CienaCIEN
13F holders, Q2 2024 (June 30)454holders −14
57new positions
69sold out
7famous investors
$48.18avg. 13F price*
At the end of Q2 2024, 454 institutions reported holding Ciena Corp. (CIEN) in their 13F filings, down 14 from Q1 2024. 57 opened new positions and 69 sold out. The largest holders were FMR LLC ($1.0B), BlackRock Inc. ($752.1M) and Vanguard Group Inc. ($721.5M). 7 famous investors held it, including Gavin Baker (5.7% of Atreides Management's portfolio), Jeremy Grantham (0.1% of GMO's portfolio) and Cliff Asness (0.1% of AQR Capital Management's portfolio).
- Company
- Ciena Corp.
- Sector
- Utilities
- CUSIP
- 171779309
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2024 → Q2 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 57 | $108.9M |
| Exits | 69 | $313.4M |
All 13F filers, Q1 2024 → Q2 2024: 17,637,929 shares bought and 14,902,141 shares sold, net +2,735,788 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 454 holders
| FMR LLC | 0.07% | Add +12.6% | 21,555,659 | $1.0B |
| BlackRock Inc. | 0.02% | Add +1.5% | 15,609,770 | $752.1M |
| Vanguard Group Inc. | 0.01% | Reduce -0.3% | 14,975,886 | $721.5M |
| Barrow Hanley Mewhinney & Strauss LLC | 0.89% | Add +119.9% | 5,397,560 | $260.1M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.62% | Reduce -0.7% | 4,947,856 | $238.4M |
| State Street Corp. | 0.01% | Reduce -0.0% | 4,386,400 | $211.3M |
| Atreides Management | 5.65% | Add +12.6% | 3,592,318 | $173.1M |
| FIL Ltd | 0.15% | Add +19.0% | 3,166,536 | $152.6M |
| Thrivent Financial for Lutherans | 0.28% | Reduce -5.9% | 2,829,410 | $136.3M |
| Dimensional Fund Advisors LP | 0.03% | Add +24.0% | 2,706,308 | $130.4M |
| Bank of America Corp. | 0.01% | Add +24.6% | 2,485,034 | $119.7M |
| Geode Capital Management, LLC | 0.01% | Add +1.6% | 2,374,940 | $114.5M |
| Senvest Management, LLC | 4.32% | Add +1.0% | 2,330,419 | $112.3M |
| Victory Capital Management Inc. | 0.10% | Add +17.2% | 2,049,464 | $98.7M |
| Rokos Capital Management LLP | 2.32% | Add +33.6% | 2,037,123 | $98.1M |
| Neuberger Berman Group LLC | 0.08% | Reduce -31.5% | 2,014,556 | $97.1M |
| Diamond Hill Capital Management, LLC (Investment Advisor) | 0.41% | Reduce -0.9% | 1,967,510 | $94.8M |
| Pacer Advisors, Inc. | 0.22% | Add +7767.2% | 1,966,414 | $94.7M |
| Alyeska Investment Group, L.P. | 0.55% | Add +85.3% | 1,958,600 | $94.4M |
| Fort Pitt Capital Group, LLC | 2.50% | Add +3.4% | 1,709,023 | $82.3M |
| Ion Asset Management Ltd. | 5.00% | Reduce -16.9% | 1,557,479 | $75.0M |
| Bank of New York Mellon Corp | 0.01% | Add +13.8% | 1,499,035 | $72.2M |
| Schroder Investment Management Group | 0.08% | Add +0.2% | 1,437,383 | $69.3M |
| T. Rowe Price Associates Inc. | 0.01% | Reduce -36.6% | 1,307,726 | $63.0M |
| Morgan Stanley | 0.00% | Reduce -17.1% | 1,306,342 | $62.9M |
| JPMorgan Chase & Co. | 0.01% | Reduce -16.6% | 1,302,473 | $62.8M |
| Northern Trust Corp. | 0.01% | Add +12.1% | 1,014,652 | $48.9M |
| Charles Schwab Investment Management Inc. | 0.01% | Add +0.9% | 948,911 | $45.7M |
| AQR Capital Management | 0.07% | Add +428.2% | 886,354 | $42.7M |
| Clal Insurance Enterprises Holdings Ltd | 0.42% | Reduce -4.0% | 838,933 | $40.4M |
| Wealth Enhancement Advisory Services, LLC | 0.09% | Reduce -1.2% | 805,948 | $38.8M |
| First Trust Advisors LP | 0.04% | Reduce -45.9% | 758,396 | $36.5M |
| Nuveen Asset Management, LLC | 0.01% | Reduce -34.5% | 633,743 | $30.5M |
| GMO | 0.10% | Add +4.3% | 602,850 | $29.0M |
| Invesco Ltd. | 0.01% | Add +101.6% | 578,356 | $27.9M |
| AXA S.A. | 0.08% | Reduce -11.5% | 568,090 | $27.4M |
| Deutsche Bank AG | 0.01% | Add +17.1% | 551,552 | $26.6M |
| North Growth Management Ltd. | 5.04% | Add +0.2% | 529,000 | $25.5M |
| Squarepoint Ops LLC | 0.09% | Reduce -10.4% | 497,878 | $24.0M |
| Cramer Rosenthal McGlynn LLC | 1.38% | Add +3.4% | 487,448 | $23.5M |
| Principal Financial Group Inc. | 0.01% | Reduce -11.8% | 481,485 | $23.2M |
| Becker Capital Management Inc. | 0.75% | Reduce -1.5% | 455,365 | $21.9M |
| Loomis Sayles & Co. L P | 0.03% | Reduce -26.9% | 454,152 | $21.9M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.01% | Add +61.3% | 430,308 | $20.7M |
| DigitalBridge Group, Inc. | 1.81% | Reduce -21.4% | 421,019 | $20.3M |
| Verition Fund Management LLC | 0.17% | Add +278.1% | 413,594 | $19.9M |
| Alliancebernstein L.P. | 0.01% | Add +65.8% | 405,307 | $19.5M |
| Masters Capital Management LLC | 3.45% | Add +300.0% | 400,000 | $19.3M |
| Scout Investments, Inc. | 0.51% | Add +11.3% | 398,022 | $19.2M |
| Rhumbline Advisers | 0.02% | Reduce -3.8% | 392,113 | $18.9M |
| Retirement Systems of Alabama | 0.07% | Reduce -0.8% | 385,064 | $18.6M |
| Perpetual Ltd | 0.19% | New | 357,839 | $17.2M |
| Russell Investments Group, Ltd. | 0.03% | Add +2175.7% | 347,118 | $16.7M |
| Madison Asset Management, LLC | 0.20% | Add +17.0% | 332,114 | $16.0M |
| Channing Capital Management, LLC | 0.43% | Add +65.4% | 324,004 | $15.6M |
| Kornitzer Capital Management Inc. | 0.29% | Reduce -0.0% | 318,440 | $15.3M |
| Woodline Partners LP | 0.15% | New | 316,190 | $15.2M |
| Schwartz Investment Counsel Inc. | 0.54% | New | 300,000 | $14.5M |
| Legal & General Group Plc | 0.00% | Reduce -10.6% | 289,659 | $14.0M |
| Swiss National Bank | 0.01% | Reduce -0.5% | 284,500 | $13.7M |
| Fort Washington Investment Advisors Inc. | 0.09% | Add +13.6% | 279,850 | $13.5M |
| Impax Asset Management Group plc | 0.05% | No change | 276,064 | $13.3M |
| DDD Partners, LLC | 1.50% | Add +1.0% | 268,703 | $12.9M |
| Macquarie Group Ltd. | 0.01% | Reduce -35.2% | 264,435 | $12.7M |
| UBS Group AG | 0.00% | Reduce -29.6% | 260,476 | $12.5M |
| Glenmede Trust Co. NA | 0.06% | New | 258,792 | $12.5M |
| California Public Employees Retirement System | 0.01% | Reduce -3.2% | 242,899 | $11.7M |
| Assenagon Asset Management S.A. | 0.03% | Reduce -63.0% | 226,102 | $10.9M |
| Wells Fargo & Company | 0.00% | Add +44.9% | 226,011 | $10.9M |
| Peregrine Capital Management LLC | 0.32% | Add +1.3% | 225,879 | $10.9M |
| Lazard Asset Management LLC | 0.01% | Reduce -9.8% | 225,139 | $10.8M |
| Envestnet Asset Management Inc. | 0.00% | Add +42.2% | 223,051 | $10.7M |
| Citigroup Inc. | 0.01% | Add +52.0% | 210,719 | $10.2M |
| Ameriprise Financial Inc. | 0.00% | Reduce -15.0% | 210,229 | $10.1M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -33.1% | 209,392 | $10.1M |
| Boston Partners | 0.01% | Reduce -4.0% | 204,906 | $9.9M |
| Sora Investors LLC | 1.78% | Reduce -46.7% | 200,000 | $9.6M |
| Sei Investments Co. | 0.01% | Add +18.2% | 198,780 | $9.6M |
| Penserra Capital Management LLC | 0.11% | Add +1.3% | 186,949 | $9.0M |
| Corebridge Financial, Inc. | 0.05% | — | 182,900 | $8.8M |
| TD Asset Management Inc | 0.01% | Reduce -13.9% | 182,526 | $8.8M |
| Kettle Hill Capital Management, LLC | 2.12% | New | 174,311 | $8.4M |
| Man Group plc | 0.02% | Reduce -23.3% | 171,076 | $8.2M |
| New York State Teachers Retirement System | 0.02% | Add +0.7% | 169,852 | $8.2M |
| LMCG Investments, LLC | 0.45% | Add +0.2% | 161,557 | $7.8M |
| Barclays PLC | 0.00% | Reduce -39.1% | 149,032 | $7.2M |
| State Board of Administration of Florida Retirement System | 0.01% | Reduce -4.0% | 146,361 | $7.1M |
| State of Wisconsin Investment Board | 0.02% | Add +8.9% | 146,277 | $7.0M |
| California State Teachers Retirement System | 0.01% | Reduce -2.8% | 142,076 | $6.8M |
| Aristotle Capital Boston, LLC | 0.23% | Reduce -20.3% | 141,079 | $6.8M |
| Granahan Investment Management, LLC | 0.26% | Add +6.0% | 135,660 | $6.5M |
| Mutual of America Capital Management LLC | 0.07% | Reduce -2.9% | 132,278 | $6.4M |
| Melqart Asset Management (UK) Ltd | 0.60% | Reduce -30.1% | 132,066 | $6.4M |
| Primecap Management Co. | 0.00% | Reduce -2.5% | 122,500 | $5.9M |
| Manufacturers Life Insurance Company, The | 0.01% | Reduce -7.3% | 122,256 | $5.9M |
| Royal Bank of Canada | 0.00% | Reduce -16.9% | 115,007 | $5.5M |
| Capital Fund Management S.A. | 0.06% | Reduce -13.1% | 114,592 | $5.5M |
| Providence Capital Advisors, LLC | 1.20% | Add +1.1% | 114,047 | $5.5M |
| Two Sigma Investments, LP | 0.01% | Add +341.1% | 113,803 | $5.5M |
| Front Street Capital Management, Inc. | 1.04% | Reduce -1.2% | 112,717 | $5.4M |
| New York State Common Retirement Fund | 0.01% | Reduce -0.0% | 112,686 | $5.4M |
| Arrowstreet Capital, Limited Partnership | 0.00% | Add +462.9% | 111,414 | $5.4M |
| CANADA LIFE ASSURANCE Co | 0.01% | Add +8.1% | 111,007 | $5.3M |
| Boothbay Fund Management, LLC | 0.18% | Reduce -24.6% | 109,621 | $5.3M |
| Guggenheim Capital LLC | 0.04% | Add +12.8% | 109,053 | $5.3M |
| Segall Bryant & Hamill, LLC | 0.09% | Reduce -69.1% | 108,990 | $5.3M |
| CenterBook Partners LP | 0.32% | Reduce -33.2% | 107,120 | $5.2M |
| Susquehanna Fundamental Investments, LLC | 0.12% | New | 104,579 | $5.0M |
| Stifel Financial Corp. | 0.01% | Reduce -17.5% | 102,621 | $4.9M |
| Thompson Siegel & Walmsley LLC | 0.08% | New | 101,004 | $4.9M |
| Westerly Capital Management, LLC | 2.62% | Reduce -13.0% | 100,000 | $4.8M |
| Public Employees Retirement System of Ohio | 0.02% | Add +3.0% | 93,072 | $4.5M |
| First Manhattan Co. Llc. | 0.01% | Reduce -0.1% | 85,169 | $4.1M |
| Lhm, Inc. | 1.70% | Add +64.0% | 83,725 | $4.0M |
| Amalgamated Bank | 0.03% | Add +2.4% | 81,232 | $3.9M |
| HSBC Holdings PLC | 0.00% | Add +959.1% | 77,780 | $3.8M |
| MetLife Investment Management, LLC | 0.02% | Reduce -4.4% | 76,133 | $3.7M |
| Ensign Peak Advisors, Inc | 0.01% | Add +60.9% | 75,550 | $3.6M |
| Walleye Capital LLC | 0.04% | Reduce -41.2% | 74,840 | $3.6M |
| Orange Investment Advisors, Inc. | 0.46% | Reduce -2.6% | 74,878 | $3.5M |
| Stanley-Laman Group, Ltd. | 0.46% | Reduce -3.2% | 72,214 | $3.5M |
| Citadel Advisors | 0.00% | Reduce -8.3% | 70,181 | $3.4M |
| Janus Henderson Group PLC | 0.00% | Reduce -1.1% | 68,092 | $3.3M |
| Lumbard & Kellner, LLC | 1.50% | Add +0.9% | 65,799 | $3.2M |
| Millennium Management | 0.00% | Add +640.7% | 64,466 | $3.1M |
| Intech Investment Management LLC | 0.04% | New | 64,059 | $3.1M |
| Treasurer of the State of North Carolina | 0.01% | Reduce -2.6% | 62,629 | $3.0M |
| Maxi Investments CY Ltd | 0.68% | Add +131.3% | 62,438 | $3.0M |
| E. Ohman J:or Asset Management AB | 0.07% | No change | 62,381 | $3.0M |
| Yousif Capital Management, LLC | 0.03% | Reduce -8.3% | 62,097 | $3.0M |
| Needham Investment Management LLC | 0.24% | Add +20.0% | 60,000 | $2.9M |
| Abn Amro Investment Solutions | 0.05% | No change | 58,310 | $2.8M |
| Comerica Bank | 0.01% | Reduce -7.0% | 57,743 | $2.8M |
| Systematic Financial Management LP | 0.08% | Reduce -1.1% | 57,515 | $2.8M |
| Gotham Asset Management | 0.04% | Reduce -50.2% | 57,419 | $2.8M |
| Ontario Teachers Pension Plan Board | 0.03% | Add +47.6% | 57,038 | $2.7M |
| State of New Jersey Common Pension Fund D | 0.01% | Reduce -36.3% | 56,093 | $2.7M |
| PDT Partners, LLC | 0.25% | Reduce -14.8% | 55,422 | $2.7M |
| Raymond James & Associates | 0.00% | Reduce -45.9% | 55,294 | $2.7M |
| Simplex Trading, LLC | 0.08% | Add +172.8% | 53,635 | $2.6M |
| BNP Paribas Financial Markets | 0.00% | Reduce -80.1% | 51,484 | $2.5M |
| State of Tennessee, Department of Treasury | 0.01% | Reduce -8.8% | 50,187 | $2.4M |
| Mackenzie Financial Corp. | 0.00% | Add +490.2% | 50,062 | $2.4M |
| KBC Group NV | 0.01% | Add +0.9% | 49,673 | $2.4M |
| Teachers Retirement System of the State of Kentucky | 0.02% | No change | 48,594 | $2.3M |
| Sit Investment Associates Inc. | 0.05% | No change | 48,200 | $2.3M |
| Commonwealth Equity Services, LLC | 0.00% | Add +107.9% | 46,467 | $2.2M |
| Paralel Advisors LLC | 0.11% | New | 46,260 | $2.2M |
| SG Americas Securities, LLC | 0.01% | Add +1171.4% | 44,854 | $2.2M |
| Tidal Investments LLC | 0.03% | Add +21.6% | 44,671 | $2.2M |
| American Century Companies Inc. | 0.00% | Reduce -86.5% | 43,191 | $2.1M |
| Weiss Asset Management LP | 0.16% | Reduce -81.8% | 43,157 | $2.1M |
| Engineers Gate Manager LP | 0.05% | Add +229.2% | 43,006 | $2.1M |
| HighTower Advisors, LLC | 0.00% | Reduce -2.5% | 42,733 | $2.0M |
| Bayesian Capital Management, LP | 0.23% | New | 42,400 | $2.0M |
| Robeco Institutional Asset Management B.V. | 0.00% | New | 42,297 | $2.0M |
| Norges Bank | 0.00% | New | 41,077 | $2.0M |
| Louisiana State Employees Retirement System | 0.04% | Reduce -1.9% | 40,900 | $2.0M |
| Arizona State Retirement System | 0.01% | Add +1.7% | 40,482 | $2.0M |
| Hilton Capital Management, LLC | 0.15% | Add +3.9% | 37,153 | $1.8M |
| Algert Global LLC | 0.06% | Reduce -32.9% | 36,956 | $1.8M |
| Maverick Capital | 0.03% | New | 35,841 | $1.7M |
| Pacifica Partners Inc. | 0.72% | Reduce -0.8% | 35,760 | $1.7M |
| State of Michigan Retirement System | 0.01% | Reduce -2.3% | 34,796 | $1.7M |
| Bank of Montreal | 0.00% | Reduce -4.9% | 33,937 | $1.6M |
| Illinois Municipal Retirement Fund | 0.02% | Add +111.8% | 33,651 | $1.6M |
| Campbell Newman Asset Management Inc. | 0.13% | Reduce -0.3% | 33,018 | $1.6M |
| Rothschild Investment LLC | 0.11% | Reduce -0.5% | 32,633 | $1.6M |
| Northwestern Mutual Investment Management Company, LLC | 0.04% | Reduce -0.2% | 32,274 | $1.6M |
| Deepwater Asset Management, LLC | 0.56% | No change | 32,097 | $1.5M |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.01% | Reduce -0.1% | 32,050 | $1.5M |
| Susquehanna International Group, LLP | 0.00% | Add +176.6% | 32,038 | $1.5M |
| Franklin Resources Inc. | 0.00% | Reduce -31.7% | 31,817 | $1.5M |
| IMC-Chicago, LLC | 0.05% | New | 31,625 | $1.5M |
| Handelsbanken Fonder AB | 0.01% | Add +6.8% | 31,362 | $1.5M |
| Jefferies Financial Group Inc. | 0.03% | Add +56.5% | 31,300 | $1.5M |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Add +2.1% | 30,862 | $1.5M |
| Ameritas Investment Partners, Inc. | 0.05% | Reduce -3.8% | 30,757 | $1.5M |
| New Mexico Educational Retirement Board | 0.05% | No change | 30,300 | $1.5M |
| Harbour Capital Advisors, LLC | 0.35% | Reduce -0.1% | 30,520 | $1.5M |
| Oregon Public Employees Retirement Fund | 0.03% | Reduce -16.2% | 30,074 | $1.4M |
| Monaco Asset Management SAM | 0.72% | Add +71.4% | 30,000 | $1.4M |
| Truist Financial Corp. | 0.00% | Add +10.4% | 29,614 | $1.4M |
| Altshuler Shaham Ltd | 0.05% | New | 29,200 | $1.4M |
| STRS Ohio | 0.01% | No change | 29,010 | $1.4M |
| Cerity Partners LLC | 0.00% | Add +42.5% | 28,144 | $1.4M |
| Gateway Investment Advisers LLC | 0.01% | No change | 26,271 | $1.3M |
| Riverwater Partners LLC | 0.93% | Reduce -0.6% | 26,116 | $1.3M |
| Park Avenue Securities LLC | 0.02% | Add +50.5% | 26,087 | $1.3M |
| Nissay Asset Management Corp. /Japan | 0.01% | Add +23.4% | 26,062 | $1.3M |
| Jane Street Group, LLC | 0.00% | Reduce -78.5% | 24,511 | $1.2M |
| Analyst IMS Investment Management Services Ltd. | 0.05% | No change | 24,232 | $1.2M |
| Kintra Wealth, LLC | 0.83% | New | 24,189 | $1.2M |
| Federated Hermes, Inc. | 0.00% | Reduce -5.9% | 24,034 | $1.2M |
| Utah Retirement Systems | 0.01% | Reduce -6.6% | 23,900 | $1.2M |
| Orion Porfolio Solutions, LLC | 0.01% | Add +27.3% | 23,652 | $1.1M |
| Orion Portfolio Solutions, LLC | 0.01% | Add +27.3% | 23,652 | $1.1M |
| Chartwell Investment Partners, LLC | 0.04% | Reduce -71.0% | 23,584 | $1.1M |
| Natixis Advisors, LLC | 0.00% | Reduce -35.6% | 23,355 | $1.1M |
| ExodusPoint Capital Management, LP | 0.01% | New | 23,049 | $1.1M |
| Voya Investment Management LLC | 0.00% | Add +30.7% | 22,995 | $1.1M |
| Cinctive Capital Management LP | 0.06% | New | 22,990 | $1.1M |
| Blair William & Co. | 0.00% | Reduce -2.2% | 22,270 | $1.1M |
| Savant Capital, LLC | 0.01% | Add +275.1% | 21,914 | $1.1M |
| SWS Partners | 0.32% | Add +1.3% | 21,897 | $1.1M |
| Hancock Whitney Corp. | 0.04% | Add +0.2% | 21,829 | $1.1M |
| Proficio Capital Partners LLC | 0.11% | Add +1.8% | 21,033 | $1.0M |
| Hussman Strategic Advisors, Inc. | 0.28% | No change | 21,000 | $1.0M |
| Burney Co./ | 0.04% | Add +0.7% | 20,051 | $966K |
| BNP Paribas | 0.05% | No change | 19,917 | $958K |
| Benjamin F. Edwards & Company, Inc. | 0.02% | Reduce -6.3% | 19,762 | $952K |
| LPL Financial LLC | 0.00% | Reduce -13.5% | 19,663 | $947K |
| Washington Capital Management, Inc. | 0.79% | Reduce -1.3% | 19,345 | $932K |
| K2 Principal Fund, L.P. | 0.49% | Add +97.2% | 19,325 | $931K |
| Prudential Financial Inc. | 0.00% | Add +22.0% | 19,103 | $920K |
| Pictet Asset Management Holding SA | 0.00% | Reduce -0.9% | 18,972 | $914K |
| Mariner, LLC | 0.00% | Add +31.5% | 18,955 | $913K |
| Xponance LLC | 0.01% | Reduce -19.4% | 18,845 | $908K |
| First Business Financial Services, Inc. | 0.09% | Add +3.8% | 18,061 | $870K |
| Quantinno Capital Management LP | 0.02% | Add +4.8% | 17,970 | $866K |
| Prelude Capital Management, LLC | 0.07% | Reduce -53.6% | 17,941 | $864K |
| Dantai Capital Ltd | 0.96% | No change | 17,800 | $858K |
| Twin Tree Management, LP | 0.03% | Reduce -9.3% | 17,670 | $851K |
| John G Ullman & Associates Inc. | 0.13% | Add +6.1% | 17,500 | $843K |
| Advisory Services Network, LLC | 0.02% | Add +217.3% | 17,158 | $827K |
| Janney Montgomery Scott LLC | 0.00% | Add +105.3% | 16,880 | $813K |
| Perkins Capital Management Inc. | 0.76% | No change | 16,750 | $807K |
| Teacher Retirement System of Texas | 0.00% | Reduce -34.3% | 16,756 | $807K |
| Calamos Advisors LLC | 0.01% | Add +19.2% | 16,590 | $799K |
| J. Goldman & Co LP | 0.03% | New | 16,497 | $795K |
| State of Wyoming | 0.13% | Add +2.5% | 16,393 | $790K |
| Corient Private Wealth LP | 0.00% | Reduce -2.9% | 15,853 | $764K |
| State of Alaska, Department of Revenue | 0.01% | No change | 15,739 | $758K |
| First Trust Direct Indexing L.P. | 0.05% | Add +5.5% | 15,507 | $747K |
| Brevan Howard Capital Management LP | 0.05% | Add +189.6% | 15,449 | $744K |
| Rafferty Asset Management, LLC | 0.00% | Reduce -29.9% | 15,386 | $741K |
| Public Employees Retirement Association of Colorado | 0.00% | Reduce -8.0% | 15,288 | $737K |
| PNC Financial Services Group, Inc. | 0.00% | Reduce -36.2% | 15,211 | $733K |
| WINTON GROUP Ltd | 0.05% | New | 15,132 | $729K |
| Keybank National Association | 0.00% | Add +30.7% | 14,732 | $710K |
| Holocene Advisors, LP | 0.00% | New | 14,660 | $706K |
| Pathstone Holdings, LLC | 0.00% | Add +2.6% | 14,168 | $683K |
| First Hawaiian Bank | 0.02% | New | 13,719 | $661K |
| Teza Capital Management LLC | 0.08% | New | 13,648 | $658K |
| Raymond James Financial Services Advisors, Inc. | 0.00% | Reduce -56.0% | 13,548 | $653K |
| MML Investors Services, LLC | 0.00% | Add +30.8% | 13,371 | $644K |
| Vanguard Personalized Indexing Management, LLC | 0.01% | Add +1.2% | 13,111 | $632K |
| Paloma Partners Management Co | 0.07% | New | 13,030 | $628K |
| Profund Advisors LLC | 0.02% | Reduce -43.9% | 12,685 | $611K |
| Versor Investments LP | 0.11% | Add +167.4% | 12,300 | $593K |
| Gifford Fong Associates | 0.16% | No change | 12,255 | $590K |
| Synergy Asset Management, LLC | 0.09% | New | 12,204 | $588K |
| Cornerstone Investment Partners, LLC | 0.03% | Add +1.2% | 12,132 | $585K |
| Itau Unibanco Holding S.A. | 0.02% | New | 12,000 | $578K |
| Aristeia Capital, L.L.C. | 0.04% | New | 11,919 | $574K |
| Cetera Investment Advisers | 0.00% | Add +36.0% | 11,782 | $568K |
| Maryland State Retirement & Pension System | 0.01% | No change | 11,700 | $564K |
| Securian Asset Management, Inc. | 0.02% | Reduce -3.3% | 11,533 | $556K |
| United Services Automobile Association | 0.01% | Reduce -0.7% | 11,336 | $546K |
| Central Pacific Bank - Trust Division | 0.07% | Add +2.6% | 11,332 | $546K |
| GTS Securities LLC | 0.01% | New | 11,296 | $544K |
| NorthCrest Asset Manangement, LLC | 0.02% | Add +0.5% | 11,049 | $532K |
| Principal Securities, Inc. | 0.01% | Add +54.4% | 11,025 | $531K |
| Vestcor Inc | 0.02% | No change | 10,713 | $516K |
| Oppenheimer Asset Management Inc. | 0.01% | Add +26.4% | 10,647 | $513K |
| Silvercrest Asset Management Group LLC | 0.00% | Add +24.5% | 10,589 | $510K |
| Cwm, LLC | 0.00% | Add +698.9% | 10,561 | $509K |
| Envestnet Portfolio Solutions, Inc. | 0.00% | Add +55.5% | 10,441 | $503K |
| Rice Hall James & Associates, LLC | 0.03% | Reduce -1.3% | 10,398 | $501K |
| US Bancorp \de | 0.00% | Reduce -42.1% | 10,063 | $485K |
| Janney Capital Management LLC | 0.03% | Reduce -0.8% | 9,646 | $465K |
| Crossmark Global Holdings, Inc. | 0.01% | Reduce -10.7% | 9,573 | $462K |
| Zuckerman Investment Group, LLC | 0.05% | No change | 9,500 | $458K |
| Baird Financial Group, Inc. | 0.00% | No change | 9,436 | $455K |
| GMT Capital Corp | 0.02% | New | 9,410 | $453K |
| Congress Asset Management Co. | 0.00% | Add +84.7% | 9,166 | $442K |
| Amundi | 0.00% | Reduce -99.2% | 9,375 | $440K |
| Generali Investments Towarzystwo Funduszy Inwestycyjnych | 0.28% | Add +12.5% | 9,000 | $434K |
| Two Sigma Advisers, LP | 0.00% | New | 8,916 | $430K |
| Creative Planning | 0.00% | Add +13.7% | 8,799 | $424K |
| Bridgefront Capital, LLC | 0.18% | New | 8,733 | $421K |
| SkyOak Wealth, LLC | 0.10% | Reduce -38.1% | 8,649 | $417K |
| Signaturefd, LLC | 0.01% | Reduce -5.9% | 8,616 | $415K |
| Acadian Asset Management LLC | 0.00% | No change | 8,566 | $412K |
| Oak Thistle LLC | 0.30% | Add +99.1% | 8,310 | $400K |
| Two Sigma Securities, LLC | 0.02% | Add +38.4% | 8,079 | $389K |
| Mercer Global Advisors Inc. | 0.00% | Add +52.4% | 7,737 | $373K |
| Hohimer Wealth Management, LLC | 0.09% | Reduce -0.6% | 7,639 | $368K |
| Pallas Capital Advisors LLC | 0.02% | New | 7,155 | $355K |
| Fulton Bank, N.A. | 0.01% | Add +16.7% | 7,315 | $352K |
| Cibc World Market Inc. | 0.00% | Reduce -5.0% | 7,271 | $350K |
| OMERS ADMINISTRATION Corp | 0.00% | New | 7,100 | $342K |
| Seven Eight Capital, LP | 0.04% | New | 7,034 | $339K |
| Tradewinds, LLC. | 0.10% | New | 6,900 | $332K |
| ProShare Advisors LLC | 0.00% | Reduce -3.7% | 6,819 | $329K |
| PSI Advisors, LLC | 0.10% | Reduce -1.5% | 6,671 | $321K |
| Element Capital Management LLC | 0.02% | Reduce -50.7% | 6,608 | $318K |
| Nisa Investment Advisors, LLC | 0.00% | Reduce -9.6% | 6,538 | $315K |
| Girard Partners LTD. | 0.03% | Reduce -14.0% | 6,178 | $298K |
| Captrust Financial Advisors | 0.00% | New | 6,176 | $298K |
| PFG Investments, LLC | 0.02% | Add +0.0% | 6,080 | $293K |
| Vident Advisory, LLC | 0.01% | Add +8.5% | 6,029 | $290K |
| Sanders Morris Harris LLC | 0.05% | No change | 6,000 | $289K |
| Lido Advisors, LLC | 0.00% | Reduce -15.0% | 5,993 | $289K |
| Wolverine Trading, LLC | 0.00% | New | 5,974 | $288K |
| AIA Group Ltd | 0.01% | Reduce -18.6% | 5,915 | $285K |
| Private Advisor Group, LLC | 0.00% | Add +4.5% | 5,851 | $282K |
| Moody National Bank Trust Division | 0.02% | Reduce -30.3% | 5,837 | $281K |
| Shelton Capital Management | 0.01% | Reduce -10.2% | 5,727 | $276K |
| HB Wealth Management, LLC | 0.00% | Add +0.1% | 5,456 | $263K |
| Inspire Investing, LLC | 0.03% | Reduce -39.1% | 5,436 | $262K |
| Panagora Asset Management Inc. | 0.00% | Add +4.6% | 5,404 | $260K |
| Greenleaf Trust | 0.00% | Add +1.7% | 5,270 | $254K |
| Kestra Advisory Services, LLC | 0.00% | Reduce -10.9% | 5,096 | $246K |
| Brown Advisory Inc. | 0.00% | Reduce -19.3% | 5,014 | $242K |
| Centiva Capital, LP | 0.01% | New | 5,000 | $241K |
| Osaic Holdings, Inc. | 0.00% | Reduce -78.0% | 4,774 | $230K |
| Dark Forest Capital Management LP | 0.04% | New | 4,740 | $228K |
| M&T Bank Corp | 0.00% | Reduce -1.4% | 4,742 | $228K |
| Fifth Third Wealth Advisors LLC | 0.02% | New | 4,704 | $227K |
| Beacon Pointe Advisors, LLC | 0.00% | Reduce -1.8% | 4,612 | $222K |
| Sanctuary Advisors, LLC | 0.00% | — | 4,731 | $221K |
| Coldstream Capital Management Inc. | 0.01% | Reduce -2.5% | 4,567 | $220K |
| Angeles Investment Advisors, LLC | 0.01% | No change | 4,500 | $217K |
| Marex Group Ltd | 0.01% | New | 4,484 | $216K |
| Walleye Trading LLC | 0.00% | New | 4,468 | $215K |
| Whalen Wealth Management Inc. | 0.17% | Reduce -44.4% | 4,454 | $215K |
| Moors & Cabot, Inc. | 0.01% | No change | 4,373 | $211K |
| Kestra Private Wealth Services, LLC | 0.00% | Reduce -22.6% | 4,366 | $210K |
| Vestmark Advisory Solutions, Inc. | 0.01% | New | 4,344 | $209K |
| Intrust Bank NA | 0.02% | Reduce -29.4% | 4,335 | $209K |
| Marshall Wace, LLP | 0.00% | New | 4,200 | $202K |
| Pinnacle Associates Ltd. | 0.00% | New | 4,185 | $202K |
| Inceptionr LLC | 0.06% | Reduce -50.6% | 4,155 | $200K |
| Steward Partners Investment Advisory, LLC | 0.00% | Reduce -18.7% | 4,130 | $199K |
| Group One Trading LLC | 0.01% | Add +7.0% | 3,983 | $192K |
| Geneos Wealth Management Inc. | 0.01% | Reduce -0.4% | 3,790 | $183K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -17.8% | 3,780 | $182K |
| Parallel Advisors, LLC | 0.00% | Reduce -12.1% | 3,772 | $182K |
| Harbor Capital Advisors, Inc. | 0.01% | Add +17.4% | 3,465 | $167K |
| Innealta Capital, LLC | 0.05% | Reduce -31.0% | 3,373 | $163K |
| Quadrant Capital Group LLC | 0.01% | Add +6.9% | 3,224 | $155K |
| Operose Advisors LLC | 0.05% | No change | 3,214 | $155K |
| 1620 Investment Advisors, Inc. | 0.11% | New | 3,025 | $146K |
| Smithfield Trust Co | 0.01% | No change | 2,999 | $143K |
| FinTrust Capital Advisors, LLC | 0.03% | Reduce -90.2% | 2,859 | $138K |
| Leonteq Securities AG | 0.02% | Add +10.0% | 2,679 | $129K |
| Hantz Financial Services, Inc. | 0.00% | Reduce -28.4% | 2,373 | $114K |
| Covestor Ltd | 0.06% | Add +62.2% | 1,967 | $94K |
| Arax Advisory Partners | 0.01% | New | 1,617 | $78K |
| Northwestern Mutual Wealth Management Co. | 0.00% | Reduce -9.8% | 1,597 | $77K |
| Quarry LP | 0.03% | Add +118.9% | 1,572 | $76K |
| Colonial Trust Co / SC | 0.01% | Reduce -1.5% | 1,400 | $67K |
| National Bank of Canada | 0.00% | No change | 1,407 | $67K |
| Vestor Capital, LLC | 0.01% | No change | 1,400 | $67K |
| Federation des caisses Desjardins du Quebec | 0.00% | Reduce -43.9% | 1,280 | $62K |
| NewEdge Advisors, LLC | 0.00% | Reduce -11.6% | 1,176 | $57K |
| CENTRAL TRUST Co | 0.00% | Reduce -55.1% | 1,139 | $55K |
| Fifth Third Bancorp | 0.00% | Add +8.3% | 1,095 | $53K |
| Financial Management Professionals, Inc. | 0.01% | No change | 1,070 | $52K |
| Sunbelt Securities, Inc. | 0.01% | No change | 1,054 | $51K |
| Smartleaf Asset Management LLC | 0.01% | Reduce -6.7% | 988 | $48K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +8.3% | 850 | $45K |
| Nomura Asset Management Co. Ltd. | 0.00% | No change | 840 | $40K |
| Canton Hathaway, LLC | 0.01% | New | 820 | $40K |
| City State Bank | 0.02% | No change | 800 | $39K |
| Farther Finance Advisors, LLC | 0.00% | Add +23.6% | 760 | $36K |
| IFP Advisors, Inc | 0.00% | No change | 630 | $30K |
| Advisors Asset Management, Inc. | 0.00% | Reduce -8.1% | 628 | $30K |
| Register Financial Advisors LLC | 0.02% | Reduce -7.5% | 618 | $30K |
| GoalVest Advisory LLC | 0.01% | No change | 602 | $29K |
| Healthcare of Ontario Pension Plan Trust Fund | 0.00% | Reduce -89.4% | 591 | $28K |
| Lindbrook Capital, LLC | 0.00% | Add +147.7% | 587 | $28K |
| Global Retirement Partners, LLC | 0.00% | Add +120.9% | 539 | $26K |
| GAMMA Investing LLC | 0.00% | Add +35.1% | 523 | $25K |
| Manchester Capital Management LLC | 0.00% | No change | 500 | $24K |
| Orion Capital Management LLC | 0.01% | No change | 497 | $24K |
| Allspring Global Investments Holdings, LLC | 0.00% | Add +8.4% | 476 | $23K |
| Hexagon Capital Partners LLC | 0.00% | Reduce -2.5% | 465 | $22K |
| Blue Trust, Inc. | 0.00% | Add +230.9% | 417 | $21K |
| Rise Advisors, LLC | 0.01% | No change | 386 | $19K |
| Sugarloaf Wealth Management, LLC | 0.00% | No change | 357 | $17K |
| First Horizon Advisors, Inc. | 0.00% | Add +43.2% | 335 | $16K |
| True Wealth Design, LLC | 0.00% | No change | 309 | $15K |
| MassMutual Private Wealth & Trust, FSB | 0.00% | Add +6.3% | 305 | $15K |
| Whittier Trust Co. | 0.00% | Reduce -54.3% | 295 | $14K |
| CI Investments Inc. | 0.00% | Reduce -7.0% | 266 | $13K |
| Allworth Financial LP | 0.00% | Add +40.8% | 238 | $12K |
| Cape Investment Advisory, Inc. | 0.00% | No change | 214 | $10K |
| Annis Gardner Whiting Capital Advisors, LLC | 0.00% | No change | 214 | $10K |
| Brown, Lisle/Cummings, Inc. | 0.00% | No change | 200 | $10K |
| Harbour Investments, Inc. | 0.00% | No change | 200 | $10K |
| Janiczek Wealth Management, LLC | 0.00% | No change | 197 | $9K |
| Atticus Wealth Management, LLC | 0.00% | Reduce -51.3% | 190 | $9K |
| Atlas Capital Advisors Inc. | 0.00% | Reduce -52.9% | 180 | $9K |
| Park Place Capital Corp | 0.00% | No change | 176 | $8K |
| Natixis | 0.00% | Reduce -16.5% | 167 | $8K |
| Centennial Bank | 0.00% | No change | 158 | $8K |
| Private Trust Co. NA | 0.00% | Reduce -50.5% | 158 | $8K |
| Towne Trust Company, N.A | 0.00% | No change | 150 | $7K |
| Private Wealth Management Group, LLC | 0.00% | No change | 146 | $7K |
| Capital Advisors, Ltd. LLC | 0.00% | Add +1000.0% | 143 | $7K |
| Bessemer Group Inc. | 0.00% | No change | 141 | $7K |
| Exchange Traded Concepts, LLC | 0.00% | Add +67.5% | 129 | $6K |
| Blue Bell Private Wealth Management, LLC | 0.00% | No change | 125 | $6K |
| CIBC Private Wealth Group LLC | 0.00% | No change | 112 | $5K |
| Larson Financial Group LLC | 0.00% | Add +158.1% | 111 | $5K |
| Quent Capital, LLC | 0.00% | No change | 109 | $5K |
| Eagle Bay Advisors LLC | 0.00% | Reduce -38.0% | 106 | $5K |
| Parkside Financial Bank & Trust | 0.00% | No change | 102 | $5K |
| JFS Wealth Advisors, LLC | 0.00% | No change | 102 | $5K |
| Bell Investment Advisors, Inc | 0.00% | Reduce -9.3% | 98 | $5K |
| Mather Group, Llc. | 0.00% | New | 84 | $4K |
| UMB Bank, n.a. | 0.00% | Add +62.3% | 86 | $4K |
| Glass Jacobson Investment Advisors llc | 0.00% | No change | 85 | $4K |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.00% | No change | 85 | $4K |
| Asset Dedication, LLC | 0.00% | No change | 84 | $4K |
| Venturi Wealth Management, LLC | 0.00% | Reduce -18.4% | 80 | $4K |
| Gilliland Jeter Wealth Management LLC | 0.00% | No change | 75 | $4K |
| Huntington National Bank | 0.00% | Reduce -74.7% | 72 | $3K |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 0.00% | New | 70 | $3K |
| J.Safra Asset Management Corp | 0.00% | New | 69 | $3K |
| Hoey Investments, Inc. | 0.00% | No change | 65 | $3K |
| Toth Financial Advisory Corp. | 0.00% | New | 65 | $3K |
| Family Firm, Inc. | 0.00% | New | 62 | $3K |
| Farmers & Merchants Investments Inc. | 0.00% | No change | 62 | $3K |
| Richard W. Paul & Associates, LLC | 0.00% | No change | 60 | $3K |
| Coppell Advisory Solutions LLC | 0.00% | — | 54 | $3K |
| LRI Investments, LLC | 0.00% | No change | 51 | $2K |
| St Germain D J Co. Inc. | 0.00% | No change | 47 | $2K |
| Opal Wealth Advisors, LLC | 0.00% | New | 42 | $2K |
| TD Waterhouse Canada Inc. | 0.00% | No change | 35 | $2K |
| Spire Wealth Management | 0.00% | Add +10.3% | 32 | $2K |
| Continuum Advisory, LLC | 0.00% | No change | 31 | $1K |
| SJS Investment Consulting Inc. | 0.00% | No change | 28 | $1K |
| Whittier Trust Co. of Nevada Inc. | 0.00% | No change | 27 | $1K |
| DiNuzzo Private Wealth, Inc. | 0.00% | Add +22.2% | 22 | $1K |
| Benjamin Edwards Inc. | 0.00% | New | 16 | $1K |
| Valley National Advisers Inc. | 0.00% | Reduce -11.1% | 40 | $1K |
| AdvisorNet Financial, Inc | 0.00% | New | 20 | $964 |
| Sachetta, LLC | 0.00% | Reduce -46.9% | 17 | $876 |
| Abound Wealth Management | 0.00% | Reduce -79.8% | 17 | $820 |
| Versant Capital Management, Inc | 0.00% | No change | 16 | $771 |
| Moisand Fitzgerald Tamayo, LLC | 0.00% | No change | 14 | $675 |
| MCF Advisors LLC | 0.00% | No change | 5 | $241 |
| Bokf, NA | 0.00% | No change | 4 | $193 |
| Avior Wealth Management, LLC | 0.00% | Reduce -84.0% | 4 | $192 |
| Proffitt & Goodson Inc. | 0.00% | No change | 3 | $145 |
| Key Financial Inc | 0.00% | No change | 2 | $96 |
| AlphaQuest LLC | 0.00% | Reduce -99.9% | 2 | $96 |
| MV Capital Management, Inc. | 0.00% | New | 1 | $49 |
| Fairman Group, LLC | 0.00% | No change | 1 | $48 |
| Avion Wealth | 0.00% | No change | 12 | $0 |
| Banque Cantonale Vaudoise | 0.00% | No change | 7 | $0 |
"% of holder's portfolio" is CIEN's weight in each manager's 13F, not the share of Ciena Corp. the manager owns.