Mercury SystemsMRCY
13F holders, Q1 2024 (March 31)222holders
5famous investors
$29.52avg. 13F price*
At the end of Q1 2024, 222 institutions reported holding Mercury Systems Inc. (MRCY) in their 13F filings. The largest holders were BlackRock Inc. ($218.5M), JANA Partners Management, LP ($204.3M) and William Blair Investment Management, LLC ($188.2M). 5 famous investors held it, including Jeff Smith (1.6% of Starboard Value's portfolio), Ron Baron (0.1% of Baron Capital (BAMCO)'s portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Mercury Systems Inc.
- CUSIP
- 589378108
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 43 | $70.0M |
| Exits | 41 | $92.2M |
Ownership 222 holders
| BlackRock Inc. | 0.01% | Reduce -1.1% | 7,405,486 | $218.5M |
| JANA Partners Management, LP | 11.17% | Add +32.9% | 6,924,896 | $204.3M |
| William Blair Investment Management, LLC | 0.49% | Reduce -2.7% | 6,379,526 | $188.2M |
| Vanguard Group Inc. | 0.00% | Reduce -6.2% | 5,318,787 | $156.9M |
| State Street Corp. | 0.00% | Add +6.0% | 3,748,098 | $110.6M |
| Starboard Value | 1.63% | Add +24.2% | 2,664,000 | $78.6M |
| Dimensional Fund Advisors LP | 0.02% | Add +1.6% | 2,006,554 | $59.2M |
| Victory Capital Management Inc. | 0.05% | Add +3.8% | 1,869,227 | $55.1M |
| Baron Capital (BAMCO) | 0.15% | Reduce -2.1% | 1,853,154 | $54.7M |
| Westwood Holdings Group Inc. | 0.36% | Add +14.7% | 1,554,166 | $45.8M |
| Segall Bryant & Hamill, LLC | 0.83% | Add +15.9% | 1,493,173 | $44.0M |
| Conestoga Capital Advisors, LLC | 0.54% | Reduce -48.2% | 1,269,730 | $37.5M |
| Fuller & Thaler Asset Management, Inc. | 0.16% | Add +1142.3% | 1,237,604 | $36.5M |
| Scopia Capital Management LP | 4.00% | New | 1,059,172 | $31.2M |
| Geode Capital Management, LLC | 0.00% | Add +3.8% | 869,655 | $25.7M |
| Snyder Capital Management L P | 0.54% | Add +5.5% | 851,768 | $25.1M |
| Royal Bank of Canada | 0.01% | Reduce -8.9% | 811,522 | $23.9M |
| Neuberger Berman Group LLC | 0.02% | Add +20.3% | 708,612 | $20.9M |
| Bank of New York Mellon Corp | 0.00% | Reduce -18.3% | 626,228 | $18.5M |
| Invesco Ltd. | 0.00% | Add +9.9% | 578,255 | $17.1M |
| Aristotle Capital Boston, LLC | 0.49% | Add +1.7% | 550,250 | $16.2M |
| Morgan Stanley | 0.00% | Add +69.5% | 511,297 | $15.1M |
| Sasco Capital Inc. / CT/ | 2.00% | Reduce -0.2% | 507,640 | $15.0M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +12.7% | 488,910 | $14.4M |
| WCM Investment Management, LLC | 0.03% | Add +0.4% | 450,547 | $13.3M |
| Staley Capital Advisers Inc. | 0.62% | Add +37.6% | 449,360 | $13.3M |
| Clearline Capital LP | 1.29% | Add +30.0% | 444,785 | $13.1M |
| Ameriprise Financial Inc. | 0.00% | Reduce -11.6% | 396,732 | $11.7M |
| Two Sigma Investments, LP | 0.03% | Add +30.6% | 351,921 | $10.4M |
| Northern Trust Corp. | 0.00% | Reduce -1.4% | 337,410 | $10.0M |
| Mesirow Institutional Investment Management, Inc. | 0.86% | Reduce -0.1% | 326,300 | $9.6M |
| Nuveen Asset Management, LLC | 0.00% | Reduce -23.6% | 280,159 | $8.3M |
| Crestline Management, L.P. | 0.76% | Add +1.8% | 272,314 | $8.0M |
| Principal Financial Group Inc. | 0.00% | Add +0.4% | 269,763 | $8.0M |
| CenterBook Partners LP | 0.54% | New | 263,610 | $7.8M |
| Loomis Sayles & Co. L P | 0.01% | Reduce -0.1% | 259,976 | $7.7M |
| Jane Street Group, LLC | 0.01% | Add +102.6% | 257,514 | $7.6M |
| D. E. Shaw & Co. | 0.01% | Add +215.6% | 232,640 | $6.9M |
| Two Sigma Advisers, LP | 0.02% | Add +71.1% | 226,200 | $6.7M |
| Sei Investments Co. | 0.01% | Add +27.0% | 216,956 | $6.4M |
| Royce & Associates LP | 0.06% | Add +2.3% | 213,434 | $6.3M |
| Prelude Capital Management, LLC | 0.42% | New | 206,337 | $6.1M |
| Marshall Wace, LLP | 0.01% | Reduce -53.5% | 184,505 | $5.4M |
| Citigroup Inc. | 0.01% | Add +96.8% | 163,503 | $4.8M |
| 13D Management LLC | 2.90% | Add +0.1% | 161,166 | $4.8M |
| Legal & General Group Plc | 0.00% | Add +0.2% | 159,627 | $4.7M |
| Bank of America Corp. | 0.00% | Add +157.7% | 157,153 | $4.6M |
| Voloridge Investment Management, LLC | 0.02% | Add +151.8% | 151,884 | $4.5M |
| Boothbay Fund Management, LLC | 0.13% | New | 136,019 | $4.0M |
| Rhumbline Advisers | 0.00% | Reduce -6.2% | 135,173 | $4.0M |
| Citadel Advisors | 0.00% | Add +338.4% | 126,321 | $3.7M |
| Comerica Bank | 0.02% | Reduce -39.1% | 125,806 | $3.7M |
| Blair William & Co. | 0.01% | Reduce -3.4% | 118,679 | $3.5M |
| Van Eck Associates Corp. | 0.01% | Add +258.7% | 112,813 | $3.3M |
| Redwood Investment Management, LLC | 0.31% | Add +26.5% | 111,056 | $3.3M |
| Credit Suisse AG/ | 0.00% | Reduce -1.6% | 109,245 | $3.2M |
| ExodusPoint Capital Management, LP | 0.04% | New | 107,457 | $3.2M |
| Public Sector Pension Investment Board | 0.02% | Reduce -1.1% | 107,085 | $3.2M |
| Swiss National Bank | 0.00% | No change | 105,000 | $3.1M |
| Brandywine Global Investment Management, LLC | 0.02% | New | 100,231 | $3.0M |
| State Board of Administration of Florida Retirement System | 0.01% | Add +11.3% | 57,212 | $2.9M |
| King Luther Capital Management Corp. | 0.01% | Reduce -4.0% | 95,126 | $2.8M |
| Goldman Sachs Group Inc. | 0.00% | Add +29.1% | 93,271 | $2.8M |
| Susquehanna International Group, LLP | 0.00% | Add +448.8% | 92,643 | $2.7M |
| Public Employees Retirement System of Ohio | 0.01% | Add +9.8% | 83,164 | $2.5M |
| Jump Financial, LLC | 0.06% | Add +68.0% | 78,263 | $2.3M |
| B. Metzler seel. Sohn & Co. AG | 0.02% | No change | 76,501 | $2.3M |
| BNP Paribas Financial Markets | 0.00% | Reduce -6.5% | 76,497 | $2.3M |
| Mutual of America Capital Management LLC | 0.02% | Reduce -6.8% | 71,309 | $2.1M |
| State of Wisconsin Investment Board | 0.01% | Reduce -38.0% | 67,639 | $2.0M |
| Steel Partners Holdings L.P. | 4.42% | New | 66,543 | $2.0M |
| Raymond James & Associates | 0.00% | Reduce -39.4% | 64,924 | $1.9M |
| Millennium Management | 0.00% | Add +69.8% | 63,992 | $1.9M |
| Holocene Advisors, LP | 0.01% | Add +55.6% | 62,703 | $1.8M |
| New York State Teachers Retirement System | 0.00% | No change | 61,611 | $1.8M |
| Needham Investment Management LLC | 0.16% | Add +50.0% | 60,000 | $1.8M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -4.3% | 59,184 | $1.7M |
| Prudential Financial Inc. | 0.00% | Reduce -2.0% | 57,478 | $1.7M |
| Cerity Partners LLC | 0.00% | Add +26.4% | 57,363 | $1.7M |
| Wellington Management Group LLP | 0.00% | Add +21.1% | 56,810 | $1.7M |
| California State Teachers Retirement System | 0.00% | Reduce -5.2% | 53,422 | $1.6M |
| Allianz Asset Management GmbH | 0.00% | New | 51,300 | $1.5M |
| Squarepoint Ops LLC | 0.01% | New | 47,893 | $1.4M |
| CANADA LIFE ASSURANCE Co | 0.00% | Add +10.1% | 46,085 | $1.4M |
| Texas Permanent School Fund Corp. | 0.01% | Add +1.1% | 45,577 | $1.3M |
| Thrivent Financial for Lutherans | 0.00% | Reduce -2.5% | 45,321 | $1.3M |
| M&T Bank Corp | 0.00% | Add +1.3% | 43,272 | $1.3M |
| Graham Capital Management, L.P. | 0.07% | New | 41,897 | $1.2M |
| LPL Financial LLC | 0.00% | Add +9.3% | 41,209 | $1.2M |
| Ironwood Investment Management LLC | 0.59% | Add +7.1% | 40,802 | $1.2M |
| Zions Bancorporation, N.A. | 0.08% | Add +8.3% | 38,690 | $1.1M |
| LaFleur & Godfrey LLC | 0.16% | Reduce -58.9% | 37,745 | $1.1M |
| Moody National Bank Trust Division | 0.09% | Add +17.8% | 37,744 | $1.1M |
| Oppenheimer & Co. Inc. | 0.02% | Reduce -3.5% | 37,223 | $1.1M |
| HRT Financial LP | 0.01% | New | 36,678 | $1.1M |
| New York State Common Retirement Fund | 0.00% | Add +0.6% | 36,200 | $1.1M |
| T. Rowe Price Associates Inc. | 0.00% | Add +5.5% | 34,026 | $1.0M |
| Y-Intercept (Hong Kong) Ltd | 0.08% | New | 33,822 | $998K |
| State of Alaska, Department of Revenue | 0.01% | Reduce -0.8% | 31,826 | $938K |
| Camelot Portfolios, LLC | 0.90% | Reduce -11.2% | 31,356 | $925K |
| UBS Group AG | 0.00% | Add +44.5% | 31,076 | $917K |
| Illinois Municipal Retirement Fund | 0.01% | Add +1.5% | 29,782 | $879K |
| Man Group plc | 0.00% | Add +53.7% | 29,395 | $867K |
| Duality Advisers, LP | 0.09% | Add +38.2% | 29,311 | $865K |
| First Trust Advisors LP | 0.00% | Add +16.6% | 26,503 | $782K |
| Louisiana State Employees Retirement System | 0.01% | Reduce -0.8% | 25,900 | $764K |
| Deutsche Bank AG | 0.00% | Add +2.8% | 24,831 | $733K |
| Alliancebernstein L.P. | 0.00% | Add +1.3% | 24,667 | $728K |
| Barclays PLC | 0.00% | Reduce -0.5% | 24,446 | $721K |
| Janus Henderson Group PLC | 0.00% | Add +0.0% | 24,321 | $717K |
| Treasurer of the State of North Carolina | 0.00% | Add +0.7% | 23,967 | $707K |
| Yousif Capital Management, LLC | 0.01% | Reduce -8.8% | 23,607 | $696K |
| Natixis | 0.00% | New | 23,478 | $693K |
| South Dakota Investment Council | 0.01% | Reduce -6.5% | 21,678 | $640K |
| Maryland State Retirement & Pension System | 0.01% | No change | 23,061 | $631K |
| Hunter Perkins Capital Management, LLC | 0.12% | Add +23.8% | 20,300 | $599K |
| Ensign Peak Advisors, Inc | 0.00% | Reduce -4.8% | 20,002 | $590K |
| Teachers Retirement System of the State of Kentucky | 0.01% | No change | 19,640 | $579K |
| JPMorgan Chase & Co. | 0.00% | Reduce -42.9% | 19,165 | $565K |
| Trexquant Investment LP | 0.01% | New | 18,954 | $559K |
| Jefferies Financial Group Inc. | 0.01% | New | 18,197 | $537K |
| Amalgamated Bank | 0.00% | Reduce -18.9% | 17,930 | $529K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 17,526 | $517K |
| Quantbot Technologies LP | 0.03% | Reduce -42.3% | 16,337 | $482K |
| Vident Advisory, LLC | 0.01% | New | 16,074 | $474K |
| Lombard Odier Asset Management (USA) Corp | 0.07% | New | 15,224 | $449K |
| Natixis Advisors, LLC | 0.00% | Reduce -51.9% | 15,033 | $443K |
| Arizona State Retirement System | 0.00% | Reduce -1.6% | 14,662 | $433K |
| Landscape Capital Management, L.L.C. | 0.04% | Reduce -1.8% | 14,620 | $431K |
| State of Tennessee, Department of Treasury | 0.00% | Reduce -19.6% | 14,032 | $414K |
| Oregon Public Employees Retirement Fund | 0.01% | Reduce -8.5% | 13,962 | $412K |
| Rafferty Asset Management, LLC | 0.00% | Reduce -24.6% | 13,359 | $394K |
| Aquatic Capital Management LLC | 0.01% | New | 12,200 | $360K |
| Sugar Maple Asset Management, LLC | 0.34% | — | 12,000 | $354K |
| Gabelli Funds LLC | 0.00% | Add +72.9% | 11,859 | $350K |
| UniSuper Management Pty Ltd | 0.00% | New | 11,601 | $342K |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.00% | Reduce -8.8% | 11,583 | $342K |
| Bank of Montreal | 0.00% | Reduce -49.3% | 11,318 | $334K |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.00% | Add +0.2% | 11,282 | $333K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | No change | 11,059 | $326K |
| Keybank National Association | 0.00% | Add +4.3% | 10,289 | $304K |
| Cim Investment Management Inc. | 0.09% | No change | 9,990 | $295K |
| Occudo Quantitative Strategies LP | 0.05% | New | 9,257 | $273K |
| Quadrature Capital Ltd | 0.00% | Reduce -65.8% | 8,959 | $264K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -99.0% | 8,840 | $261K |
| LMR Partners LLP | 0.01% | New | 8,600 | $254K |
| Iridian Asset Management LLC | 0.05% | New | 8,492 | $251K |
| Envestnet Asset Management Inc. | 0.00% | Reduce -64.2% | 8,323 | $246K |
| Pathstone Holdings, LLC | 0.00% | Add +21.5% | 8,298 | $245K |
| Ontario Teachers Pension Plan Board | 0.00% | New | 7,956 | $235K |
| Hennion & Walsh Asset Management, Inc. | 0.01% | New | 7,894 | $233K |
| American Century Companies Inc. | 0.00% | Reduce -98.6% | 7,733 | $228K |
| Sherbrooke Park Advisers LLC | 0.04% | New | 7,606 | $224K |
| Public Employees Retirement Association of Colorado | 0.00% | No change | 7,486 | $221K |
| Virtu Financial LLC | 0.02% | New | 7,462 | $220K |
| Johnson Investment Counsel Inc. | 0.00% | New | 6,975 | $206K |
| Corient Private Wealth LP | 0.00% | New | 6,887 | $203K |
| EntryPoint Capital, LLC | 0.17% | New | 6,253 | $184K |
| Wells Fargo & Company | 0.00% | Add +59.8% | 6,244 | $184K |
| Lazard Asset Management LLC | 0.00% | Add +26.6% | 5,826 | $171K |
| DekaBank Deutsche Girozentrale | 0.00% | Add +26.6% | 5,826 | $167K |
| Cwm, LLC | 0.00% | Reduce -3.4% | 5,261 | $155K |
| Osaic Holdings, Inc. | 0.00% | Reduce -9.3% | 4,909 | $145K |
| PNC Financial Services Group, Inc. | 0.00% | Add +52.2% | 3,503 | $103K |
| PEAK6 Investments LLC | 0.01% | New | 3,475 | $103K |
| American International Group, Inc. | 0.00% | Reduce -0.9% | 2,865 | $85K |
| Northwest Capital Management Inc | 0.03% | No change | 2,741 | $81K |
| CIBC Private Wealth Group LLC | 0.00% | New | 2,543 | $74K |
| Creative Financial Designs Inc. | 0.01% | New | 2,300 | $68K |
| Peregrine Capital Management LLC | 0.00% | No change | 2,134 | $63K |
| Walleye Capital LLC | 0.00% | Add +42.4% | 1,853 | $55K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -56.4% | 1,745 | $51K |
| KBC Group NV | 0.00% | Add +72.6% | 1,671 | $49K |
| FMR LLC | 0.00% | Reduce -99.7% | 1,451 | $43K |
| Covestor Ltd | 0.03% | Add +0.1% | 1,438 | $42K |
| US Bancorp \de | 0.00% | Add +48.1% | 1,373 | $41K |
| State of Wyoming | 0.01% | Reduce -13.5% | 1,305 | $38K |
| Fifth Third Bancorp | 0.00% | Reduce -3.0% | 1,079 | $32K |
| MetLife Investment Management, LLC | 0.00% | Add +0.2% | 1,046 | $31K |
| Whittier Trust Co. | 0.00% | Reduce -7.8% | 1,012 | $30K |
| Hilltop National Bank | 0.01% | — | 981 | $29K |
| Qube Research & Technologies Ltd | 0.00% | No change | 879 | $26K |
| Headlands Technologies LLC | 0.01% | New | 789 | $23K |
| Harel Insurance Investments & Financial Services Ltd. | 0.00% | New | 751 | $22K |
| GHP Investment Advisors, Inc. | 0.00% | No change | 700 | $21K |
| Quadrant Capital Group LLC | 0.00% | Reduce -40.9% | 588 | $17K |
| GAMMA Investing LLC | 0.00% | Add +1437.1% | 538 | $16K |
| Larson Financial Group LLC | 0.00% | New | 500 | $15K |
| Russell Investments Group, Ltd. | 0.00% | Add +1795.0% | 379 | $11K |
| Coston, McIsaac & Partners | 0.00% | No change | 396 | $11K |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 0.00% | No change | 360 | $11K |
| HM Payson & Co. | 0.00% | Reduce -30.0% | 350 | $10K |
| Leonteq Securities AG | 0.00% | Add +33.1% | 338 | $10K |
| Lindbrook Capital, LLC | 0.00% | New | 251 | $7K |
| EverSource Wealth Advisors, LLC | 0.00% | New | 253 | $7K |
| Blue Trust, Inc. | 0.00% | Add +584.0% | 171 | $5K |
| NewEdge Advisors, LLC | 0.00% | No change | 150 | $4K |
| Signaturefd, LLC | 0.00% | Add +246.3% | 142 | $4K |
| Parallel Advisors, LLC | 0.00% | Add +30.5% | 124 | $4K |
| Quent Capital, LLC | 0.00% | No change | 121 | $4K |
| Toth Financial Advisory Corp. | 0.00% | New | 100 | $3K |
| First Manhattan Co. Llc. | 0.00% | New | 100 | $3K |
| Nisa Investment Advisors, LLC | 0.00% | No change | 95 | $3K |
| LGT Financial Advisors LLC | 0.00% | No change | 82 | $2K |
| Farther Finance Advisors, LLC | 0.00% | Reduce -75.1% | 70 | $2K |
| Versant Capital Management, Inc | 0.00% | Add +78.4% | 66 | $2K |
| GPS Wealth Strategies Group, LLC | 0.00% | No change | 65 | $2K |
| Whittier Trust Co. of Nevada Inc. | 0.00% | No change | 45 | $1K |
| AlphaQuest LLC | 0.00% | New | 44 | $1K |
| Eagle Bay Advisors LLC | 0.00% | Reduce -70.0% | 36 | $1K |
| Farmers & Merchants Investments Inc. | 0.00% | No change | 35 | $1K |
| AdvisorNet Financial, Inc | 0.00% | Add +133.3% | 28 | $826 |
| UMB Bank, n.a. | 0.00% | New | 28 | $826 |
| Raffa Wealth Management, LLC | 0.00% | No change | 26 | $767 |
| MassMutual Private Wealth & Trust, FSB | 0.00% | Add +84.6% | 24 | $708 |
| Allworth Financial LP | 0.00% | Reduce -15.4% | 22 | $649 |
| Parkside Financial Bank & Trust | 0.00% | Add +200.0% | 18 | $531 |
| Private Wealth Management Group, LLC | 0.00% | New | 17 | $502 |
| JFS Wealth Advisors, LLC | 0.00% | Reduce -5.9% | 16 | $472 |
| Abound Wealth Management | 0.00% | Add +12.5% | 9 | $266 |
| SJS Investment Consulting Inc. | 0.00% | Reduce -40.0% | 6 | $177 |
| DiNuzzo Private Wealth, Inc. | 0.00% | Reduce -16.7% | 5 | $148 |
"% of holder's portfolio" is MRCY's weight in each manager's 13F, not the share of Mercury Systems Inc. the manager owns.