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 |
"% of holder's portfolio" is MRCY's weight in each manager's 13F, not the share of Mercury Systems Inc. the manager owns.