Mercury Systems Inc
MRCY- Exchange
- Nasdaq
- Industry
- Electronic Components & Accessories
- SEC CIK
- 0001049521
In the last 90 days, Mercury Systems Inc insiders filed 0 open-market purchases and 16 sales; 393 institutions reported holding it in 13F filings for Q2 2026, worth $8.02B in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Mercury Systems Inc as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 253
- +14 vs. Q4 2024
- Shares held
- 63.1M
- +450.3K (+0.7%) vs. Q4 2024
- Total value
- $2.72B
- +$87.3M (+3.3%) vs. Q4 2024
- New holders
- 45
- 81 more added
- Sold out
- 31
- 90 more reduced
4 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MRCY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 393 | $8.02B |
| Q1 2026 | 357 | $4.75B |
| Q4 2025 | 347 | $4.72B |
| Q3 2025 | 326 | $5.02B |
| Q2 2025 | 285 | $3.50B |
| Q1 2025 | 253 | $2.72B |
| Q4 2024 | 243 | $2.66B |
| Q3 2024 | 245 | $2.33B |
| Q2 2024 | 232 | $1.75B |
| Q1 2024 | 222 | $1.84B |
| Q4 2023 | 219 | $2.23B |
| Q3 2023 | 217 | $2.22B |
| Q2 2023 | 236 | $1.95B |
| Q1 2023 | 245 | $2.94B |
| Q4 2022 | 236 | $2.61B |
| Q3 2022 | 235 | $2.33B |
| Q2 2022 | 254 | $3.65B |
| Q1 2022 | 253 | $3.77B |
| Q4 2021 | 252 | $3.14B |
| Q3 2021 | 251 | $2.51B |
| Q2 2021 | 255 | $3.48B |
| Q1 2021 | 282 | $3.75B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Raymond James Financial Inc | 151,151 | $6.51M | 0.00% | +49,767+49.1% | Added |
| Barclays PLC | 152,787 | $6.58M | 0.00% | −39,810−20.7% | Reduced |
| Rhumbline Advisers | 154,740 | $6.67M | 0.01% | −6,755−4.2% | Reduced |
| Two Sigma Investments, LP | 159,355 | $6.87M | 0.01% | −239,891−60.1% | Reduced |
| UBS Asset Management Americas Inc | 159,617 | $6.88M | 0.00% | +18,916+13.4% | Added |
| Public Sector Pension Investment Board | 160,827 | $6.93M | 0.03% | +34,335+27.1% | Added |
| Legal & General Group Plc | 161,893 | $6.98M | 0.00% | −2,012−1.2% | Reduced |
| SEI Investments Co | 170,756 | $7.36M | 0.01% | +26,570+18.4% | Added |
| Citadel Advisors LLC | 189,435 | $8.16M | 0.01% | +176,722+1,390.1% | Added |
| 13D Management LLC | 202,701 | $8.73M | 7.70% | −18,314−8.3% | Reduced |
| Nuveen, LLC | 203,095 | $8.75M | 0.00% | +203,095 | New |
| Comerica Bank | 218,362 | $9.41M | 0.04% | +36,130+19.8% | Added |
| Loomis Sayles & Co L P | 235,394 | $10.1M | 0.01% | −16,514−6.6% | Reduced |
| Bank of America Corp | 255,080 | $11.0M | 0.00% | −24,305−8.7% | Reduced |
| Royce & Associates LP | 257,559 | $11.1M | 0.12% | −5,100−1.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 266,901 | $11.5M | 0.02% | +91,930+52.5% | Added |
| Principal Financial Group Inc | 274,954 | $11.8M | 0.01% | +29,074+11.8% | Added |
| Bank of New York Mellon Corp | 312,013 | $13.4M | 0.00% | −15,510−4.7% | Reduced |
| Aristotle Capital Boston, LLC | 330,687 | $14.2M | 0.71% | −99,434−23.1% | Reduced |
| Kennedy Capital Management, Inc. | 351,678 | $15.2M | 0.36% | −114,499−24.6% | Reduced |
| Ameriprise Financial Inc | 376,814 | $16.2M | 0.00% | −15,544−4.0% | Reduced |
| Oberweis Asset Management Inc | 412,300 | $17.8M | 0.89% | +412,300 | New |
| WCM Investment Management, LLC | 442,153 | $18.9M | 0.05% | +361+0.1% | Added |
| Staley Capital Advisers Inc | 473,130 | $20.4M | 0.92% | −14,950−3.1% | Reduced |
| MetLife Investment Management | 492,638 | $21.2M | 0.11% | +461,449+1,479.5% | Added |
| Marshall Wace, LLP | 536,163 | $23.1M | 0.03% | +239,255+80.6% | Added |
| Morgan Stanley | 542,840 | $23.4M | 0.00% | +27,579+5.4% | Added |
| UBS Group AG | 560,719 | $24.2M | 0.01% | +27,469+5.2% | Added |
| Van Eck Associates Corp | 583,998 | $25.2M | 0.03% | +286,889+96.6% | Added |
| Northern Trust Corp | 591,051 | $25.5M | 0.00% | −2,404−0.4% | Reduced |
| Invesco Ltd. | 610,687 | $26.3M | 0.00% | −21,274−3.4% | Reduced |
| Charles Schwab Investment Management Inc | 672,368 | $29.0M | 0.01% | −856−0.1% | Reduced |
| Millennium Management LLC | 684,004 | $29.5M | 0.03% | −339,504−33.2% | Reduced |
| Fisher Asset Management, LLC | 720,938 | $31.1M | 0.01% | +325,673+82.4% | Added |
| Royal Bank of Canada | 762,406 | $32.9M | 0.01% | +5,170+0.7% | Added |
| FMR LLC | 838,140 | $36.1M | 0.00% | +282,146+50.7% | Added |
| Goldman Sachs Group Inc | 855,441 | $36.9M | 0.01% | +290,989+51.6% | Added |
| Scopia Capital Management LP | 871,772 | $37.3M | 5.39% | −456,249−34.4% | Reduced |
| First Trust Advisors LP | 944,025 | $40.7M | 0.04% | −44,911−4.5% | Reduced |
| Segall Bryant & Hamill, LLC | 1,025,622 | $44.2M | 0.68% | −245,199−19.3% | Reduced |
| Neuberger Berman Group LLC | 1,063,338 | $46.0M | 0.04% | −6,280−0.6% | Reduced |
| Snyder Capital Management L P | 1,128,147 | $48.6M | 1.06% | −36,972−3.2% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 1,180,391 | $50.9M | 0.20% | −22,276−1.9% | Reduced |
| Bamco Inc | 1,196,046 | $51.5M | 0.15% | −5,278−0.4% | Reduced |
| Geode Capital Management, LLC | 1,264,475 | $54.5M | 0.00% | +34,261+2.8% | Added |
| Victory Capital Management Inc | 1,734,791 | $74.8M | 0.08% | −325,340−15.8% | Reduced |
| Dimensional Fund Advisors LP | 2,044,217 | $88.1M | 0.02% | −157,907−7.2% | Reduced |
| Conestoga Capital Advisors, LLC | 2,258,186 | $97.3M | 1.47% | +185,369+8.9% | Added |
| State Street Corp | 2,987,185 | $128.7M | 0.01% | +50,944+1.7% | Added |
| William Blair Investment Management, LLC | 5,372,198 | $231.5M | 0.65% | −1,060,403−16.5% | Reduced |
| Vanguard Group Inc | 5,500,788 | $237.0M | 0.00% | −49,822−0.9% | Reduced |
| JANA Partners Management, LP | 6,941,565 | $299.1M | 15.45% | 00.0% | Unchanged |
| BlackRock, Inc. | 8,770,778 | $377.9M | 0.01% | −50,138−0.6% | Reduced |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −143,928−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −72,048−100.0% | Sold out |
| Redwood Investment Management, LLC | 0 | $0 | 0.00% | −57,149−100.0% | Sold out |
| Crestline Management, LP | 0 | $0 | 0.00% | −33,935−100.0% | Sold out |
| Bouvel Investment Partners, LLC | 0 | $0 | 0.00% | −31,113−100.0% | Sold out |
| South Dakota Investment Council | 0 | $0 | 0.00% | −21,678−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −12,336−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −11,723−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −10,956−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Teza Capital Management LLC | 0 | $0 | 0.00% | −9,798−100.0% | Sold out |
| Iridian Asset Management LLC | 0 | $0 | 0.00% | −9,357−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −8,978−100.0% | Sold out |
| Verity Asset Management, Inc. | 0 | $0 | 0.00% | −8,943−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −8,890−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −8,821−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −8,091−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −6,867−100.0% | Sold out |
| Wealth Enhancement Advisory Services, LLC | 0 | $0 | 0.00% | −5,730−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −5,490−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −5,131−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −5,042−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −798−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −666−100.0% | Sold out |
| GeoWealth Management, LLC | 0 | $0 | 0.00% | −547−100.0% | Sold out |
| Venturi Wealth Management, LLC | 0 | $0 | 0.00% | −507−100.0% | Sold out |
| LGT Financial Advisors LLC | 0 | $0 | 0.00% | −82−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| GPS Wealth Strategies Group, LLC | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| Eagle Bay Advisors LLC | 0 | $0 | 0.00% | −49−100.0% | Sold out |
| Transce3nd, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Mesirow Institutional Investment Management, Inc. | – | – | – | – | Not filed |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |
| Zions Bancorporation, N.A. | – | – | – | – | Not filed |
| Hilltop National Bank | – | – | – | – | Not filed |