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 2024
Institutional positions in Mercury Systems Inc as of Mar 31, 2024. 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
- 222
- +4 vs. Q4 2023
- Shares held
- 62.3M
- +1.36M (+2.2%) vs. Q4 2023
- Total value
- $1.84B
- −$392.4M (−17.6%) vs. Q4 2023
- New holders
- 45
- 87 more added
- Sold out
- 41
- 68 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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 2024
Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 511,297 | $15.1M | 0.00% | +209,682+69.5% | Added |
| Aristotle Capital Boston, LLC | 550,250 | $16.2M | 0.49% | +9,055+1.7% | Added |
| Invesco Ltd. | 578,255 | $17.1M | 0.00% | +52,027+9.9% | Added |
| Bank of New York Mellon Corp | 626,228 | $18.5M | 0.00% | −140,530−18.3% | Reduced |
| Neuberger Berman Group LLC | 708,612 | $20.9M | 0.02% | +119,501+20.3% | Added |
| Royal Bank of Canada | 811,522 | $23.9M | 0.01% | −79,178−8.9% | Reduced |
| Snyder Capital Management L P | 851,768 | $25.1M | 0.54% | +44,511+5.5% | Added |
| Geode Capital Management, LLC | 869,655 | $25.7M | 0.00% | +31,440+3.8% | Added |
| Scopia Capital Management LP | 1,059,172 | $31.2M | 4.00% | +1,059,172 | New |
| Fuller & Thaler Asset Management, Inc. | 1,237,604 | $36.5M | 0.16% | +1,137,986+1,142.3% | Added |
| Conestoga Capital Advisors, LLC | 1,269,730 | $37.5M | 0.54% | −1,180,729−48.2% | Reduced |
| Segall Bryant & Hamill, LLC | 1,493,173 | $44.0M | 0.83% | +205,023+15.9% | Added |
| Westwood Holdings Group Inc. | 1,554,166 | $45.8M | 0.36% | +199,600+14.7% | Added |
| Bamco Inc | 1,853,154 | $54.7M | 0.15% | −40,000−2.1% | Reduced |
| Victory Capital Management Inc | 1,869,227 | $55.1M | 0.05% | +69,045+3.8% | Added |
| Dimensional Fund Advisors LP | 2,006,554 | $59.2M | 0.02% | +32,050+1.6% | Added |
| Starboard Value LPSuperinvestorStarboard Value | 2,664,000 | $78.6M | 1.62% | +519,000+24.2% | Added |
| State Street Corp | 3,748,098 | $110.6M | 0.00% | +212,050+6.0% | Added |
| Vanguard Group Inc | 5,318,787 | $156.9M | 0.00% | −350,565−6.2% | Reduced |
| William Blair Investment Management, LLC | 6,379,526 | $188.2M | 0.49% | −177,246−2.7% | Reduced |
| JANA Partners Management, LP | 6,924,896 | $204.3M | 11.17% | +1,713,761+32.9% | Added |
| BlackRock Inc. | 7,405,486 | $218.5M | 0.01% | −81,663−1.1% | Reduced |
| Cooper Creek Partners Management LLC | 0 | $0 | 0.00% | −630,856−100.0% | Sold out |
| Norges Bank | 0 | $0 | 0.00% | −363,518−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −291,200−100.0% | Sold out |
| Cambiar Investors LLC | 0 | $0 | 0.00% | −278,450−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −171,149−100.0% | Sold out |
| Guggenheim Capital LLC | 0 | $0 | 0.00% | −163,934−100.0% | Sold out |
| Fred Alger Management, LLC | 0 | $0 | 0.00% | −139,084−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −78,648−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −75,241−100.0% | Sold out |
| Castleark Management LLC | 0 | $0 | 0.00% | −73,820−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −64,161−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −42,506−100.0% | Sold out |
| Daiwa Securities Group Inc. | 0 | $0 | 0.00% | −27,911−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −17,453−100.0% | Sold out |
| Washington Capital Management Inc | 0 | $0 | 0.00% | −13,900−100.0% | Sold out |
| Transatlantique Private Wealth LLC | 0 | $0 | 0.00% | −12,332−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −11,111−100.0% | Sold out |
| Glenmede Trust Co NA | 0 | $0 | 0.00% | −10,723−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −10,129−100.0% | Sold out |
| Advisors Asset Management, Inc. | 0 | $0 | 0.00% | −7,534−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −7,500−100.0% | Sold out |
| Pictet Asset Management Holding SA | 0 | $0 | 0.00% | −6,766−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −6,724−100.0% | Sold out |
| CIBC Asset Management Inc | 0 | $0 | 0.00% | −5,559−100.0% | Sold out |
| Emerald Advisers, LLC | 0 | $0 | 0.00% | −5,223−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −1,878−100.0% | Sold out |
| Psagot Value Holdings Ltd. / (Israel) | 0 | $0 | 0.00% | −1,278−100.0% | Sold out |
| VisionPoint Advisory Group, LLC | 0 | $0 | 0.00% | −835−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −804−100.0% | Sold out |
| Byrne Asset Management LLC | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Castleview Partners, LLC | 0 | $0 | 0.00% | −71−100.0% | Sold out |
| Bruce G. Allen Investments, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −29−100.0% | Sold out |
| Glassman Wealth Services | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Rockbridge Investment Management, LCC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Baystate Wealth Management LLC | – | – | – | – | Not filed |