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, Q4 2025
Institutional positions in Mercury Systems Inc as of Dec 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
- 347
- +24 vs. Q3 2025
- Shares held
- 64.6M
- −244.2K (−0.4%) vs. Q3 2025
- Total value
- $4.72B
- −$300.3M (−6.0%) vs. Q3 2025
- New holders
- 55
- 127 more added
- Sold out
- 31
- 113 more reduced
3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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, Q4 2025
Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| The PNC Financial Services Group, Inc. | 6,726 | $491.1K | 0.00% | −449−6.3% | Reduced |
| Bank of Montreal | 6,711 | $490.0K | 0.00% | −2,456−26.8% | Reduced |
| Canada Pension Plan Investment Board | 6,600 | $481.9K | 0.00% | +6,600 | New |
| Two Sigma Securities, LLC | 6,313 | $460.9K | 0.06% | −3,181−33.5% | Reduced |
| Public Employees Retirement Association of Colorado | 6,263 | $457.0K | 0.00% | 00.0% | Unchanged |
| Hunter Perkins Capital Management, LLC | 6,005 | $438.0K | 0.10% | −655−9.8% | Reduced |
| JustInvest LLC | 5,843 | $426.6K | 0.00% | +1,872+47.1% | Added |
| Fuller & Thaler Asset Management, Inc. | 5,371 | $392.2K | 0.00% | −60−1.1% | Reduced |
| Ensign Peak Advisors, Inc | 5,152 | $376.1K | 0.00% | −6,900−57.3% | Reduced |
| Graham Capital Management, L.P. | 5,121 | $373.9K | 0.01% | +5,121 | New |
| Grimes & Company, Inc. | 4,994 | $364.6K | 0.01% | +774+18.3% | Added |
| Cambridge Investment Research Advisors, Inc. | 4,968 | $363.0K | 0.00% | +4,968 | New |
| Picton Mahoney Asset Management | 4,740 | $346.1K | 0.00% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 4,677 | $341.5K | 0.13% | 00.0% | Unchanged |
| Moors & Cabot, Inc. | 4,400 | $321.2K | 0.01% | −200−4.3% | Reduced |
| Corecam Pte. Ltd. | 4,396 | $320.9K | 0.17% | +4,396 | New |
| Evergreen Capital Management LLC | 4,381 | $319.9K | 0.01% | −737−14.4% | Reduced |
| Ameritas Investment Partners, Inc. | 4,351 | $317.7K | 0.01% | 00.0% | Unchanged |
| Keybank National Association | 4,347 | $317.4K | 0.00% | −4,214−49.2% | Reduced |
| Centaurus Financial, Inc. | 4,167 | $304.0K | 0.01% | −25−0.6% | Reduced |
| Alamea Verwaltungs GmbH | 3,214 | $301.7K | 0.20% | −683−17.5% | Reduced |
| Xponance, Inc. | 4,091 | $298.7K | 0.00% | +40+1.0% | Added |
| Steward Partners Investment Advisory, LLC | 4,061 | $296.5K | 0.00% | +3,761+1,253.7% | Added |
| Intrua Financial, LLC | 4,017 | $293.3K | 0.03% | +1,288+47.2% | Added |
| Aquatic Capital Management LLC | 3,953 | $288.6K | 0.01% | −11,238−74.0% | Reduced |
| Pacer Advisors, Inc. | 3,814 | $278.5K | 0.00% | −1,896−33.2% | Reduced |
| Crossmark Global Holdings, Inc. | 3,696 | $269.8K | 0.00% | +415+12.6% | Added |
| NorthCrest Asset Manangement, LLC | 3,258 | $264.8K | 0.01% | +45+1.4% | Added |
| CIBC World Markets Corp | 3,445 | $251.5K | 0.00% | +3,445 | New |
| HSBC Holdings PLC | 3,386 | $248.1K | 0.00% | +3,386 | New |
| Panagora Asset Management Inc | 3,362 | $245.5K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 3,350 | $245.0K | 0.02% | −8,739−72.3% | Reduced |
| Mackenzie Financial Corp | 3,263 | $240.5K | 0.00% | −244−7.0% | Reduced |
| Teacher Retirement System of Texas | 3,211 | $234.4K | 0.00% | −3,436−51.7% | Reduced |
| Forum Financial Management, LP | 3,107 | $226.8K | 0.00% | 00.0% | Unchanged |
| Marex Group plc | 3,038 | $221.8K | 0.00% | +3,038 | New |
| Natixis | 3,011 | $219.8K | 0.00% | +3,011 | New |
| Journey Strategic Wealth LLC | 2,982 | $217.7K | 0.01% | −61−2.0% | Reduced |
| Danske Bank A/S | 2,946 | $215.1K | 0.00% | +2,646+882.0% | Added |
| Atria Investments LLC | 2,909 | $212.4K | 0.00% | −32−1.1% | Reduced |
| Johnson Investment Counsel Inc | 2,905 | $212.1K | 0.00% | −722−19.9% | Reduced |
| Abacus Planning Group, Inc. | 2,904 | $212.0K | 0.03% | 00.0% | Unchanged |
| MGB Wealth Management, LLC | 2,900 | $211.7K | 0.06% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 2,775 | $202.6K | 0.00% | +2,775 | New |
| Hilltop National Bank | 2,608 | $190.4K | 0.05% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 5,826 | $184.0K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 2,454 | $179.2K | 0.00% | +682+38.5% | Added |
| Walleye Capital LLC | 2,326 | $169.8K | 0.00% | −439−15.9% | Reduced |
| Kestra Advisory Services, LLC | 2,250 | $164.3K | 0.00% | +2,250 | New |
| Smartleaf Asset Management LLC | 2,094 | $154.6K | 0.01% | +1,804+622.1% | Added |
| Pinnacle Wealth Planning Services, Inc. | 2,015 | $147.1K | 0.02% | +2,015 | New |
| KBC Group NV | 1,886 | $138.0K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 1,869 | $136.5K | 0.00% | −72−3.7% | Reduced |
| Bayforest Capital Ltd | 1,790 | $130.7K | 0.10% | −13,725−88.5% | Reduced |
| GAMMA Investing LLC | 1,781 | $130.0K | 0.01% | +181+11.3% | Added |
| Eurizon Capital SGR S.p.A. | 1,513 | $110.7K | 0.00% | +1,513 | New |
| State of Wyoming | 1,396 | $101.9K | 0.01% | +272+24.2% | Added |
| Fifth Third Bancorp | 1,196 | $87.3K | 0.00% | −55−4.4% | Reduced |
| Tower Research Capital LLC (TRC) | 1,152 | $84.1K | 0.00% | −576−33.3% | Reduced |
| Mark Sheptoff Financial Planning, LLC | 1,100 | $80.3K | 0.04% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 1,052 | $76.8K | 0.00% | −253−19.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 946 | $69.0K | 0.00% | +946 | New |
| Advisor Group Holdings, Inc. | 925 | $67.5K | 0.00% | −13,491−93.6% | Reduced |
| Signaturefd, LLC | 804 | $58.7K | 0.00% | +107+15.4% | Added |
| EverSource Wealth Advisors, LLC | 796 | $58.1K | 0.00% | −101−11.3% | Reduced |
| GHP Investment Advisors, Inc. | 700 | $51.1K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 693 | $50.6K | 0.00% | +5+0.7% | Added |
| Jones Financial Companies LLLP | 688 | $50.2K | 0.00% | −20−2.8% | Reduced |
| Rockefeller Capital Management L.P. | 653 | $47.7K | 0.00% | +228+53.6% | Added |
| Quaker Wealth Management, LLC | 644 | $47.0K | 0.01% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 537 | $39.2K | 0.00% | −1,148−68.1% | Reduced |
| Hollencrest Capital Management | 500 | $36.5K | 0.00% | +500 | New |
| Leonteq Securities AG | 479 | $35.0K | 0.00% | +47+10.9% | Added |
| Public Employees Retirement System of Ohio | 472 | $34.5K | 0.00% | −85−15.3% | Reduced |
| Versant Capital Management, Inc | 432 | $31.5K | 0.00% | 00.0% | Unchanged |
| Salomon & Ludwin, LLC | 375 | $30.5K | 0.00% | −8−2.1% | Reduced |
| Quest Partners LLC | 401 | $29.3K | 0.00% | −168−29.5% | Reduced |
| Coston, McIsaac & Partners | 396 | $28.0K | 0.01% | 00.0% | Unchanged |
| Barrow Hanley Mewhinney & Strauss LLC | 323 | $23.6K | 0.00% | +9+2.9% | Added |
| Umb Bank N A | 271 | $19.8K | 0.00% | +3+1.1% | Added |
| Hantz Financial Services, Inc. | 254 | $19.0K | 0.00% | +188+284.8% | Added |
| Larson Financial Group LLC | 204 | $14.9K | 0.00% | +117+134.5% | Added |
| Parallel Advisors, LLC | 181 | $13.2K | 0.00% | +17+10.4% | Added |
| Root Financial Partners, LLC | 177 | $12.9K | 0.00% | −18−9.2% | Reduced |
| Massmutual Trust Co FSB | 168 | $12.3K | 0.00% | +18+12.0% | Added |
| Parkside Financial Bank & Trust | 167 | $12.2K | 0.00% | 00.0% | Unchanged |
| Quent Capital, LLC | 161 | $11.8K | 0.00% | 00.0% | Unchanged |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 160 | $11.7K | 0.00% | −200−55.6% | Reduced |
| WPG Advisers, LLC | 157 | $11.5K | 0.01% | −6−3.7% | Reduced |
| Sound Income Strategies, LLC | 109 | $11.2K | 0.00% | +109 | New |
| Matrix Trust Co | 157 | $11.0K | 0.00% | +157 | New |
| Huntington National Bank | 150 | $11.0K | 0.00% | −12−7.4% | Reduced |
| Kemnay Advisory Services Inc. | 143 | $10.4K | 0.00% | +143 | New |
| IFP Advisors, Inc | 141 | $10.3K | 0.00% | +28+24.8% | Added |
| Aster Capital Management (DIFC) Ltd | 141 | $10.3K | 0.00% | +101+252.5% | Added |
| Ancora Advisors, LLC | 135 | $9.86K | 0.00% | +135 | New |
| Farther Finance Advisors, LLC | 134 | $9.78K | 0.00% | +66+97.1% | Added |
| Bare Financial Services, Inc | 125 | $9.13K | 0.00% | +17+15.7% | Added |
| Basecamp Wealth Advisors LLC | 122 | $8.91K | 0.00% | +122 | New |
| Hillsdale Investment Management Inc. | 120 | $8.76K | 0.00% | 00.0% | Unchanged |