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; 392 institutions reported holding it in 13F filings for Q2 2026, worth $8.01B in total; no superinvestor holds it.
13F holders, Q4 2022
Institutional positions in Mercury Systems Inc as of Dec 31, 2022. 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
- 236
- +5 vs. Q3 2022
- Shares held
- 58.4M
- +1.13M (+2.0%) vs. Q3 2022
- Total value
- $2.61B
- +$286.3M (+12.3%) vs. Q3 2022
- New holders
- 31
- 90 more added
- Sold out
- 26
- 80 more reduced
4 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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 | 392 | $8.01B |
| 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 2022
Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 5,676,686 | $254.0M | 0.01% | +272,281+5.0% | Added |
| William Blair Investment Management, LLC | 5,205,968 | $232.9M | 0.89% | −58,573−1.1% | Reduced |
| Vanguard Group Inc | 5,117,078 | $228.9M | 0.01% | +94,743+1.9% | Added |
| Starboard Value LPSuperinvestorStarboard Value | 3,772,291 | $168.8M | 3.24% | 00.0% | Unchanged |
| Jana Partners LLC | 3,055,656 | $136.7M | 11.16% | −280,346−8.4% | Reduced |
| Conestoga Capital Advisors, LLC | 2,494,437 | $111.6M | 2.09% | +91,913+3.8% | Added |
| State Street Corp | 2,486,324 | $111.2M | 0.01% | −279,355−10.1% | Reduced |
| Wellington Management Group LLP | 2,262,613 | $101.2M | 0.02% | +78,226+3.6% | Added |
| Bamco Inc | 2,058,985 | $92.1M | 0.31% | −92,600−4.3% | Reduced |
| Bank of New York Mellon Corp | 1,929,986 | $86.3M | 0.02% | −71,258−3.6% | Reduced |
| Victory Capital Management Inc | 1,455,069 | $65.1M | 0.07% | −91,446−5.9% | Reduced |
| Dimensional Fund Advisors LP | 1,403,568 | $62.8M | 0.02% | +204,821+17.1% | Added |
| Fred Alger Management, LLC | 1,281,324 | $57.3M | 0.31% | −56,009−4.2% | Reduced |
| Invesco Ltd. | 1,212,960 | $54.3M | 0.02% | +25,389+2.1% | Added |
| Federated Hermes, Inc. | 923,322 | $41.3M | 0.11% | +63,566+7.4% | Added |
| Snyder Capital Management L P | 886,895 | $39.7M | 0.90% | −2,898−0.3% | Reduced |
| FMR LLC | 815,475 | $36.5M | 0.00% | +35,678+4.6% | Added |
| Geode Capital Management, LLC | 806,383 | $36.1M | 0.01% | +15,263+1.9% | Added |
| Segall Bryant & Hamill, LLC | 805,625 | $36.0M | 0.40% | +35,703+4.6% | Added |
| Royal Bank of Canada | 741,929 | $33.2M | 0.01% | +42,596+6.1% | Added |
| Ranger Investment Management, L.P. | 622,733 | $27.9M | 2.07% | +116,897+23.1% | Added |
| American Century Companies Inc | 565,758 | $25.3M | 0.02% | +165,737+41.4% | Added |
| Manufacturers Life Insurance Company, The | 565,334 | $25.3M | 0.02% | −55,858−9.0% | Reduced |
| Northern Trust Corp | 469,821 | $21.0M | 0.00% | +11,011+2.4% | Added |
| Aristotle Capital Boston, LLC | 466,183 | $20.9M | 0.66% | −15,930−3.3% | Reduced |
| Nuveen Asset Management, LLC | 423,555 | $18.9M | 0.01% | −22,074−5.0% | Reduced |
| Morgan Stanley | 420,429 | $18.8M | 0.00% | +36,075+9.4% | Added |
| Charles Schwab Investment Management Inc | 398,340 | $17.8M | 0.01% | +7,514+1.9% | Added |
| Neuberger Berman Group LLC | 395,441 | $17.7M | 0.02% | +1,219+0.3% | Added |
| Cooper Creek Partners Management LLC | 367,311 | $16.4M | 1.36% | +367,311 | New |
| Emerald Advisers, LLC | 321,964 | $14.4M | 0.70% | +321,964 | New |
| Norges Bank | 315,339 | $14.1M | 0.00% | +117,391+59.3% | Added |
| Price T Rowe Associates Inc | 308,770 | $13.8M | 0.00% | −90,184−22.6% | Reduced |
| Ameriprise Financial Inc | 281,812 | $12.6M | 0.00% | −488−0.2% | Reduced |
| Ophir Asset Management Pty Ltd | 274,588 | $12.3M | 2.36% | +274,588 | New |
| WCM Investment Management, LLC | 262,038 | $11.7M | 0.04% | +32,030+13.9% | Added |
| Comerica Bank | 236,144 | $11.2M | 0.09% | +11,085+4.9% | Added |
| Millennium Management LLC | 248,515 | $11.1M | 0.01% | +141,417+132.0% | Added |
| Principal Financial Group Inc | 226,589 | $10.1M | 0.01% | +1,968+0.9% | Added |
| Emerald Mutual Fund Advisers Trust | 217,950 | $9.75M | 0.60% | +217,950 | New |
| NFJ Investment Group, LLC | 216,910 | $9.70M | 0.25% | +33,465+18.2% | Added |
| Cambiar Investors LLC | 215,410 | $9.64M | 0.44% | +18,928+9.6% | Added |
| Kennedy Capital Management, Inc. | 214,519 | $9.60M | 0.27% | +6,138+2.9% | Added |
| Peregrine Capital Management LLC | 211,937 | $9.48M | 0.30% | +10,362+5.1% | Added |
| 13D Management LLC | 185,550 | $8.30M | 4.37% | −26,800−12.6% | Reduced |
| Thrivent Financial for Lutherans | 185,071 | $8.28M | 0.02% | +2,607+1.4% | Added |
| Blair William & Co | 171,716 | $7.68M | 0.03% | −2,417−1.4% | Reduced |
| Rhumbline Advisers | 167,020 | $7.47M | 0.01% | −1,987−1.2% | Reduced |
| Staley Capital Advisers Inc | 165,550 | $7.41M | 0.44% | +30,700+22.8% | Added |
| Clearline Capital LP | 162,535 | $7.27M | 1.30% | −20,211−11.1% | Reduced |
| D. E. Shaw & Co., Inc. | 160,022 | $7.16M | 0.01% | −66,479−29.4% | Reduced |
| Bank of America Corp | 136,989 | $6.13M | 0.00% | −4,848−3.4% | Reduced |
| Guggenheim Capital LLC | 132,202 | $5.91M | 0.05% | +41,033+45.0% | Added |
| SEI Investments Co | 132,127 | $5.91M | 0.01% | −2,291−1.7% | Reduced |
| Mutual of America Capital Management LLC | 129,732 | $5.80M | 0.07% | +84,123+184.4% | Added |
| Swiss National Bank | 125,400 | $5.61M | 0.00% | +2,300+1.9% | Added |
| California Public Employees Retirement System | 120,010 | $5.37M | 0.00% | −676−0.6% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 113,869 | $5.09M | 0.03% | +14,100+14.1% | Added |
| Raymond James & Associates | 111,809 | $5.00M | 0.00% | −5,738−4.9% | Reduced |
| Goldman Sachs Group Inc | 107,364 | $4.80M | 0.00% | −365,754−77.3% | Reduced |
| Royce & Associates LP | 106,200 | $4.75M | 0.05% | +106,200 | New |
| King Luther Capital Management Corp | 102,205 | $4.57M | 0.03% | −1,598−1.5% | Reduced |
| State of Wisconsin Investment Board | 94,671 | $4.24M | 0.01% | +3,151+3.4% | Added |
| Credit Suisse AG | 92,083 | $4.12M | 0.00% | +36,985+67.1% | Added |
| American International Group, Inc. | 90,213 | $4.04M | 0.03% | −791−0.9% | Reduced |
| CWM, LLC | 89,335 | $4.00M | 0.03% | −17,257−16.2% | Reduced |
| Legal & General Group Plc | 88,826 | $3.97M | 0.00% | +997+1.1% | Added |
| JPMorgan Chase & Co | 83,932 | $3.75M | 0.00% | +628+0.8% | Added |
| Alliancebernstein L.P. | 81,191 | $3.63M | 0.00% | +416+0.5% | Added |
| Retirement Systems of Alabama | 76,422 | $3.42M | 0.01% | +918+1.2% | Added |
| Man Group plc | 74,131 | $3.32M | 0.01% | −34,267−31.6% | Reduced |
| South Dakota Investment Council | 70,086 | $3.14M | 0.07% | 00.0% | Unchanged |
| Agf Management Ltd | 69,574 | $3.11M | 0.02% | +69,574 | New |
| Russell Investments Group, Ltd. | 68,284 | $3.06M | 0.01% | −14,718−17.7% | Reduced |
| Redwood Investment Management, LLC | 66,100 | $2.96M | 0.39% | +4,346+7.0% | Added |
| California State Teachers Retirement System | 64,926 | $2.90M | 0.00% | −2,334−3.5% | Reduced |
| Bullseye Asset Management LLC | 62,841 | $2.81M | 1.52% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 61,141 | $2.74M | 0.00% | −2,394−3.8% | Reduced |
| Axiom Investors LLC | 58,435 | $2.61M | 0.05% | −1,990−3.3% | Reduced |
| New York State Teachers Retirement System | 57,724 | $2.58M | 0.01% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 57,212 | $2.56M | 0.01% | −1,680−2.9% | Reduced |
| Citigroup Inc | 56,976 | $2.55M | 0.00% | −15,604−21.5% | Reduced |
| Ergoteles LLC | 53,853 | $2.41M | 0.09% | +48,800+965.8% | Added |
| New York State Common Retirement Fund | 52,919 | $2.37M | 0.00% | −3,664−6.5% | Reduced |
| Tudor Investment Corp Et Al | 52,563 | $2.35M | 0.06% | −7,175−12.0% | Reduced |
| First Eagle Investment Management, LLC | 51,707 | $2.31M | 0.01% | −26,500−33.9% | Reduced |
| EULAV Asset Management | 50,300 | $2.25M | 0.10% | 00.0% | Unchanged |
| Twinbeech Capital LP | 48,788 | $2.18M | 0.04% | +48,788 | New |
| State of New Jersey Common Pension Fund D | 47,063 | $2.11M | 0.01% | 00.0% | Unchanged |
| Amalgamated Bank | 41,119 | $1.84M | 0.02% | −27−0.1% | Reduced |
| Ironwood Investment Management LLC | 40,591 | $1.82M | 1.20% | −1,558−3.7% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 39,057 | $1.75M | 0.03% | 00.0% | Unchanged |
| Texas Permanent School Fund | 38,981 | $1.74M | 0.03% | −2,499−6.0% | Reduced |
| Great West Life Assurance Co | 38,788 | $1.74M | 0.00% | +2,793+7.8% | Added |
| Penn Capital Management Co Inc | 37,862 | $1.72M | 0.18% | +5,374+16.5% | Added |
| Macquarie Group Ltd | 37,058 | $1.66M | 0.00% | −12,309−24.9% | Reduced |
| MetLife Investment Management | 36,323 | $1.63M | 0.01% | −698−1.9% | Reduced |
| Select Equity Group, L.P. | 34,834 | $1.56M | 0.01% | +34,834 | New |
| M&T Bank Corp | 34,581 | $1.55M | 0.01% | −19−0.1% | Reduced |
| STRS Ohio | 29,910 | $1.34M | 0.01% | −544−1.8% | Reduced |