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, Q2 2021
Institutional positions in Mercury Systems Inc as of Jun 30, 2021. 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
- 255
- −22 vs. Q1 2021
- Shares held
- 52.6M
- +515.2K (+1.0%) vs. Q1 2021
- Total value
- $3.48B
- −$198.5M (−5.4%) vs. Q1 2021
- New holders
- 39
- 83 more added
- Sold out
- 61
- 98 more reduced
5 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2021: 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, Q2 2021
Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 5,405,636 | $358.3M | 0.01% | −1,417,128−20.8% | Reduced |
| Vanguard Group Inc | 5,163,434 | $342.2M | 0.01% | +89,568+1.8% | Added |
| William Blair Investment Management, LLC | 3,385,827 | $224.4M | 0.70% | +117,183+3.6% | Added |
| Conestoga Capital Advisors, LLC | 2,802,668 | $185.8M | 2.68% | +286,695+11.4% | Added |
| State Street Corp | 2,242,621 | $148.6M | 0.01% | +168,764+8.1% | Added |
| Federated Hermes, Inc. | 2,043,276 | $135.4M | 0.25% | −539,268−20.9% | Reduced |
| Bamco Inc | 2,027,680 | $134.4M | 0.31% | +205,000+11.2% | Added |
| Franklin Resources Inc | 1,925,051 | $127.6M | 0.05% | +12,427+0.6% | Added |
| Bank of New York Mellon Corp | 1,642,555 | $108.9M | 0.02% | −9,342−0.6% | Reduced |
| Wellington Management Group LLP | 1,587,258 | $105.2M | 0.02% | +1,279,469+415.7% | Added |
| Stephens Investment Management Group LLC | 1,066,655 | $70.7M | 0.97% | +52,936+5.2% | Added |
| Janus Henderson Group PLC | 1,024,462 | $67.9M | 0.03% | +1,024,462 | New |
| Macquarie Group Ltd | 934,980 | $62.0M | 0.05% | +898,142+2,438.1% | Added |
| Royal Bank of Canada | 803,783 | $53.3M | 0.01% | +223,724+38.6% | Added |
| Dimensional Fund Advisors LP | 776,470 | $51.5M | 0.02% | −55,247−6.6% | Reduced |
| Invesco Ltd. | 755,831 | $50.1M | 0.01% | +61,739+8.9% | Added |
| Blair William & Co | 754,979 | $50.0M | 0.17% | −51,373−6.4% | Reduced |
| Geode Capital Management, LLC | 740,644 | $49.1M | 0.01% | +26,581+3.7% | Added |
| Eaton Vance Management | 719,602 | $47.7M | 0.06% | +27,895+4.0% | Added |
| Loomis Sayles & Co L P | 677,011 | $44.9M | 0.05% | −13,651−2.0% | Reduced |
| Snyder Capital Management L P | 638,411 | $42.3M | 1.18% | +203,425+46.8% | Added |
| Standard Life Aberdeen plc | 632,107 | $41.9M | 0.09% | +153,658+32.1% | Added |
| Sandhill Capital Partners LLC | 557,877 | $37.0M | 2.88% | +557,877 | New |
| NFJ Investment Group, LLC | 520,222 | $34.5M | 0.65% | +172,375+49.6% | Added |
| Northern Trust Corp | 490,432 | $32.5M | 0.01% | +5,320+1.1% | Added |
| Bank of America Corp | 477,518 | $31.6M | 0.00% | +2,337+0.5% | Added |
| Nuveen Asset Management, LLC | 477,203 | $31.6M | 0.01% | +8,736+1.9% | Added |
| American Century Companies Inc | 467,339 | $31.0M | 0.02% | −173,449−27.1% | Reduced |
| Aristotle Capital Boston, LLC | 465,452 | $30.9M | 0.71% | +68,138+17.1% | Added |
| Norges Bank | 456,913 | $30.3M | 0.01% | −26,168−5.4% | Reduced |
| Price T Rowe Associates Inc | 423,395 | $28.1M | 0.00% | −19,589−4.4% | Reduced |
| Charles Schwab Investment Management Inc | 415,355 | $27.5M | 0.01% | +21,362+5.4% | Added |
| Thrivent Financial for Lutherans | 411,110 | $27.2M | 0.06% | +4,368+1.1% | Added |
| FMR LLC | 389,091 | $25.8M | 0.00% | −6,125−1.5% | Reduced |
| Ranger Investment Management, L.P. | 370,214 | $24.5M | 1.28% | −8,588−2.3% | Reduced |
| D. E. Shaw & Co., Inc. | 311,333 | $20.6M | 0.02% | −138,099−30.7% | Reduced |
| Manufacturers Life Insurance Company, The | 298,131 | $19.8M | 0.02% | +235,130+373.2% | Added |
| Neuberger Berman Group LLC | 275,822 | $18.1M | 0.02% | −1,928−0.7% | Reduced |
| Peregrine Capital Management LLC | 264,892 | $17.6M | 0.31% | +52,682+24.8% | Added |
| Goldman Sachs Group Inc | 252,171 | $16.7M | 0.00% | −18,400−6.8% | Reduced |
| Millennium Management LLC | 238,871 | $15.8M | 0.02% | +54,787+29.8% | Added |
| Geneva Capital Management LLC | 216,411 | $14.3M | 0.23% | −11,794−5.2% | Reduced |
| Cambiar Investors LLC | 216,285 | $14.3M | 0.46% | +216,285 | New |
| Kennedy Capital Management, Inc. | 197,612 | $13.1M | 0.28% | −9,663−4.7% | Reduced |
| Principal Financial Group Inc | 195,285 | $12.9M | 0.01% | +392+0.2% | Added |
| Ameriprise Financial Inc | 195,006 | $12.9M | 0.00% | −51,305−20.8% | Reduced |
| Fort Washington Investment Advisors Inc | 183,975 | $12.2M | 0.11% | +7,375+4.2% | Added |
| Retirement Systems of Alabama | 174,595 | $11.6M | 0.04% | +15,885+10.0% | Added |
| WCM Investment Management, LLC | 165,685 | $11.0M | 0.03% | +7,069+4.5% | Added |
| Comerica Bank | 218,512 | $10.9M | 0.07% | +26,348+13.7% | Added |
| UBS Group AG | 161,251 | $10.7M | 0.00% | +10,257+6.8% | Added |
| Rhumbline Advisers | 144,656 | $9.59M | 0.01% | −1,765−1.2% | Reduced |
| RK Capital Management, LLC | 139,800 | $9.27M | 1.74% | −8,000−5.4% | Reduced |
| State of Wisconsin Investment Board | 133,894 | $8.87M | 0.02% | −10,331−7.2% | Reduced |
| Philadelphia Trust Co | 132,046 | $8.75M | 0.60% | +33,271+33.7% | Added |
| Fred Alger Management, LLC | 131,530 | $8.72M | 0.02% | −2,012−1.5% | Reduced |
| First Trust Advisors LP | 129,628 | $8.59M | 0.01% | +64,388+98.7% | Added |
| Marshall Wace North America L.P. | 125,249 | $8.30M | 0.03% | −117,820−48.5% | Reduced |
| Swiss National Bank | 123,700 | $8.20M | 0.01% | −4,300−3.4% | Reduced |
| SEI Investments Co | 122,922 | $8.14M | 0.02% | +23,850+24.1% | Added |
| Citigroup Inc | 119,984 | $7.95M | 0.01% | −6,715−5.3% | Reduced |
| Nicholas Company, Inc. | 116,460 | $7.72M | 0.14% | −110−0.1% | Reduced |
| AQR Capital Management LLC | 112,836 | $7.48M | 0.01% | +63,082+126.8% | Added |
| California Public Employees Retirement System | 111,159 | $7.37M | 0.01% | −9,852−8.1% | Reduced |
| King Luther Capital Management Corp | 106,360 | $7.05M | 0.03% | +5,945+5.9% | Added |
| Congress Asset Management Co | 104,250 | $6.91M | 0.06% | +10,146+10.8% | Added |
| Raymond James & Associates | 102,215 | $6.78M | 0.01% | +3,901+4.0% | Added |
| American International Group, Inc. | 99,755 | $6.61M | 0.03% | −2,435−2.4% | Reduced |
| Rafferty Asset Management, LLC | 98,452 | $6.53M | 0.04% | +9,859+11.1% | Added |
| Parametric Portfolio Associates LLC | 96,001 | $6.36M | 0.00% | +12,169+14.5% | Added |
| California State Teachers Retirement System | 93,980 | $6.23M | 0.01% | −3,446−3.5% | Reduced |
| Taylor Wealth Management Partners | 93,676 | $6.21M | 2.19% | −4,537−4.6% | Reduced |
| Alliancebernstein L.P. | 86,495 | $5.73M | 0.00% | −4,725−5.2% | Reduced |
| Legal & General Group Plc | 80,069 | $5.31M | 0.00% | −18,810−19.0% | Reduced |
| JPMorgan Chase & Co | 78,896 | $5.23M | 0.00% | −12,292−13.5% | Reduced |
| Credit Suisse AG | 78,066 | $5.17M | 0.00% | −3,474−4.3% | Reduced |
| UBS Asset Management Americas Inc | 76,480 | $5.07M | 0.00% | −187,757−71.1% | Reduced |
| Russell Investments Group, Ltd. | 75,294 | $4.99M | 0.01% | +16,325+27.7% | Added |
| New York State Common Retirement Fund | 72,500 | $4.80M | 0.00% | −3,500−4.6% | Reduced |
| Jupiter Asset Management Ltd | 70,000 | $4.64M | 0.05% | 00.0% | Unchanged |
| Morgan Stanley | 67,871 | $4.50M | 0.00% | −79,305−53.9% | Reduced |
| Bradley Foster & Sargent Inc | 65,897 | $4.37M | 0.10% | −11,718−15.1% | Reduced |
| BNP Paribas Arbitrage, SA | 65,499 | $4.34M | 0.01% | +26,607+68.4% | Added |
| State Board of Administration of Florida Retirement System | 60,694 | $4.02M | 0.01% | +190+0.3% | Added |
| Oak Ridge Investments LLC | 59,113 | $3.92M | 0.34% | −5,013−7.8% | Reduced |
| Segall Bryant & Hamill, LLC | 55,234 | $3.66M | 0.04% | +3,370+6.5% | Added |
| Citadel Advisors LLC | 52,510 | $3.48M | 0.00% | −155,220−74.7% | Reduced |
| Holocene Advisors, LP | 52,234 | $3.46M | 0.02% | −19,269−26.9% | Reduced |
| Deutsche Bank AG | 50,924 | $3.37M | 0.00% | −17,898−26.0% | Reduced |
| Whittier Trust Co | 50,813 | $3.37M | 0.06% | +6,451+14.5% | Added |
| EULAV Asset Management | 50,300 | $3.33M | 0.09% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 49,404 | $3.27M | 0.01% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 48,268 | $3.20M | 0.03% | −1,841−3.7% | Reduced |
| Barclays PLC | 44,659 | $2.96M | 0.00% | −3,623−7.5% | Reduced |
| Amalgamated Bank | 44,019 | $2.92M | 0.02% | +34,063+342.1% | Added |
| Point72 Asset Management, L.P. | 42,300 | $2.80M | 0.01% | −15,600−26.9% | Reduced |
| Ensign Peak Advisors, Inc | 42,021 | $2.79M | 0.01% | 00.0% | Unchanged |
| Ironwood Investment Management LLC | 41,857 | $2.77M | 1.40% | −612−1.4% | Reduced |
| Texas Permanent School Fund | 41,853 | $2.77M | 0.03% | −90−0.2% | Reduced |
| State of New Jersey Common Pension Fund D | 40,076 | $2.66M | 0.01% | +3,102+8.4% | Added |