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 |
|---|---|---|---|---|---|
| Hennion & Walsh Asset Management, Inc. | 10,467 | $451.0K | 0.02% | −275−2.6% | Reduced |
| Glenmede Trust Co NA | 10,562 | $455.1K | 0.00% | +387+3.8% | Added |
| KLP Kapitalforvaltning AS | 10,600 | $456.8K | 0.00% | −1,400−11.7% | Reduced |
| Future Fund LLC | 10,763 | $463.8K | 0.60% | +10,763 | New |
| Keybank National Association | 10,939 | $471.4K | 0.00% | −1,573−12.6% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 11,475 | $494.5K | 0.00% | +670+6.2% | Added |
| CIBC World Markets Corp | 11,540 | $497.3K | 0.00% | +6,674+137.2% | Added |
| Oregon Public Employees Retirement Fund | 11,662 | $502.5K | 0.01% | −300−2.5% | Reduced |
| Rafferty Asset Management, LLC | 11,720 | $505.0K | 0.00% | −1,257−9.7% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 11,763 | $506.9K | 0.00% | +449+4.0% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 12,140 | $523.1K | 0.00% | +1,319+12.2% | Added |
| ProShare Advisors LLC | 12,224 | $526.7K | 0.00% | −3,423−21.9% | Reduced |
| Bayesian Capital Management, LP | 12,298 | $529.9K | 0.09% | +12,298 | New |
| Bank of Montreal | 12,449 | $536.4K | 0.00% | +1,465+13.3% | Added |
| Gabelli Funds LLC | 12,809 | $551.9K | 0.00% | 00.0% | Unchanged |
| Legato Capital Management LLC | 13,290 | $572.7K | 0.08% | +13,290 | New |
| PEAK6 LLC | 13,418 | $578.2K | 0.02% | −15,597−53.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 13,986 | $602.7K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 14,269 | $614.9K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 14,454 | $623.0K | 0.01% | −535−3.6% | Reduced |
| Arizona State Retirement System | 14,508 | $625.1K | 0.00% | −156−1.1% | Reduced |
| Maryland State Retirement & Pension System | 14,820 | $638.6K | 0.02% | −2,232−13.1% | Reduced |
| Envestnet Asset Management Inc | 15,283 | $658.5K | 0.00% | +5,545+56.9% | Added |
| OmniStar Financial Group, Inc. | 15,403 | $663.7K | 0.52% | +15,403 | New |
| State of Wyoming | 15,721 | $677.4K | 0.09% | +775+5.2% | Added |
| Mackenzie Financial Corp | 15,857 | $683.3K | 0.00% | +15,857 | New |
| New York State Common Retirement Fund | 16,257 | $700.5K | 0.00% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 16,400 | $706.7K | 0.00% | +8,700+113.0% | Added |
| Aquatic Capital Management LLC | 16,848 | $726.0K | 0.02% | −5,472−24.5% | Reduced |
| AQR Capital Management LLC | 18,138 | $755.1K | 0.00% | +18,138 | New |
| Altfest L J & Co Inc | 17,602 | $758.5K | 0.10% | +770+4.6% | Added |
| State of Tennessee, Treasury Department | 17,923 | $772.3K | 0.00% | +5,257+41.5% | Added |
| Qube Research & Technologies Ltd | 17,973 | $774.5K | 0.00% | +17,973 | New |
| Select Equity Group, L.P. | 18,551 | $799.4K | 0.00% | +18,551 | New |
| Yousif Capital Management, LLC | 18,843 | $811.9K | 0.01% | −473−2.4% | Reduced |
| Teachers Retirement System of the State of Kentucky | 19,640 | $846.0K | 0.01% | 00.0% | Unchanged |
| Calamos Advisors LLC | 19,684 | $848.2K | 0.00% | +19,684 | New |
| Ensign Peak Advisors, Inc | 20,002 | $861.9K | 0.00% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 20,894 | $900.3K | 0.00% | +9,133+77.7% | Added |
| FIL Ltd | 21,379 | $921.2K | 0.00% | +21,379 | New |
| M&T Bank Corp | 22,440 | $966.6K | 0.00% | −47,417−67.9% | Reduced |
| BNP Paribas Arbitrage, SA | 22,587 | $973.3K | 0.00% | −11,893−34.5% | Reduced |
| Caxton Associates LLP | 22,609 | $974.2K | 0.03% | +22,609 | New |
| Brevan Howard Capital Management LP | 22,650 | $976.0K | 0.03% | +22,650 | New |
| Janus Henderson Group PLC | 24,025 | $1.03M | 0.00% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 23,900 | $1.03M | 0.02% | −600−2.4% | Reduced |
| SG Americas Securities, LLC | 24,504 | $1.06M | 0.00% | +24,504 | New |
| Voya Investment Management LLC | 25,440 | $1.10M | 0.00% | +9,616+60.8% | Added |
| Natixis Advisors, L.P. | 26,642 | $1.15M | 0.00% | +10,367+63.7% | Added |
| Illinois Municipal Retirement Fund | 26,872 | $1.16M | 0.02% | −1,582−5.6% | Reduced |
| Corebridge Financial, Inc. | 27,116 | $1.17M | 0.01% | −528−1.9% | Reduced |
| SummitTX Capital, L.P. | 27,148 | $1.17M | 0.05% | +27,148 | New |
| Needham Investment Management LLC | 27,500 | $1.18M | 0.11% | −2,500−8.3% | Reduced |
| Gotham Asset Management, LLC | 28,022 | $1.21M | 0.01% | +17,595+168.7% | Added |
| State of Alaska, Department of Revenue | 28,109 | $1.21M | 0.01% | −698−2.4% | Reduced |
| Manufacturers Life Insurance Company, The | 30,484 | $1.31M | 0.00% | +1,033+3.5% | Added |
| Oppenheimer & Co Inc | 33,190 | $1.43M | 0.02% | −1,260−3.7% | Reduced |
| Jackson Creek Investment Advisors LLC | 35,236 | $1.52M | 0.48% | +35,236 | New |
| Thrivent Financial for Lutherans | 37,261 | $1.61M | 0.00% | −1,918−4.9% | Reduced |
| Quantinno Capital Management LP | 38,208 | $1.65M | 0.01% | +9,746+34.2% | Added |
| Russell Investments Group, Ltd. | 40,842 | $1.76M | 0.00% | +25,184+160.8% | Added |
| Ironwood Investment Management LLC | 40,864 | $1.76M | 0.96% | −130−0.3% | Reduced |
| Price T Rowe Associates Inc | 40,946 | $1.76M | 0.00% | +3,086+8.2% | Added |
| Moody National Bank Trust Division | 41,014 | $1.77M | 0.18% | −5,005−10.9% | Reduced |
| Great West Life Assurance Co | 43,825 | $1.89M | 0.00% | −5,944−11.9% | Reduced |
| Wells Fargo & Company | 45,137 | $1.94M | 0.00% | +452+1.0% | Added |
| Algert Global LLC | 45,850 | $1.98M | 0.05% | +45,850 | New |
| Rice Hall James & Associates, LLC | 46,238 | $1.99M | 0.12% | +46,238 | New |
| California State Teachers Retirement System | 46,432 | $2.00M | 0.00% | −978−2.1% | Reduced |
| Natixis | 49,361 | $2.08M | 0.01% | +43,981+817.5% | Added |
| Prudential Financial Inc | 50,015 | $2.16M | 0.00% | −1,900−3.7% | Reduced |
| Jane Street Group, LLC | 50,769 | $2.19M | 0.00% | +36,237+249.4% | Added |
| Zions Bancorporation, National Association | 54,729 | $2.36M | 0.15% | +54,729 | New |
| Deutsche Bank AG | 56,234 | $2.42M | 0.00% | −95,242−62.9% | Reduced |
| Two Sigma Advisers, LP | 57,100 | $2.46M | 0.01% | −169,700−74.8% | Reduced |
| Cerity Partners LLC | 57,334 | $2.47M | 0.01% | −130−0.2% | Reduced |
| Lisanti Capital Growth, LLC | 59,455 | $2.56M | 0.76% | +59,455 | New |
| New York State Teachers Retirement System | 59,911 | $2.58M | 0.01% | −200−0.3% | Reduced |
| State of Wisconsin Investment Board | 61,979 | $2.67M | 0.01% | +51,324+481.7% | Added |
| American Century Companies Inc | 62,882 | $2.71M | 0.00% | +52,816+524.7% | Added |
| Susquehanna International Group, LLP | 63,924 | $2.75M | 0.00% | +7,718+13.7% | Added |
| Alliancebernstein L.P. | 65,544 | $2.82M | 0.00% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 66,384 | $2.86M | 0.10% | −20,463−23.6% | Reduced |
| Mutual of America Capital Management LLC | 66,720 | $2.87M | 0.03% | −77−0.1% | Reduced |
| Axiom Investors LLC | 67,625 | $2.91M | 0.03% | +67,625 | New |
| EAM Investors, LLC | 71,883 | $3.10M | 0.54% | +71,883 | New |
| King Luther Capital Management Corp | 76,074 | $3.28M | 0.02% | −28,000−26.9% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 76,501 | $3.30M | 0.03% | 00.0% | Unchanged |
| Vident Advisory, LLC | 76,533 | $3.30M | 0.05% | +40,784+114.1% | Added |
| Intech Investment Management LLC | 76,848 | $3.31M | 0.03% | +51,168+199.3% | Added |
| D. E. Shaw & Co., Inc. | 91,496 | $3.94M | 0.00% | −26,477−22.4% | Reduced |
| JPMorgan Chase & Co | 95,916 | $4.13M | 0.00% | −50,708−34.6% | Reduced |
| Swiss National Bank | 98,200 | $4.23M | 0.00% | −1,300−1.3% | Reduced |
| Citigroup Inc | 112,796 | $4.86M | 0.00% | +5,543+5.2% | Added |
| Trexquant Investment LP | 121,220 | $5.22M | 0.06% | +60,820+100.7% | Added |
| Tudor Investment Corp Et Al | 122,631 | $5.28M | 0.05% | +122,631 | New |
| LPL Financial LLC | 129,295 | $5.49M | 0.00% | +76,549+145.1% | Added |
| Blair William & Co | 132,168 | $5.70M | 0.02% | −3,871−2.8% | Reduced |
| Macquarie Group Ltd | 148,271 | $6.39M | 0.01% | +148,271 | New |
| Verition Fund Management LLC | 150,630 | $6.49M | 0.04% | +129,951+628.4% | Added |