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, Q1 2023
Institutional positions in Mercury Systems Inc as of Mar 31, 2023. 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
- 245
- +11 vs. Q4 2022
- Shares held
- 57.5M
- −611.7K (−1.1%) vs. Q4 2022
- Total value
- $2.94B
- +$342.9M (+13.2%) vs. Q4 2022
- New holders
- 38
- 86 more added
- Sold out
- 27
- 81 more reduced
2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2023
Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 5,778,095 | $295.4M | 0.01% | +101,409+1.8% | Added |
| William Blair Investment Management, LLC | 5,348,358 | $273.4M | 0.95% | +142,390+2.7% | Added |
| Vanguard Group Inc | 5,205,536 | $266.1M | 0.01% | +88,458+1.7% | Added |
| Starboard Value LPSuperinvestorStarboard Value | 3,772,291 | $192.8M | 3.87% | 00.0% | Unchanged |
| State Street Corp | 2,626,104 | $134.2M | 0.01% | +139,780+5.6% | Added |
| Conestoga Capital Advisors, LLC | 2,506,014 | $128.1M | 2.15% | +11,577+0.5% | Added |
| Wellington Management Group LLP | 2,242,003 | $114.6M | 0.02% | −20,610−0.9% | Reduced |
| Jana Partners LLC | 1,993,399 | $101.9M | 7.71% | −1,062,257−34.8% | Reduced |
| Bank of New York Mellon Corp | 1,847,312 | $94.4M | 0.02% | −82,674−4.3% | Reduced |
| Bamco Inc | 1,734,579 | $88.7M | 0.27% | −324,406−15.8% | Reduced |
| Victory Capital Management Inc | 1,514,122 | $77.4M | 0.09% | +59,053+4.1% | Added |
| Dimensional Fund Advisors LP | 1,451,253 | $74.2M | 0.02% | +47,685+3.4% | Added |
| Fred Alger Management, LLC | 1,345,333 | $68.8M | 0.37% | +64,009+5.0% | Added |
| Invesco Ltd. | 1,230,424 | $62.9M | 0.02% | +17,464+1.4% | Added |
| Federated Hermes, Inc. | 953,608 | $48.7M | 0.12% | +30,286+3.3% | Added |
| Snyder Capital Management L P | 884,946 | $45.2M | 0.96% | −1,949−0.2% | Reduced |
| Geode Capital Management, LLC | 830,420 | $42.5M | 0.01% | +24,037+3.0% | Added |
| Segall Bryant & Hamill, LLC | 747,453 | $38.2M | 0.41% | −58,172−7.2% | Reduced |
| Royal Bank of Canada | 717,650 | $36.7M | 0.01% | −24,279−3.3% | Reduced |
| Ranger Investment Management, L.P. | 656,608 | $33.6M | 2.25% | +33,875+5.4% | Added |
| Manufacturers Life Insurance Company, The | 544,276 | $27.8M | 0.02% | −21,058−3.7% | Reduced |
| Cooper Creek Partners Management LLC | 528,356 | $27.0M | 1.91% | +161,045+43.8% | Added |
| Aristotle Capital Boston, LLC | 480,407 | $24.6M | 0.76% | +14,224+3.1% | Added |
| Northern Trust Corp | 462,201 | $23.6M | 0.00% | −7,620−1.6% | Reduced |
| American Century Companies Inc | 442,244 | $22.5M | 0.02% | −123,514−21.8% | Reduced |
| FMR LLC | 431,748 | $22.1M | 0.00% | −383,727−47.1% | Reduced |
| Nuveen Asset Management, LLC | 411,004 | $21.0M | 0.01% | −12,551−3.0% | Reduced |
| ExodusPoint Capital Management, LP | 411,014 | $21.0M | 0.24% | +411,014 | New |
| Neuberger Berman Group LLC | 406,578 | $20.8M | 0.02% | +11,137+2.8% | Added |
| Charles Schwab Investment Management Inc | 400,467 | $20.5M | 0.01% | +2,127+0.5% | Added |
| Morgan Stanley | 370,885 | $19.0M | 0.00% | −49,544−11.8% | Reduced |
| Westwood Holdings Group Inc. | 325,968 | $16.7M | 0.15% | +325,968 | New |
| Price T Rowe Associates Inc | 324,449 | $16.6M | 0.00% | +15,679+5.1% | Added |
| Norges Bank | 321,282 | $16.4M | 0.00% | +5,943+1.9% | Added |
| Emerald Advisers, LLC | 318,913 | $16.3M | 0.78% | −3,051−0.9% | Reduced |
| Ameriprise Financial Inc | 302,148 | $15.4M | 0.01% | +20,336+7.2% | Added |
| WCM Investment Management, LLC | 263,326 | $13.5M | 0.04% | +1,288+0.5% | Added |
| Cambiar Investors LLC | 245,237 | $12.5M | 0.54% | +29,827+13.8% | Added |
| Emerald Mutual Fund Advisers Trust | 241,200 | $12.3M | 0.73% | +23,250+10.7% | Added |
| Principal Financial Group Inc | 229,096 | $11.7M | 0.01% | +2,507+1.1% | Added |
| NFJ Investment Group, LLC | 216,794 | $11.1M | 0.30% | −116−0.1% | Reduced |
| Peregrine Capital Management LLC | 216,150 | $11.0M | 0.32% | +4,213+2.0% | Added |
| Kennedy Capital Management, Inc. | 201,286 | $10.3M | 0.30% | −13,233−6.2% | Reduced |
| Thrivent Financial for Lutherans | 185,723 | $9.49M | 0.02% | +652+0.4% | Added |
| Balyasny Asset Management LLC | 183,634 | $9.39M | 0.03% | +168,274+1,095.5% | Added |
| SEI Investments Co | 165,445 | $8.46M | 0.02% | +33,318+25.2% | Added |
| Rhumbline Advisers | 165,317 | $8.45M | 0.01% | −1,703−1.0% | Reduced |
| Blair William & Co | 163,808 | $8.37M | 0.03% | −7,908−4.6% | Reduced |
| Bank of America Corp | 152,552 | $7.80M | 0.00% | +15,563+11.4% | Added |
| Mutual of America Capital Management LLC | 126,386 | $6.46M | 0.08% | −3,346−2.6% | Reduced |
| 13D Management LLC | 124,200 | $6.35M | 3.22% | −61,350−33.1% | Reduced |
| Royce & Associates LP | 122,300 | $6.25M | 0.06% | +16,100+15.2% | Added |
| Clearline Capital LP | 119,128 | $6.09M | 0.92% | −43,407−26.7% | Reduced |
| Raymond James & Associates | 117,157 | $5.99M | 0.01% | +5,348+4.8% | Added |
| Millennium Management LLC | 116,188 | $5.94M | 0.01% | −132,327−53.2% | Reduced |
| Guggenheim Capital LLC | 113,774 | $5.82M | 0.05% | −18,428−13.9% | Reduced |
| Swiss National Bank | 112,700 | $5.76M | 0.00% | −12,700−10.1% | Reduced |
| Hudson Bay Capital Management LP | 106,755 | $5.46M | 0.06% | +106,755 | New |
| JPMorgan Chase & Co | 102,637 | $5.25M | 0.00% | +18,705+22.3% | Added |
| King Luther Capital Management Corp | 102,296 | $5.23M | 0.03% | +91+0.1% | Added |
| Credit Suisse AG | 94,811 | $4.85M | 0.01% | +2,728+3.0% | Added |
| Legal & General Group Plc | 94,088 | $4.81M | 0.00% | +5,262+5.9% | Added |
| D. E. Shaw & Co., Inc. | 89,635 | $4.58M | 0.01% | −70,387−44.0% | Reduced |
| American International Group, Inc. | 89,570 | $4.58M | 0.03% | −643−0.7% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 88,869 | $4.54M | 0.03% | −25,000−22.0% | Reduced |
| California Public Employees Retirement System | 87,595 | $4.48M | 0.00% | −32,415−27.0% | Reduced |
| CWM, LLC | 86,480 | $4.42M | 0.03% | −2,855−3.2% | Reduced |
| State of Wisconsin Investment Board | 84,429 | $4.32M | 0.01% | −10,242−10.8% | Reduced |
| Alliancebernstein L.P. | 78,437 | $4.01M | 0.00% | −2,754−3.4% | Reduced |
| TIG Advisors, LLC | 78,074 | $3.99M | 0.31% | +78,074 | New |
| Retirement Systems of Alabama | 75,924 | $3.88M | 0.02% | −498−0.7% | Reduced |
| First Eagle Investment Management, LLC | 72,973 | $3.73M | 0.01% | +21,266+41.1% | Added |
| Russell Investments Group, Ltd. | 71,608 | $3.66M | 0.01% | +3,324+4.9% | Added |
| Barclays PLC | 71,238 | $3.64M | 0.00% | +62,973+761.9% | Added |
| Man Group plc | – | $3.60M | 0.01% | – | – |
| South Dakota Investment Council | 70,086 | $3.58M | 0.08% | 00.0% | Unchanged |
| Davidson Kempner Partners | 69,359 | $3.54M | 0.09% | +69,359 | New |
| Davidson Kempner Capital Management LP | 69,359 | $3.54M | 0.07% | +69,359 | New |
| California State Teachers Retirement System | 64,257 | $3.28M | 0.00% | −669−1.0% | Reduced |
| Bullseye Asset Management LLC | 62,841 | $3.21M | 1.64% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 61,386 | $3.14M | 0.00% | +41,731+212.3% | Added |
| Nomura Holdings Inc | 61,373 | $3.14M | 0.03% | +61,373 | New |
| Brown Brothers Harriman & Co | 58,277 | $2.98M | 0.02% | +50,712+670.4% | Added |
| New York State Teachers Retirement System | 57,724 | $2.95M | 0.01% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 57,212 | $2.92M | 0.01% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 57,130 | $2.92M | 0.00% | −4,011−6.6% | Reduced |
| Texas Permanent School Fund | 52,111 | $2.66M | 0.03% | +13,130+33.7% | Added |
| Citigroup Inc | 51,964 | $2.66M | 0.00% | −5,012−8.8% | Reduced |
| New York State Common Retirement Fund | 50,528 | $2.58M | 0.00% | −2,391−4.5% | Reduced |
| EULAV Asset Management | 50,300 | $2.57M | 0.10% | 00.0% | Unchanged |
| Staley Capital Advisers Inc | 50,000 | $2.56M | 0.14% | −115,550−69.8% | Reduced |
| Millrace Asset Group, Inc. | 44,382 | $2.27M | 2.65% | +29,432+196.9% | Added |
| State of New Jersey Common Pension Fund D | 43,287 | $2.21M | 0.01% | −3,776−8.0% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 42,377 | $2.17M | 0.03% | +3,320+8.5% | Added |
| Goldman Sachs Group Inc | 41,800 | $2.14M | 0.00% | −65,564−61.1% | Reduced |
| Penn Capital Management Co Inc | 39,036 | $2.04M | 0.20% | +1,174+3.1% | Added |
| Oppenheimer & Co Inc | 39,588 | $2.02M | 0.04% | +10,488+36.0% | Added |
| Ironwood Investment Management LLC | 39,525 | $2.02M | 1.26% | −1,066−2.6% | Reduced |
| Axiom Investors LLC | 39,468 | $2.02M | 0.03% | −18,967−32.5% | Reduced |
| Amalgamated Bank | 38,859 | $1.99M | 0.02% | −2,260−5.5% | Reduced |