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 2023
Institutional positions in Mercury Systems Inc as of Jun 30, 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
- 236
- −8 vs. Q1 2023
- Shares held
- 56.2M
- −1.21M (−2.1%) vs. Q1 2023
- Total value
- $1.95B
- −$993.6M (−33.8%) vs. Q1 2023
- New holders
- 45
- 77 more added
- Sold out
- 53
- 85 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2023: 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 2023
Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 5,793,631 | $200.4M | 0.01% | +15,536+0.3% | Added |
| William Blair Investment Management, LLC | 5,372,657 | $185.8M | 0.60% | +24,299+0.5% | Added |
| Vanguard Group Inc | 5,186,433 | $179.4M | 0.00% | −19,103−0.4% | Reduced |
| Jana Partners LLC | 4,394,641 | $152.0M | 11.36% | +2,401,242+120.5% | Added |
| Starboard Value LPSuperinvestorStarboard Value | 2,836,000 | $98.1M | 2.12% | −936,291−24.8% | Reduced |
| State Street Corp | 2,580,984 | $89.3M | 0.00% | −45,120−1.7% | Reduced |
| Conestoga Capital Advisors, LLC | 2,475,711 | $85.6M | 1.36% | −30,303−1.2% | Reduced |
| Wellington Management Group LLP | 2,260,566 | $78.2M | 0.01% | +18,563+0.8% | Added |
| Victory Capital Management Inc | 1,720,615 | $59.5M | 0.07% | +206,493+13.6% | Added |
| Dimensional Fund Advisors LP | 1,568,156 | $54.2M | 0.02% | +116,903+8.1% | Added |
| Bamco Inc | 1,476,636 | $51.1M | 0.14% | −257,943−14.9% | Reduced |
| Westwood Holdings Group Inc. | 991,627 | $34.3M | 0.31% | +665,659+204.2% | Added |
| Snyder Capital Management L P | 882,122 | $30.5M | 0.65% | −2,824−0.3% | Reduced |
| Geode Capital Management, LLC | 865,027 | $29.9M | 0.00% | +34,607+4.2% | Added |
| Bank of New York Mellon Corp | 786,109 | $27.2M | 0.01% | −1,061,203−57.4% | Reduced |
| Royal Bank of Canada | 703,947 | $24.4M | 0.01% | −13,703−1.9% | Reduced |
| Ranger Investment Management, L.P. | 677,208 | $23.4M | 1.41% | +20,600+3.1% | Added |
| Segall Bryant & Hamill, LLC | 632,764 | $21.9M | 0.23% | −114,689−15.3% | Reduced |
| Neuberger Berman Group LLC | 580,429 | $20.1M | 0.02% | +173,851+42.8% | Added |
| Manufacturers Life Insurance Company, The | 546,393 | $18.9M | 0.01% | +2,117+0.4% | Added |
| Citadel Advisors LLC | 521,908 | $18.1M | 0.02% | +506,378+3,260.6% | Added |
| Aristotle Capital Boston, LLC | 492,322 | $17.0M | 0.51% | +11,915+2.5% | Added |
| American Century Companies Inc | 475,257 | $16.4M | 0.01% | +33,013+7.5% | Added |
| Norges Bank | 463,370 | $16.0M | 0.00% | +142,088+44.2% | Added |
| Northern Trust Corp | 459,161 | $15.9M | 0.00% | −3,040−0.7% | Reduced |
| Clearline Capital LP | 443,535 | $15.3M | 1.98% | +324,407+272.3% | Added |
| FMR LLC | 416,122 | $14.4M | 0.00% | −15,626−3.6% | Reduced |
| Invesco Ltd. | 414,397 | $14.3M | 0.00% | −816,027−66.3% | Reduced |
| Charles Schwab Investment Management Inc | 411,291 | $14.2M | 0.00% | +10,824+2.7% | Added |
| Cooper Creek Partners Management LLC | 398,133 | $13.8M | 0.94% | −130,223−24.6% | Reduced |
| Nuveen Asset Management, LLC | 366,065 | $12.7M | 0.00% | −44,939−10.9% | Reduced |
| Crestline Management, LP | 341,295 | $11.8M | 1.28% | +341,295 | New |
| Wolf Hill Capital Management, LP | 300,000 | $10.4M | 0.85% | +300,000 | New |
| WCM Investment Management, LLC | 283,109 | $9.76M | 0.03% | +19,783+7.5% | Added |
| Kennedy Capital Management, Inc. | 266,463 | $9.22M | 0.21% | +65,177+32.4% | Added |
| Ameriprise Financial Inc | 261,576 | $9.05M | 0.00% | −40,572−13.4% | Reduced |
| Cambiar Investors LLC | 253,990 | $8.79M | 0.37% | +8,753+3.6% | Added |
| Principal Financial Group Inc | 217,860 | $7.54M | 0.01% | −11,236−4.9% | Reduced |
| Davidson Kempner Capital Management LP | 208,984 | $7.22M | 0.15% | +139,625+201.3% | Added |
| Morgan Stanley | 197,416 | $6.83M | 0.00% | −173,469−46.8% | Reduced |
| Emerald Advisers, LLC | 196,077 | $6.78M | 0.30% | −122,836−38.5% | Reduced |
| Price T Rowe Associates Inc | 189,237 | $6.55M | 0.00% | −135,212−41.7% | Reduced |
| Rhumbline Advisers | 173,898 | $6.02M | 0.01% | +8,581+5.2% | Added |
| Verition Fund Management LLC | 162,204 | $5.61M | 0.09% | +162,204 | New |
| Fred Alger Management, LLC | 157,917 | $5.46M | 0.03% | −1,187,416−88.3% | Reduced |
| Algert Global LLC | 156,270 | $5.41M | 0.24% | +125,991+416.1% | Added |
| Blair William & Co | 147,391 | $5.10M | 0.02% | −16,417−10.0% | Reduced |
| Emerald Mutual Fund Advisers Trust | 142,892 | $4.94M | 0.27% | −98,308−40.8% | Reduced |
| Royce & Associates LP | 142,300 | $4.92M | 0.05% | +20,000+16.4% | Added |
| SEI Investments Co | 140,798 | $4.87M | 0.01% | −24,647−14.9% | Reduced |
| JPMorgan Chase & Co | 132,591 | $4.59M | 0.00% | +29,954+29.2% | Added |
| Marshall Wace, LLP | 125,267 | $4.33M | 0.01% | +125,267 | New |
| D. E. Shaw & Co., Inc. | 124,046 | $4.29M | 0.01% | +34,411+38.4% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 121,569 | $4.21M | 0.02% | +32,700+36.8% | Added |
| Susquehanna International Group, LLP | 119,954 | $4.15M | 0.01% | +58,568+95.4% | Added |
| Mutual of America Capital Management LLC | 116,051 | $4.01M | 0.05% | −10,335−8.2% | Reduced |
| Raymond James & Associates | 115,332 | $3.99M | 0.00% | −1,825−1.6% | Reduced |
| Swiss National Bank | 113,800 | $3.94M | 0.00% | +1,100+1.0% | Added |
| Guggenheim Capital LLC | 113,439 | $3.92M | 0.03% | −335−0.3% | Reduced |
| Credit Suisse AG | 108,491 | $3.75M | 0.00% | +13,680+14.4% | Added |
| Goldman Sachs Group Inc | 105,613 | $3.65M | 0.00% | +63,813+152.7% | Added |
| King Luther Capital Management Corp | 103,444 | $3.58M | 0.02% | +1,148+1.1% | Added |
| Staley Capital Advisers Inc | 100,000 | $3.46M | 0.19% | +50,000+100.0% | Added |
| Legal & General Group Plc | 95,510 | $3.30M | 0.00% | +1,422+1.5% | Added |
| Twinbeech Capital LP | 91,283 | $3.16M | 0.06% | +91,283 | New |
| B. Metzler seel. Sohn & Co. AG | 90,902 | $3.14M | 0.04% | +48,525+114.5% | Added |
| American International Group, Inc. | 87,693 | $3.03M | 0.02% | −1,877−2.1% | Reduced |
| California Public Employees Retirement System | 87,595 | $3.03M | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 57,130 | $2.92M | 0.00% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 84,191 | $2.91M | 0.01% | −238−0.3% | Reduced |
| Squarepoint Ops LLC | 81,199 | $2.81M | 0.02% | +53,730+195.6% | Added |
| Alliancebernstein L.P. | 78,335 | $2.71M | 0.00% | −102−0.1% | Reduced |
| Russell Investments Group, Ltd. | 78,233 | $2.71M | 0.01% | +6,625+9.3% | Added |
| Retirement Systems of Alabama | 74,989 | $2.59M | 0.01% | −935−1.2% | Reduced |
| Barclays PLC | 67,762 | $2.34M | 0.00% | −3,476−4.9% | Reduced |
| Dark Forest Capital Management LP | 65,196 | $2.26M | 0.23% | +65,196 | New |
| Bullseye Asset Management LLC | 62,841 | $2.17M | 1.09% | 00.0% | Unchanged |
| California State Teachers Retirement System | 62,655 | $2.17M | 0.00% | −1,602−2.5% | Reduced |
| State of New Jersey Common Pension Fund D | 59,025 | $2.04M | 0.01% | +15,738+36.4% | Added |
| Public Employees Retirement System of Ohio | 58,692 | $2.03M | 0.01% | +33,818+136.0% | Added |
| Jump Financial, LLC | 58,592 | $2.03M | 0.07% | +58,592 | New |
| Quadrature Capital Ltd | 58,273 | $2.02M | 0.04% | +58,273 | New |
| New York State Teachers Retirement System | 57,724 | $2.00M | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 56,711 | $1.96M | 0.00% | +32,654+135.7% | Added |
| Tudor Investment Corp Et Al | 56,293 | $1.95M | 0.03% | +56,293 | New |
| Voloridge Investment Management, LLC | 54,116 | $1.87M | 0.01% | +54,116 | New |
| State Board of Administration of Florida Retirement System | 51,275 | $1.77M | 0.00% | −5,937−10.4% | Reduced |
| Texas Permanent School Fund | 51,236 | $1.77M | 0.02% | −875−1.7% | Reduced |
| New York State Common Retirement Fund | 46,400 | $1.60M | 0.00% | −4,128−8.2% | Reduced |
| Quantbot Technologies LP | 44,546 | $1.54M | 0.10% | +44,546 | New |
| Bank of America Corp | 43,643 | $1.51M | 0.00% | −108,909−71.4% | Reduced |
| Millennium Management LLC | 42,904 | $1.48M | 0.00% | −73,284−63.1% | Reduced |
| SG Americas Securities, LLC | 41,640 | $1.44M | 0.01% | +9,122+28.1% | Added |
| Oppenheimer & Co Inc | 41,417 | $1.43M | 0.03% | +1,829+4.6% | Added |
| Ironwood Investment Management LLC | 38,383 | $1.33M | 0.76% | −1,142−2.9% | Reduced |
| Citigroup Inc | 38,298 | $1.32M | 0.00% | −13,666−26.3% | Reduced |
| BCK Capital Management LP | 37,134 | $1.28M | 0.98% | +37,134 | New |
| Balyasny Asset Management LLC | 36,941 | $1.28M | 0.00% | −146,693−79.9% | Reduced |
| Amalgamated Bank | 36,666 | $1.27M | 0.01% | −2,193−5.6% | Reduced |
| Bardin Hill Management Partners LP | 35,751 | $1.24M | 0.33% | +35,751 | New |