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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 2022

Institutional positions in Mercury Systems Inc as of Mar 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
253
+3 vs. Q4 2021
Shares held
58.4M
+1.33M (+2.3%) vs. Q4 2021
Total value
$3.77B
+$621.5M (+19.8%) vs. Q4 2021
New holders
39
90 more added
Sold out
36
90 more reduced

2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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.

Institutional holdersQ1 2022: 253 institutions
Q1 2021: 282 institutionsQ2 2021: 255 institutionsQ3 2021: 251 institutionsQ4 2021: 252 institutionsQ1 2022: 253 institutionsQ2 2022: 254 institutionsQ3 2022: 235 institutionsQ4 2022: 236 institutionsQ1 2023: 245 institutionsQ2 2023: 236 institutionsQ3 2023: 217 institutionsQ4 2023: 219 institutionsQ1 2024: 222 institutionsQ2 2024: 232 institutionsQ3 2024: 245 institutionsQ4 2024: 243 institutionsQ1 2025: 253 institutionsQ2 2025: 285 institutionsQ3 2025: 326 institutionsQ4 2025: 347 institutionsQ1 2026: 357 institutionsQ2 2026: 392 institutions
Value heldQ1 2022: $3.77B
Q1 2021: $3.75BQ2 2021: $3.48BQ3 2021: $2.51BQ4 2021: $3.14BQ1 2022: $3.77BQ2 2022: $3.65BQ3 2022: $2.33BQ4 2022: $2.61BQ1 2023: $2.94BQ2 2023: $1.95BQ3 2023: $2.22BQ4 2023: $2.23BQ1 2024: $1.84BQ2 2024: $1.75BQ3 2024: $2.33BQ4 2024: $2.66BQ1 2025: $2.72BQ2 2025: $3.50BQ3 2025: $5.02BQ4 2025: $4.72BQ1 2026: $4.75BQ2 2026: $8.01B
Institutions holding MRCY and their total value by quarter
QuarterHoldersValue
Q2 2026392$8.01B
Q1 2026357$4.75B
Q4 2025347$4.72B
Q3 2025326$5.02B
Q2 2025285$3.50B
Q1 2025253$2.72B
Q4 2024243$2.66B
Q3 2024245$2.33B
Q2 2024232$1.75B
Q1 2024222$1.84B
Q4 2023219$2.23B
Q3 2023217$2.22B
Q2 2023236$1.95B
Q1 2023245$2.94B
Q4 2022236$2.61B
Q3 2022235$2.33B
Q2 2022254$3.65B
Q1 2022253$3.77B
Q4 2021252$3.14B
Q3 2021251$2.51B
Q2 2021255$3.48B
Q1 2021282$3.75B

Institutions, Q1 2022

Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q4 2021.

Institutions holding MRCY in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.5,319,487$342.8M0.01%−142,926−2.6%Reduced
Vanguard Group Inc4,941,434$318.5M0.01%−225,475−4.4%Reduced
William Blair Investment Management, LLC4,606,998$296.9M0.89%+1,289,176+38.9%Added
Starboard Value LPSuperinvestorStarboard Value3,583,749$231.0M3.06%+3,583,749New
Jana Partners LLC3,235,880$208.6M13.53%−322,782−9.1%Reduced
Wellington Management Group LLP2,789,764$179.8M0.03%−66,250−2.3%Reduced
Conestoga Capital Advisors, LLC2,683,639$173.0M2.61%−830,839−23.6%Reduced
State Street Corp2,453,334$158.1M0.01%+76,459+3.2%Added
Bank of New York Mellon Corp2,358,939$152.0M0.03%+116,158+5.2%Added
Goldman Sachs Group Inc2,188,057$141.0M0.04%+159,068+7.8%Added
Bamco Inc2,091,385$134.8M0.33%+40,000+1.9%Added
Fred Alger Management, LLC1,412,366$91.0M0.29%+1,246,366+750.8%Added
Dimensional Fund Advisors LP988,611$63.7M0.02%+27,079+2.8%Added
FMR LLC936,184$60.3M0.00%+567,438+153.9%Added
Bank of America Corp796,972$51.4M0.01%−2,227,396−73.6%Reduced
Geode Capital Management, LLC777,654$50.1M0.01%−682,963−46.8%Reduced
Bank of Nova Scotia763,165$49.2M0.08%+324,000+73.8%Added
Segall Bryant & Hamill, LLC745,097$48.0M0.46%+685,581+1,151.9%Added
Snyder Capital Management L P728,738$47.0M1.20%+23,908+3.4%Added
Invesco Ltd.720,322$46.4M0.01%+493,801+218.0%Added
Royal Bank of Canada685,049$44.2M0.01%−200,586−22.6%Reduced
Federated Hermes, Inc.569,712$36.7M0.08%+4,748+0.8%Added
Manufacturers Life Insurance Company, The552,838$35.6M0.02%+136,778+32.9%Added
Aristotle Capital Boston, LLC511,400$33.0M0.83%−12,849−2.5%Reduced
D. E. Shaw & Co., Inc.499,983$32.2M0.04%−291,199−36.8%Reduced
Northern Trust Corp463,253$29.9M0.01%−5,767−1.2%Reduced
Nuveen Asset Management, LLC430,988$28.1M0.01%+14,153+3.4%Added
Norges Bank401,928$25.9M0.01%−131,699−24.7%Reduced
Nomura Holdings Inc386,838$25.3M0.19%−702,195−64.5%Reduced
Charles Schwab Investment Management Inc360,178$23.2M0.01%+22,148+6.6%Added
Ranger Investment Management, L.P.345,093$22.2M1.41%+8,910+2.7%Added
Ameriprise Financial Inc285,078$18.4M0.01%+59,286+26.3%Added
Millennium Management LLC266,086$17.1M0.02%−152,831−36.5%Reduced
Neuberger Berman Group LLC262,608$16.9M0.01%−7,656−2.8%Reduced
Price T Rowe Associates Inc260,101$16.8M0.00%+105,628+68.4%Added
American Century Companies Inc250,604$16.2M0.01%−102,785−29.1%Reduced
NFJ Investment Group, LLC235,939$15.2M0.31%−7,323−3.0%Reduced
Standard Life Aberdeen plc224,984$14.5M0.04%−450,392−66.7%Reduced
WCM Investment Management, LLC222,351$14.3M0.04%+42,330+23.5%Added
Cambiar Investors LLC216,933$14.0M0.53%+7,228+3.4%Added
Peregrine Capital Management LLC212,804$13.7M0.32%−15,133−6.6%Reduced
Kennedy Capital Management, Inc.212,162$13.7M0.32%+34,807+19.6%Added
Comerica Bank220,699$13.6M0.10%−56,573−20.4%Reduced
Morgan Stanley205,163$13.2M0.00%+171,936+517.5%Added
Parametric Portfolio Associates LLC200,621$12.9M0.01%+30,938+18.2%Added
13D Management LLC199,150$12.8M4.88%+199,150New
Principal Financial Group Inc192,897$12.4M0.01%+490+0.3%Added
Blair William & Co189,847$12.2M0.04%+2,951+1.6%Added
Thrivent Financial for Lutherans177,063$11.4M0.02%−60,458−25.5%Reduced
Rhumbline Advisers148,024$9.54M0.01%−1,701−1.1%Reduced
Arctis Global LLC143,372$9.24M8.38%+143,372New
Assenagon Asset Management S.A.137,924$8.89M0.03%−387,219−73.7%Reduced
Swiss National Bank133,900$8.63M0.00%+9,800+7.9%Added
SEI Investments Co129,115$8.29M0.02%+12,389+10.6%Added
California Public Employees Retirement System116,898$7.53M0.01%+5,006+4.5%Added
King Luther Capital Management Corp116,870$7.53M0.04%+10,425+9.8%Added
Raymond James & Associates113,856$7.34M0.01%−11,456−9.1%Reduced
Brookfield Asset Management Inc.108,127$6.97M0.03%+108,127New
State of Wisconsin Investment Board98,434$6.34M0.01%−13,521−12.1%Reduced
American International Group, Inc.96,136$6.20M0.03%+348+0.4%Added
Man Group plc93,225$6.01M0.02%+33,860+57.0%Added
Citigroup Inc93,000$5.99M0.01%−48,250−34.2%Reduced
Legal & General Group Plc92,991$5.99M0.00%+1,366+1.5%Added
G2 Investment Partners Management LLC92,453$5.96M1.42%+92,453New
Citadel Advisors LLC90,022$5.80M0.01%+56,665+169.9%Added
JPMorgan Chase & Co85,186$5.49M0.00%+8,264+10.7%Added
Jane Street Group, LLC80,121$5.16M0.01%+66,120+472.3%Added
Alliancebernstein L.P.79,888$5.15M0.00%−1,325−1.6%Reduced
UBS Asset Management Americas Inc76,469$4.93M0.00%+1,268+1.7%Added
Voya Investment Management LLC75,621$4.87M0.01%−27,655−26.8%Reduced
Russell Investments Group, Ltd.75,023$4.83M0.01%−5,364−6.7%Reduced
Retirement Systems of Alabama74,467$4.80M0.02%+291+0.4%Added
Credit Suisse AG74,002$4.77M0.00%−2,315−3.0%Reduced
Axiom Investors LLC72,995$4.71M0.11%+72,995New
California State Teachers Retirement System72,334$4.66M0.01%−5,931−7.6%Reduced
South Dakota Investment Council70,086$4.52M0.09%−21,489−23.5%Reduced
New York State Common Retirement Fund63,725$4.11M0.00%−523−0.8%Reduced
State Board of Administration of Florida Retirement System60,434$3.90M0.01%00.0%Unchanged
Whittier Trust Co59,166$3.81M0.06%+4,076+7.4%Added
New York State Teachers Retirement System57,724$3.72M0.01%00.0%Unchanged
Employees Retirement System of Texas57,000$3.67M0.04%+50,000+714.3%Added
TIG Advisors, LLC56,122$3.62M0.15%+56,122New
Taylor Wealth Management Partners55,095$3.55M1.44%+1,828+3.4%Added
Madison Asset Management, LLC54,725$3.53M0.05%+8,957+19.6%Added
Castleark Management LLC53,870$3.47M0.15%+53,870New
Mutual of America Capital Management LLC51,053$3.29M0.04%+1,079+2.2%Added
EULAV Asset Management50,300$3.24M0.10%00.0%Unchanged
Macquarie Group Ltd49,157$3.17M0.00%+1,536+3.2%Added
HRT Financial LP48,777$3.14M0.02%+36,751+305.6%Added
State of New Jersey Common Pension Fund D48,460$3.12M0.01%−8,487−14.9%Reduced
Cutter & CO Brokerage, Inc.45,119$2.91M0.87%−586−1.3%Reduced
BNP Paribas Arbitrage, SA44,673$2.88M0.01%−34,305−43.4%Reduced
Redwood Investment Management, LLC43,609$2.81M0.42%+2,974+7.3%Added
Ironwood Investment Management LLC42,499$2.74M1.49%+256+0.6%Added
SG Americas Securities, LLC41,051$2.65M0.02%+13,024+46.5%Added
First Eagle Investment Management, LLC40,873$2.63M0.01%+16,771+69.6%Added
Texas Permanent School Fund40,236$2.59M0.04%−783−1.9%Reduced
Amalgamated Bank39,119$2.52M0.02%−1,328−3.3%Reduced
Amalgamated Financial Corp.39,119$2.52M0.02%+39,119New
B. Metzler seel. Sohn & Co. AG38,332$2.47M0.03%+38,332New