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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 2021

Institutional positions in Mercury Systems Inc as of Mar 31, 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
282
No complete 13F data for Q4 2020
Shares held
53.1M
No complete 13F data for Q4 2020
Total value
$3.75B
No complete 13F data for Q4 2020

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 2021: 282 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 2021: $3.75B
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 2021

Shares, value and share of portfolio for each institution holding Mercury Systems Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding MRCY in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.6,822,764$482.0M0.01%––
Vanguard Group Inc5,073,866$358.5M0.01%––
William Blair Investment Management, LLC3,268,644$230.9M0.75%––
Federated Hermes, Inc.2,582,544$182.5M0.35%––
Conestoga Capital Advisors, LLC2,515,973$177.8M2.68%––
State Street Corp2,073,857$146.5M0.01%––
Franklin Resources Inc1,912,624$135.1M0.06%––
Bamco Inc1,822,680$128.8M0.32%––
Bank of New York Mellon Corp1,651,897$116.7M0.02%––
Wells Fargo & Company1,282,237$90.6M0.02%––
Stephens Investment Management Group LLC1,013,719$71.6M1.04%––
Waddell & Reed Financial Inc980,122$69.2M0.14%––
Dimensional Fund Advisors LP831,717$58.8M0.02%––
Blair William & Co806,352$57.0M0.21%––
Geode Capital Management, LLC714,063$50.4M0.01%––
Invesco Ltd.694,092$49.0M0.01%––
Eaton Vance Management691,707$48.9M0.07%––
Loomis Sayles & Co L P690,662$48.8M0.06%––
American Century Companies Inc640,788$45.3M0.03%––
Baird Financial Group, Inc.593,806$42.0M0.12%––
Royal Bank of Canada580,059$41.0M0.01%––
Northern Trust Corp485,112$34.3M0.01%––
Norges Bank483,081$34.1M0.01%––
Standard Life Aberdeen plc478,449$33.8M0.08%––
Bank of America Corp475,181$33.6M0.00%––
Nuveen Asset Management, LLC468,467$33.1M0.01%––
D. E. Shaw & Co., Inc.449,432$31.8M0.04%––
Price T Rowe Associates Inc442,984$31.3M0.00%––
Snyder Capital Management L P434,986$30.7M0.88%––
Thrivent Financial for Lutherans406,742$28.7M0.06%––
Aristotle Capital Boston, LLC397,314$28.1M0.62%––
FMR LLC395,216$27.9M0.00%––
Charles Schwab Investment Management Inc393,993$27.8M0.01%––
Ranger Investment Management, L.P.378,802$26.8M1.47%––
NFJ Investment Group, LLC347,847$24.6M0.49%––
Wellington Management Group LLP307,789$21.7M0.00%––
Neuberger Berman Group LLC277,750$19.5M0.02%––
Goldman Sachs Group Inc270,571$19.1M0.01%––
UBS Asset Management Americas Inc264,237$18.7M0.01%––
Ameriprise Financial Inc246,311$17.4M0.01%––
Marshall Wace North America L.P.243,069$17.2M0.07%––
Geneva Capital Management LLC228,205$16.1M0.28%––
Peregrine Capital Management LLC212,210$15.0M0.28%––
Comerica Bank192,164$14.7M0.09%––
Citadel Advisors LLC207,730$14.7M0.02%––
Kennedy Capital Management, Inc.207,275$14.6M0.29%––
Principal Financial Group Inc194,893$13.8M0.01%––
Millennium Management LLC184,084$13.0M0.02%––
Assenagon Asset Management S.A.176,827$12.5M0.06%––
Fort Washington Investment Advisors Inc176,600$12.5M0.12%––
Retirement Systems of Alabama158,710$11.2M0.04%––
WCM Investment Management, LLC158,616$11.2M0.03%––
UBS Group AG150,994$10.7M0.00%––
RK Capital Management, LLC147,800$10.4M2.08%––
Morgan Stanley147,176$10.4M0.00%––
Rhumbline Advisers146,421$10.3M0.01%––
State of Wisconsin Investment Board144,225$10.2M0.02%––
Fred Alger Management, LLC133,542$9.44M0.02%––
Swiss National Bank128,000$9.04M0.01%––
Citigroup Inc126,699$8.95M0.01%––
California Public Employees Retirement System121,011$8.55M0.01%––
Nicholas Company, Inc.116,570$8.24M0.15%––
American International Group, Inc.102,190$7.22M0.03%––
King Luther Capital Management Corp100,415$7.09M0.04%––
SEI Investments Co99,072$7.06M0.02%––
Legal & General Group Plc98,879$6.99M0.00%––
Philadelphia Trust Co98,775$6.98M0.54%––
Raymond James & Associates98,314$6.95M0.01%––
Taylor Wealth Management Partners98,213$6.94M2.53%––
California State Teachers Retirement System97,426$6.88M0.01%––
Sirios Capital Management L P96,407$6.81M0.57%––
Tygh Capital Management, Inc.96,226$6.80M0.96%––
Congress Asset Management Co94,104$6.65M0.06%––
Alliancebernstein L.P.91,220$6.45M0.00%––
JPMorgan Chase & Co91,188$6.44M0.00%––
Rafferty Asset Management, LLC88,593$6.26M0.04%––
Parametric Portfolio Associates LLC83,832$5.92M0.00%––
Credit Suisse AG81,540$5.76M0.00%––
Bradley Foster & Sargent Inc77,615$5.48M0.14%––
New York State Common Retirement Fund76,000$5.37M0.01%––
Marshall Wace, LLP75,558$5.34M0.03%––
Holocene Advisors, LP71,503$5.05M0.03%––
Brown Advisory Inc70,026$4.95M0.01%––
Jupiter Asset Management Ltd70,000$4.95M0.05%––
Deutsche Bank AG68,822$4.86M0.00%––
First Trust Advisors LP65,240$4.61M0.01%––
Oak Ridge Investments LLC64,126$4.53M0.42%––
Manufacturers Life Insurance Company, The63,001$4.45M0.00%––
State Board of Administration of Florida Retirement System60,504$4.28M0.01%––
Los Angeles Capital Management LLC59,034$4.17M0.02%––
Russell Investments Group, Ltd.58,969$4.16M0.01%––
Point72 Asset Management, L.P.57,900$4.09M0.02%––
Tudor Investment Corp Et Al54,993$3.88M0.08%––
Segall Bryant & Hamill, LLC51,864$3.66M0.04%––
EULAV Asset Management50,300$3.55M0.10%––
PDT Partners, LLC50,200$3.55M0.25%––
Mutual of America Capital Management LLC50,109$3.54M0.04%––
New York State Teachers Retirement System49,404$3.49M0.01%––
AQR Capital Management LLC49,754$3.48M0.01%––
Barclays PLC48,282$3.41M0.00%––