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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
Marshall Wace, LLP75,558$5.34M0.03%––
New York State Common Retirement Fund76,000$5.37M0.01%––
Bradley Foster & Sargent Inc77,615$5.48M0.14%––
Credit Suisse AG81,540$5.76M0.00%––
Parametric Portfolio Associates LLC83,832$5.92M0.00%––
Rafferty Asset Management, LLC88,593$6.26M0.04%––
JPMorgan Chase & Co91,188$6.44M0.00%––
Alliancebernstein L.P.91,220$6.45M0.00%––
Congress Asset Management Co94,104$6.65M0.06%––
Tygh Capital Management, Inc.96,226$6.80M0.96%––
Sirios Capital Management L P96,407$6.81M0.57%––
California State Teachers Retirement System97,426$6.88M0.01%––
Taylor Wealth Management Partners98,213$6.94M2.53%––
Raymond James & Associates98,314$6.95M0.01%––
Philadelphia Trust Co98,775$6.98M0.54%––
Legal & General Group Plc98,879$6.99M0.00%––
SEI Investments Co99,072$7.06M0.02%––
King Luther Capital Management Corp100,415$7.09M0.04%––
American International Group, Inc.102,190$7.22M0.03%––
Nicholas Company, Inc.116,570$8.24M0.15%––
California Public Employees Retirement System121,011$8.55M0.01%––
Citigroup Inc126,699$8.95M0.01%––
Swiss National Bank128,000$9.04M0.01%––
Fred Alger Management, LLC133,542$9.44M0.02%––
State of Wisconsin Investment Board144,225$10.2M0.02%––
Rhumbline Advisers146,421$10.3M0.01%––
Morgan Stanley147,176$10.4M0.00%––
RK Capital Management, LLC147,800$10.4M2.08%––
UBS Group AG150,994$10.7M0.00%––
WCM Investment Management, LLC158,616$11.2M0.03%––
Retirement Systems of Alabama158,710$11.2M0.04%––
Fort Washington Investment Advisors Inc176,600$12.5M0.12%––
Assenagon Asset Management S.A.176,827$12.5M0.06%––
Millennium Management LLC184,084$13.0M0.02%––
Principal Financial Group Inc194,893$13.8M0.01%––
Kennedy Capital Management, Inc.207,275$14.6M0.29%––
Citadel Advisors LLC207,730$14.7M0.02%––
Comerica Bank192,164$14.7M0.09%––
Peregrine Capital Management LLC212,210$15.0M0.28%––
Geneva Capital Management LLC228,205$16.1M0.28%––
Marshall Wace North America L.P.243,069$17.2M0.07%––
Ameriprise Financial Inc246,311$17.4M0.01%––
UBS Asset Management Americas Inc264,237$18.7M0.01%––
Goldman Sachs Group Inc270,571$19.1M0.01%––
Neuberger Berman Group LLC277,750$19.5M0.02%––
Wellington Management Group LLP307,789$21.7M0.00%––
NFJ Investment Group, LLC347,847$24.6M0.49%––
Ranger Investment Management, L.P.378,802$26.8M1.47%––
Charles Schwab Investment Management Inc393,993$27.8M0.01%––
FMR LLC395,216$27.9M0.00%––
Aristotle Capital Boston, LLC397,314$28.1M0.62%––
Thrivent Financial for Lutherans406,742$28.7M0.06%––
Snyder Capital Management L P434,986$30.7M0.88%––
Price T Rowe Associates Inc442,984$31.3M0.00%––
D. E. Shaw & Co., Inc.449,432$31.8M0.04%––
Nuveen Asset Management, LLC468,467$33.1M0.01%––
Bank of America Corp475,181$33.6M0.00%––
Standard Life Aberdeen plc478,449$33.8M0.08%––
Norges Bank483,081$34.1M0.01%––
Northern Trust Corp485,112$34.3M0.01%––
Royal Bank of Canada580,059$41.0M0.01%––
Baird Financial Group, Inc.593,806$42.0M0.12%––
American Century Companies Inc640,788$45.3M0.03%––
Loomis Sayles & Co L P690,662$48.8M0.06%––
Eaton Vance Management691,707$48.9M0.07%––
Invesco Ltd.694,092$49.0M0.01%––
Geode Capital Management, LLC714,063$50.4M0.01%––
Blair William & Co806,352$57.0M0.21%––
Dimensional Fund Advisors LP831,717$58.8M0.02%––
Waddell & Reed Financial Inc980,122$69.2M0.14%––
Stephens Investment Management Group LLC1,013,719$71.6M1.04%––
Wells Fargo & Company1,282,237$90.6M0.02%––
Bank of New York Mellon Corp1,651,897$116.7M0.02%––
Bamco Inc1,822,680$128.8M0.32%––
Franklin Resources Inc1,912,624$135.1M0.06%––
State Street Corp2,073,857$146.5M0.01%––
Conestoga Capital Advisors, LLC2,515,973$177.8M2.68%––
Federated Hermes, Inc.2,582,544$182.5M0.35%––
William Blair Investment Management, LLC3,268,644$230.9M0.75%––
Vanguard Group Inc5,073,866$358.5M0.01%––
BlackRock Inc.6,822,764$482.0M0.01%––
Harel Insurance Investments & Financial Services Ltd.87––––