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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, Q4 2021

Institutional positions in Mercury Systems Inc as of Dec 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
252
+4 vs. Q3 2021
Shares held
57.1M
+4.23M (+8.0%) vs. Q3 2021
Total value
$3.14B
+$635.6M (+25.3%) vs. Q3 2021
New holders
42
93 more added
Sold out
38
92 more reduced

3 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2021: 252 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 heldQ4 2021: $3.14B
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, Q4 2021

Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q3 2021.

Institutions holding MRCY in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Citigroup Inc141,250$7.78M0.01%+14,231+11.2%Added
Rhumbline Advisers149,725$8.24M0.01%+9,510+6.8%Added
Price T Rowe Associates Inc154,473$8.51M0.00%−239,431−60.8%Reduced
Fred Alger Management, LLC166,000$9.14M0.02%+32,711+24.5%Added
Parametric Portfolio Associates LLC169,683$9.34M0.00%+49,772+41.5%Added
Kennedy Capital Management, Inc.177,355$9.77M0.21%−15,849−8.2%Reduced
WCM Investment Management, LLC180,021$9.91M0.02%+13,382+8.0%Added
Blair William & Co186,896$10.3M0.03%−352,796−65.4%Reduced
Principal Financial Group Inc192,407$10.6M0.01%−1,669−0.9%Reduced
UBS Group AG199,270$11.0M0.00%+71,256+55.7%Added
HSBC Holdings PLC206,302$11.5M0.01%+188,338+1,048.4%Added
Cambiar Investors LLC209,705$11.5M0.40%−11,251−5.1%Reduced
First Trust Advisors LP224,548$12.4M0.01%+156,155+228.3%Added
Ameriprise Financial Inc225,792$12.4M0.00%+2,832+1.3%Added
Invesco Ltd.226,521$12.5M0.00%−39,186−14.7%Reduced
Peregrine Capital Management LLC227,937$12.6M0.25%+6,373+2.9%Added
Thrivent Financial for Lutherans237,521$13.1M0.03%+1,975+0.8%Added
NFJ Investment Group, LLC243,262$13.4M0.24%−217,644−47.2%Reduced
Neuberger Berman Group LLC270,264$14.5M0.01%+1,652+0.6%Added
Comerica Bank277,272$15.7M0.12%−3,910−1.4%Reduced
Ranger Investment Management, L.P.336,183$18.5M1.01%−24,256−6.7%Reduced
Charles Schwab Investment Management Inc338,030$18.6M0.01%+25,262+8.1%Added
American Century Companies Inc353,389$19.5M0.01%+16,042+4.8%Added
FMR LLC368,746$20.3M0.00%−36,120−8.9%Reduced
Manufacturers Life Insurance Company, The416,060$22.9M0.01%+44,148+11.9%Added
Nuveen Asset Management, LLC416,835$23.0M0.01%−9,504−2.2%Reduced
Millennium Management LLC418,917$23.1M0.03%+145,684+53.3%Added
Bank of Nova Scotia439,165$24.2M0.04%+260,000+145.1%Added
Northern Trust Corp469,020$25.8M0.00%−14,950−3.1%Reduced
Sandhill Capital Partners LLC495,618$27.3M2.12%−94,254−16.0%Reduced
Aristotle Capital Boston, LLC524,249$28.9M0.68%−16,778−3.1%Reduced
Assenagon Asset Management S.A.525,143$28.9M0.11%+79,845+17.9%Added
Norges Bank533,627$29.4M0.01%+76,714+16.8%Added
Federated Hermes, Inc.564,964$31.1M0.06%−391,108−40.9%Reduced
Standard Life Aberdeen plc675,376$37.2M0.08%−41,882−5.8%Reduced
Snyder Capital Management L P704,830$38.8M0.94%+79,985+12.8%Added
D. E. Shaw & Co., Inc.791,182$43.6M0.05%−112,927−12.5%Reduced
Royal Bank of Canada885,635$48.8M0.01%+67,546+8.3%Added
Dimensional Fund Advisors LP961,532$52.9M0.02%+6,741+0.7%Added
Nomura Holdings Inc1,089,033$60.0M0.34%+1,089,033New
Geode Capital Management, LLC1,460,617$80.4M0.01%+220,249+17.8%Added
Goldman Sachs Group Inc2,028,989$111.7M0.03%+1,036,596+104.5%Added
Bamco Inc2,051,385$112.9M0.24%+4,216+0.2%Added
Bank of New York Mellon Corp2,242,781$123.5M0.02%+684,466+43.9%Added
State Street Corp2,376,875$130.9M0.01%+85,631+3.7%Added
Wellington Management Group LLP2,856,014$157.3M0.03%+33,841+1.2%Added
Bank of America Corp3,024,368$166.5M0.02%+2,380,086+369.4%Added
William Blair Investment Management, LLC3,317,822$182.7M0.49%−30,390−0.9%Reduced
Conestoga Capital Advisors, LLC3,514,478$193.5M2.52%+603,370+20.7%Added
Jana Partners LLC3,558,662$195.9M13.34%+2,940,301+475.5%Added
Vanguard Group Inc5,166,909$284.5M0.01%+2,765+0.1%Added
BlackRock Inc.5,462,413$300.8M0.01%+25,006+0.5%Added
Stephens Investment Management Group LLC0$00.00%−730,177−100.0%Sold out
Loomis Sayles & Co L P0$00.00%−418,933−100.0%Sold out
Franklin Resources Inc0$00.00%−344,482−100.0%Sold out
Philadelphia Trust Co0$00.00%−203,151−100.0%Sold out
Marshall Wace, LLP0$00.00%−167,919−100.0%Sold out
Jump Financial, LLC0$00.00%−56,827−100.0%Sold out
Duality Advisers, LP0$00.00%−53,957−100.0%Sold out
Engineers Gate Manager LP0$00.00%−35,984−100.0%Sold out
Nicholas Company, Inc.0$00.00%−32,470−100.0%Sold out
Stanley-Laman Group, Ltd.0$00.00%−20,315−100.0%Sold out
CIBC Private Wealth Group, LLC0$00.00%−18,669−100.0%Sold out
Geneva Capital Management LLC0$00.00%−17,209−100.0%Sold out
American Capital Management Inc0$00.00%−17,115−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−14,180−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−13,408−100.0%Sold out
Algert Global LLC0$00.00%−13,354−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−13,155−100.0%Sold out
PDT Partners, LLC0$00.00%−12,577−100.0%Sold out
Trexquant Investment LP0$00.00%−11,744−100.0%Sold out
Capula Management Ltd0$00.00%−11,028−100.0%Sold out
Aigen Investment Management, LP0$00.00%−10,881−100.0%Sold out
Advisory Services Network, LLC0$00.00%−10,587−100.0%Sold out
Caxton Associates LP0$00.00%−8,929−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−7,538−100.0%Sold out
Oppenheimer Asset Management Inc.0$00.00%−5,625−100.0%Sold out
Brinker Capital Investments, LLC0$00.00%−3,855−100.0%Sold out
Quantamental Technologies LLC0$00.00%−5,364−100.0%Sold out
Twinbeech Capital LP0$00.00%−5,299−100.0%Sold out
Stephens Inc0$00.00%−1,521−100.0%Sold out
Point72 Hong Kong Ltd0$00.00%−1,404−100.0%Sold out
Neo Ivy Capital Management0$00.00%−738−100.0%Sold out
Daiwa Securities Group Inc.0$00.00%−1,042−100.0%Sold out
Itau Unibanco Holding S.A.0$00.00%−946−100.0%Sold out
First Horizon Advisors, Inc.0$00.00%−310−100.0%Sold out
Pier Capital, LLC0$00.00%−208−100.0%Sold out
Harbour Investments, Inc.0$00.00%−79−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−63−100.0%Sold out
Meeder Asset Management Inc0$00.00%−3−100.0%Sold out
Marshall Wace North America L.P.––––Not filed
BBVA USA––––Not filed
Berman Capital Advisors, LLC––––Not filed