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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, Q2 2026

Institutional positions in Mercury Systems Inc as of Jun 30, 2026. 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
392
+41 vs. Q1 2026
Shares held
65.6M
+490.8K (+0.8%) vs. Q1 2026
Total value
$8.01B
+$3.27B (+68.9%) vs. Q1 2026
New holders
85
128 more added
Sold out
44
132 more reduced

6 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 392 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 heldQ2 2026: $8.01B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q1 2026.

Institutions holding MRCY in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Banque Transatlantique SA642$78.5K0.00%00.0%Unchanged
FIL Ltd542$66.3K0.00%−8,525−94.0%Reduced
Salomon & Ludwin, LLC464$57.1K0.00%+89+23.7%Added
IFP Advisors, Inc463$56.6K0.00%+331+250.8%Added
Institute for Wealth Management, LLC.428$52.4K0.00%+428New
Barrow Hanley Mewhinney & Strauss LLC426$52.1K0.00%−34−7.4%Reduced
Versant Capital Management, Inc403$49.3K0.00%−29−6.7%Reduced
GHP Investment Advisors, Inc.400$48.9K0.00%−300−42.9%Reduced
EverSource Wealth Advisors, LLC393$48.1K0.00%−334−45.9%Reduced
Leonteq Securities AG393$48.1K0.00%+44+12.6%Added
Coston, McIsaac & Partners396$48.0K0.01%00.0%Unchanged
Farther Finance Advisors, LLC371$45.1K0.00%+128+52.7%Added
SBI Securities Co., Ltd.366$44.8K0.00%+310+553.6%Added
Public Employees Retirement System of Ohio353$43.2K0.00%−53−13.1%Reduced
Montag A & Associates Inc321$39.3K0.00%+321New
Umb Bank N A290$35.5K0.00%+17+6.2%Added
Whittier Trust Co262$32.2K0.00%00.0%Unchanged
Los Angeles Capital Management LLC258$31.6K0.00%00.0%Unchanged
Huntington National Bank238$29.1K0.00%+45+23.3%Added
Parallel Advisors, LLC231$28.3K0.00%+50+27.6%Added
Eurizon Capital SGR S.p.A.205$25.1K0.00%−498−70.8%Reduced
Massmutual Trust Co FSB204$25.0K0.00%−8−3.8%Reduced
Mark Sheptoff Financial Planning, LLC200$24.5K0.01%00.0%Unchanged
Bare Financial Services, Inc195$23.9K0.01%+37+23.4%Added
Parkside Financial Bank & Trust168$20.6K0.00%00.0%Unchanged
Quent Capital, LLC161$19.7K0.00%00.0%Unchanged
Towarzystwo Funduszy Inwestycyjnych Pzu SA160$19.6K0.01%00.0%Unchanged
Cedar Mountain Advisors, LLC152$18.6K0.00%00.0%Unchanged
Basecamp Wealth Advisors LLC141$17.2K0.00%+19+15.6%Added
WPG Advisers, LLC136$16.6K0.01%−19−12.3%Reduced
Fortitude Family Office, LLC133$16.3K0.00%+4+3.1%Added
Millstone Evans Group, LLC119$14.6K0.01%00.0%Unchanged
Rothschild Investment LLC114$13.9K0.00%+6+5.6%Added
Hilton Head Capital Partners, LLC94$11.5K0.01%00.0%Unchanged
Keating Financial Advisory Services, Inc.84$10.3K0.00%−4−4.5%Reduced
Toth Financial Advisory Corp80$9.79K0.00%00.0%Unchanged
Caitong International Asset Management Co., Ltd78$9.54K0.00%−902−92.0%Reduced
CVA Family Office, LLC75$9.18K0.00%+35+87.5%Added
JFS Wealth Advisors, LLC61$7.46K0.00%+5+8.9%Added
Private Wealth Management Group, LLC56$6.85K0.00%00.0%Unchanged
Larson Financial Group LLC50$6.12K0.00%−8−13.8%Reduced
Colonial Trust Co55$6.06K0.00%00.0%Unchanged
Fulcrum Asset Management LLP52$5.73K0.00%+52New
Prestige Wealth Management Group LLC45$5.50K0.00%+3+7.1%Added
Whittier Trust Co of Nevada Inc45$5.21K0.00%00.0%Unchanged
Armstrong Advisory Group, Inc39$4.77K0.00%00.0%Unchanged
Action Point Financial Planning, LLC34$4.04K0.00%+34New
Farmers & Merchants Investments Inc30$3.67K0.00%00.0%Unchanged
Golden State Wealth Management, LLC30$3.67K0.00%00.0%Unchanged
NBT Bank N A24$2.94K0.00%00.0%Unchanged
SJS Investment Consulting Inc.21$2.57K0.00%+9+75.0%Added
Rakuten Securities, Inc.21$2.57K0.00%+12+133.3%Added
UMA Financial Services, Inc.20$2.45K0.00%−10−33.3%Reduced
Sachetta, LLC20$2.44K0.00%00.0%Unchanged
Essential Partners LLC19$2.32K0.00%+1+5.6%Added
Manchester Capital Management LLC16$1.96K0.00%00.0%Unchanged
Assetmark, Inc15$1.83K0.00%+9+150.0%Added
MV Capital Management, Inc.14$1.71K0.00%00.0%Unchanged
Bell Investment Advisors, Inc13$1.59K0.00%+6+85.7%Added
Ankerstar Wealth, LLC12$1.47K0.00%00.0%Unchanged
Rialto Wealth Management, LLC12$1.47K0.00%+5+71.4%Added
Creative Capital Management Investments LLC12$1.47K0.00%+12New
DiNuzzo Private Wealth, Inc.11$1.35K0.00%−1−8.3%Reduced
Cornerstone Financial Management LLC11$1.35K0.00%+11New
International Assets Investment Management, LLC10$1.23K0.00%00.0%Unchanged
South State Corp.10$1.22K0.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC10$1.22K0.00%+2+25.0%Added
Plante Moran Financial Advisors, LLC10$1.22K0.00%+10New
Financial Consulate, Inc9$1.10K0.00%00.0%Unchanged
HFM Investment Advisors, LLC9$1.10K0.00%+5+125.0%Added
Covestor Ltd10$1.00K0.00%−96−90.6%Reduced
Noble Wealth Management PBC8$9790.00%+8New
Gilpin Wealth Management, LLC7$8570.00%−1−12.5%Reduced
Central Trust Co7$8570.00%00.0%Unchanged
Bogart Wealth, LLC6$7340.00%00.0%Unchanged
Signature Equity Partners, LLC6$7340.00%00.0%Unchanged
Silver Grove Financial Group, Inc.6$7340.00%+6New
Harbour Investments, Inc.5$6120.00%00.0%Unchanged
Clearstead Advisors, LLC4$4900.00%+4New
Davis Capital Management3$3670.00%+3New
LRI Investments, LLC3$3670.00%+3New
Abound Wealth Management2$2450.00%00.0%Unchanged
Hughes Financial Services, LLC2$2450.00%+2New
Bear Mountain Capital, Inc.2$2010.00%00.0%Unchanged
Dunhill Financial, LLC1$1420.00%00.0%Unchanged
DecisionPoint Financial, LLC1$1240.00%+1New
JPL Wealth Management, LLC1$1230.00%+1New
Raffa Wealth Management, LLC1$1220.00%−25−96.2%Reduced
Motco1$1220.00%+1New
Clear Street Markets LLC1$1220.00%+1New
Evolution Advisers, Inc.4$00.00%+4New
Navigoe, LLC3$00.00%+3New
Citadel Advisors LLC0$00.00%−292,866−100.0%Sold out
Penn Capital Management Co Inc0$00.00%−127,789−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−111,190−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−39,224−100.0%Sold out
Bouvel Investment Partners, LLC0$00.00%−32,751−100.0%Sold out
Freemont Management S.A.0$00.00%−31,700−100.0%Sold out
Castleark Management LLC0$00.00%−25,048−100.0%Sold out
Great Lakes Advisors, LLC0$00.00%−21,595−100.0%Sold out