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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; 393 institutions reported holding it in 13F filings for Q2 2026, worth $8.02B in total; no superinvestor holds it.

13F holders, Q3 2023

Institutional positions in Mercury Systems Inc as of Sep 30, 2023. 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
217
−17 vs. Q2 2023
Shares held
59.8M
+7.96M (+15.4%) vs. Q2 2023
Total value
$2.22B
+$424.2M (+23.7%) vs. Q2 2023
New holders
34
95 more added
Sold out
51
63 more reduced

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 holdersQ3 2023: 217 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: 393 institutions
Value heldQ3 2023: $2.22B
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: $8.02B
Institutions holding MRCY and their total value by quarter
QuarterHoldersValue
Q2 2026393$8.02B
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, Q3 2023

Shares, value and share of portfolio for each institution holding Mercury Systems Inc; share changes are against Q2 2023.

Institutions holding MRCY in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Needham Investment Management LLC25,000$927.3K0.16%+5,000+25.0%Added
Deutsche Bank AG25,201$934.7K0.00%+22,886+988.6%Added
Yousif Capital Management, LLC25,412$942.5K0.01%−3,077−10.8%Reduced
Bank of Montreal23,528$954.5K0.00%+9,181+64.0%Added
Moody National Bank Trust Division26,097$967.9K0.06%+13,375+105.1%Added
Louisiana State Employees Retirement System26,100$968.0K0.02%+9,100+53.5%Added
Envestnet Asset Management Inc26,179$971.0K0.00%+5,070+24.0%Added
Daiwa Securities Group Inc.27,554$1.02M0.01%+8,646+45.7%Added
SG Americas Securities, LLC28,857$1.07M0.01%−12,783−30.7%Reduced
JPMorgan Chase & Co29,048$1.08M0.00%−103,543−78.1%Reduced
Element Capital Management LLC30,442$1.13M0.10%−4,173−12.1%Reduced
Price T Rowe Associates Inc30,675$1.14M0.00%−158,562−83.8%Reduced
State of Alaska, Department of Revenue31,883$1.18M0.01%+24,667+341.8%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys34,235$1.27M0.01%+6,107+21.7%Added
Zions Bancorporation, N.A.34,622$1.28M0.11%+8,608+33.1%Added
Camelot Portfolios, LLC35,472$1.32M1.26%+28,538+411.6%Added
Illinois Municipal Retirement Fund35,563$1.32M0.02%+35,563New
Natixis Advisors, L.P.36,692$1.36M0.00%+17,634+92.5%Added
Two Sigma Advisers, LP36,700$1.36M0.00%+36,700New
LPL Financial LLC38,533$1.40M0.00%+9,984+35.0%Added
Ironwood Investment Management LLC38,523$1.43M0.87%+140+0.4%Added
Oppenheimer & Co Inc40,099$1.49M0.03%−1,318−3.2%Reduced
Algert Global LLC40,328$1.50M0.07%−115,942−74.2%Reduced
Holocene Advisors, LP40,766$1.51M0.01%+40,766New
Susquehanna International Group, LLP42,618$1.58M0.00%−77,336−64.5%Reduced
New York State Common Retirement Fund42,793$1.59M0.00%−3,607−7.8%Reduced
M&T Bank Corp43,009$1.60M0.01%+7,996+22.8%Added
Texas Permanent School Fund43,491$1.61M0.02%−7,745−15.1%Reduced
Davidson Kempner Capital Management LP45,208$1.68M0.03%−163,776−78.4%Reduced
Great West Life Assurance Co45,311$1.68M0.00%+14,064+45.0%Added
Wellington Management Group LLP45,652$1.69M0.00%−2,214,914−98.0%Reduced
Thrivent Financial for Lutherans46,844$1.74M0.00%+31,825+211.9%Added
Quadrature Capital Ltd47,079$1.75M0.04%−11,194−19.2%Reduced
State Board of Administration of Florida Retirement System51,345$1.90M0.00%+70+0.1%Added
Quantbot Technologies LP53,424$1.98M0.13%+8,878+19.9%Added
Jane Street Group, LLC55,628$2.06M0.00%−1,083−1.9%Reduced
Barclays PLC56,391$2.09M0.00%−11,371−16.8%Reduced
California State Teachers Retirement System57,344$2.13M0.00%−5,311−8.5%Reduced
Prudential Financial Inc58,881$2.18M0.00%+58,881New
UBS Asset Management Americas Inc59,034$2.19M0.00%+1,904+3.3%Added
New York State Teachers Retirement System61,611$2.29M0.01%+3,887+6.7%Added
Bullseye Asset Management LLC62,841$2.33M1.30%00.0%Unchanged
State of New Jersey Common Pension Fund D63,075$2.34M0.01%+4,050+6.9%Added
Public Sector Pension Investment Board63,234$2.35M0.02%+63,234New
Citigroup Inc65,281$2.42M0.00%+26,983+70.5%Added
B. Metzler seel. Sohn & Co. AG66,949$2.48M0.04%−23,953−26.4%Reduced
HRT Financial LP67,271$2.50M0.02%+67,271New
Russell Investments Group, Ltd.70,477$2.61M0.01%−7,756−9.9%Reduced
Public Employees Retirement System of Ohio72,306$2.68M0.01%+13,614+23.2%Added
Jump Financial, LLC73,726$2.73M0.10%+15,134+25.8%Added
California Public Employees Retirement System78,648$2.92M0.00%−8,947−10.2%Reduced
Mutual of America Capital Management LLC79,444$2.95M0.04%−36,607−31.5%Reduced
Redwood Investment Management, LLC86,698$3.22M0.28%+86,698New
State of Wisconsin Investment Board88,400$3.28M0.01%+4,209+5.0%Added
Adage Capital Partners GP, L.L.C.95,383$3.54M0.01%+65,383+217.9%Added
Millennium Management LLC96,069$3.56M0.00%+53,165+123.9%Added
Credit Suisse AG96,746$3.59M0.00%−11,745−10.8%Reduced
EVR Research LP100,000$3.71M0.98%+100,000New
D. E. Shaw & Co., Inc.100,175$3.72M0.01%−23,871−19.2%Reduced
Goldman Sachs Group Inc106,601$3.95M0.00%+988+0.9%Added
Bank of America Corp108,846$4.04M0.00%+65,203+149.4%Added
Swiss National Bank115,100$4.27M0.00%+1,300+1.1%Added
Raymond James & Associates115,989$4.30M0.00%+657+0.6%Added
Tudor Investment Corp Et Al117,217$4.35M0.06%+60,924+108.2%Added
King Luther Capital Management Corp129,187$4.79M0.02%+25,743+24.9%Added
Blair William & Co130,607$4.84M0.02%−16,784−11.4%Reduced
Rhumbline Advisers136,898$5.08M0.01%−37,000−21.3%Reduced
Legal & General Group Plc156,199$5.79M0.00%+60,689+63.5%Added
Fred Alger Management, LLC157,880$5.86M0.03%−370.0%Reduced
SEI Investments Co163,397$6.06M0.01%+22,599+16.1%Added
Guggenheim Capital LLC164,054$6.08M0.05%+50,615+44.6%Added
13D Management LLC199,269$7.39M4.60%+199,269New
Royce & Associates LP200,818$7.45M0.08%+58,518+41.1%Added
Comerica Bank204,811$7.60M0.04%+198,708+3,255.9%Added
Kennedy Capital Management, Inc.212,970$7.90M0.19%−53,493−20.1%Reduced
Crestline Management, LP258,545$9.59M1.15%−82,750−24.2%Reduced
Healthcare of Ontario Pension Plan Trust Fund260,500$9.66M0.04%+138,931+114.3%Added
Cambiar Investors LLC271,880$10.1M0.43%+17,890+7.0%Added
Principal Financial Group Inc272,185$10.1M0.01%+54,325+24.9%Added
Two Sigma Investments, LP272,855$10.1M0.03%+272,855New
Marshall Wace, LLP273,572$10.1M0.02%+148,305+118.4%Added
Mesirow Institutional Investment Management, Inc.277,357$10.3M1.04%+277,357New
Staley Capital Advisers Inc288,070$10.7M0.59%+188,070+188.1%Added
Clearline Capital LP289,479$10.7M1.06%−154,056−34.7%Reduced
Schonfeld Strategic Advisors LLC292,107$10.8M0.10%+288,752+8,606.6%Added
Northern Trust Corp314,082$11.6M0.00%−145,079−31.6%Reduced
Morgan Stanley342,511$12.7M0.00%+145,095+73.5%Added
Citadel Advisors LLC347,804$12.9M0.01%−174,104−33.4%Reduced
Nuveen Asset Management, LLC367,936$13.6M0.00%+1,871+0.5%Added
Charles Schwab Investment Management Inc410,385$15.2M0.00%−906−0.2%Reduced
FMR LLC411,803$15.3M0.00%−4,319−1.0%Reduced
Ameriprise Financial Inc424,906$15.8M0.01%+163,330+62.4%Added
WCM Investment Management, LLC435,821$16.1M0.05%+152,712+53.9%Added
Invesco Ltd.453,859$16.8M0.00%+39,462+9.5%Added
Norges Bank466,570$17.3M0.00%+3,200+0.7%Added
American Century Companies Inc492,779$18.3M0.01%+17,522+3.7%Added
Aristotle Capital Boston, LLC528,066$19.6M0.63%+35,744+7.3%Added
Neuberger Berman Group LLC591,397$21.9M0.02%+10,968+1.9%Added
Ranger Investment Management, L.P.653,108$24.2M1.61%−24,100−3.6%Reduced
Bank of New York Mellon Corp784,854$29.1M0.01%−1,255−0.2%Reduced