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Seagate Technology Holdings plc

STX
Exchange
Nasdaq
Industry
Computer Storage Devices
SEC CIK
0001137789

In the last 90 days, Seagate Technology Holdings plc insiders filed 0 open-market purchases and 32 sales; 1,973 institutions reported holding it in 13F filings for Q2 2026, worth $181.1B in total; 5 superinvestors hold it, including Lone Pine Capital and Tiger Global Management.

13F holders, Q2 2025

Institutional positions in Seagate Technology Holdings plc as of Jun 30, 2025. 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
956
+165 vs. Q1 2025
Shares held
199.2M
+12.5K (0.0%) vs. Q1 2025
Total value
$28.8B
+$11.9B (+70.1%) vs. Q1 2025
New holders
240
311 more added
Sold out
75
274 more reduced

10 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting STX 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 2025: 956 institutions
Q1 2021: 678 institutionsQ2 2021: 679 institutionsQ3 2021: 694 institutionsQ4 2021: 794 institutionsQ1 2022: 703 institutionsQ2 2022: 714 institutionsQ3 2022: 666 institutionsQ4 2022: 643 institutionsQ1 2023: 673 institutionsQ2 2023: 660 institutionsQ3 2023: 657 institutionsQ4 2023: 730 institutionsQ1 2024: 768 institutionsQ2 2024: 799 institutionsQ3 2024: 821 institutionsQ4 2024: 806 institutionsQ1 2025: 801 institutionsQ2 2025: 956 institutionsQ3 2025: 1,126 institutionsQ4 2025: 1,280 institutionsQ1 2026: 1,472 institutionsQ2 2026: 1,973 institutions
Value heldQ2 2025: $28.8B
Q1 2021: $15.5BQ2 2021: $16.2BQ3 2021: $15.2BQ4 2021: $20.4BQ1 2022: $15.4BQ2 2022: $12.5BQ3 2022: $9.29BQ4 2022: $9.40BQ1 2023: $12.1BQ2 2023: $11.0BQ3 2023: $12.3BQ4 2023: $16.2BQ1 2024: $17.2BQ2 2024: $19.3BQ3 2024: $20.4BQ4 2024: $16.6BQ1 2025: $16.9BQ2 2025: $28.8BQ3 2025: $45.8BQ4 2025: $53.5BQ1 2026: $74.2BQ2 2026: $181.1B
Institutions holding STX and their total value by quarter
QuarterHoldersValue
Q2 20261,973$181.1B
Q1 20261,472$74.2B
Q4 20251,280$53.5B
Q3 20251,126$45.8B
Q2 2025956$28.8B
Q1 2025801$16.9B
Q4 2024806$16.6B
Q3 2024821$20.4B
Q2 2024799$19.3B
Q1 2024768$17.2B
Q4 2023730$16.2B
Q3 2023657$12.3B
Q2 2023660$11.0B
Q1 2023673$12.1B
Q4 2022643$9.40B
Q3 2022666$9.29B
Q2 2022714$12.5B
Q1 2022703$15.4B
Q4 2021794$20.4B
Q3 2021694$15.2B
Q2 2021679$16.2B
Q1 2021678$15.5B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q1 2025.

Institutions holding STX in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Atlantic Union Bankshares Corp57$8.23K0.00%+57New
Mark Sheptoff Financial Planning, LLC100$7.98K0.00%00.0%Unchanged
Sierra Ocean, LLC53$7.65K0.01%00.0%Unchanged
Kilter Group LLC51$7.36K0.00%+51New
Trust Co of Vermont50$7.22K0.00%00.0%Unchanged
Whipplewood Advisors, LLC50$7.22K0.00%−109−68.6%Reduced
Smithfield Trust Co50$7.00K0.00%−45−47.4%Reduced
Capital Analysts, LLC51$7.00K0.00%00.0%Unchanged
Annis Gardner Whiting Capital Advisors, LLC47$6.78K0.00%+47New
Sachetta, LLC47$6.78K0.00%+47New
Marshall & Sterling Wealth Advisors Inc.46$6.64K0.00%+46New
Howard Hughes Medical Institute45$6.50K0.00%+45New
Atwood & Palmer Inc44$6.35K0.00%00.0%Unchanged
Fortitude Family Office, LLC44$6.35K0.00%+44New
Capital Advisors, Ltd. LLC40$6.00K0.00%+4+11.1%Added
Winch Advisory Services, LLC40$5.82K0.00%00.0%Unchanged
Kestra Investment Management, LLC68$5.78K0.00%00.0%Unchanged
Crewe Advisors LLC40$5.77K0.00%−130−76.5%Reduced
Park Square Financial Group, LLC40$5.77K0.00%00.0%Unchanged
Tidemark, LLC37$5.34K0.00%00.0%Unchanged
True Wealth Design, LLC35$5.05K0.00%+9+34.6%Added
Thurston, Springer, Miller, Herd & Titak, Inc.31$4.47K0.00%00.0%Unchanged
First Pacific Financial30$4.33K0.00%00.0%Unchanged
Mowery & Schoenfeld Wealth Management, LLC30$4.33K0.01%00.0%Unchanged
Bellwether Advisors, LLC29$4.19K0.00%+29New
Logan Capital Management Inc25$3.67K0.00%00.0%Unchanged
Dogwood Wealth Management LLC20$2.89K0.00%+20New
Key Financial Inc19$2.74K0.00%+19New
Dunhill Financial, LLC18$2.64K0.00%−56−75.7%Reduced
Golden State Wealth Management, LLC18$2.60K0.00%−20−52.6%Reduced
SJS Investment Consulting Inc.16$2.31K0.00%−15−48.4%Reduced
Parkworth Wealth Management, Inc.16$2.31K0.00%+11+220.0%Added
Avion Wealth18$2.00K0.00%−13−41.9%Reduced
Cornerstone Planning Group LLC13$1.97K0.00%+5+62.5%Added
Hughes Financial Services, LLC13$1.92K0.00%+1+8.3%Added
Rialto Wealth Management, LLC13$1.88K0.00%+6+85.7%Added
Binnacle Investments Inc13$1.88K0.00%00.0%Unchanged
Horizon Financial Services, LLC12$1.73K0.00%00.0%Unchanged
Trifecta Capital Advisors, LLC12$1.73K0.00%+12New
CBIZ Investment Advisory Services, LLC11$1.59K0.00%+11New
Valued Wealth Advisors LLC10$1.45K0.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC8$1.16K0.00%+5+166.7%Added
Aspect Partners, LLC8$1.16K0.00%00.0%Unchanged
Mascoma Wealth Management LLC7$1.01K0.00%00.0%Unchanged
Bare Financial Services, Inc6$8660.00%00.0%Unchanged
Blume Capital Management, Inc.4$5780.00%+4New
HFM Investment Advisors, LLC4$5770.00%+1+33.3%Added
ORG Partners LLC3$4350.00%+3New
Principia Wealth Advisory, LLC3$4330.00%−58−95.1%Reduced
WestEnd Advisors, LLC3$4330.00%00.0%Unchanged
American Capital Advisory, LLC3$4330.00%+1+50.0%Added
Tortoise Investment Management, LLC2$2890.00%+2New
Cape Investment Advisory, Inc.2$2890.00%+2New
LGT Financial Advisors LLC2$2890.00%+2New
Silicon Valley Capital Partners2$2560.00%00.0%Unchanged
Atticus Wealth Management, LLC1$1450.00%00.0%Unchanged
Activest Wealth Management0$00.00%−10−100.0%Sold out
Sora Investors LLC0$00.00%−374,029−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−266,062−100.0%Sold out
Polar Asset Management Partners Inc.0$00.00%−144,704−100.0%Sold out
Corebridge Financial, Inc.0$00.00%−83,610−100.0%Sold out
Marshall Wace, LLP0$00.00%−83,461−100.0%Sold out
Meridiem Capital Partners LP0$00.00%−73,642−100.0%Sold out
Melqart Asset Management (UK) Ltd0$00.00%−66,899−100.0%Sold out
Oddo BHF Asset Management SAS0$00.00%−61,706−100.0%Sold out
Cobalt Capital Management, Inc.0$00.00%−60,000−100.0%Sold out
Nishkama Capital, LLC0$00.00%−55,967−100.0%Sold out
Mubadala Investment Co PJSC0$00.00%−43,670−100.0%Sold out
XTX Topco Ltd0$00.00%−36,513−100.0%Sold out
Groupe la Francaise0$00.00%−34,983−100.0%Sold out
Moore Capital Management, LP0$00.00%−35,000−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−34,100−100.0%Sold out
Tealwood Asset Management Inc0$00.00%−28,760−100.0%Sold out
Weiss Asset Management LP0$00.00%−27,168−100.0%Sold out
Concentric Capital Strategies, LP0$00.00%−25,931−100.0%Sold out
Portman Square Capital LLP0$00.00%−19,367−100.0%Sold out
Diligent Investors, LLC0$00.00%−18,250−100.0%Sold out
Boston Family Office LLC0$00.00%−17,000−100.0%Sold out
Jefferies Financial Group Inc.0$00.00%−16,415−100.0%Sold out
John G Ullman & Associates Inc0$00.00%−15,888−100.0%Sold out
SWP Investment Management LLC0$00.00%−15,040−100.0%Sold out
Caption Management, LLC0$00.00%−14,220−100.0%Sold out
Royal Fund Management, LLC0$00.00%−14,100−100.0%Sold out
PEAK6 LLC0$00.00%−14,030−100.0%Sold out
Steel Peak Wealth Management LLC0$00.00%−13,381−100.0%Sold out
Nebula Research & Development LLC0$00.00%−12,146−100.0%Sold out
Credit Industriel Et Commercial0$00.00%−12,086−100.0%Sold out
Shaker Investments LLC0$00.00%−11,611−100.0%Sold out
Mirabella Financial Services LLP0$00.00%−11,311−100.0%Sold out
U.S. Capital Wealth Advisors, LLC0$00.00%−10,818−100.0%Sold out
Versor Investments LP0$00.00%−7,442−100.0%Sold out
Marex Group plc0$00.00%−6,791−100.0%Sold out
Maverick Capital LtdSuperinvestorMaverick Capital0$00.00%−5,713−100.0%Sold out
United Services Automobile Association0$00.00%−4,536−100.0%Sold out
Sanders Morris Harris LLC0$00.00%−4,000−100.0%Sold out
Centennial Wealth Advisory LLC0$00.00%−3,753−100.0%Sold out
CSS LLC0$00.00%−3,722−100.0%Sold out
Capstone Investment Advisors, LLC0$00.00%−3,245−100.0%Sold out
Mystic Asset Management, Inc.0$00.00%−3,200−100.0%Sold out
Jacobs Levy Equity Management, Inc0$00.00%−3,112−100.0%Sold out