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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, Q1 2026

Institutional positions in Seagate Technology Holdings plc as of Mar 31, 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
1,472
+209 vs. Q4 2025
Shares held
190.3M
+26.0M (+15.8%) vs. Q4 2025
Total value
$74.2B
+$29.0B (+64.1%) vs. Q4 2025
New holders
311
497 more added
Sold out
102
503 more reduced

17 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 1,472 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 heldQ1 2026: $74.2B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q4 2025.

Institutions holding STX in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BankPlus Trust Department47$18.4K0.00%00.0%Unchanged
Strive Financial Group ,LLC48$19.0K0.01%+48New
Sachetta, LLC49$19.2K0.01%+2+4.3%Added
Elequin Capital LP50$19.6K0.00%−275−84.6%Reduced
Costello Asset Management, INC50$19.6K0.01%00.0%Unchanged
Atwood & Palmer Inc55$21.5K0.00%+11+25.0%Added
Atlantic Union Bankshares Corp55$21.5K0.00%−5−8.3%Reduced
Community Financial Services Group, LLC51$21.6K0.00%+51New
Activest Wealth Management56$21.9K0.00%+45+409.1%Added
Align Financial, LLC57$22.3K0.01%−15,640−99.6%Reduced
Kilter Group LLC57$22.3K0.01%+7+14.0%Added
Colonial Trust Co58$22.7K0.00%−40−40.8%Reduced
Financial Consulate, Inc59$23.1K0.00%+36+156.5%Added
Smithfield Trust Co60$24.0K0.00%00.0%Unchanged
Sofos Investments, Inc.62$24.3K0.00%−14−18.4%Reduced
GHP Investment Advisors, Inc.66$25.9K0.00%00.0%Unchanged
Arlington Trust Co LLC68$26.6K0.00%+45+195.7%Added
Westfuller Advisors, LLC73$28.5K0.01%−4−5.2%Reduced
Prosperity Bancshares Inc75$29.4K0.02%+2+2.7%Added
REAP Financial Group, LLC76$29.8K0.01%00.0%Unchanged
Dogwood Wealth Management LLC76$29.8K0.01%+40+111.1%Added
RiverPark Advisors, LLC79$30.9K0.01%+79New
Center for Financial Planning, Inc.80$31.3K0.00%00.0%Unchanged
Annis Gardner Whiting Capital Advisors, LLC80$31.4K0.01%+15+23.1%Added
Front Row Advisors LLC80$31.4K0.01%−45−36.0%Reduced
Transamerica Financial Advisors, Inc.83$32.6K0.00%+49+144.1%Added
Boreal Capital Management LLC89$34.9K0.03%−189−68.0%Reduced
Keating Financial Advisory Services, Inc.91$35.6K0.01%−3,019−97.1%Reduced
WealthCollab, LLC93$36.4K0.02%+20+27.4%Added
Medallion Wealth Advisors, LLC94$36.8K0.01%+30+46.9%Added
DiNuzzo Private Wealth, Inc.97$38.0K0.00%00.0%Unchanged
Legacy Wealth Managment, LLC97$38.0K0.02%00.0%Unchanged
Ameriflex Group, Inc.98$38.4K0.02%00.0%Unchanged
Fortitude Family Office, LLC99$38.8K0.01%+49+98.0%Added
Catalyst Capital Advisors LLC99$38.8K0.00%+99New
Berbice Capital Management LLC100$39.2K0.03%00.0%Unchanged
Hughes Financial Services, LLC100$39.2K0.01%+91+1,011.1%Added
Hurley Capital, LLC100$39.2K0.02%+100New
HighMark Wealth Management LLC100$39.2K0.02%+100New
McMillan Office, Inc.100$39.2K0.01%+100New
Abound Wealth Management101$39.6K0.01%−7−6.5%Reduced
IMG Wealth Management, Inc.102$40.0K0.03%+34+50.0%Added
MCF Advisors LLC103$40.4K0.00%+47+83.9%Added
Carolina Wealth Advisors, LLC104$40.7K0.02%+71+215.2%Added
JPL Wealth Management, LLC104$40.7K0.01%+104New
Armstrong Advisory Group, Inc105$41.1K0.00%+5+5.0%Added
Wolff Wiese Magana LLC106$41.5K0.02%−100−48.5%Reduced
N.E.W. Advisory Services LLC106$41.5K0.00%00.0%Unchanged
Rosenberg Matthew Hamilton107$41.9K0.01%00.0%Unchanged
Bell Investment Advisors, Inc107$41.9K0.01%+2+1.9%Added
Manchester Capital Management LLC111$43.5K0.01%−174−61.1%Reduced
Salomon & Ludwin, LLC103$44.2K0.00%+11+12.0%Added
Bangor Savings Bank115$45.1K0.00%+15+15.0%Added
Atlantic Edge Private Wealth Management, LLC115$45.1K0.01%+55+91.7%Added
Stone House Investment Management, LLC118$46.2K0.01%00.0%Unchanged
Protective Life Corp122$47.8K0.16%+122New
Financial Perspectives, Inc123$48.1K0.01%00.0%Unchanged
North Star Investment Management Corp.123$48.2K0.00%+1+0.8%Added
Solstein Capital, LLC125$49.0K0.02%00.0%Unchanged
Estabrook Capital Management127$49.8K0.01%00.0%Unchanged
Wilkerson Advisory Group LLC133$52.1K0.02%+65+95.6%Added
Barnes Dennig Private Wealth Management LLC133$52.1K0.05%+133New
Twin Peaks Wealth Advisors, LLC134$52.5K0.01%+134New
Thurston, Springer, Miller, Herd & Titak, Inc.136$53.3K0.02%00.0%Unchanged
Wellington-Altus USA Inc.59$56.9K0.03%−19−24.4%Reduced
CFG Wealth Management Services, Inc.146$57.2K0.05%−62−29.8%Reduced
Quest 10 Wealth Builders, Inc.146$57.2K0.05%−50−25.5%Reduced
Birchwood Financial Partners, Inc.150$58.8K0.06%00.0%Unchanged
SJS Investment Consulting Inc.156$61.1K0.01%+5+3.3%Added
United Community Bank169$66.2K0.02%00.0%Unchanged
AlphaCentric Advisors LLC174$68.2K0.07%+174New
UMA Financial Services, Inc.179$70.1K0.01%−14−7.3%Reduced
Delta Asset Management LLC183$71.7K0.01%00.0%Unchanged
Harbor Asset Planning, Inc.187$73.3K0.06%00.0%Unchanged
First United Bank Trust190$74.4K0.02%+190New
Owl Creek Wealth Partners LLC192$75.2K0.03%+192New
Bruce G. Allen Investments, LLC197$77.2K0.05%−51−20.6%Reduced
Wall Street Financial Group, Inc.199$78.0K0.05%+199New
MTM Investment Management, LLC200$78.4K0.02%00.0%Unchanged
GoalVest Advisory LLC200$78.4K0.02%00.0%Unchanged
Zions Bancorporation, National Association201$78.7K0.01%−565−73.8%Reduced
Bryn Mawr Trust Co203$79.5K0.00%00.0%Unchanged
JFS Wealth Advisors, LLC207$81.1K0.00%+8+4.0%Added
Blue Bell Private Wealth Management, LLC209$81.9K0.01%00.0%Unchanged
Morton Brown Family Wealth, LLC211$82.7K0.02%00.0%Unchanged
Bank of Jackson Hole Trust214$83.8K0.04%+14+7.0%Added
Proffitt & Goodson Inc217$85.0K0.01%−308−58.7%Reduced
MBM Wealth Consultants, LLC219$85.8K0.02%+219New
Rossby Financial, LCC203$85.9K0.02%+5+2.5%Added
Bullock Wealth Management Group219$92.7K0.05%+219New
Cornerstone Planning Group LLC124$95.0K0.01%+3+2.5%Added
Vermillion Wealth Management, Inc.244$95.6K0.04%+17+7.5%Added
Spence Asset Management252$99.0K0.03%+252New
Contravisory Investment Management, Inc.257$100.7K0.02%−39−13.2%Reduced
West Branch Capital LLC257$100.7K0.03%00.0%Unchanged
Global Assets Advisory, LLC263$103.0K0.03%+263New
Main Street Group, LTD280$109.7K0.03%+280New
DT Investment Partners, LLC293$114.8K0.01%00.0%Unchanged
NBC Securities, Inc.296$116.0K0.01%+24+8.8%Added
Byrne Asset Management LLC308$120.7K0.07%+308New