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Stocks / United States / STX / Holders

Seagate Technology Holdings plc 13F holders

Of the 44 funds followed here, 17 reported a position in Seagate Technology Holdings plc in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 8.2 million shares worth $7.87 billion, 0.3% of its reported book. New this quarter: Lone Pine Capital, Tiger Global Management, Whale Rock Capital Management, Ratan Capital.

FundSharesValueOf its bookChange on the quarterStatusQuarter endedFiling
FMR LLC8,153,134$7.87 billion0.3%-23,784trimmed30 June 202613F
Citadel Advisors5,166,795$4.99 billion0.6%+1,834,050added30 June 202613F
Geode Capital Management5,155,435$4.96 billion0.3%+94,607added30 June 202613F
Capital Research Global Investors4,326,781$4.18 billion0.6%-1,409,289trimmed30 June 202613F
Norges Bank3,095,723$2.99 billion0.3%held30 June 202613F
Millennium Management1,091,269$1.05 billion0.4%+427,190added30 June 202613F
Lone Pine Capital1,000,109$965.1 million5.9%+1,000,109new30 June 202613F
Point72 Asset Management885,614$854.6 million0.9%+192,636added30 June 202613F
Renaissance Technologies457,353$441.3 million0.6%+146,859added30 June 202613F
Two Sigma Investments377,716$364.5 million0.3%+230,991added30 June 202613F
Alyeska291,439$281.2 million0.7%+166,354added30 June 202613F
Tiger Global Management285,100$275.1 million1.1%+285,100new30 June 202613F
Bridgewater Associates199,822$192.8 million0.8%-129,295trimmed30 June 202613F
Whale Rock Capital Management148,543$143.3 million1.2%+148,543new30 June 202613F
Duquesne Family Office122,000$117.7 million2.3%+71,300added30 June 202613F
Ratan Capital3,750$3.6 million1.2%+3,750new30 June 202613F
Baillie Gifford40$38,6000.0%+40new30 June 202613F

Value is what the fund reported. Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.

Schedule 13D and 13G filed on the name, last twelve months

FiledScheduleWhoHoldingOf the classEvent dateRule or purposeFiling
5 August 202613G/ASanders Capital, LLC and 3 others3.5 million1.6%30 June 2026passive, institutional (13d-1(b))EDGAR
31 July 202613G/AVanguard Portfolio Management and 1 other8.0 million3.6%30 June 2026passive, institutional (13d-1(b))EDGAR
30 April 202613GVanguard Capital Management and 1 other16.3 million7.5%31 March 2026passive, institutional (13d-1(b))EDGAR
29 April 202613GVanguard Portfolio Management and 1 other11.1 million5.1%31 March 2026passive, institutional (13d-1(b))EDGAR
16 April 202613G/ASanders Capital, LLC and 3 others13.0 million6.0%31 March 2026passive, institutional (13d-1(b))EDGAR
27 March 202613G/AThe Vanguard Group and 1 other00.0%13 March 2026passive, institutional (13d-1(b))EDGAR
4 November 202513G/AJpmorgan Chase & Co. and 1 other8.7 million4.0%31 October 2025passive, institutional (13d-1(b))EDGAR
31 October 202513G/AJpmorgan Chase & Co. and 1 other12.0 million5.6%30 September 2025passive, institutional (13d-1(b))EDGAR

A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder. Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.

Fails to deliver

Settlement dateShares failedPriceFile
31 August 202684$829.76SEC
26 August 2026140$821.67SEC
17 August 2026507$973.44SEC
12 August 2026860$820.52SEC
11 August 20261,826$800.99SEC
7 August 2026227$852.95SEC
3 August 2026253$856.13SEC
29 July 20261$747.30SEC
20 July 20262,038$787.66SEC
17 July 2026116$745.49SEC
16 July 202656$828.30SEC

Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period. Largest in the window: 2,038 on 20 July 2026. A fail is an operational fact about settlement, not a position.

Source

Each fund's 13F-HR on EDGAR, linked per row; positions matched to STX by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.

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