Seagate Technology Holdings plc (STX) Institutional Ownership & Insider Trading

1,943 institutions reported holding Seagate Technology Holdings plc shares in 13F filings for the quarter ended 2026-06-30, according to EquiReason's reading of their SEC filings. 750 insider trades on Form 4 since 2025-10-01.

Source: SEC EDGAR filings · figures as of 2026-07-03 · read by EquiReason

STXSeagate Technology Holdings plcFollow STX — free

Computer Hardware · Technology

—

Price chart with a free account

Market cap: 142.9B
P/E TTM: 45.3
Dividend yield: 0.5%
52-week: —
Next earnings: 27 Oct, in 3 days

Institutions · all 13F filers

quarter to 30 Jun 2026 · filers in both quarters

1,943 institutions held 82.3% of the shares. Across filers that reported both quarters, shares held changed -3.7%.

Largest moves, shares (millions)

Institutional flow by quarter

net shares added or trimmed, millions · filers in both quarters

Quarter	Holders	Shares held, M	Change	Increased	New	Decreased	Closed
Jun 26	1,943	186	-3.8%	548	506	548	46
Mar 26	1,437	185	-1.2%	435	246	446	67
Dec 25	1,237	188	-9.6%	384	159	357	66
Sep 25	1,091	206	+4.2%	320	235	284	60
Jun 25	924	198	-0.5%	272	194	245	56
Mar 25	772	197	+3.6%	232	61	243	75
Dec 24	785	191	-8.7%	286	54	221	91
Sep 24	797	186	-3.3%	255	82	220	54

Seagate Technology Holdings plc — questions

Who owns Seagate Technology Holdings plc stock?: 1,943 institutions reported Seagate Technology Holdings plc shares in 13F filings for the quarter ended 2026-06-30. The largest: BlackRock, Inc. (6.7%), VANGUARD CAPITAL MANAGEMENT LLC (6.5%), STATE STREET CORP (4.4%).
Are Seagate Technology Holdings plc insiders buying or selling?: 750 insider trades on Form 4 since 2025-10-01; the full list, with dates, people and plan status, is on this page.

Every figure on this page comes from Seagate Technology Holdings plc's own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.

Important information. Figures on this page are taken from filings submitted to the U.S. Securities and Exchange Commission (SEC) and processed automatically by EquiReason. They may contain errors, omissions or delays, and EquiReason makes no representation or warranty as to their accuracy, completeness or timeliness. Always verify figures against the original filing on SEC EDGAR before relying on them.

This page is provided for general information and educational purposes only. It does not constitute investment, financial, legal or tax advice, and it is not a recommendation or an offer to buy, sell or hold any security. It does not take into account your objectives, financial situation or needs. Past performance does not guarantee future results; any reliance on this information is at your own risk. See our Disclaimer and Risk Disclosure.