Arm Holdings plc (ARM) Institutional Ownership & Insider Trading

952 institutions reported holding Arm Holdings plc shares in 13F filings for the quarter ended 2026-06-30, according to EquiReason's reading of their SEC filings. 41 insider trades on Form 4 since 2025-10-01.

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

ARMArm Holdings plcFollow ARM — free

Semiconductors · Technology

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Market cap: 224.6B
P/E TTM: 214.6
Dividend yield: —
52-week: —
Next earnings: 5 Nov, in 12 days

Institutions · all 13F filers

quarter to 30 Jun 2026 · filers in both quarters

952 institutions held 9.2% of the shares. Across filers that reported both quarters, shares held changed +8.6%.

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	952	98	+8.6%	259	280	243	70
Mar 26	737	88	+11.8%	215	162	190	64
Dec 25	638	78	+2.4%	212	67	175	99
Sep 25	642	75	-6.3%	217	78	161	82
Jun 25	653	80	+7.6%	191	115	180	71
Mar 25	614	74	+18.9%	234	86	163	89
Dec 24	619	63	+4.2%	221	68	148	72
Sep 24	596	59	-5.6%	254	103	128	60

Arm Holdings plc — questions

Who owns Arm Holdings plc stock?: 952 institutions reported Arm Holdings plc shares in 13F filings for the quarter ended 2026-06-30. The largest: Invesco Ltd. (1.2%), DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main (0.6%), Capital World Investors (0.4%).
Are Arm Holdings plc insiders buying or selling?: 41 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 Arm 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.

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