Arcus Biosciences, Inc. (RCUS) Institutional Ownership & Insider Trading

230 institutions reported holding Arcus Biosciences, Inc. shares in 13F filings for the quarter ended 2026-06-30, according to EquiReason's reading of their SEC filings. 44 insider trades on Form 4 since 2025-10-01.

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

RCUSArcus Biosciences, Inc.Follow RCUS — free

Biotechnology · Healthcare

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Market cap: 2.4B
P/E TTM: —
Dividend yield: —
52-week: —
Next earnings: 10 Nov, in 17 days

Institutions · all 13F filers

quarter to 30 Jun 2026 · filers in both quarters

230 institutions held 96.3% of the shares. Across filers that reported both quarters, shares held changed +2.9%.

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	230	123	+2.9%	82	38	61	17
Mar 26	210	119	-2.8%	74	27	52	29
Dec 25	206	121	+19.6%	93	38	36	22
Sep 25	186	101	+0.9%	55	18	55	22
Jun 25	182	100	+2.6%	74	23	47	23
Mar 25	183	97	+17.9%	94	29	27	28
Dec 24	184	84	+0.5%	58	14	57	19
Sep 24	185	53	+3.4%	65	16	65	23

Arcus Biosciences, Inc. — questions

Who owns Arcus Biosciences, Inc. stock?: 230 institutions reported Arcus Biosciences, Inc. shares in 13F filings for the quarter ended 2026-06-30. The largest: GILEAD SCIENCES, INC. (24.7%), BlackRock, Inc. (12.9%), STATE STREET CORP (4.7%).
Are Arcus Biosciences, Inc. insiders buying or selling?: 44 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 Arcus Biosciences, Inc.'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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