Alto Ingredients, Inc. (ALTO) Institutional Ownership & Insider Trading

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

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

ALTOAlto Ingredients, Inc.Follow ALTO — free

Chemicals · Basic Materials

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Market cap: 280.0M
P/E TTM: 5.3
Dividend yield: —
52-week: —
Next earnings: 9 Nov, in 16 days

Institutions · all 13F filers

quarter to 30 Jun 2026 · filers in both quarters

133 institutions held 46.3% of the shares. Across filers that reported both quarters, shares held changed +10.8%.

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	133	36	+10.8%	39	50	25	24
Mar 26	102	32	+57.2%	42	23	17	10
Dec 25	86	22	+40.0%	19	33	17	7
Sep 25	62	16	-7.4%	18	5	18	5
Jun 25	62	17	-11.8%	14	6	23	8
Mar 25	65	19	-11.2%	11	7	25	16
Dec 24	76	22	-7.4%	20	9	19	11
Sep 24	77	23	-13.6%	25	8	12	11

Alto Ingredients, Inc. — questions

Who owns Alto Ingredients, Inc. stock?: 133 institutions reported Alto Ingredients, Inc. shares in 13F filings for the quarter ended 2026-06-30. The largest: BlackRock, Inc. (7.1%), VANGUARD CAPITAL MANAGEMENT LLC (4.1%), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (2.9%).
Are Alto Ingredients, Inc. insiders buying or selling?: 4 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 Alto Ingredients, 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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