Alto Ingredients, Inc. (ALTO) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

73,100,000Shares Outstanding

381,721Shares held by institutions

$969,571Value of institutional holdings

30.80%Institutional ownership %

51.90%Shares Changed QoQ

86No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Alto Ingredients, Inc. (NASDAQ:ALTO) is held by 86 institutional firms.

The collective stake of institutional investors in Alto Ingredients moved to 30.8% in December 2025, a shift up from the 21.6% reported for September 2025.
In percentage terms, this reflects as a holdings change of 51.90% quarter on quarter, and an increase of 11.69% year over year.
A review of institutional activity for Alto Ingredients shows 56 of 86 filers increasing their positions, while 17 reduced their stake, and 13 remained unchanged.
The aggregate institutional position in Alto Ingredients now stands at 22.52Mn shares as of December 2025, after investors increased their holdings (up by 7.69Mn shares quarter on quarter which is up 719.60K shares year over year).
As of December 31, 2025, VANGUARD GROUP INC held Alto Ingredients's largest shareholding position with over 3.59Mn shares, representing 4.91% of total outstanding shares.
Among the most significant buyers of Alto Ingredients during December 2025 were MARSHALL WACE, LLP (1.15Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (1.07Mn), SUSQUEHANNA INTERNATIONAL GROUP, LLP (1.01Mn), TWO SIGMA INVESTMENTS, LP (803.09K), JANE STREET GROUP, LLC (774.00K).
Leading sellers of Alto Ingredients stock in December 2025 included GSA CAPITAL PARTNERS LLP (419.74K), DIMENSIONAL FUND ADVISORS LP (412.16K), RENAISSANCE TECHNOLOGIES LLC (369.52K), CITADEL ADVISORS LLC (238.06K), CREATIVE FINANCIAL DESIGNS INC /ADV (202.89K).
The top 10 institutional holders of Alto Ingredients for the quarter ending December 2025 included VANGUARD GROUP INC (3.59Mn), RENAISSANCE TECHNOLOGIES LLC (1.52Mn), Peapod Lane Capital LLC (1.24Mn), BlackRock, Inc. (1.18Mn), MARSHALL WACE, LLP (1.15Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (1.07Mn), SUSQUEHANNA INTERNATIONAL GROUP, LLP (1.05Mn), JANE STREET GROUP, LLC (980.53K), GEODE CAPITAL MANAGEMENT, LLC (868.80K), TWO SIGMA INVESTMENTS, LP (839.47K).

86 Institutional Holders

381,721 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	3,588,912	102,800	2.95%	$10,336,067.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	1,524,000	-369,521	-19.52%	$4,389,120.00
Peapod Lane Capital LLC	31 Dec, 2025	1,244,198	9,074	0.73%	$3,583,290.00
BlackRock, Inc.	31 Dec, 2025	1,178,763	-23,844	-1.98%	$3,394,838.00
MARSHALL WACE, LLP	31 Dec, 2025	1,154,138	1,154,138	0.00%	$3,323,916.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	31 Dec, 2025	1,066,267	1,066,267	0.00%	$3,070,849.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP	31 Dec, 2025	1,051,630	1,014,795	2,754.97%	$3,028,694.00
JANE STREET GROUP, LLC	31 Dec, 2025	980,530	773,997	374.76%	$2,823,926.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	868,804	-51,107	-5.56%	$2,503,756.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	839,474	803,088	2,207.13%	$2,417,685.00
CREATIVE FINANCIAL DESIGNS INC /ADV	31 Dec, 2025	797,397	-202,887	-20.28%	$2,296,503.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	715,180	449,697	169.39%	$2,059,718.00
TWO SIGMA ADVISERS, LP	31 Dec, 2025	523,193	423,600	425.33%	$1,506,796.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	450,927	-71,739	-13.73%	$1,298,670.00
Qube Research & Technologies Ltd	31 Dec, 2025	434,598	130,376	42.86%	$1,251,642.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	377,435	-412,161	-52.20%	$1,087,161.00
Empowered Funds, LLC	31 Dec, 2025	373,927	35,761	10.57%	$1,076,910.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	369,513	357,467	2,967.52%	$1,064,197.00
STATE STREET CORP	31 Dec, 2025	359,147	73,400	25.69%	$1,034,343.00
Private Advisor Group, LLC	31 Dec, 2025	357,291	357,291	0.00%	$1,028,998.00

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