Every Form 4 that Alto Ingredients, Inc. (ALTO) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow ALTO and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full ALTO filings page.
Alto Ingredients, Inc. director Nathan E. Gilbert purchased additional common stock. On 2026-08-11, he bought 50,000 shares at a weighted average price of $4.15 per share, with individual trade prices ranging from $4.13 to $4.1599. Following this open-market purchase, he directly holds 856,393 common shares. In addition, there are 31,200 shares reported as held indirectly by spouse.
Nury Dianne S. reported acquisition or exercise transactions in this Form 4 filing.
Alto Ingredients, Inc. director Dianne S. Nury received a grant of 23,605 shares of common stock. The award was recorded at a price of $0.00 per share, reflecting a compensation-related stock grant rather than an open-market purchase. Following this grant, her direct ownership increased to 241,015 common shares.
Alto Ingredients, Inc. director Nathan E. Gilbert reported an equity award and updated his holdings of common stock. He received a grant of 31,652 shares of common stock at a price of $0.0000 per share, characterized as a grant, award, or other acquisition. Following this grant, his direct holdings increased to 806,393 shares of common stock. The filing also reports 31,200 shares of common stock held indirectly through his spouse, reflecting existing ownership rather than a new transaction.
Tank Alan Robert reported acquisition or exercise transactions in this Form 4 filing.
Alto Ingredients, Inc. director Alan Robert Tank reported receiving a grant of 23,605 shares of Common Stock. The award was recorded at a price of $0.00 per share, indicating it is a compensation-related grant rather than an open-market purchase. Following this non-derivative award, he directly holds 60,271 shares of Alto Ingredients common stock.
Alto Ingredients, Inc. director Maria G. Gray reported receiving a grant of 23,605 shares of Common Stock on June 23, 2026. The shares were acquired at a stated price of $0.0000 per share as a grant, award, or other acquisition rather than an open-market purchase. Following this equity award, Gray directly owns 179,229 shares of Alto Ingredients common stock.
Alto Ingredients executive Graham Auste M, the company’s CLO & Secretary, reported a bona fide charitable gift of 20,000 shares of Common Stock. The shares were donated to a donor advised fund at Vanguard Charitable, and he now directly holds 233,173 shares after the transfer.
Alto Ingredients director Nathan E. Gilbert reported open-market purchases of the company’s common stock. On May 12, he bought 20,000 shares at $4.61 per share, followed by another purchase of 5,000 shares at $4.45 per share on May 13. After these transactions, Gilbert directly holds 774,741 shares of Alto Ingredients common stock. The filing also shows an additional 31,200 shares held indirectly, listed as owned "by spouse." A footnote explains that the reported price for the May 13 purchase is a weighted average of multiple trades executed between $4.4965 and $4.775 per share.
Alto Ingredients, Inc. COO Todd E. Benton reported a routine share disposition related to taxes, not an open-market trade. On the vesting of restricted stock, 25,359 shares of common stock were withheld at $4.79 per share to cover withholding taxes. After this tax-withholding transaction, Benton directly holds 184,130 shares of Alto Ingredients common stock, indicating he maintains a substantial equity position in the company.
Alto Ingredients, Inc. Chief Financial Officer Robert R. Olander reported a Form 4 transaction involving company common stock. On this date, 41,072 shares were withheld upon vesting of restricted stock to cover withholding taxes, a non-market tax-withholding disposition. After this event, he directly held 253,086 common shares.
Alto Ingredients, Inc. Chief Commercial Officer James R. Sneed reported an automatic share disposition related to taxes, not an open-market trade. On April 1, 2026, 22,265 shares of common stock were withheld at $4.79 per share to cover tax obligations upon vesting of restricted stock. After this tax-withholding event, Sneed directly held 440,926 shares of Alto Ingredients common stock.
Alto Ingredients President & CEO Bryon T. McGregor reported a routine tax-related share disposition. On the vesting of restricted stock, 73,062 shares of common stock were withheld at $4.79 per share to cover withholding taxes. After this non‑market transaction, he directly owned 957,882 common shares.
Alto Ingredients, Inc. reported that its CLO & Secretary, Graham M. Auste, had 32,902 shares of common stock withheld on April 1, 2026 to cover taxes due at the vesting of restricted stock. The shares were valued at $4.79 per share for this tax-withholding transaction.
This was not an open-market sale but a tax-withholding disposition, where the company retains shares to satisfy withholding obligations. After this event, Auste directly holds 253,173 shares of Alto Ingredients common stock, indicating he continues to maintain a substantial equity position.
Benton Todd E reported acquisition or exercise transactions in this Form 4 filing.
Alto Ingredients COO Todd E. Benton received a grant of 35,730 shares of Common Stock on March 17, 2026. The award was recorded at a price of $0.00 per share, indicating it is a compensation-related grant rather than an open-market purchase. Following this grant, his direct ownership increased to 209,489 shares of Alto Ingredients common stock.
Sneed James R reported acquisition or exercise transactions in this Form 4 filing.
Alto Ingredients, Inc. reported that Chief Commercial Officer James R. Sneed received a grant of 30,794 shares of Common Stock on March 17, 2026. The shares were awarded at no purchase price, increasing his directly held stake to 463,191 shares. This appears to be a routine equity compensation award rather than an open-market trade.
Olander Robert R. reported acquisition or exercise transactions in this Form 4 filing.
Alto Ingredients, Inc. reported that Chief Financial Officer Robert R. Olander received a grant of 35,730 shares of Common Stock on 2026-03-17. The award was recorded at a price of $0.0000 per share, indicating a compensation-related stock grant rather than a market purchase. Following this grant, Olander directly holds 294,158 shares of Alto Ingredients common stock.
Alto Ingredients, Inc. reported that its CLO & Secretary, Graham Auste M, received a grant of 30,794 shares of common stock as a compensation award. The shares were acquired at no cash cost per share. Following this grant, he directly owns 286,075 common shares.
Alto Ingredients, Inc. President & CEO Bryon T. McGregor received a grant of 100,108 shares of Common Stock as a compensation-related award. The shares were acquired at a stated price of $0.00 per share and are held directly. Following this grant, McGregor directly owns 1,030,944 Common Stock shares.