Maria Gray Buys ALTO Shares Amid Active Insider Trading

Maria Gray, a notable insider at ALTO, purchased 23,605 shares of the company on June 23, 2026. This transaction was unplanned, and the specifics of the purchase price were not disclosed. This move comes amid a series of insider buys at ALTO, reflecting active trading by company insiders.

What Changed in Maria Gray's ALTO Position

Gray's recent purchase adds to her holdings in ALTO, joining other insiders who have also been buying shares. On the same day, insiders Nathan Gilbert, Tank Alan Robert, and Dianne Nury each bought 23,605 shares. These transactions suggest a coordinated confidence in ALTO's prospects.

Other Institutional Activity in ALTO

Several institutional investors have also been active in ALTO recently. Marshall Wace, LLP grew its holdings by 2,183,218 shares, ending with 3,337,356 shares worth about $16.15 million, marking a 189.2% increase. Vanguard Capital Management LLC opened a new position, acquiring 3,180,211 shares valued at approximately $15.39 million. Two Sigma Investments, LP boosted its stake by 1,167,286 shares to a total of 2,006,760 shares, valued at $9.71 million, representing a 139% increase. Millennium Management LLC increased its holdings by 1,546,477 shares, reaching a total of 1,915,990 shares worth $9.27 million, reflecting a 418.5% increase. Arrowstreet Capital, Limited Partnership also increased its position by 723,996 shares to 1,790,263 shares, valued at $8.66 million, a 67.9% increase.

Alto Ingredients, Inc. Stock Up 22.6%

Shares of ALTO traded near $4.99 on Friday. ALTO's stock has been of interest to investors, with recent insider and institutional buying activity. The company's stock performance and market movements have been closely watched by analysts and investors alike.

Insider Buying and Selling at Alto Ingredients, Inc.

In addition to Maria Gray's purchase, Nathan Gilbert bought 31,652 shares on June 23, 2026, while Tank Alan Robert and Dianne Nury each acquired 23,605 shares. These transactions were not conducted under a Rule 10b5-1 plan. Earlier, on May 13, 2026, Nathan Gilbert bought 5,000 shares at an average price of $4.45.

Analysts Set New Price Targets

On May 7, 2026, HC Wainwright & Co. maintained its 'buy' rating on ALTO with a price target of $10. This reflects continued analyst confidence in the company's future prospects. The consensus among analysts remains optimistic, with a general 'buy' recommendation and a target mean price higher than the current trading levels.

Bottom Line

Maria Gray's recent purchase of ALTO shares is part of a broader trend of insider buying, suggesting confidence in the company's future. Institutional investors have also been actively increasing their positions, indicating positive sentiment. Analysts maintaining a 'buy' rating with a $10 target further underscores this optimism. Investors should note that insider transactions are disclosed after the fact and may not reflect current positions.