Here are the Form 4 insider transactions from Avalanche Treasury Corporation (AVAT) in our archive over the last 12 months, 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 AVAT 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 AVAT filings page.
Avalanche Treasury Corp CEO Gerald Bartholomew Smith had 34,369 shares of Class A Common Stock withheld by the issuer on October 5, 2026, to satisfy tax withholding upon RSU vesting. The reported price was $1.88 per share, and his directly held balance after the transaction was 679,676 shares.
Avalanche Treasury Corp Chief Operating Officer Laine Mihalchick Moljo had 15,808 shares of Class A Common Stock withheld by the issuer on October 5, 2026, to satisfy tax withholding upon vesting of RSUs. The reported price was $1.88 per share, and direct holdings after the transaction were 165,623 shares.
Avalanche Treasury Corp Chief Executive Officer Gerald Bartholomew Smith received a grant of 750,000 restricted stock units on September 28, 2026. Each unit represents a contingent right to receive one share of Class A common stock, and 1/6 will vest on each of the first six six-month anniversaries of October 1, 2025. On September 30, 2026, the issuer withheld 35,956 shares at $1.90 per share to satisfy tax withholding upon RSU vesting.
Avalanche Treasury Corp Chief Operating Officer Laine Mihalchick Moljo received a grant of 200,000 restricted stock units on September 28, 2026. On September 30, 2026, 18,569 Class A common shares were withheld by the issuer for tax withholding upon RSU vesting, at $1.90 per share. Each RSU represents a contingent right to receive one Class A common share.
Avalanche Treasury Corp (AVAT) Chief Financial Officer Sean William Ostrower acquired 299,401 restricted stock units on September 28, 2026. Each RSU represents a contingent right to receive one Class A common share. On September 30, 2026, 15,541 Class A common shares were withheld by the issuer to satisfy tax withholding upon RSU vesting, at a reported price of $1.90 per share.
Avalanche Treasury Corp (AVAT) reported that director Robert M. Hadick, through Astral Horizon, L.P., had two indirect dispositions of Class A Common Stock. On September 11, 2026, Astral transferred 815,000 shares as a bona fide gift to unaffiliated entities and one individual for no consideration. On September 14, 2026, Astral disposed of 132,396 shares to Avalanche Treasury Corp under a Stock Repurchase Agreement at $0.9819 per share. Astral is managed by a board-governed general partner; Hadick disclaims beneficial ownership of Astral’s holdings except for any pecuniary interest. No Rule 10b5-1 trading plan is reported.
Avalanche Treasury Corp (AVAT) reported that director Gambale Virginia received two stock option awards on September 8, 2026. One grant covers 66,512 options with a $0.85 exercise price, vesting in three equal annual installments, and expiring on September 8, 2036. A second grant of 10,751 options at the same exercise price serves as the annual director award, vesting in full at the earlier of the first anniversary of the grant or the next annual stockholders’ meeting, in each case subject to continued service.
Avalanche Treasury Corp (AVAT) reported that director Paul Grinberg received two stock option awards on 2026-08-27. One initial grant covers 66,363 options with a $0.63 exercise price, expiring on 2036-08-27, vesting in three equal installments over the first three 12-month periods tied to the grant anniversary or the annual stockholders meeting, subject to continued service. A separate annual grant covers 26,908 options at the same $0.63 exercise price, also expiring on 2036-08-27, vesting in full on the earlier of the first anniversary of the grant date or the first annual stockholders meeting thereafter, subject to his continued service.
Avalanche Treasury Corp (AVAT) reported that director Robert M. Hadick, through indirect holdings "By Astral Horizon, L.P.", had an issuer disposition of 237,833 shares of Class A common stock on 2026-08-25 at $0.5466 per share. According to the disclosure, these shares were repurchased by Avalanche Treasury Corp to satisfy tax withholding related to the issuance of 2,000,000 post-closing shares to Astral Horizon, L.P. under a Business Combination Agreement. Following this transaction, the indirect position reported for Astral Horizon, L.P. was 3,762,167 shares, and Mr. Hadick disclaims beneficial ownership of Astral’s securities except to the extent of any pecuniary interest.
Avalanche Treasury Corp Chief Executive Officer Smith Gerald Bartholomew received a grant of stock options covering 2,700,000 shares of Class A common stock at an exercise price of $0.5400 per share. The options vest in three equal installments on January 12, 2027, 2028 and 2029, subject to continued employment, and expire on July 12, 2036.
Avalanche Treasury Corp granted Chief Operating Officer Moljo Laine Mihalchick a stock option award covering 1,100,000 shares of Class A common stock at an exercise price of $0.54 per share, expiring on July 12, 2036. The options vest in equal installments on January 12, 2027, 2028 and 2029, subject to continued employment, leaving her with 1,100,000 stock options held directly after the grant.