Sean William Ostrower

Chief Financial Officer, Avalanche Treasury Corp.

Companies

Avalanche Treasury CorpChief financial officer Jun 11, 2026 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

Avalanche Treasury Corp AVAT283,860 shares²$326.4K at $1.15Sep 30, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

Sep 30, 2026Shares withheld for tax 15,541 shares at $1.90 of Avalanche Treasury Corp²
Sep 28, 2026Granted 299,401 shares of Avalanche Treasury Corp²

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARAvalanche Treasury Corp, Chief financial officer
2
SEC EDGARAvalanche Treasury Corp shares after the filing of Sep 30, 2026