Anthropic and OpenAI's tokenization pre-IPO stocks plummeted.

CoinFeed reported on May 13 that Anthropic and OpenAI recently issued warnings that unapproved equity transfers, including transactions through SPVs, tokenized instruments, or forward contracts, may be invalid and not recognized by the companies, causing a sharp drop in related PreStock tokens on the Solana blockchain. Data shows that Anthropic PreStocks prices fell by approximately 38%, and OpenAI PreStocks by approximately 46%. Both companies emphasized that their common and preferred shares are subject to strict transfer restrictions, and transactions without board approval will not be recognized by shareholders. OpenAI further warned that such transactions may also violate U.S. securities laws, and the buyer may not obtain any actual economic benefits.