Psychiatry Drugmaker Seaport Seeks $212.4 Million in US IPO (1)

April 27, 2026, 6:22 PM UTC

Seaport Therapeutics Inc., a clinical-stage biotechnology company focused on antidepressants and anxiety drugs, is seeking to raise $212.4 million in a US initial public offering.

The Boston-based company plans to market 11.8 million shares for $16 to $18 each, according to its filing Monday with the US Securities and Exchange Commission. At the top of that range, the biotech would have a market value of $912 million based on the outstanding shares listed in its filing.

The biotech’s offering is expected to price April 30, according to a marketing presentation.

Seaport expects to release second phase trial results for ...

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