BlossomHill Therapeutics IPO: offering terms from its S-1

BlossomHill Therapeutics priced its IPO at $16 a share on 7 Aug 2026 and raised $150 million. Its shares trade on Nasdaq as BLSM.

Headlines

Net loss, 2025
$61M
IPO price
$16
$150M raised

BlossomHill Therapeutics IPO terms

From the final prospectus (424B4).

Exchange
Nasdaq Global Select Market
Ticker
BLSM
IPO price
$16
Shares offered
9,375,000
Raised
$150M
Registered
$153M, the amount the filing fee is paid on
Underwriters
J.P. Morgan, Leerink Partners, Guggenheim Securities, LifeSci Capital and H.C. Wainwright & Co.
First filed
17 Jul 2026

BlossomHill Therapeutics revenue and profit

PeriodRevenueOperating incomeNet income
2025--$64M-$61M
First quarter of 2026--$22M-$21M

BlossomHill Therapeutics share structure and company facts

Employees
63
Headquarters
San Diego, California

BlossomHill Therapeutics shares since the IPO

Latest close 26 Oct 2026

IPO price
$16
Priced 7 Aug 2026
First close
$16.00
0% on the IPO price
Latest close
$16.39
+2% on the IPO price

BlossomHill Therapeutics' IPO filings

The registration statement, each amendment and the final prospectus, oldest first.

FiledFormWhat it is
17 Jul 2026S-1Registration statement
3 Aug 2026S-1/AAmendment
7 Aug 2026424B4Final prospectus (priced)

About the data

  • Terms and financials are read from BlossomHill Therapeutics' newest prospectus (424B4 filed 7 Aug 2026) by a Kadoa workflow. Check figures that matter against the filing.
  • Registered is the amount the filing fee is paid on, often a placeholder before the price range is set.
  • Raised is the IPO price times the shares sold, without the underwriters' option. Trading compares the first and latest close with the IPO price.

All companies that have filed to go public