Bambusa Therapeutics, Inc. went public at $16.00 a share
It sold 10,555,555 shares and raised $168.9 million before costs.
Final prospectus (424B4) filed October 30, 2026
The terms
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Offered
10,555,555 shares
Checked
Source
“We are selling 10,555,555 shares of our common stock.”
A model read this, and code confirmed the quote appears in the filing. -
Price per share
$16.00
Checked
Source
“The initial public offering price is $16.00 per share.”
A model read this, and code confirmed the quote appears in the filing. -
Raised
$168,888,880before fees and costs
Checked
Source and check
Shares × price = 10,555,555 × $16.00 = $168,888,880. They match.
“Public offering price | $16.00 | $168,888,880”
A model read this, and code confirmed the quote appears in the filing. -
Bank fee
$11,822,222$1.12 a share, 7.0% of the raise
Checked
Source
“Underwriting discounts and commissions(1) | $1.12 | $11,822,222”
A model read this, and code confirmed the quote appears in the filing. -
Company receives first
$157,066,658before other costs
Checked
Source and check
Raised − bank fee = $168,888,880 − $11,822,222 = $157,066,658. They match.
“Proceeds, before expenses, to us | $14.88 | $157,066,658”
A model read this, and code confirmed the quote appears in the filing. -
Lead banks
BofA Securities, Evercore ISI, UBS Investment Bank, Cantor
From the prospectus
Source
“BofA Securities | Evercore ISI | UBS Investment Bank | Cantor”
A model read this, and code confirmed the quote appears in the filing. -
Trades as
BBTX on Nasdaq Global Select Market
From the prospectus
Source
“Our common stock has been approved for listing on the Nasdaq Global Select Market (“Nasdaq”) under the symbol “BBTX.””
A model read this, and code confirmed the quote appears in the filing. -
Extra for the banks
Up to 1,583,333 sharesan option the banks may use
From the prospectus
Source
“The underwriters may also exercise their option to purchase up to 1,583,333 additional shares from us, at the public offering price, less the underwriting discount, for 30 days after the date of this prospectus.”
A model read this, and code confirmed the quote appears in the filing. - Final prospectus filed October 30, 2026
Not investment advice.Open the filing on SEC.gov
Where the money goes first
The banks take their fee before the company sees the money.
Who owns the company after the IPO
From the prospectus 10,555,555 of 50,942,430 shares outstanding after the offering (20.7%).
Where Bambusa Therapeutics, Inc. sits among the last 12 months
Each bubble is one IPO. Bigger and higher means more money raised. The scale grows by ten times at each line.
New to these terms? How to read an IPO.