Company: LBRX
Filing Date: 2025-09-08
Form Type: S-1/A
Source: 0001193125-25-197877
Chunk: 329

Company: LB PHARMACEUTICALS INC
Filing Date: 2025-09-08
Form: S-1/A
Chunk 329
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,815 shares of our common stock in connection with the completion of the offering (including 382,467 additional shares of common stock issuable upon conversion of our Series C convertible preferred
stock due to anti-dilution adjustments, based on an assumed initial public offering price of $15.00 per share, which is the midpoint of the estimated offering price range set forth on the cover page of this prospectus), there would have been an
aggregate of 3,181,815 shares of common stock that are entitled to these demand, piggyback and Form S-3 registration rights pursuant to the IRA (excluding any shares issuable upon exercise of
warrants). We will pay the registration expenses, other than the underwriting discounts and selling commissions, of the shares registered pursuant to the demand, piggyback and Form S-3 registrations
described below.

Generally, in an underwritten offering, the managing underwriter, if any, has the right, subject to specified
conditions, to limit the number of shares the holders may include. The demand, piggyback and Form S-3 registration rights described below will expire no later than three years after the completion of this
offering, upon the closing of a deemed liquidation event, or with respect to any particular holder, at such time that such holder can sell its shares under Rule 144 of the Securities Act during any three-month period.

Registration Rights

Upon the closing of
this offering, certain holders of shares of our common stock, including certain of those shares of our common stock that will be issued upon the conversion of our redeemable convertible preferred stock and exercise of our outstanding warrants, as
applicable, upon the closing of this offering, will be entitled to certain rights with respect to registration of such shares under the Securities Act pursuant to the terms of an investors’ rights agreement by and among us and certain of our
stockholders. These shares are collectively herein referred to as registrable securities.

The investors’ rights agreement
provides the holders of registrable securities with demand, piggyback and S-3 registration rights as described more fully below. As of June 30, 2025, holders of an aggregate of 3,181,815 registrable
securities were entitled to these demand, piggyback and S-3 registration rights (including 382,467 additional shares of common stock issuable upon conversion of our Series C convertible preferred stock
due to anti-dilution adjustments, based on an assumed initial public offering price of $