Iambic Therapeutics, Inc. · Conversion · Common Stock

What does this filing report?

An SEC Form 4 filing for Iambic Therapeutics, Inc. records a conversion involving Common Stock on October 16, 2026. The reported quantity was 742,546. The filing date is October 19, 2026. This is one transaction record; amounts are not allocated among any joint reporting owners.

The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.

Filing footnotes & remarks

F1

Each share of Series A Convertible Preferred Stock automatically converted into Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Common Stock and had no expiration date.

F2

Each share of Series B Convertible Preferred Stock automatically converted into Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Common Stock and had no expiration date.

F3

Each share of Series B-3 Convertible Preferred Stock automatically converted into Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Common Stock and had no expiration date.

F4

The shares are held of record by Catalio Nexus Fund III, LP, or Catalio Nexus. Catalio Capital Management, LP, or Catalio Capital Mgmt, a registered investment adviser, is the investment manager for Catalio Nexus. R. Jacob Vogelstein and George C. Petrocheilos are managing partners of Catalio Capital Mgmt. Messrs. Vogelstein and Petrocheilos share voting and dispositive power with respect to the shares held by Catalio Nexus. Catalio Capital Mgmt, Mr. Vogelstein and Mr. Petrocheilos each disclaim beneficial ownership of any of the reported securities, except to the extent of their pecuniary interest therein, if any.

F5

Each share of Series B-4 Convertible Preferred Stock automatically converted into Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Common Stock and had no expiration date.

F6

The shares are held of record by Catalio Access Fund VIII, LLC, or Catalio Access. Catalio Capital Mgmt provides investment management services for Catalio Access. R. Jacob Vogelstein and George C. Petrocheilos are managing partners of Catalio Capital Mgmt. Messrs. Vogelstein and Petrocheilos share voting and dispositive power with respect to the shares held by Catalio Access. Catalio Capital Mgmt, Mr. Voglestein and Mr. Petrocheilos each disclaim beneficial ownership of any of the reported securities, except to the extent of their pecuniary interest therein, if any.

F7

The conversion price was equal to 85% of the Issuer's initial public offering price of $16.00 per share (reflecting a 15% discount).

F8

The shares are held of record by Catalio BH SPV, LLC, or Catalio SPV. Catalio Capital Mgmt is the investment manager for Catalio SPV. R. Jacob Vogelstein and George C. Petrocheilos are managing partners of Catalio Capital Mgmt. Messrs. Vogelstein and Petrocheilos share voting and dispositive power with respect to the shares held by Catalio SPV. Catalio Capital Mgmt, Mr. Vogelstein and Mr. Petrocheilos each disclaim beneficial ownership of any of the reported securities, except to the extent of their pecuniary interest therein, if any.

Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.