Shattuck Labs, Inc.

STTK·NASDAQ·$6.11Share Price as of 11/2·$293MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/11/26 10-QQ1 ended 03/31/2605/07/26 10-KFY 202503/05/26 10-QQ3 ended 09/30/2511/06/25 10-QQ2 ended 06/30/2508/14/25

Disclosures

8-KCurrent report08/11/26 8-KCurrent report06/11/26 8-KCurrent report06/09/26 8-KCurrent report06/02/26 8-KCurrent report05/07/26

Prospectuses and Registrations

S-8Registration of securities for employees08/11/26 424B5Prospectus supplement06/11/26 424B5Prospectus supplement06/09/26 424B5Prospectus supplement01/22/26 S-3Shelf registration01/13/26

Proxies

DEF 14ADefinitive proxy04/08/26 DEFA14AAdditional proxy materials04/08/26 DEF 14ADefinitive proxy05/21/25 DEFA14AAdditional proxy materials05/21/25 DEF 14ADefinitive proxy04/23/24

Ownership

SC 13G/ABeneficial ownership (amended)08/14/26 SC 13D/ABeneficial ownership (amended)07/17/26 Form 4Insider transaction07/07/26 144Proposed sale of securities07/02/26 Form 4Insider transaction07/02/26

Other

ARSAnnual report to shareholders04/08/26 EFFECTRequest for effectiveness01/21/26 CORRESPCorrespondence with the SEC01/16/26 UPLOADLetter from the SEC01/16/26 EFFECTRequest for effectiveness09/26/25