Seastar Medical Holding Corporation

ICU·NASDAQ·$3.58Share Price as of 11/2·$10MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/12/26 10-QQ1 ended 03/31/2605/13/26 10-KFY 202503/25/26 10-QQ3 ended 09/30/2511/13/25 10-QQ2 ended 06/30/2508/13/25

Disclosures

8-KCurrent report10/05/26 8-KCurrent report08/12/26 8-KCurrent report07/01/26 8-K/ACurrent report (amended)06/23/26 8-KCurrent report06/17/26

Prospectuses and Registrations

S-3Shelf registration10/30/26 S-8Registration of securities for employees07/21/26 424B3Prospectus05/13/26 S-1/ARegistration statement (amended)05/07/26 POS AMPost-effective amendment04/28/26

Proxies

DEF 14ADefinitive proxy04/29/26 DEF 14ADefinitive proxy11/14/25 PRE 14APreliminary proxy11/04/25 DEF 14ADefinitive proxy05/06/25 DEFA14AAdditional proxy materials05/06/25

Ownership

Form 4Insider transaction08/19/26 Form 4Insider transaction07/02/26 Form 4Insider transaction07/02/26 Form 4Insider transaction07/02/26 Form 4Insider transaction07/02/26

Other

DD10/08/26 EFFECTRequest for effectiveness05/11/26 CORRESPCorrespondence with the SEC05/08/26 EFFECTRequest for effectiveness05/05/26 EFFECTRequest for effectiveness05/05/26