Larimar Therapeutics, Inc.

LRMR·NASDAQ·$3.47Share Price as of 11/2·$297MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/04/26 10-QQ1 ended 03/31/2605/14/26 10-KFY 202503/19/26 10-QQ3 ended 09/30/2511/05/25 10-QQ2 ended 06/30/2508/14/25

Disclosures

8-KCurrent report09/29/26 8-KCurrent report08/04/26 8-KCurrent report06/29/26 8-KCurrent report05/19/26 8-KCurrent report05/14/26

Prospectuses and Registrations

S-8Registration of securities for employees03/19/26 424B5Prospectus supplement02/26/26 424B5Prospectus supplement02/25/26 424B5Prospectus supplement07/31/25 424B5Prospectus supplement07/29/25

Proxies

DEF 14ADefinitive proxy04/20/26 PRE 14APreliminary proxy04/10/26 DEF 14ADefinitive proxy04/11/25 DEF 14ADefinitive proxy04/29/24 PRE 14APreliminary proxy04/12/24

Ownership

Form 3Initial insider ownership10/01/26 Form 4Insider transaction10/01/26 Form 4Insider transaction07/08/26 Form 4Insider transaction05/20/26 Form 4Insider transaction05/20/26

Other

ARSAnnual report to shareholders04/20/26 ARSAnnual report to shareholders04/11/25 EFFECTRequest for effectiveness05/24/24 CORRESPCorrespondence with the SEC05/22/24 UPLOADLetter from the SEC05/16/24