Perma FIX Environmental Services Inc.

PESI·NASDAQ·$9.58Share Price as of 11/2·$178MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/12/26 10-QQ1 ended 03/31/2605/07/26 10-KFY 202503/24/26 10-QQ3 ended 09/30/2511/10/25 10-QQ2 ended 06/30/2508/07/25

Disclosures

8-K/ACurrent report (amended)09/23/26 8-KCurrent report09/22/26 8-KCurrent report07/28/26 8-KCurrent report05/18/26 8-KCurrent report05/11/26

Prospectuses and Registrations

424B5Prospectus supplement05/15/26 424B5Prospectus supplement05/14/26 424B5Prospectus supplement12/18/24 424B5Prospectus supplement12/17/24 S-3Shelf registration12/02/24

Proxies

DEF 14ADefinitive proxy06/12/26 DEFA14AAdditional proxy materials06/12/26 DEF 14ADefinitive proxy06/10/25 DEFA14AAdditional proxy materials06/10/25 DEF 14ADefinitive proxy06/07/24

Ownership

Form 4Insider transaction10/29/26 SC 13G/ABeneficial ownership (amended)10/28/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26

Other

ARSAnnual report to shareholders06/12/26 ARSAnnual report to shareholders06/10/25 EFFECTRequest for effectiveness12/12/24 CORRESPCorrespondence with the SEC12/10/24 UPLOADLetter from the SEC12/10/24