Talen Energy Corporation

TLN·NASDAQ·$389.00Share Price as of 11/2·$18BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/05/26 10-QQ1 ended 03/31/2605/05/26 10-KFY 202502/26/26 10-QQ3 ended 09/30/2511/05/25 10-QQ2 ended 06/30/2508/07/25

Disclosures

8-KCurrent report09/29/26 8-K/ACurrent report (amended)08/12/26 8-KResults of Operations08/05/26 8-KRegulation FD Disclosure07/14/26 8-K/ACurrent report (amended)06/18/26

Prospectuses and Registrations

S-3ASRAutomatic shelf registration06/18/26 S-3ASRAutomatic shelf registration08/07/25 POS AMPost-effective amendment04/30/25 424B3Prospectus03/19/25 424B3Prospectus02/28/25

Proxies

DEF 14ADefinitive proxy03/19/26 DEFA14AAdditional proxy materials03/19/26 DEF 14ADefinitive proxy03/19/25 DEFA14AAdditional proxy materials03/19/25 DEFA14AAdditional proxy materials09/30/16

Ownership

Form 4Insider transaction07/15/26 SC 13GBeneficial ownership06/23/26 Form 4Insider transaction06/17/26 144Proposed sale of securities06/15/26 144Proposed sale of securities06/15/26

Other

ARSAnnual report to shareholders03/19/26 EFFECTRequest for effectiveness05/09/25 ARSAnnual report to shareholders03/19/25 8-A12B8-A12B07/09/24 CERTCEO/CFO certification07/09/24