Enanta Pharmaceuticals Inc.

ENTA·NASDAQ·$13.53Share Price as of 11/2·$314MMarket Cap as of 11/2

Financials

10-QQ3 ended 06/30/2608/12/26 10-QQ2 ended 03/31/2605/13/26 10-QQ1 ended 12/31/2502/11/26 10-KFY 202511/19/25 10-QQ3 ended 06/30/2508/13/25

Disclosures

8-KCurrent report10/29/26 8-KCurrent report10/28/26 8-KCurrent report08/10/26 8-KCurrent report07/02/26 8-KCurrent report06/23/26

Prospectuses and Registrations

424B5Prospectus supplement07/02/26 S-8Registration of securities for employees05/13/26 S-3Shelf registration02/11/26 424B5Prospectus supplement10/01/25 424B5Prospectus supplement09/30/25

Proxies

DEF 14ADefinitive proxy01/26/26 DEFA14AAdditional proxy materials01/26/26 DEF 14ADefinitive proxy01/27/25 DEFA14AAdditional proxy materials01/27/25 DEF 14ADefinitive proxy01/26/24

Ownership

SC 13GBeneficial ownership10/27/26 SC 13G/ABeneficial ownership (amended)08/14/26 SC 13G/ABeneficial ownership (amended)08/14/26 Form 4Insider transaction08/10/26 SC 13G/ABeneficial ownership (amended)03/26/26

Other

EFFECTRequest for effectiveness02/20/26 CORRESPCorrespondence with the SEC02/17/26 UPLOADLetter from the SEC02/17/26 ARSAnnual report to shareholders01/26/26 ARSAnnual report to shareholders01/27/25