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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-21-195280
Filing Date
2021-06-21
Accepted
2021-06-21 17:25:03
Documents
1

Document Format Files

Seq Description Document Type Size
1 DEFA14A d135366ddefa14a.htm DEFA14A 21910
  Complete submission text file 0001193125-21-195280.txt   22887
Mailing Address 2401 4TH AVE. SUITE 1050 SEATTLE WA 98121
Business Address 2401 4TH AVE. SUITE 1050 SEATTLE WA 98121 206-838-0500
Aptevo Therapeutics Inc. (Filer) CIK: 0001671584 (see all company filings)

IRS No.: 811567056 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-37746 | Film No.: 211032018
SIC: 2834 Pharmaceutical Preparations