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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-20-118217
Filing Date
2020-04-24
Accepted
2020-04-24 08:15:32
Documents
2
Effectiveness Date
2020-04-24

Document Format Files

Seq Description Document Type Size
1 DEFINITIVE ADDITIONAL MATERIALS d924969ddefa14a.htm DEFA14A 19880
2 GRAPHIC g924969g15a18.jpg GRAPHIC 8943
  Complete submission text file 0001193125-20-118217.txt   33361
Mailing Address 21823 30TH DRIVE SE SUITE BOTHELL WA 98021
Business Address 21823 30TH DRIVE SE SUITE BOTHELL WA 98021 4255274000
SEATTLE GENETICS INC /WA (Filer) CIK: 0001060736 (see all company filings)

IRS No.: 911874389 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 000-32405 | Film No.: 20812539
SIC: 2836 Biological Products, (No Diagnostic Substances)