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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1060736	Seagen Inc.	SGEN	Biological Products, (No Disgnostic Substances) (2836)	911874389

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1361966	B Vaughn Himes	21823 30Th Drive Se Bothell WA 98021	Chief Technical Officer	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2023-11-09	8,567	$213.31	42,792	No	4	S	Direct
Common Stock	Disposition	2023-11-09	218	$213.88	42,574	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Direct
No	4	S	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	119,471	Indirect	by Trust

Footnotes

The sales reported in this Form 4 were effected pursuant to a written plan, entered into on November 29, 2022, that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).
Reflects sales of common stock executed in multiple transactions at prices ranging from $212.79 to $213.72. The price reported reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the sales were effected.
Amount of securities beneficially owned following reported transactions includes restricted stock units subject to vesting.