Jean I. Liu - 24 Jan 2023 Form 4 Insider Report for Seagen Inc.

Signature
By: /s/ Jennifer Prosba For: Jean I Liu
Issuer symbol
N/A
Transactions as of
24 Jan 2023
Net transactions value
-$479,384
Form type
4
Filing time
26 Jan 2023, 18:39:55 UTC
Previous filing
19 Jan 2023
Next filing
21 Feb 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SGEN Common Stock Options Exercise $195,750 +5,000 +5.9% $39.15 90,113 24 Jan 2023 Direct F1
transaction SGEN Common Stock Sale $675,134 -5,000 -5.5% $135.03 85,113 24 Jan 2023 Direct F1, F2, F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction SGEN Non-Qualified Stock Option (right to buy) Options Exercise $0 -5,000 -18% $0.000000 22,446 24 Jan 2023 Common Stock 5,000 $39.15 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Amount of securities beneficially owned following reported transactions includes restricted stock units subject to vesting.
F2 The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.
F3 Reflects sales of common stock executed in multiple transactions at prices ranging from $135.00 to $135.27. 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.
F4 Options vested at a rate of 25% on 8/25/2016 and monthly thereafter until all the options were fully vested on 8/25/19.