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Who

Todd E. Simpson

Director

Company insider

Files Form 4 as: Director, Xencor; Chief Financial Officer, Seagen; Director, Neurogene.

Every Form 4 they filed

In numbers

Trades disclosed
317
Buys
0
Sells
57
Bought
$0
Sold
$94.3M
Companies
3
Companies where not an officer
2
First trade
31 Jan 2006
Last trade
16 Jun 2026
Last filed
8 Jul 2026

Companies traded

Where they are an officer
SeagenOfficer · last 14 Dec 20230 buys · 57 sells
Everywhere else they filed: board seats, 10% stakes, other companies
XNCR XencorDirector · Biotechnology · last 16 Jun 20260 buys · 0 sells
NGNE NeurogeneDirector · Biotechnology · last 8 Jun 20230 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
16 Jun 2026filed 8 Jul 2026XNCR XencorBiotechnologySEC FORM 4 Code A—10,302 at $0.00filing
16 Jun 2026filed 8 Jul 2026XNCR Xencoroption or derivative · BiotechnologySEC FORM 4 Code A—20,604 at $0.00filing
16 Jun 2026filed 8 Jul 2026XNCR Xencoroption or derivative · BiotechnologySEC FORM 4 Code A—20,604 at $0.00filing
16 Jun 2026filed 8 Jul 2026XNCR XencorBiotechnologySEC FORM 4 Code A—10,302 at $0.00filing
12 Jun 2025filed 16 Jun 2025XNCR Xencoroption or derivative · BiotechnologySEC FORM 4 Code A—27,372 at $0.00filing
12 Jun 2025filed 16 Jun 2025XNCR XencorBiotechnologySEC FORM 4 Code A—13,686 at $0.00filing
13 Mar 2025filed 13 Mar 2025XNCR Xencoroption or derivative · BiotechnologySEC FORM 4 Code A—43,337 at $0.00filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—1,301filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—47,904filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—1,333filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—49,232filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—636filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—20,774filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—642filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—26,427filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—10,526filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—2,158filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—5,547filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—11,585filing
14 Dec 2023filed 15 Dec 2023Seagenoption or derivativeSEC FORM 4 Code D—1,395filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Not placed57

Buys in green, sells in red, by the company’s sector.

Related people

Nobody else traded the same names lately.