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Who

David J. Woodhouse

Director

Company insider

Files Form 4 as: Director, Surrozen; Chief Executive Officer, Ngm Biopharmaceuticals.

Every Form 4 they filed

In numbers

Trades disclosed
49
Buys
0
Sells
1
Bought
$0
Sold
$300K
Companies
2
Companies where not an officer
1
First trade
4 Feb 2020
Last trade
13 May 2026
Last filed
14 May 2026

Companies traded

Where they are an officer
Ngm BiopharmaceuticalsDirector, Officer · last 5 Apr 20240 buys · 1 sell
Everywhere else they filed: board seats, 10% stakes, other companies
SRZN SurrozenDirector · Biotechnology · last 13 May 20260 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
13 May 2026filed 14 May 2026SRZN Surrozenoption or derivative · BiotechnologySEC FORM 4 Code A—5,550 at $0.00filing
13 May 2026filed 14 May 2026SRZN Surrozenoption or derivative · BiotechnologySEC FORM 4 Code A—5,550 at $0.00filing
14 May 2025filed 15 May 2025SRZN Surrozenoption or derivative · BiotechnologySEC FORM 4 Code A—1,333 at $0.00filing
5 Jun 2024filed 6 Jun 2024SRZN Surrozenoption or derivative · BiotechnologySEC FORM 4 Code A—1,333 at $0.00filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—95,400filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—255,000filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—87,013filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—57,833filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—500,000filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—200,000filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—400,000filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—450,000filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—500,000filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—381,600filing
5 Apr 2024filed 8 Apr 2024Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—500,000filing
5 Apr 2024filed 8 Apr 2024Ngm BiopharmaceuticalsSEC FORM 4 Code U—23,993filing
5 Apr 2024filed 8 Apr 2024Ngm BiopharmaceuticalsSEC FORM 4 Code U—97,654filing
16 Jan 2024filed 18 Jan 2024Ngm BiopharmaceuticalsSEC FORM 4 Code F$17K13,032 at $1.34filing
6 Nov 2023filed 8 Nov 2023Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code A—255,000filing
6 Nov 2023filed 8 Nov 2023Ngm Biopharmaceuticalsoption or derivativeSEC FORM 4 Code D—255,000filing

News

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

Sectors

Not placed1

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

Related people

Nobody else traded the same names lately.