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Who

Anna Berkenblit

Director

Company insider

Files Form 4 as: Director, Surrozen; SVP & Chief Medical Officer, ImmunoGen.

Every Form 4 they filed

In numbers

Trades disclosed
33
Buys
0
Sells
6
Bought
$0
Sold
$523K
Companies
2
Companies where not an officer
1
First trade
21 Feb 2017
Last trade
13 May 2026
Last filed
14 May 2026

Companies traded

Where they are an officer
ImmunoGenOfficer · last 30 Jun 20230 buys · 6 sells
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
30 Jun 2023filed 5 Jul 2023ImmunoGenSEC FORM 4 Code A$13K3,264 at $4.05filing
18 May 2023filed 22 May 2023SRZN Surrozenoption or derivative · BiotechnologySEC FORM 4 Code A—20,000 at $0.00filing
3 Feb 2023filed 7 Feb 2023ImmunoGenoption or derivativeSEC FORM 4 Code A—42,700 at $0.00filing
3 Feb 2023filed 7 Feb 2023ImmunoGenoption or derivativeSEC FORM 4 Code A—256,300 at $0.00filing
3 Feb 2023filed 7 Feb 2023ImmunoGenoption or derivativeSEC FORM 4 Code A—63,400 at $0.00filing
30 Dec 2022filed 3 Jan 2023ImmunoGenSEC FORM 4 Code A$1,709436 at $3.92filing
14 Nov 2022filed 27 Dec 2022ImmunoGenoption or derivativeSEC FORM 4 Code A—222,300 at $0.00filing
30 Jun 2022filed 5 Jul 2022ImmunoGenSEC FORM 4 Code A$12K3,073 at $3.83filing
7 Jun 2022filed 9 Jun 2022SRZN Surrozenoption or derivative · BiotechnologySEC FORM 4 Code A—20,000 at $0.00filing
20 May 2022filed 27 Dec 2022ImmunoGenoption or derivativeSEC FORM 4 Code A—111,150 at $0.00filing
4 Feb 2022filed 8 Feb 2022ImmunoGenoption or derivativeSEC FORM 4 Code A$1.7M311,700 at $5.32filing
31 Dec 2021filed 4 Jan 2022ImmunoGenSEC FORM 4 Code A$9,8621,761 at $5.60filing
30 Jun 2021filed 2 Jul 2021ImmunoGenSEC FORM 4 Code A$11K2,062 at $5.52filing
5 Feb 2021filed 9 Feb 2021ImmunoGenoption or derivativeSEC FORM 4 Code A$2.2M282,019 at $7.69filing
31 Dec 2020filed 5 Jan 2021ImmunoGenSEC FORM 4 Code A$8,9002,203 at $4.04filing
30 Jun 2020filed 2 Jul 2020ImmunoGenSEC FORM 4 Code A$12K3,047 at $3.91filing

News

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

Sectors

Not placed6

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

Related people

Nobody else traded the same names lately.