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Who

Steven H. Holtzman

Director

Company insider

Files Form 4 as: Director, CAMP4 Therapeutics; EVP Corporate Development, Biogen; Exec Chair of the Board of Dir, Infinity Pharmaceuticals; Director, Anadys Pharmaceuticals.

In numbers

Trades disclosed
112
Buys
2
Sells
12
Bought
$209K
Sold
$8.3M
Companies
4
Companies where not an officer
2
First trade
2 Jun 2006
Last trade
10 Jun 2026
Last filed
12 Jun 2026

Companies traded

Where they are an officer
BIIB BiogenOfficer · Biotechnology · last 23 Feb 20160 buys · 9 sells
Infinity PharmaceuticalsDirector, Officer · last 31 May 20122 buys · 3 sells
Everywhere else they filed: board seats, 10% stakes, other companies
CAMP CAMP4 TherapeuticsDirector · Biotechnology · last 10 Jun 20260 buys · 0 sells
Anadys PharmaceuticalsDirector · last 28 May 20100 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
10 Jun 2026filed 12 Jun 2026CAMP CAMP4 Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—28,000 at $0.00filing
10 Jun 2026filed 12 Jun 2026CAMP CAMP4 Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—28,000 at $0.00filing
25 Jun 2025filed 27 Jun 2025CAMP CAMP4 Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—9,000 at $0.00filing
15 Oct 2024filed 15 Oct 2024CAMP CAMP4 Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code C—100,014filing
15 Oct 2024filed 15 Oct 2024CAMP CAMP4 TherapeuticsBiotechnologySEC FORM 4 Code C—8,917filing
23 Feb 2016filed 25 Feb 2016BIIB BiogenBiotechnologySEC FORM 4 Code M—579 at $0.00filing
23 Feb 2016filed 25 Feb 2016BIIB BiogenBiotechnologySEC FORM 4 Code F$71K273 at $258.99filing
23 Feb 2016filed 25 Feb 2016BIIB Biogenoption or derivative · BiotechnologySEC FORM 4 Code M—579 at $0.00filing
23 Feb 2016filed 25 Feb 2016BIIB Biogenoption or derivative · BiotechnologySEC FORM 4 Code J—1,149 at $0.00filing
12 Feb 2016filed 17 Feb 2016BIIB BiogenBiotechnologySEC FORM 4 Code M—1,052 at $0.00filing
12 Feb 2016filed 17 Feb 2016BIIB BiogenBiotechnologySEC FORM 4 Code F$122K495 at $247.22filing
12 Feb 2016filed 17 Feb 2016BIIB BiogenBiotechnologySEC FORM 4 Code M—2,142 at $0.00filing
12 Feb 2016filed 17 Feb 2016BIIB BiogenBiotechnologySEC FORM 4 Code F$202K819 at $247.22filing
12 Feb 2016filed 17 Feb 2016BIIB Biogenoption or derivative · BiotechnologySEC FORM 4 Code M—1,052 at $0.00filing
12 Feb 2016filed 17 Feb 2016BIIB Biogenoption or derivative · BiotechnologySEC FORM 4 Code M—2,142 at $0.00filing
12 Feb 2016filed 17 Feb 2016BIIB Biogenoption or derivative · BiotechnologySEC FORM 4 Code J—1,394 at $0.00filing
8 Feb 2016filed 9 Feb 2016BIIB BiogenBiotechnologySEC FORM 4 Code M—2,709 at $0.00filing
8 Feb 2016filed 9 Feb 2016BIIB BiogenBiotechnologySEC FORM 4 Code F$223K890 at $250.77filing
8 Feb 2016filed 9 Feb 2016BIIB Biogenoption or derivative · BiotechnologySEC FORM 4 Code M—2,709 at $0.00filing
23 Feb 2015filed 25 Feb 2015BIIB Biogenoption or derivative · BiotechnologySEC FORM 4 Code A—5,190 at $0.00filing

Sectors

Health Care9
Not placed5

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

Related people

Sean GodboutChief Accounting Officer · Chief Accounting Officer at Biogen, filing Form 4 there in the last year
Michael PariniChief Legal Officer · Chief Legal Officer at Biogen, filing Form 4 there in the last year
Lloyd MinorDirector · Director at Biogen, filing Form 4 there in the last year
Maria C. FreireDirector · Director at Biogen, filing Form 4 there in the last year
Jesus B. MantasDirector · Director at Biogen, filing Form 4 there in the last year
Maria Elvira SalazarRepresentative, FL-27 · Also traded BIIB in the last 90 days
Kevin HernRepresentative, OK-01 · Also traded BIIB in the last 90 days