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Who

Hollings Renton

Director

Company insider

Files Form 4 as: Director, AnaptysBio; Director, Zymeworks; Director, Zymeworks; Director, Portola Pharmaceuticals; Director, Cepheid; Director, Kythera Biopharmaceuticals; Director, Rigel Pharmaceuticals; Director, Affymax.

Every Form 4 they filed

In numbers

Trades disclosed
349
Buys
0
Sells
50
Bought
$0
Sold
$16.7M
Companies
9
Companies where not an officer
8
First trade
19 Jan 2006
Last trade
1 Oct 2026
Last filed
2 Oct 2026

Companies traded

Where they are an officer
Onyx PharmaceuticalsDirector, Officer · last 19 Feb 20080 buys · 30 sells
Everywhere else they filed: board seats, 10% stakes, other companies
ANAB AnaptysBioDirector · Biotechnology · last 1 Oct 20260 buys · 7 sells
ZYME ZymeworksDirector · Biotechnology · last 7 Dec 20230 buys · 0 sells
ZymeworksDirector · last 6 May 20210 buys · 0 sells
Portola PharmaceuticalsDirector · last 2 Jul 20200 buys · 4 sells
CepheidDirector · last 4 Nov 20160 buys · 9 sells
Kythera BiopharmaceuticalsDirector · last 1 Oct 20150 buys · 0 sells
RIGL Rigel PharmaceuticalsDirector · Pharmaceuticals · last 15 May 20130 buys · 0 sells
AffymaxDirector · last 13 Jun 20120 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
20Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
1 Oct 2026filed 2 Oct 2026ANAB AnaptysBioBiotechnologySEC FORM 4 Code M$90K5,000 at $18.03filing
1 Oct 2026filed 2 Oct 2026ANAB AnaptysBioBiotechnologySEC FORM 4 Sold$249K5,000 at $49.87filing
1 Oct 2026filed 2 Oct 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code M—5,000 at $0.00filing
15 Jun 2026filed 17 Jun 2026ANAB AnaptysBioBiotechnologySEC FORM 4 Code M—6,030 at $0.00filing
15 Jun 2026filed 17 Jun 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code M—6,030 at $0.00filing
15 Jun 2026filed 17 Jun 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code M—6,030 at $0.00filing
15 Jun 2026filed 17 Jun 2026ANAB AnaptysBioBiotechnologySEC FORM 4 Code M—6,030 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code D—15,000 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code A—11,000 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code D—9,200 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code A—9,200 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code D—10,600 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code A—10,600 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code D—16,510 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code A—16,510 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code D—16,510 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code A—16,510 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code D—5,500 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code A—15,000 at $0.00filing
20 Apr 2026filed 22 Apr 2026ANAB AnaptysBiooption or derivative · BiotechnologySEC FORM 4 Code A—5,500 at $0.00filing

News

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

Sectors

Health Care7
Not placed43

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

Related people

Nobody else traded the same names lately.