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Who

Jeffrey S. Hatfield

Director

Company insider

Files Form 4 as: Director, Vir Biotechnology; Director, Viridian Therapeutics; Director, aTyr Pharma; Chief Executive Officer, Larimar Therapeutics; Director, Invivo Therapeutics Holdings; Chief Executive Officer, Vitae Pharmaceuticals; Director, Ambit Biosciences.

In numbers

Trades disclosed
64
Buys
0
Sells
2
Bought
$0
Sold
$1.4M
Companies
7
Companies where not an officer
5
First trade
2 Jun 2014
Last trade
27 May 2026
Last filed
28 May 2026

Companies traded

Where they are an officer
LRMR Larimar TherapeuticsDirector, Officer · Biotechnology · last 22 Jan 20190 buys · 0 sells
Vitae PharmaceuticalsDirector, Officer · last 25 Oct 20160 buys · 2 sells
Everywhere else they filed: board seats, 10% stakes, other companies
VIR Vir BiotechnologyDirector · Biotechnology · last 27 May 20260 buys · 0 sells
VRDN Viridian TherapeuticsDirector · Biotechnology · last 4 Feb 20210 buys · 0 sells
ATYR aTyr PharmaDirector · Biotechnology · last 6 May 20200 buys · 0 sells
Invivo Therapeutics HoldingsDirector · last 19 Jan 20180 buys · 0 sells
Ambit BiosciencesDirector · last 10 Nov 20140 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
27 May 2026filed 28 May 2026VIR Vir BiotechnologyBiotechnologySEC FORM 4 Code A—8,000 at $0.00filing
27 May 2026filed 28 May 2026VIR Vir Biotechnologyoption or derivative · BiotechnologySEC FORM 4 Code A—16,000 at $0.00filing
27 May 2026filed 28 May 2026VIR Vir Biotechnologyoption or derivative · BiotechnologySEC FORM 4 Code A—16,000 at $0.00filing
27 May 2026filed 28 May 2026VIR Vir BiotechnologyBiotechnologySEC FORM 4 Code A—8,000 at $0.00filing
30 May 2025filed 2 Jun 2025VIR Vir Biotechnologyoption or derivative · BiotechnologySEC FORM 4 Code A—16,000 at $0.00filing
30 May 2025filed 2 Jun 2025VIR Vir BiotechnologyBiotechnologySEC FORM 4 Code A—8,000 at $0.00filing
30 May 2024filed 3 Jun 2024VIR Vir Biotechnologyoption or derivative · BiotechnologySEC FORM 4 Code A—16,000 at $0.00filing
30 May 2024filed 3 Jun 2024VIR Vir BiotechnologyBiotechnologySEC FORM 4 Code A—8,000 at $0.00filing
22 May 2023filed 24 May 2023VIR Vir Biotechnologyoption or derivative · BiotechnologySEC FORM 4 Code A—12,054 at $0.00filing
22 May 2023filed 24 May 2023VIR Vir BiotechnologyBiotechnologySEC FORM 4 Code A—6,027 at $0.00filing
23 May 2022filed 25 May 2022VIR Vir Biotechnologyoption or derivative · BiotechnologySEC FORM 4 Code A—12,810 at $0.00filing
23 May 2022filed 25 May 2022VIR Vir BiotechnologyBiotechnologySEC FORM 4 Code A—6,405 at $0.00filing
21 May 2021filed 25 May 2021VIR Vir BiotechnologyBiotechnologySEC FORM 4 Code A—3,374 at $0.00filing
21 May 2021filed 25 May 2021VIR Vir Biotechnologyoption or derivative · BiotechnologySEC FORM 4 Code A—6,748 at $0.00filing
4 Feb 2021filed 8 Feb 2021VRDN Viridian Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—25,000 at $0.00filing
9 Dec 2020filed 11 Dec 2020VIR Vir Biotechnologyoption or derivative · BiotechnologySEC FORM 4 Code A—46,500 at $0.00filing
21 May 2020filed 22 May 2020VRDN Viridian Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—24,000 at $0.00filing
6 May 2020filed 8 May 2020ATYR aTyr Pharmaoption or derivative · BiotechnologySEC FORM 4 Code A—1,428 at $0.00filing
19 Jun 2019filed 21 Jun 2019VRDN Viridian Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—12,000 at $0.00filing
8 May 2019filed 10 May 2019ATYR aTyr Pharmaoption or derivative · BiotechnologySEC FORM 4 Code A—20,000 at $0.00filing

News

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

Sectors

Not placed2

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

Related people

John B. Harlow Jr.President and COO · President and COO at Larimar Therapeutics, filing Form 4 there in the last year
Thomas Edward HamiltonDirector · Director at Larimar Therapeutics, filing Form 4 there in the last year
Frank E. ThomasDirector · Director at Larimar Therapeutics, filing Form 4 there in the last year
James E. FlynnDirector and 10% owner and Other role · Director and 10% owner and Other at Larimar Therapeutics, filing Form 4 there in the last year
Joseph TruittDirector · Director at Larimar Therapeutics, filing Form 4 there in the last year