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Who

Paul J. Hastings

Chief Executive Officer

Company insider

Files Form 4 as: Chief Executive Officer, Nkarta; Director, enGene Therapeutics; Director, Pacira BioSciences; Director, Protara Therapeutics; Chairman & CEO, OncoMed Pharmaceuticals; Director, Relypsa; Director, Viacell.

In numbers

Trades disclosed
169
Buys
1
Sells
43
Bought
$25K
Sold
$5.2M
Companies
7
Companies where not an officer
5
First trade
19 May 2006
Last trade
18 Jun 2026
Last filed
22 Jun 2026

Companies traded

Where they are an officer
NKTX NkartaDirector, Officer · Biotechnology · last 18 Jun 20260 buys · 14 sells
OncoMed PharmaceuticalsDirector, Officer · last 10 Oct 20170 buys · 9 sells
Everywhere else they filed: board seats, 10% stakes, other companies
ENGN enGene TherapeuticsDirector · Biotechnology · last 16 Jun 20260 buys · 0 sells
PCRX Pacira BioSciencesDirector · Pharmaceuticals · last 13 Jun 20241 buy · 18 sells
TARA Protara TherapeuticsDirector · Biotechnology · last 8 Jun 20180 buys · 0 sells
RelypsaDirector · last 1 Sep 20160 buys · 2 sells
ViacellDirector · last 30 May 20070 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
10Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
18 Jun 2026filed 22 Jun 2026NKTX NkartaBiotechnologySEC FORM 4 Sold$4,8131,776 at $2.71filing
18 Jun 2026filed 22 Jun 2026NKTX NkartaBiotechnologySEC FORM 4 Sold$4,8131,776 at $2.71filing
16 Jun 2026filed 17 Jun 2026ENGN enGene Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—31,000 at $0.00filing
16 Jun 2026filed 17 Jun 2026ENGN enGene Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—31,000 at $0.00filing
15 Jan 2026filed 20 Jan 2026NKTX NkartaBiotechnologySEC FORM 4 Sold$54K26,046 at $2.07filing
15 Jan 2026filed 20 Jan 2026NKTX NkartaBiotechnologySEC FORM 4 Sold$54K26,046 at $2.07filing
6 Jan 2026filed 8 Jan 2026NKTX NkartaBiotechnologySEC FORM 4 Code A—94,000 at $0.00filing
6 Jan 2026filed 8 Jan 2026NKTX Nkartaoption or derivative · BiotechnologySEC FORM 4 Code A—562,000 at $0.00filing
6 Jan 2026filed 8 Jan 2026NKTX Nkartaoption or derivative · BiotechnologySEC FORM 4 Code A—562,000 at $0.00filing
6 Jan 2026filed 8 Jan 2026NKTX NkartaBiotechnologySEC FORM 4 Code A—94,000 at $0.00filing
18 Jun 2025filed 20 Jun 2025NKTX NkartaBiotechnologySEC FORM 4 Sold$3,2041,790 at $1.79filing
16 Jun 2025filed 16 Jun 2025ENGN enGene Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—22,500 at $0.00filing
5 Jun 2025filed 9 Jun 2025NKTX Nkartaoption or derivative · BiotechnologySEC FORM 4 Code A—377,000 at $0.00filing
15 Jan 2025filed 17 Jan 2025NKTX NkartaBiotechnologySEC FORM 4 Sold$38K17,378 at $2.20filing
3 Jan 2025filed 7 Jan 2025NKTX Nkartaoption or derivative · BiotechnologySEC FORM 4 Code A—565,500 at $0.00filing
3 Jan 2025filed 7 Jan 2025NKTX NkartaBiotechnologySEC FORM 4 Code A—94,500 at $0.00filing
18 Jun 2024filed 20 Jun 2024NKTX NkartaBiotechnologySEC FORM 4 Sold$9,9121,770 at $5.60filing
15 Jun 2024filed 18 Jun 2024ENGN enGene Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—40,000 at $0.00filing
13 Jun 2024filed 13 Jun 2024PCRX Pacira BioSciencesPharmaceuticalsSEC FORM 4 Sold$25K880 at $28.38filing
12 Jun 2024filed 13 Jun 2024PCRX Pacira BioSciencesoption or derivative · PharmaceuticalsSEC FORM 4 Code A—12,179 at $0.00filing

News

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

Sectors

Health Care33
Not placed11

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

Related people

Leone D. PattersonDirector · Director at Nkarta, filing Form 4 there in the last year
RA CAPITAL MANAGEMENT, L.P.Director and 10% owner · Director and 10% owner at Nkarta, filing Form 4 there in the last year
Simeon GeorgeDirector · Director at Nkarta, filing Form 4 there in the last year
Michael DybbsDirector · Director at Nkarta, filing Form 4 there in the last year
Ali BehbahaniDirector · Director at Nkarta, filing Form 4 there in the last year
Lauren RikerSenior Vice President, Finance · Also traded PCRX in the last 90 days
Jonathan SloninChief Medical Officer · Also traded PCRX in the last 90 days