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Who

Samarth Kulkarni

Chief Executive Officer

Company insider

Files Form 4 as: Chief Executive Officer, CRISPR Therapeutics AG; Director, Black Diamond Therapeutics; Director, Centessa Pharmaceuticals; Director, Oruka Therapeutics; Director, Repare Therapeutics.

In numbers

Trades disclosed
352
Buys
0
Sells
60
Bought
$0
Sold
$74.6M
Companies
5
Companies where not an officer
4
First trade
19 Apr 2017
Last trade
19 Oct 2026
Last filed
20 Oct 2026

Companies traded

Where they are an officer
CRSP CRISPR Therapeutics AGDirector, Officer · Genomics & Gene Editing · last 19 Oct 20260 buys · 60 sells
Everywhere else they filed: board seats, 10% stakes, other companies
BDTX Black Diamond TherapeuticsDirector · Biotechnology · last 26 Jun 20260 buys · 0 sells
Centessa PharmaceuticalsDirector · Biotechnology · last 24 Jun 20260 buys · 0 sells
ORKA Oruka TherapeuticsDirector · Biotechnology · last 2 Jun 20260 buys · 0 sells
Repare TherapeuticsDirector · last 17 Jun 20240 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
30Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
19 Oct 2026filed 20 Oct 2026CRSP CRISPR Therapeutics AGGenomics & Gene EditingSEC FORM 4 Sold$2.4M47,837 at $49.78filing
16 Oct 2026filed 20 Oct 2026CRSP CRISPR Therapeutics AGGenomics & Gene EditingSEC FORM 4 Code M—100,000filing
16 Oct 2026filed 20 Oct 2026CRSP CRISPR Therapeutics AGoption or derivative · Genomics & Gene EditingSEC FORM 4 Code M—100,000filing
14 Oct 2026filed 15 Oct 2026CRSP CRISPR Therapeutics AGGenomics & Gene EditingSEC FORM 4 Sold$202K4,098 at $49.26filing
13 Oct 2026filed 15 Oct 2026CRSP CRISPR Therapeutics AGGenomics & Gene EditingSEC FORM 4 Code M—8,333filing
13 Oct 2026filed 15 Oct 2026CRSP CRISPR Therapeutics AGoption or derivative · Genomics & Gene EditingSEC FORM 4 Code M—8,333filing
26 Jun 2026filed 29 Jun 2026BDTX Black Diamond Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—40,000 at $0.00filing
26 Jun 2026filed 29 Jun 2026BDTX Black Diamond Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—40,000 at $0.00filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivative · BiotechnologySEC FORM 4 Code D—208,474filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivative · BiotechnologySEC FORM 4 Code D—48,000filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivative · BiotechnologySEC FORM 4 Code D—48,000filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivativeSEC FORM 4 Code D—208,474filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivativeSEC FORM 4 Code D—48,000filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivativeSEC FORM 4 Code D—48,000filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivativeSEC FORM 4 Code D—48,000filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivativeSEC FORM 4 Code D—40,000filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivative · BiotechnologySEC FORM 4 Code D—48,000filing
24 Jun 2026filed 24 Jun 2026Centessa Pharmaceuticalsoption or derivative · BiotechnologySEC FORM 4 Code D—40,000filing
2 Jun 2026filed 3 Jun 2026ORKA Oruka Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—9,136 at $0.00filing
2 Jun 2026filed 3 Jun 2026ORKA Oruka Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—9,136 at $0.00filing

Sectors

Health Care60

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

Related people

Simeon GeorgeDirector · Director at CRISPR Therapeutics AG, filing Form 4 there in the last year
James R. KasingerGeneral Counsel and Secretary · General Counsel and Secretary at CRISPR Therapeutics AG, filing Form 4 there in the last year
Ali BehbahaniDirector · Director at CRISPR Therapeutics AG, filing Form 4 there in the last year
Raju PrasadChief Financial Officer · Chief Financial Officer at CRISPR Therapeutics AG, filing Form 4 there in the last year
Briggs MorrisonDirector · Director at CRISPR Therapeutics AG, filing Form 4 there in the last year