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Insider · CIK 0001682019

Samarth Kulkarni

ceoofficerdirector

Files at ORKA (Oruka Therapeutics, Inc.), CRSP (CRISPR Therapeutics AG), BDTX (Black Diamond Therapeutics, Inc.), CNTA (Centessa Pharmaceuticals plc). First filing Oct 15, 2024, latest Aug 19, 2025.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 8
$0 bought, $6.5M sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

CRSP: CRISPR Therapeutics AG

CRSPOct 9, 2026 · close 53.39

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
32Weak
CRSPsell
CRISPR Therapeutics AG
$761k
13,081 shares
-6%+84% from low-15% from high
41Moderate
CRSPsell 4
CRISPR Therapeutics AG
$414k
10,031 shares
-5%-
45Moderate
CRSPsell 4
CRISPR Therapeutics AG
$616k
14,435 shares
-8%-
45Moderate
CRSPsell 310b5-1
CRISPR Therapeutics AG
$1.0M
18,360 shares
-10%-
30Weak
CRSPsell 310b5-1
CRISPR Therapeutics AG
$1.0M
18,568 shares
-9%-
28Weak
CRSPsell10b5-1
CRISPR Therapeutics AG
$827k
15,000 shares
-8%-
35Weak
CRSPsell10b5-1
CRISPR Therapeutics AG
$1.7M
30,000 shares
-13%-
30Weak
CRSPsell 2
CRISPR Therapeutics AG
$199k
4,293 shares
-2%-

Transactions

Every row this insider has filed, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Sep 17, 2025CRSP
CRISPR Therapeutics AG
GGift
Common Shares
-6,000$0.00$0201,004Sep 19, 2025
Aug 16, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Common Shares
+25,000--220,085Aug 19, 2025
Aug 18, 2025CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares
-13,081$58.15$761k207,004Aug 19, 2025
Aug 16, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Restricted Stock Unitsderivative
-25,000--0Aug 19, 2025
Jun 20, 2025CNTA
Centessa Pharmaceuticals plc
AGrant or award
Share Option (right to buy)derivative
+40,000$0.00$040,000Jun 24, 2025
Jun 12, 2025BDTX
Black Diamond Therapeutics, Inc.
AGrant or award
Stock Option (Right to Buy)derivative
+30,550$0.00$030,550Jun 12, 2025
Jun 2, 2025ORKA
Oruka Therapeutics, Inc.
AGrant or award
Stock Option (right to buy)derivative
+17,500$0.00$017,500Jun 3, 2025
Mar 20, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Common Shares
+19,688--205,116Mar 24, 2025
Mar 21, 2025CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares
-10,031$41.23$414k195,085Mar 24, 2025
Mar 20, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Restricted Stock Unitsderivative
-19,688--59,062Mar 24, 2025
Mar 14, 2025CRSP
CRISPR Therapeutics AG
AGrant or award
Stock Option (Right to Buy)derivative
+110,000$0.00$0110,000Mar 18, 2025
Mar 14, 2025CRSP
CRISPR Therapeutics AG
AGrant or award
Restricted Stock Unitsderivative
+82,500$0.00$082,500Mar 18, 2025
Mar 10, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Common Shares
+19,250--190,863Mar 12, 2025
Mar 11, 2025CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares
-9,973$42.42$423k180,890Mar 12, 2025
Mar 11, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Common Shares
+9,000--189,890Mar 12, 2025
Mar 12, 2025CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares
-4,462$43.32$193k185,428Mar 12, 2025
Mar 10, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Restricted Stock Unitsderivative
-19,250--38,500Mar 12, 2025
Mar 11, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Restricted Stock Unitsderivative
-9,000--0Mar 12, 2025
Feb 19, 2025CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares10b5-1
-18,360$55.21$1.0M171,613Feb 21, 2025
Feb 18, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Common Shares10b5-1
+13,250--208,541Feb 19, 2025
Feb 18, 2025CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares10b5-1
-11,640$55.05$641k196,901Feb 19, 2025
Feb 19, 2025CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares10b5-1
-6,928$52.80$366k189,973Feb 19, 2025
Feb 18, 2025CRSP
CRISPR Therapeutics AG
MOption exercise
Restricted Stock Unitsderivative10b5-1
-13,250--13,250Feb 19, 2025
Dec 24, 2024CRSP
CRISPR Therapeutics AG
MOption exercise
Common Shares
+13,751$16.21$223k195,291Dec 27, 2024
Dec 24, 2024CRSP
CRISPR Therapeutics AG
MOption exercise
Stock Option (Right to Buy)derivative
-13,751$0.00$00Dec 27, 2024
Dec 2, 2024CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares10b5-1
-15,000$55.10$827k181,540Dec 4, 2024
Nov 11, 2024CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares10b5-1
-23,121$55.43$1.3M203,419Nov 13, 2024
Nov 11, 2024CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares10b5-1
-6,879$56.27$387k196,540Nov 13, 2024
Oct 16, 2024CRSP
CRISPR Therapeutics AG
AGrant or award
Stock Option (Right to Buy)derivative
+55,000$0.00$055,000Oct 18, 2024
Oct 16, 2024CRSP
CRISPR Therapeutics AG
AGrant or award
Restricted Stock Unitsderivative
+400,000$0.00$0400,000Oct 18, 2024
Oct 13, 2024CRSP
CRISPR Therapeutics AG
MOption exercise
Common Shares
+8,333--230,833Oct 15, 2024
Oct 14, 2024CRSP
CRISPR Therapeutics AG
SOpen-market sale
Common Shares
-4,293$46.28$199k226,540Oct 15, 2024
Oct 13, 2024CRSP
CRISPR Therapeutics AG
MOption exercise
Restricted Stock Unitsderivative
-8,333--16,667Oct 15, 2024

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Samarth Kulkarni: insider trades and track record | InsiderTell