Samarth Kulkarni

CIK 1682019 · View on SEC EDGAR ↗

Insider

First SEC filing: Sept. 6, 2024 · Latest: June 3, 2026

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Insider at

Insider transactions

0 buys (P) 9 sells (S) Net: $-10,756,932 + 64 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

64 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
March 23, 2026 CRSP S 10,020 $46.78 $468,736 255,501 Direct -3.77% Disposed 21.6% (price as of 2026-08-19)
March 16, 2026 CRSP S 10,349 $48.26 $499,443 245,834 Direct -4.04% Disposed 17.8% (price as of 2026-08-19)
March 11, 2026 CRSP S 9,798 $52.80 $517,334 235,558 Direct -3.99% Disposed 7.7% (price as of 2026-08-19)
Feb. 19, 2026 CRSP S 6,967 $52.58 $366,325 226,106 Direct -2.99% Disposed 8.2% (price as of 2026-08-19)
Jan. 22, 2026 CRSP S 10b5-1 60,000 $60.23 $3,613,800 134,201 Direct -30.90% Disposed -5.6% (price as of 2026-08-19)
Jan. 20, 2026 CRSP S 10b5-1 21,433 $51.61 $1,106,157 202,768 Direct -9.56% Disposed 10.2% (price as of 2026-08-19)
Jan. 20, 2026 CRSP S 10b5-1 8,567 $52.10 $446,341 194,201 Direct -4.23% Disposed 9.2% (price as of 2026-08-19)
Oct. 17, 2025 CRSP S 50,895 $67.91 $3,456,279 254,201 Direct -16.68% Disposed -16.3% (price as of 2026-08-19)
Oct. 14, 2025 CRSP S 4,242 $66.60 $282,517 205,096 Direct -2.03% Disposed -14.6% (price as of 2026-08-19)
March 21, 2025 CRSP S 10,031 $41.23 $413,578 195,085 Direct -4.89% Disposed 37.9% (price as of 2026-08-19)
March 12, 2025 CRSP S 4,462 $43.32 $193,294 185,428 Direct -2.35% Disposed 31.3% (price as of 2026-08-19)
March 11, 2025 CRSP S 9,973 $42.42 $423,055 180,890 Direct -5.23% Disposed 34.1% (price as of 2026-08-19)
Feb. 19, 2025 CRSP S 10b5-1 18,360 $55.20 $1,013,472 171,613 Direct -9.66% Disposed 3.0% (price as of 2026-08-19)
Feb. 19, 2025 CRSP S 10b5-1 6,928 $52.80 $365,798 189,973 Direct -3.52% Disposed 7.7% (price as of 2026-08-19)
Feb. 18, 2025 CRSP S 10b5-1 11,640 $55.05 $640,782 196,901 Direct -5.58% Disposed 3.3% (price as of 2026-08-19)
Dec. 2, 2024 CRSP S 10b5-1 15,000 $55.10 $826,500 181,540 Direct -7.63% Disposed 3.2% (price as of 2026-08-19)
Nov. 11, 2024 CRSP S 10b5-1 6,879 $56.27 $387,081 196,540 Direct -3.38% Disposed 1.1% (price as of 2026-08-19)
Nov. 11, 2024 CRSP S 10b5-1 23,121 $55.43 $1,281,597 203,419 Direct -10.21% Disposed 2.6% (price as of 2026-08-19)
Oct. 14, 2024 CRSP S 4,293 $46.28 $198,680 226,540 Direct -1.86% Disposed 22.9% (price as of 2026-08-19)
April 15, 2024 CRSP S 10b5-1 1,204 $60.40 $72,722 208,122 Direct -0.58% Disposed -5.8% (price as of 2026-08-19)
April 15, 2024 CRSP S 10b5-1 18,378 $59.88 $1,100,475 209,326 Direct -8.07% Disposed -5.0% (price as of 2026-08-19)
March 15, 2024 CRSP S 10b5-1 9,387 $73.06 $685,814 208,122 Direct -4.32% Disposed -22.2% (price as of 2026-08-19)
March 15, 2024 CRSP S 10b5-1 10,613 $71.97 $763,818 217,509 Direct -4.65% Disposed -21.0% (price as of 2026-08-19)
March 12, 2024 CRSP S 4,583 $74.44 $341,159 208,122 Direct -2.15% Disposed -23.6% (price as of 2026-08-19)
March 11, 2024 CRSP S 9,802 $78.26 $767,105 203,705 Direct -4.59% Disposed -27.3% (price as of 2026-08-19)
Feb. 20, 2024 CRSP S 6,370 $79.67 $507,498 194,257 Direct -3.18% Disposed -28.6% (price as of 2026-08-19)
Feb. 15, 2024 CRSP S 10b5-1 1,100 $81.66 $89,826 187,377 Direct -0.58% Disposed -30.4% (price as of 2026-08-19)
Feb. 15, 2024 CRSP S 10b5-1 5,951 $81.04 $482,269 188,477 Direct -3.06% Disposed -29.8% (price as of 2026-08-19)
Feb. 15, 2024 CRSP S 10b5-1 12,949 $79.94 $1,035,143 194,428 Direct -6.24% Disposed -28.9% (price as of 2026-08-19)
Jan. 29, 2024 CRSP S 10b5-1 700 $61.10 $42,770 187,377 Direct -0.37% Disposed -6.9% (price as of 2026-08-19)
Jan. 29, 2024 CRSP S 10b5-1 49,300 $60.50 $2,982,650 188,077 Direct -20.77% Disposed -6.0% (price as of 2026-08-19)
Jan. 16, 2024 CRSP S 10b5-1 20,000 $62.50 $1,250,000 187,377 Direct -9.64% Disposed -9.0% (price as of 2026-08-19)
May 30, 2023 CRSP S 10b5-1 2,400 $66.83 $160,392 387,377 Direct -0.62% Disposed -14.9% (price as of 2026-08-19)
May 30, 2023 CRSP S 10b5-1 9,300 $65.63 $610,359 389,777 Direct -2.33% Disposed -13.3% (price as of 2026-08-19)
May 30, 2023 CRSP S 10b5-1 5,999 $64.46 $386,696 399,077 Direct -1.48% Disposed -11.8% (price as of 2026-08-19)
May 30, 2023 CRSP S 10b5-1 7,301 $63.61 $464,417 405,076 Direct -1.77% Disposed -10.6% (price as of 2026-08-19)

Showing latest 100 of 308 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
June 26, 2026 BDTX Stock Option (Right to Buy) Common Stock (40,000) $1.71 June 25, 2036 40,000 Acquired
June 24, 2026 CNTA Share Option (right to buy) Ordinary Shares [F3] (40,000) $12.43 June 20, 2035 40,000 Disposed
June 24, 2026 CNTA Share Option (right to buy) Ordinary Shares [F3] (48,000) $8.89 June 25, 2034 48,000 Disposed
June 24, 2026 CNTA Share Option (right to buy) Ordinary Shares [F3] (48,000) $6.35 June 22, 2033 48,000 Disposed
June 24, 2026 CNTA Share Option (right to buy) Ordinary Shares [F3] (48,000) $4.87 June 30, 2032 48,000 Disposed
June 24, 2026 CNTA Share Option (right to buy) Ordinary Shares [F3] (208,474) $5.84 Feb. 19, 2031 208,474 Disposed
June 2, 2026 ORKA Stock Option (right to buy) Common Stock (9,136) $55.23 June 1, 2036 9,136 Acquired
March 20, 2026 CRSP Restricted Stock Units Common Shares (19,687) 19,687 Disposed
March 20, 2026 CRSP Restricted Stock Units Common Shares (81,875) 81,875 Acquired
March 20, 2026 CRSP Stock Option (Right to Buy) Common Shares (114,249) $46.24 March 20, 2036 114,249 Acquired
March 14, 2026 CRSP Restricted Stock Units Common Shares (20,625) 20,625 Disposed
March 10, 2026 CRSP Restricted Stock Units Common Shares (19,250) 19,250 Disposed
Feb. 18, 2026 CRSP Restricted Stock Units Common Shares (13,250) 13,250 Disposed
Oct. 16, 2025 CRSP Restricted Stock Units Common Shares (100,000) 100,000 Disposed
Oct. 13, 2025 CRSP Restricted Stock Units Common Shares (8,334) 8,334 Disposed
Oct. 3, 2025 CRSP Stock Option (Right to Buy) Common Shares (49,500) $67.74 Oct. 3, 2035 49,500 Acquired
June 2, 2025 ORKA Stock Option (right to buy) Common Stock (17,500) $11.77 June 1, 2035 17,500 Acquired
March 20, 2025 CRSP Restricted Stock Units Common Shares (19,688) 19,688 Disposed
March 14, 2025 CRSP Restricted Stock Units Common Shares (82,500) 82,500 Acquired
March 14, 2025 CRSP Stock Option (Right to Buy) Common Shares (110,000) $42.12 March 14, 2035 110,000 Acquired
March 11, 2025 CRSP Restricted Stock Units Common Shares (9,000) 9,000 Disposed
March 10, 2025 CRSP Restricted Stock Units Common Shares (19,250) 19,250 Disposed
Feb. 18, 2025 CRSP Restricted Stock Units Common Shares (13,250) 13,250 Disposed
Dec. 24, 2024 CRSP Stock Option (Right to Buy) Common Shares (13,751) $16.21 May 3, 2027 13,751 Disposed
Oct. 16, 2024 CRSP Restricted Stock Units Common Shares (400,000) 400,000 Acquired
Oct. 16, 2024 CRSP Stock Option (Right to Buy) Common Shares (55,000) $49.00 Oct. 16, 2034 55,000 Acquired
Oct. 13, 2024 CRSP Restricted Stock Units Common Shares (8,333) 8,333 Disposed
April 15, 2024 CRSP Stock Option (Right to Buy) Common Shares (19,582) $19.12 Dec. 1, 2027 19,582 Disposed
March 20, 2024 CRSP Restricted Stock Units Common Shares (78,750) 78,750 Acquired
March 20, 2024 CRSP Stock Option (Right to Buy) Common Shares (105,000) $72.94 March 20, 2034 105,000 Acquired
March 15, 2024 CRSP Stock Option (Right to Buy) Common Shares (20,000) $19.12 Dec. 1, 2027 20,000 Disposed
March 11, 2024 CRSP Restricted Stock Units Common Shares (9,000) 9,000 Disposed
March 10, 2024 CRSP Restricted Stock Units Common Shares (19,250) 19,250 Disposed
Feb. 18, 2024 CRSP Restricted Stock Units Common Shares (13,250) 13,250 Disposed
Feb. 15, 2024 CRSP Stock Option (Right to Buy) Common Shares (20,000) $19.12 Dec. 1, 2027 20,000 Disposed
Jan. 29, 2024 CRSP Stock Option (Right to Buy) Common Shares (50,000) $19.12 Dec. 1, 2027 50,000 Disposed
Jan. 16, 2024 CRSP Stock Option (Right to Buy) Common Shares (20,000) $19.12 Dec. 1, 2027 20,000 Disposed
Oct. 13, 2023 CRSP Restricted Stock Unit Common Shares (25,000) 25,000 Acquired
Oct. 13, 2023 CRSP Stock Option (Right to Buy) Common Shares (52,500) $44.31 Oct. 13, 2033 52,500 Acquired
May 30, 2023 CRSP Stock Option (Right to Buy) Common Shares (25,000) $19.12 Dec. 1, 2027 25,000 Disposed
April 25, 2023 CRSP Stock Option (Right to Buy) Common Shares (25,000) $19.12 Dec. 1, 2027 25,000 Disposed
March 29, 2023 CRSP Stock Option (Right to Buy) Common Shares (25,000) $19.12 Dec. 1, 2027 25,000 Disposed
March 11, 2023 CRSP Restricted Stock Units Common Shares (9,000) 9,000 Disposed
March 10, 2023 CRSP Restricted Stock Units Common Shares (77,000) 77,000 Acquired
March 10, 2023 CRSP Stock Option (Right to Buy) Common Shares (188,000) $43.22 March 10, 2033 188,000 Acquired
March 10, 2023 CRSP Restricted Stock Units Common Shares (11,833) 11,833 Disposed
Feb. 27, 2023 CRSP Stock Option (Right to Buy) Common Shares (25,000) $19.12 Dec. 1, 2027 25,000 Disposed
Feb. 18, 2023 CRSP Restricted Stock Units Common Shares (13,250) 13,250 Disposed
Jan. 27, 2023 CRSP Stock Option (Right to Buy) Common Shares (25,000) $19.12 Dec. 1, 2027 25,000 Disposed
Dec. 28, 2022 CRSP Stock Option (Right to Buy) Common Shares (25,000) $19.12 Dec. 1, 2027 25,000 Disposed
Dec. 6, 2022 CRSP Stock Option (Right to Buy) Common Shares (58,233) $1.81 Sept. 10, 2025 58,233 Disposed
Dec. 3, 2022 CRSP Restricted Stock Units Common Shares (40,000) 40,000 Acquired
Nov. 28, 2022 CRSP Stock Option (Right to Buy) Common Shares (25,000) $19.12 Dec. 1, 2027 25,000 Disposed
Oct. 26, 2022 CRSP Stock Option (Right to Buy) Common Shares (5,418) $19.12 Dec. 1, 2027 5,418 Disposed
Oct. 26, 2022 CRSP Stock Option (Right to Buy) Common Shares (19,582) $16.21 May 3, 2027 19,582 Disposed
Sept. 28, 2022 CRSP Stock Option (Right to Buy) Common Shares (25,000) $16.21 May 3, 2027 25,000 Disposed
Aug. 29, 2022 CRSP Stock Option (Right to Buy) Common Shares (25,000) $16.21 May 3, 2027 25,000 Disposed
Aug. 16, 2022 CRSP Performance-based Restricted Stock Units Common Shares (150,000) 150,000 Acquired
Aug. 16, 2022 CRSP Restricted Stock Units Common Shares (25,000) 25,000 Acquired
July 27, 2022 CRSP Stock Option (Right to Buy) Common Shares (16,667) $16.21 May 3, 2027 16,667 Disposed
July 27, 2022 CRSP Stock Option (Right to Buy) Common Shares (8,333) $12.57 July 15, 2026 8,333 Disposed
June 30, 2022 CNTA Share Option (right to buy) Ordinary Shares [F2] (48,000) $4.87 June 30, 2032 48,000 Acquired
June 29, 2022 CRSP Stock Option (Right to Buy) Common Shares (25,000) $12.57 July 15, 2026 25,000 Disposed
March 11, 2022 CRSP Restricted Stock Units Common Shares (9,000) 9,000 Disposed
March 10, 2022 CRSP Restricted Stock Units Common Shares (11,834) 11,834 Disposed
Feb. 18, 2022 CRSP Restricted Stock Units Common Shares (53,000) 53,000 Acquired
Feb. 18, 2022 CRSP Stock Option (Right to Buy) Common Shares (115,000) $58.29 Feb. 18, 2032 115,000 Acquired
Dec. 20, 2021 CRSP Stock Option (Right to Buy) Common Shares (17,750) $1.81 Sept. 10, 2025 17,750 Disposed
Dec. 3, 2021 CRSP Restricted Stock Units Common Shares (80,000) 80,000 Acquired
Oct. 15, 2021 CRSP Stock Option (Right to Buy) Common Shares (33,000) $1.81 Sept. 10, 2025 33,000 Disposed
Oct. 15, 2021 CRSP Stock Option (Right to Buy) Common Shares (43,000) $97.00 Oct. 15, 2031 43,000 Acquired
Aug. 5, 2021 CRSP Stock Option (Right to Buy) Common Stock (28,500) $12.57 July 15, 2026 28,500 Disposed
Aug. 4, 2021 CRSP Stock Option (Right to Buy) Common Shares (30,000) $12.57 July 15, 2026 1,500 Disposed
June 18, 2021 BDTX Stock Option (Right to Buy) Common Stock (15,000) $12.55 June 17, 2031 15,000 Acquired
June 15, 2021 CRSP Stock Option (Right to Buy) Common Shares (30,000) $12.57 July 15, 2026 30,000 Disposed
April 20, 2021 BDTX Stock Option (Right to Buy) Common Stock (14,921) $24.33 April 19, 2031 14,921 Acquired
March 11, 2021 CRSP Restricted Stock Units Common Shares (36,000) 36,000 Acquired
March 11, 2021 CRSP Stock Option (Right to Buy) Common Shares (100,000) $133.88 March 11, 2031 100,000 Acquired
Jan. 15, 2021 CRSP Stock Option (Right to Buy) Common Shares (20,000) $1.81 Sept. 10, 2025 20,000 Disposed
Dec. 29, 2020 CRSP Stock Option (right to buy) Common Shares (13,800) $1.81 Sept. 10, 2025 13,800 Disposed
Dec. 10, 2020 CRSP Stock Option (Right to Buy) Common Shares (20,000) $1.81 Sept. 10, 2025 20,000 Disposed
Oct. 5, 2020 CRSP Stock Option (Right to Buy) Common Shares (47,333) $86.75 Oct. 5, 2030 47,333 Acquired
June 1, 2020 CRSP Stock Option (Right to Buy) Common Shares (17,275) $1.81 Sept. 10, 2025 17,275 Disposed
May 20, 2020 CRSP Stock Option (Right to Buy) Common Shares (10,693) $1.81 Sept. 10, 2025 10,693 Disposed
May 19, 2020 CRSP Stock Option (Right to Buy) Common Shares (4,307) $1.81 Sept. 10, 2025 4,307 Disposed
March 10, 2020 CRSP Restricted Stock Units Common Shares (35,500) 35,500 Acquired
March 10, 2020 CRSP Stock Option (Right to Buy) Common Shares (142,000) $44.67 March 10, 2030 142,000 Acquired
Dec. 16, 2019 CRSP Stock Option (Right to Buy) Common Shares (8,000) $1.81 Sept. 10, 2025 8,000 Disposed
Dec. 3, 2019 CRSP Restricted Stock Units Common Shares (120,000) 120,000 Acquired
June 17, 2019 CRSP Stock Option (Right to Buy) Common Shares (20,000) $1.81 Sept. 10, 2025 20,000 Disposed
April 29, 2019 CRSP Stock Option (Right to Buy) Common Shares (20,000) $1.81 Sept. 10, 2025 20,000 Disposed
March 5, 2019 CRSP Stock Option (Right to Buy) Common Shares (250,000) $40.87 March 5, 2029 250,000 Acquired
Dec. 7, 2018 CRSP Stock Options (Right to Buy) Common Shares (21,500) $1.81 Sept. 10, 2025 21,500 Disposed
June 15, 2018 CRSP Stock Option (Right to Buy) Common Shares (109,000) $59.31 June 15, 2028 109,000 Acquired
June 1, 2018 CRSP Employee Stock Option (right to buy) Common Shares (15,000) $1.81 Sept. 10, 2025 15,000 Disposed
April 16, 2018 CRSP Stock Option (Right to Buy) Common Shares (75,000) $19.12 Dec. 1, 2027 75,000 Disposed
March 7, 2018 CRSP Stock Option (Right to Buy) Common Shares (136,000) $51.49 March 7, 2028 136,000 Acquired
Dec. 21, 2017 CRSP Employee Stock Option (right to buy) Common Shares (15,000) $1.81 Sept. 10, 2025 15,000 Disposed
Dec. 1, 2017 CRSP Stock option (right to buy) Common Shares (75,000) $19.12 Dec. 1, 2027 75,000 Disposed
Dec. 1, 2017 CRSP Stock Option (Right to Buy) Common Shares (260,000) $19.12 Dec. 1, 2027 260,000 Acquired

Showing latest 100 of 108 transactions

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 7 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Sept. 6, 2024 ORKA Stock Option (Right to Buy)→ Common Stock (142,852) 142,852 Direct
Sept. 6, 2024 ORKA Stock Option (Right to Buy)→ Common Stock (57,140) 57,140 Direct
May 27, 2021 CNTA Share Option (right to buy)→ Ordinary Shares [F2,F3] (208,474) 208,474 Direct
Jan. 29, 2020 BDTX Stock Option (Right to Buy)→ Common Stock (53,053) 53,053 Direct
Oct. 18, 2016 CRSP Common Shares 134,047 Direct
Oct. 18, 2016 CRSP Stock Options (Right to Buy)→ Common Shares (321,712) 321,712 Direct
Oct. 18, 2016 CRSP Stock Options (Right to Buy)→ Common Shares (93,333) 93,333 Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2025 $768,622 $659,093 $7,000 $7,678,477
2024 $746,235 $637,285 $11,481 $33,175,626
2023 $724,500 $618,723 $11,578 $12,322,196

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.