Insider at

04

Insider transactions

05
1 buys (P) 1 sells (S) Net: $14,219,066 + 88 non-open-market transactions below Avg return of open purchases vs now: 59.9% 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

88 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Sept. 17, 2026 CRSP S 13,679 $57.09 $780,934 16,637 Direct -45.12% Disposed 0.4% (price as of 2026-10-05)
Feb. 9, 2026 SGP P 937,500 $16.00 $15,000,000 6,035,038 Indirect +18.39% Acquired 59.9% (price as of 2026-10-05)
Sept. 16, 2024 MBX P 500,000 $16.00 $8,000,000 3,614,486 Indirect +16.05% Acquired 265.9% (price as of 2026-10-05)
July 17, 2023 SVRA P 333,333 $3.00 $999,999 24,471,264 Indirect +1.38% Acquired 59.3% (price as of 2026-10-05)
July 5, 2023 BDTX P 1,000,000 $5.00 $5,000,000 4,448,757 Indirect +29.00% Acquired -61.2% (price as of 2026-10-05)
April 11, 2022 TRVI P 3,000,000 $1.90 $5,700,000 3,000,000 Indirect · Acquired 622.1% (price as of 2026-10-05)
April 11, 2022 TRVI P 948,948 $1.90 $1,803,001 948,948 Indirect · Acquired 622.1% (price as of 2026-10-05)
April 11, 2022 TRVI P 2,631,578 $1.90 $4,999,998 10,421,428 Indirect +33.78% Acquired 622.1% (price as of 2026-10-05)
Oct. 18, 2021 TRVI P 1,851,852 · · 1,851,852 Indirect · Acquired (price as of 2026-10-05)
Oct. 18, 2021 TRVI P 1,851,852 · · 1,851,852 Indirect · Acquired (price as of 2026-10-05)
Oct. 18, 2021 TRVI P 1,851,852 · · 7,789,850 Indirect +31.19% Acquired (price as of 2026-10-05)
June 28, 2021 GLUE P 1,050,000 $19.00 $19,950,000 7,692,298 Indirect +15.81% Acquired -45.9% (price as of 2026-10-05)

Showing latest 100 of 133 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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Sept. 17, 2026 CRSP Stock Option (Right to Buy) Common Shares (30,000) $14.00 Oct. 18, 2026 30,000 Disposed
June 26, 2026 BDTX Stock Option (Right to Buy) Common Stock (40,000) $1.71 June 25, 2036 40,000 Acquired
June 11, 2026 GLUE Stock Option (Right to Buy) Common Stock (25,800) $17.10 June 11, 2036 25,800 Acquired
June 10, 2026 KRRO Stock Option (Right to Buy) Common Stock (14,677) $10.59 June 9, 2036 14,677 Acquired
June 10, 2026 NKTX Stock Option (right to buy) Common Stock (37,000) $2.46 June 9, 2036 37,000 Acquired
June 5, 2026 CRSP Stock Option (Right to Buy) Common Shares (13,000) $51.84 June 5, 2036 13,000 Acquired
March 10, 2026 KRRO Pre-Funded Warrants Common Stock (242,945) $0.00 · 242,945 Acquired
Feb. 9, 2026 SGP Series C-1 Preferred Stock Common Stock (1,370,168) · · 1,370,168 Disposed
Feb. 9, 2026 SGP Series C-2 Preferred Stock Common Stock (1,370,168) · · 1,370,168 Disposed
Feb. 9, 2026 SGP Series B Preferred Stock Common Stock (402,273) · · 402,273 Disposed
Feb. 9, 2026 SGP Series A Preferred Stock Common Stock (954,990) · · 954,990 Disposed
Feb. 9, 2026 SGP Series D Preferred Stock Common Stock (737,962) · · 737,962 Disposed
Feb. 9, 2026 SGP Series B Preferred Stock Common Stock (1,619,240) · · 1,619,240 Disposed
Feb. 5, 2026 SGP Stock Option (right to buy) Common Stock (27,400) $16.00 Feb. 5, 2036 27,400 Acquired
June 13, 2025 GLUE Stock Option (Right to Buy) Common Stock (30,700) $4.91 June 13, 2035 30,700 Acquired
June 12, 2025 BDTX Stock Option (Right to Buy) Common Stock (30,550) $2.43 June 11, 2035 30,550 Acquired
June 11, 2025 KRRO Stock Option (Right to Buy) Common Stock (6,010) $14.87 June 10, 2035 6,010 Acquired
June 5, 2025 NKTX Stock Option (right to buy) Common Stock (46,000) $1.83 June 4, 2035 46,000 Acquired
June 5, 2025 CRSP Stock Option (Right to Buy) Common Shares (13,000) $38.57 June 5, 2035 13,000 Acquired
Sept. 16, 2024 MBX Series B Convertible Preferred Stock Common Stock (2,091,383) · · 25,142,840 Disposed
Sept. 16, 2024 MBX Series A Convertible Preferred Stock Common Stock (1,023,103) · · 12,299,854 Disposed
June 13, 2024 NKTX Stock Option (right to buy) Common Stock (22,500) $6.23 June 12, 2034 22,500 Acquired
June 12, 2024 GLUE Stock Option (Right to Buy) Common Stock (22,100) $4.16 June 12, 2034 22,100 Acquired
June 11, 2024 KRRO Stock Option (Right to Buy) Common Stock (5,190) $42.19 June 10, 2034 5,190 Acquired
June 6, 2024 BDTX Stock Option (Right to Buy) Common Stock (30,550) $4.65 June 5, 2034 30,550 Acquired
June 4, 2024 CVRX Stock Option (right to buy) Common Stock (27,250) $6.49 June 4, 2034 27,250 Acquired
June 4, 2024 CVRX Stock Option (right to buy) Common Stock (20,961) $6.49 June 4, 2034 20,961 Acquired
May 30, 2024 CRSP Stock Option (Right to buy) Common Shares (13,000) $54.06 May 30, 2034 13,000 Acquired
Dec. 14, 2023 CVRX Stock Option (right to buy) Common Stock (316) $0.24 Dec. 14, 2023 316 Disposed
Nov. 3, 2023 KRRO Stock Option (Right to Buy) Common Stock (16,000) $14.98 Nov. 2, 2033 16,000 Acquired
June 14, 2023 GLUE Stock Option (Right to Buy) Common Stock (20,500) $6.59 June 13, 2033 20,500 Acquired
June 8, 2023 CRSP Stock Option (Right to Buy) Common Shares (13,000) $62.59 June 8, 2033 13,000 Acquired
June 7, 2023 NKTX Stock Option (right to buy) Common Stock (22,500) $4.86 June 6, 2033 22,500 Acquired
June 5, 2023 CVRX Stock Option (right to buy) Common Stock (12,012) $12.33 June 4, 2033 12,012 Disposed
May 16, 2023 BDTX Stock Option (right to buy) Common Stock (16,500) $1.82 May 15, 2033 16,500 Acquired
June 15, 2022 GLUE Stock Option (Right to Buy) Common Stock (15,000) $7.66 June 14, 2032 15,000 Acquired
June 10, 2022 BDTX Stock Option (Right to Buy) Common Stock (15,000) $2.14 June 9, 2032 15,000 Acquired
June 9, 2022 CRSP Stock Option (Right to Buy) Common Shares (12,000) $71.70 June 9, 2032 12,000 Acquired
June 8, 2022 NKTX Stock Option (right to buy) Common Stock (16,000) $14.95 June 7, 2032 16,000 Acquired
June 7, 2022 CVRX Stock Option (right to buy) Common Stock (26,985) $6.76 June 6, 2032 26,985 Acquired
April 11, 2022 TRVI Pre-Funded Warrants Common Stock (3,000,000) $0.00 · 3,000,000 Acquired
Oct. 18, 2021 TRVI 7-Year Common Stock Warrant Common Stock (1,851,852) $1.37 Oct. 18, 2028 1,851,852 Acquired
Oct. 18, 2021 TRVI 3.5-Year Common Stock Warrant Common Stock (1,851,852) $1.37 April 18, 2025 1,851,852 Acquired
June 29, 2021 CVRX Stock Option (right to buy) Common Stock (10,382) $18.00 June 28, 2031 10,382 Acquired
June 28, 2021 GLUE Series A-2 convertible preferred stock Common Stock (2,715,968) · · 9,588,725 Disposed
June 28, 2021 GLUE Series B convertible preferred stock Common Stock (3,257,328) · · 11,500,000 Disposed
June 28, 2021 GLUE Series C convertible preferred Stock Common Stock (669,002) · · 2,361,912 Disposed
June 23, 2021 GLUE Stock Option (Right to Buy) Common Stock (47,132) $19.00 June 22, 2031 47,132 Acquired
June 18, 2021 BDTX Stock Option (Right to Buy) Common Stock (15,000) $12.55 June 17, 2031 15,000 Acquired
June 13, 2021 NKTX Stock Option (right to buy) Common Stock (16,511) $25.03 June 12, 2031 16,511 Acquired
June 10, 2021 CRSP Stock Option (Right to Buy) Common Shares (10,000) $123.71 June 10, 2031 10,000 Acquired
July 9, 2020 NKTX Stock Option (right to buy) Common Stock (10,700) $18.00 July 8, 2030 10,700 Acquired
June 11, 2020 CRSP Stock Option (Right to Buy) Common Stock (15,000) $59.70 June 11, 2030 15,000 Acquired
April 3, 2020 TRVI Call Option (right to buy) Common Stock (1,500,000) $0.00 May 6, 2022 1,500,000 Disposed
Feb. 3, 2020 BDTX Series C Preferred Stock Common Stock (471,800) · · 1,422,862 Disposed
Feb. 3, 2020 BDTX Series B Preferred Stock Common Stock (2,176,957) · · 6,565,290 Disposed
July 22, 2019 MIRM Series A Preferred Stock Common Stock · · 29,889,945 Disposed
June 11, 2019 CRSP Stock Option (Right to Buy) Common Stock (15,000) $43.52 June 11, 2029 15,000 Acquired
May 9, 2019 TRVI Series C Preferred Stock Common Stock (1,938,562) · · 17,099,315 Disposed
June 15, 2018 CRSP Stock Option (Right to Buy) Common Shares (15,000) $59.31 June 15, 2028 15,000 Acquired
May 31, 2017 CRSP Stock Option (Right to Buy) Common Shares (15,000) $13.62 May 31, 2027 15,000 Acquired
Oct. 18, 2016 CRSP Stock Option (Right to Buy) Common Shares (30,000) $14.00 Oct. 18, 2016 30,000 Acquired

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

Initial ownership (Form 3) 28 holdings

07

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

DateTickerSecuritySharesOwnership
Feb. 5, 2026 SGP Series B Preferred Stock→ Common Stock (1,619,240) 1,619,240 Indirect
Feb. 5, 2026 SGP Series C-1 Preferred Stock→ Common Stock (1,370,168) 1,370,168 Indirect
Feb. 5, 2026 SGP Series C-2 Preferred Stock→ Common Stock (1,370,168) 1,370,168 Indirect
Feb. 5, 2026 SGP Series D Preferred Stock→ Common Stock (737,962) 737,962 Indirect
Feb. 5, 2026 SGP Series A Preferred Stock→ Common Stock (954,990) 954,990 Indirect
Feb. 5, 2026 SGP Series B Preferred Stock→ Common Stock (402,273) 402,273 Indirect
Sept. 12, 2024 MBX Series A Convertible Preferred Stock→ Common Stock (1,023,103) 1,023,103 Indirect
Sept. 12, 2024 MBX Series B Convertible Preferred Stock→ Common Stock (2,091,383) 2,091,383 Indirect
June 29, 2021 CVRX Stock Option→ Common Stock (316) 316 Direct
June 29, 2021 CVRX Stock Option→ Common Stock (316) 316 Direct
June 29, 2021 CVRX Stock Option→ Common Stock (316) 316 Direct
June 29, 2021 CVRX Stock Option→ Common Stock (758) 758 Direct
June 29, 2021 CVRX Stock Option→ Common Stock (758) 758 Direct
June 29, 2021 CVRX Stock Option→ Common Stock (758) 758 Direct
June 29, 2021 CVRX Stock Option→ Common Stock (758) 758 Direct
June 29, 2021 CVRX Stock Option→ Common Stock (1,264) 1,264 Direct
June 23, 2021 GLUE Series A-2 convertible preferred stock→ Common Stock (2,715,968) 2,715,968 Indirect
June 23, 2021 GLUE Series B convertible preferred stock→ Common Stock (3,257,328) 3,257,328 Indirect
June 23, 2021 GLUE Series C convertible preferred stock→ Common Stock (669,002) 669,002 Indirect
March 16, 2021 SVRA Common Stock 24,137,931 Indirect
Jan. 29, 2020 BDTX Series B Preferred Stock→ Common Stock (2,176,957) 2,176,957 Indirect
Jan. 29, 2020 BDTX Series C Preferred Stock→ Common Stock (471,800) 471,800 Indirect
July 17, 2019 MIRM Series A Preferred Stock→ Common Stock · Indirect
May 7, 2019 TRVI Series C Preferred Stock→ Common Stock (1,937,970) 1,937,970 Indirect
May 7, 2019 TRVI Stock Option (Right to Buy)→ Common Stock (1,500,000) 1,500,000 Indirect
Oct. 18, 2018 MRKR Common Stock 5,000,000 Indirect
Oct. 18, 2018 MRKR Warrant to Purchase Common Stock (right to buy)→ Common Stock (3,750,000) 3,750,000 Indirect
July 17, 2018 XFOR Common Stock 2,000,000 Indirect