Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 36 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

36 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
March 13, 2020 KALA P 6,337,135 $7.89 $49,999,995 10,874,613 Indirect +139.66% Acquired -100.0% (price as of 2026-10-05)
Feb. 3, 2020 BDTX P 136,539 $19.00 $2,594,241 353,814 Indirect +62.84% Acquired -90.0% (price as of 2026-10-05)
Feb. 3, 2020 BDTX P 77,803 $19.00 $1,478,257 311,926 Indirect +33.23% Acquired -90.0% (price as of 2026-10-05)
Feb. 3, 2020 BDTX P 785,658 $19.00 $14,927,502 1,924,164 Indirect +69.01% Acquired -90.0% (price as of 2026-10-05)
Oct. 3, 2018 KALA P 2,424,242 $8.25 $19,999,996 4,537,478 Indirect +114.72% Acquired -100.0% (price as of 2026-10-05)
Jan. 30, 2018 SLDB P 1,000,000 $16.00 $16,000,000 2,689,444 Indirect +59.19% Acquired -97.1% (price as of 2026-10-05)
Oct. 12, 2017 KALV P 850,000 $8.50 $7,225,000 1,441,070 Indirect +143.81% Acquired
July 25, 2017 KALA P 533,333 $15.00 $7,999,995 2,113,236 Indirect +33.76% Acquired -100.0% (price as of 2026-10-05)

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
May 16, 2023 BDTX Stock Option (Right to Buy) Common Stock (16,500) $1.82 May 15, 2033 16,500 Acquired
June 10, 2022 BDTX Stock Option (Right to Buy) Common Stock (15,000) $2.14 June 9, 2032 15,000 Acquired
June 18, 2021 BDTX Stock Option (Right to Buy) Common Stock (15,000) $12.55 June 17, 2031 15,000 Acquired
June 16, 2021 SLDB Director Stock Option (Right to Buy) Common Stock (30,000) $3.94 June 16, 2031 30,000 Acquired
June 16, 2020 SLDB Director Stock Option (Right to But) Common Stock (30,000) $3.03 June 16, 2030 30,000 Acquired
Feb. 3, 2020 BDTX Series C Preferred Stock Common Stock (30,526) · · 92,063 Disposed
Feb. 3, 2020 BDTX Series C Preferred Stock Common Stock (70,770) · · 213,429 Disposed
Feb. 3, 2020 BDTX Series C Preferred Stock Common Stock (181,783) · · 548,224 Disposed
Feb. 3, 2020 BDTX Series B Preferred Stock Common Stock (186,749) · · 563,204 Disposed
Feb. 3, 2020 BDTX Series B Preferred Stock Common Stock (163,353) · · 492,643 Disposed
Feb. 3, 2020 BDTX Series B Preferred Stock Common Stock (956,723) · · 2,885,295 Disposed
June 13, 2019 SLDB Director Stock Option (Right to Buy) Common Stock (10,000) $5.26 June 13, 2029 10,000 Acquired
June 5, 2019 KALA Stock Option (right to buy) Common Stock (21,000) $5.35 June 4, 2029 21,000 Acquired
Dec. 13, 2018 SLDB Director Stock Option (Right to Buy) Common Stock (8,165) $23.58 Dec. 13, 2028 8,165 Acquired
July 25, 2018 SLDB Director Stock Option (Right to Buy) Common Stock (1,835) $37.89 July 25, 2028 1,835 Acquired
June 12, 2018 KALA Stock Option (right to buy) Common Stock (12,960) $13.73 June 11, 2028 12,960 Acquired
Sept. 27, 2017 KALV Director Stock Option (Right to Buy) Common Stock (6,000) $6.71 Sept. 26, 2027 6,000 Acquired
July 25, 2017 KALA Series C Preferred Stock Common Stock (846,566) · · 4,409,170 Disposed
July 25, 2017 KALA Series B Preferred Stock Common Stock (733,337) · · 3,819,444 Disposed
July 19, 2017 KALA Stock Option (right to buy) Common Stock (12,960) $15.00 July 18, 2027 12,960 Acquired
March 23, 2017 KALV Director Stock Option (Right to Buy) Common Stock $7.88 March 22, 2027 12,000 Acquired

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

Initial ownership (Form 3) 9 holdings

07

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

DateTickerSecuritySharesOwnership
Jan. 29, 2020 BDTX Series B Preferred Stock→ Common Stock (956,723) 956,723 Indirect
Jan. 29, 2020 BDTX Series B Preferred Stock→ Common Stock (163,353) 163,353 Indirect
Jan. 29, 2020 BDTX Series B Preferred Stock→ Common Stock (186,749) 186,749 Indirect
Jan. 29, 2020 BDTX Series C Preferred Stock→ Common Stock (181,783) 181,783 Indirect
Jan. 29, 2020 BDTX Series C Preferred Stock→ Common Stock (70,770) 70,770 Indirect
Jan. 29, 2020 BDTX Series C Preferred Stock→ Common Stock (30,526) 30,526 Indirect
Jan. 25, 2018 SLDB Common Stock 1,689,444 Indirect
July 19, 2017 KALA Series B Preferred Stock→ Common Stock (733,337) 733,337 Indirect
July 19, 2017 KALA Series C Preferred Stock→ Common Stock (846,566) 846,566 Indirect