Insider at

04

Insider transactions

05
0 buys (P) 2 sells (S) Net: $-143,228 + 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
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 18, 2026 COLL S 20 $34.05 $681 83,952 Direct -0.02% Disposed -35.3% (price as of 2026-10-02)
May 15, 2026 COLL S 4,127 $34.54 $142,547 83,972 Direct -4.68% Disposed -36.2% (price as of 2026-10-02)
Aug. 8, 2025 COLL S 11,659 $34.36 $400,603 23,129 Indirect -33.51% Disposed -35.9% (price as of 2026-10-02)
Aug. 8, 2025 SIBN S 12,132 $15.99 $193,991 91,767 Indirect -11.68% Disposed 13.1% (price as of 2026-10-02)
June 9, 2025 COLL S 6,601 $30.62 $202,123 70,658 Direct -8.54% Disposed -28.1% (price as of 2026-10-02)
Aug. 9, 2023 SIBN S 30,000 $20.54 $616,200 103,899 Indirect -22.40% Disposed -12.0% (price as of 2026-10-02)
June 16, 2021 SIBN S 12,591 $31.41 $395,483 331,366 Indirect -3.66% Disposed -42.4% (price as of 2026-10-02)
June 15, 2021 SIBN S 21,511 $31.11 $669,207 343,957 Indirect -5.89% Disposed -41.9% (price as of 2026-10-02)
June 14, 2021 SIBN S 17,990 $31.28 $562,727 365,468 Indirect -4.69% Disposed -42.2% (price as of 2026-10-02)
May 28, 2021 SIBN S 45,220 $30.06 $1,359,313 383,458 Indirect -10.55% Disposed -39.9% (price as of 2026-10-02)
May 27, 2021 SIBN S 26,367 $30.93 $815,531 428,678 Indirect -5.79% Disposed -41.5% (price as of 2026-10-02)
May 26, 2021 SIBN S 17,138 $31.85 $545,845 455,045 Indirect -3.63% Disposed -43.2% (price as of 2026-10-02)
May 25, 2021 SIBN S 1,696 $32.55 $55,205 472,183 Indirect -0.36% Disposed -44.5% (price as of 2026-10-02)
May 24, 2021 SIBN S 50,827 $32.54 $1,653,911 474,079 Indirect -9.68% Disposed -44.4% (price as of 2026-10-02)
May 24, 2021 SIBN S 200 $32.76 $6,552 473,879 Indirect -0.04% Disposed -44.8% (price as of 2026-10-02)
March 17, 2021 SIBN S 66,200 $31.63 $2,093,906 1,124,906 Indirect -5.56% Disposed -42.8% (price as of 2026-10-02)
March 17, 2021 SIBN S 600,000 $30.25 $18,150,000 524,906 Indirect -53.34% Disposed -40.2% (price as of 2026-10-02)
March 16, 2021 SIBN S 55,053 $30.33 $1,669,757 1,191,106 Indirect -4.42% Disposed -40.4% (price as of 2026-10-02)
March 15, 2021 SIBN S 80,887 $30.90 $2,499,408 1,246,159 Indirect -6.10% Disposed -41.5% (price as of 2026-10-02)
March 12, 2021 SIBN S 91,072 $31.39 $2,858,750 1,327,046 Indirect -6.42% Disposed -42.4% (price as of 2026-10-02)
March 11, 2021 SIBN S 63,928 $31.05 $1,984,964 1,418,118 Indirect -4.31% Disposed -41.8% (price as of 2026-10-02)
Dec. 3, 2020 SIBN S 47,886 $23.39 $1,120,054 1,482,046 Indirect -3.13% Disposed -22.7% (price as of 2026-10-02)
Dec. 2, 2020 SIBN S 100,000 $23.28 $2,328,000 1,529,932 Indirect -6.14% Disposed -22.3% (price as of 2026-10-02)
Oct. 19, 2020 SIBN S 190,053 $22.00 $4,181,166 2,129,932 Indirect -8.19% Disposed -17.8% (price as of 2026-10-02)
Sept. 18, 2020 STRO S 400,000 $12.00 $4,800,000 560,053 Indirect -41.66% Disposed -87.2% (price as of 2026-10-02)
Sept. 11, 2020 STRO S 500,000 $10.00 $5,000,000 960,053 Indirect -34.25% Disposed -84.7% (price as of 2026-10-02)
Aug. 19, 2020 STRO S 500,000 $8.72 $4,360,000 1,460,053 Indirect -25.51% Disposed -82.4% (price as of 2026-10-02)
Aug. 26, 2019 SIBN S 152,424 $18.40 $2,804,602 3,819,985 Indirect -3.84% Disposed -1.7% (price as of 2026-10-02)
Aug. 23, 2019 SIBN S 180 $20.03 $3,605 3,972,409 Indirect 0.00% Disposed -9.7% (price as of 2026-10-02)
Aug. 22, 2019 SIBN S 2,185 $20.05 $43,809 3,972,589 Indirect -0.05% Disposed -9.8% (price as of 2026-10-02)
Aug. 21, 2019 SIBN S 27,067 $20.14 $545,129 3,992,918 Indirect -0.67% Disposed -10.2% (price as of 2026-10-02)
Aug. 21, 2019 SIBN S 18,144 $20.17 $365,964 3,974,774 Indirect -0.45% Disposed -10.4% (price as of 2026-10-02)
Aug. 12, 2019 SIBN S 400,000 $18.25 $7,300,000 4,019,985 Indirect -9.05% Disposed -0.9% (price as of 2026-10-02)
Oct. 19, 2018 SIBN S 23,904 $15.00 $358,560 792,195 Indirect -2.93% Disposed 20.5% (price as of 2026-10-02)
Oct. 19, 2018 SIBN P 325,000 $15.00 $4,875,000 4,419,985 Indirect +7.94% Acquired 20.5% (price as of 2026-10-02)
June 22, 2017 TARA P 1,054 $1000.00 $1,054,000 1,054 Indirect · Acquired -100.0% (price as of 2026-10-02)

Showing latest 100 of 124 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
May 15, 2026 COLL Stock Option (Right to Purchase) Common Stock (8,700) $16.49 June 9, 2026 8,700 Disposed
June 9, 2025 COLL Stock Option (Right to Purchase) Common Stock (15,000) $13.45 Sept. 10, 2025 15,000 Disposed
June 6, 2024 STRO Stock Option (right to buy) Common Stock (35,000) $3.76 June 6, 2034 35,000 Acquired
June 8, 2023 STRO Stock Option (right to buy) Common Stock (25,000) $5.12 June 8, 2033 25,000 Acquired
June 6, 2022 STRO Stock Option (right to buy) Common Stock (18,500) $4.44 June 5, 2032 18,500 Acquired
June 3, 2021 STRO Stock Option (right to buy) Common Stock (18,500) $18.21 June 2, 2031 18,500 Acquired
June 5, 2020 STRO Stock Option (right to buy) Common Stock (12,000) $9.83 June 4, 2030 12,000 Acquired
May 20, 2020 COLL Stock Option (Right to Purchase) Common Stock (8,095) $22.05 May 20, 2030 8,095 Acquired
Nov. 8, 2019 TARA Series A Convertible Preferred Stock Common Stock (703,588) $0.99 · 700 Disposed
June 17, 2019 STRO Stock Option (right to buy Common Stock) Common Stock (11,610) $11.12 June 16, 2029 11,610 Acquired
June 13, 2019 SIBN Stock Options (Right to buy) Common Stock (15,741) $17.72 June 12, 2029 15,741 Acquired
April 25, 2019 COLL Stock Option (Right to Purchase) Common Stock (9,414) $14.57 April 25, 2029 9,414 Acquired
Oct. 19, 2018 SIBN Series 7 Preferred Stock Common Stock (398,676) · · 398,676 Disposed
Oct. 19, 2018 SIBN Series 6 Preferred Stock Common Stock (690,689) · · 652,347 Disposed
Oct. 19, 2018 SIBN Series 5 Preferred Stock Common Stock (792,195) · · 792,195 Disposed
Oct. 19, 2018 SIBN Series 4 Preferred Stock Common Stock (2,213,425) · · 2,213,425 Disposed
Oct. 19, 2018 SIBN Series 5 Preferred Stock Common Stock (23,904) · · 23,904 Disposed
Oct. 19, 2018 SIBN Series 5 Preferred Stock Common Stock (39,421) $9.10 · 39,421 Acquired
Oct. 19, 2018 SIBN Warrant (right to buy) Series 5 Preferred Stock (39,421) $9.10 · 39,421 Disposed
Oct. 1, 2018 STRO Series E Preferred Stock Common Stock (514,211) · · 18,698,578 Disposed
Oct. 1, 2018 STRO Series D Preferred Stock Common Stock (520,264) · · 12,846,023 Disposed
Oct. 1, 2018 STRO Series C Preferred Stock Common Stock (925,578) · · 25,015,635 Disposed
Sept. 26, 2018 STRO Stock Option (right to buy Common Stock) Common Stock (26,033) $15.00 Sept. 25, 2028 26,033 Acquired
June 8, 2018 TARA Stock Option (Right to Buy) Common Stock (12,700) $2.50 June 7, 2028 12,700 Acquired
May 24, 2018 COLL Stock Option (Right to Purchase) Common Stock (4,506) $24.95 May 24, 2028 4,506 Acquired
June 22, 2017 TARA Series A Convertible Preferred Stock Common Stock, $0.001 par value · · 1,054 Acquired
June 20, 2017 TARA Stock Option (Right to Buy) Common Stock, $0.001 par value (6,666) $1.30 June 19, 2027 6,666 Acquired
May 24, 2017 COLL Stock Option (Right to Purchase) Common Stock (19,853) $9.33 May 24, 2027 19,853 Acquired
June 9, 2016 TARA Stock Option (Right to Buy) Common Stock, $0.001 par value (6,666) $5.90 June 8, 2026 6,666 Acquired
June 9, 2016 COLL Stock Option (Right to Purchase) Common Stock (8,700) $16.49 June 9, 2026 8,700 Acquired
Sept. 10, 2015 COLL Stock Option (Right to Purchase) Common Stock (15,000) $13.45 Sept. 10, 2025 15,000 Acquired
June 2, 2015 TARA Stock Option (Right to Buy) Common Stock, $0.001 par value (6,666) $17.59 June 2, 2025 6,666 Acquired
May 12, 2015 COLL Series B Convertible Stock Common Stock · · 10,714,286 Disposed
May 12, 2015 COLL Series C Convertible Stock Common Stock · · 2,638,030 Disposed
May 12, 2015 COLL Series D Convertible Stock Common Stock · · 5,881,724 Disposed
Oct. 27, 2014 TARA Option (Right to Purchase) Series D Convertible Preferred Stock · · 1,389,064 Disposed
Oct. 27, 2014 TARA Warrants (Right to Buy) Common Stock $4.60 · 121,760 Disposed
Oct. 27, 2014 TARA Series D Convertible Preferred Stock Common Stock · · 3,932,747 Disposed
Oct. 27, 2014 TARA Series C Convertible Preferred Stock Common Stock · · 2,436,437 Disposed
Oct. 27, 2014 TARA Series B Convertible Preferred Stock Common Stock · · 2,173,913 Disposed
Oct. 27, 2014 TARA Series A-1 Convertible Preferred Stock Common Stock · · 2,341,664 Disposed
Oct. 27, 2014 TARA Series A Convertible Preferred Stock Common Stock · · 5,000,000 Disposed

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

Initial ownership (Form 3) 21 holdings

07

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

DateTickerSecuritySharesOwnership
Oct. 16, 2018 SIBN Series 4 Preferred Stock→ Common Stock (2,213,425) 2,213,425 Indirect
Oct. 16, 2018 SIBN Series 5 Preferred Stock→ Common Stock (776,678) 776,678 Indirect
Oct. 16, 2018 SIBN Series 6 Preferred Stock→ Common Stock (652,347) 652,347 Indirect
Oct. 16, 2018 SIBN Series 7 Preferred Stock→ Common Stock (398,676) 398,676 Indirect
Oct. 16, 2018 SIBN Warrant (right to buy)→ Series 5 Preferred Stock (39,421) 39,421 Indirect
Oct. 16, 2018 SIBN Stock Option (right to buy)→ Common Stock (22,222) 22,222 Direct
Sept. 26, 2018 STRO No securities beneficially held 0 Direct
Sept. 26, 2018 STRO Series C Preferred Stock→ Common Stock (25,015,635) 25,015,635 Indirect
Sept. 26, 2018 STRO Series D Preferred Stock→ Common Stock (12,846,023) 12,846,023 Indirect
Sept. 26, 2018 STRO Series E Preferred Stock→ Common Stock (18,698,578) 18,698,578 Indirect
May 6, 2015 COLL Series B Convertible Preferred Stock→ Common Stock · Indirect
May 6, 2015 COLL Series C Convertible Preferred Stock→ Common Stock · Indirect
May 6, 2015 COLL Series D Convertible Preferred Stock→ Common Stock · Indirect
Oct. 21, 2014 TARA Series A Convertible Preferred Stock→ Common Stock · Indirect
Oct. 21, 2014 TARA Series A-1 Convertible Preferred Stock→ Common Stock · Indirect
Oct. 21, 2014 TARA Series B Convertible Preferred Stock→ Common Stock · Indirect
Oct. 21, 2014 TARA Series C Convertible Preferred Stock→ Common Stock · Indirect
Oct. 21, 2014 TARA Series D Convertible Preferred Stock→ Common Stock · Indirect
Oct. 21, 2014 TARA Option (Right to Purchase)→ Series D Convertible Preferred Stock · Indirect
Oct. 21, 2014 TARA Warrants (Right to Buy)→ Common Stock · Indirect
Oct. 21, 2014 TARA Stock Option (Right to Buy)→ Common Stock · Direct