Insider at

04

Insider transactions

05
0 buys (P) 9 sells (S) Net: $-8,602,966 + 39 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

39 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 23, 2026 SRRK S 10b5-1 200 $48.48 $9,696 98,445 Direct -0.20% Disposed -12.4% (price as of 2026-10-06)
Feb. 23, 2026 SRRK S 10b5-1 857 $47.86 $41,016 98,645 Direct -0.86% Disposed -11.3% (price as of 2026-10-06)
Feb. 23, 2026 SRRK S 10b5-1 7,427 $46.94 $348,623 99,502 Direct -6.95% Disposed -9.6% (price as of 2026-10-06)
Feb. 17, 2026 SRRK S 7,989 $46.53 $371,728 106,929 Direct -6.95% Disposed -8.8% (price as of 2026-10-06)
Jan. 22, 2026 SRRK S 10b5-1 2,119 $45.87 $97,199 98,439 Direct -2.11% Disposed -7.5% (price as of 2026-10-06)
Jan. 22, 2026 SRRK S 10b5-1 12,779 $46.85 $598,696 85,660 Direct -12.98% Disposed -9.4% (price as of 2026-10-06)
Jan. 16, 2026 SRRK S 8,406 $44.48 $373,899 100,558 Direct -7.71% Disposed -4.6% (price as of 2026-10-06)
Jan. 14, 2026 SRRK S 10b5-1 13,112 $45.20 $592,662 108,964 Direct -10.74% Disposed -6.1% (price as of 2026-10-06)
Dec. 4, 2025 SRRK S 10b5-1 136,462 $45.21 $6,169,447 108,964 Direct -55.60% Disposed -6.1% (price as of 2026-10-06)
Sept. 22, 2025 SRRK S 10b5-1 3,353 $30.67 $102,837 108,964 Direct -2.99% Disposed 38.4% (price as of 2026-10-06)
Sept. 16, 2025 SRRK S 3,178 $33.52 $106,527 112,317 Direct -2.75% Disposed 26.6% (price as of 2026-10-06)
July 8, 2025 SRRK S 10b5-1 24,066 $34.44 $828,833 115,495 Direct -17.24% Disposed 23.3% (price as of 2026-10-06)
June 16, 2025 SRRK S 3,668 $32.00 $117,376 139,561 Direct -2.56% Disposed 32.7% (price as of 2026-10-06)
Feb. 19, 2025 SRRK S 10b5-1 39,967 $37.20 $1,486,772 139,627 Direct -22.25% Disposed 14.1% (price as of 2026-10-06)
Feb. 19, 2025 SRRK S 10b5-1 8,341 $37.56 $313,288 131,286 Direct -5.97% Disposed 13.0% (price as of 2026-10-06)
Feb. 19, 2025 SRRK S 10b5-1 20,202 $37.74 $762,423 111,084 Direct -15.39% Disposed 12.5% (price as of 2026-10-06)
Feb. 18, 2025 SRRK S 10b5-1 4,135 $36.83 $152,292 131,286 Direct -3.05% Disposed 15.3% (price as of 2026-10-06)
Jan. 16, 2025 SRRK S 7,347 $44.20 $324,737 135,421 Direct -5.15% Disposed -4.0% (price as of 2026-10-06)
Sept. 16, 2024 SRRK S 1,936 $8.58 $16,611 142,768 Direct -1.34% Disposed 394.8% (price as of 2026-10-06)
June 17, 2024 SRRK S 2,315 $8.98 $20,789 144,704 Direct -1.57% Disposed 372.7% (price as of 2026-10-06)
Feb. 16, 2024 SRRK S 2,512 $15.74 $39,539 147,019 Direct -1.68% Disposed 169.7% (price as of 2026-10-06)
Jan. 16, 2024 SRRK S 2,002 $15.93 $31,892 78,816 Direct -2.48% Disposed 166.5% (price as of 2026-10-06)
Dec. 14, 2023 SRRK S 24,662 $18.18 $448,355 80,818 Direct -23.38% Disposed 133.5% (price as of 2026-10-06)
Sept. 18, 2023 SRRK S 1,945 $6.34 $12,331 97,043 Direct -1.96% Disposed 569.6% (price as of 2026-10-06)

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
Jan. 14, 2026 SRRK Stock Option (Right to Buy) Common Stock (1,407) $18.08 Feb. 14, 2032 1,407 Disposed
Jan. 14, 2026 SRRK Stock Option (Right to Buy) Common Stock (321) $7.62 Oct. 10, 2032 321 Disposed
Jan. 14, 2026 SRRK Stock Option (Right to Buy) Common Stock (2,813) $10.00 Feb. 13, 2033 2,813 Disposed
Jan. 14, 2026 SRRK Stock Option (Right to Buy) Common Stock (5,893) $15.75 Feb. 12, 2034 5,893 Disposed
Jan. 14, 2026 SRRK Stock Option (Right to Buy) Common Stock (2,678) $35.15 March 10, 2035 2,678 Disposed
Dec. 4, 2025 SRRK Stock Option (Right to Buy) Common Stock (65,625) $26.05 Oct. 26, 2031 65,625 Disposed
Dec. 4, 2025 SRRK Stock Option (Right to Buy) Common Stock (21,093) $18.08 Feb. 14, 2032 21,093 Disposed
Dec. 4, 2025 SRRK Stock Option (Right to Buy) Common Stock (5,607) $4.86 June 16, 2032 5,607 Disposed
Dec. 4, 2025 SRRK Stock Option (Right to Buy) Common Stock (1,281) $7.62 Oct. 10, 2032 1,281 Disposed
Dec. 4, 2025 SRRK Stock Option (Right to Buy) Common Stock (11,250) $10.00 Feb. 13, 2033 11,250 Disposed
Dec. 4, 2025 SRRK Stock Option (Right to Buy) Common Stock (23,571) $15.75 Dec. 12, 2034 23,571 Disposed
Dec. 4, 2025 SRRK Stock Option (Right to Buy) Common Stock (8,035) $35.15 March 10, 2035 8,035 Disposed
March 10, 2025 SRRK Stock Option (Right to Buy) Common Stock (42,855) $35.15 March 10, 2035 42,855 Acquired
Feb. 19, 2025 SRRK Stock Option (Right to Buy) Common Stock (16,818) $4.86 June 16, 2032 16,818 Disposed
Feb. 19, 2025 SRRK Stock Option (Right to Buy) Common Stock (2,562) $7.62 Oct. 10, 2032 2,562 Disposed
Feb. 19, 2025 SRRK Stock Option (Right to Buy) Common Stock (11,250) $10.00 Feb. 13, 2033 11,250 Disposed
Feb. 19, 2025 SRRK Stock Option (Right to Buy) Common Stock (17,678) $15.75 Feb. 12, 2034 17,678 Disposed
Feb. 12, 2024 SRRK Stock Option (Right to Buy) Common Stock (94,285) $15.75 Feb. 12, 2034 94,285 Acquired
Dec. 14, 2023 SRRK Stock Option (Right to Buy) Common Stock (8,437) $10.00 Feb. 13, 2033 8,437 Disposed

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

Initial ownership (Form 3) 10 holdings

07

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

DateTickerSecuritySharesOwnership
June 22, 2023 SRRK Common Stock 21,000 Direct
June 22, 2023 SRRK Common Stock 22,500 Direct
June 22, 2023 SRRK Common Stock 22,425 Direct
June 22, 2023 SRRK Common Stock 5,125 Direct
June 22, 2023 SRRK Common Stock 33,750 Direct
June 22, 2023 SRRK Stock Option (Right to Buy)→ Common Stock (70,000) 70,000 Direct
June 22, 2023 SRRK Stock Option (Right to Buy)→ Common Stock (22,500) 22,500 Direct
June 22, 2023 SRRK Stock Option (Right to Buy)→ Common Stock (22,425) 22,425 Direct
June 22, 2023 SRRK Stock Option (Right to Buy)→ Common Stock (5,125) 5,125 Direct
June 22, 2023 SRRK Stock Option (Right to Buy)→ Common Stock (45,000) 45,000 Direct