Insider at

04

Insider transactions

05
0 buys (P) 21 sells (S) Net: $-5,670,239 + 44 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

44 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Sept. 21, 2026 TWST S 294 $165.49 $48,654 116,720 Direct -0.25% Disposed 14.0% (price as of 2026-10-02)
Sept. 8, 2026 TWST S 907 $122.62 $111,216 117,014 Direct -0.77% Disposed 53.9% (price as of 2026-10-02)
Aug. 21, 2026 TWST S 1,360 $139.07 $189,135 117,921 Direct -1.14% Disposed 35.7% (price as of 2026-10-02)
Aug. 3, 2026 TWST S 1,133 $85.32 $96,668 119,281 Direct -0.94% Disposed 121.1% (price as of 2026-10-02)
June 22, 2026 TWST S 291 $87.32 $25,410 120,414 Direct -0.24% Disposed 116.1% (price as of 2026-10-02)
June 15, 2026 TWST S 2,028 $82.17 $166,641 120,705 Direct -1.65% Disposed 129.6% (price as of 2026-10-02)
June 15, 2026 TWST S 24,109 $81.62 $1,967,777 122,733 Direct -16.42% Disposed 131.2% (price as of 2026-10-02)
June 8, 2026 TWST S 884 $69.84 $61,739 120,705 Direct -0.73% Disposed 170.1% (price as of 2026-10-02)
May 21, 2026 TWST S 1,399 $53.26 $74,511 121,589 Direct -1.14% Disposed 254.2% (price as of 2026-10-02)
May 4, 2026 TWST S 1,116 $57.15 $63,779 122,988 Direct -0.90% Disposed 230.1% (price as of 2026-10-02)
March 20, 2026 TWST S 297 $43.79 $13,006 124,104 Direct -0.24% Disposed 330.9% (price as of 2026-10-02)
March 6, 2026 TWST S 935 $46.43 $43,412 124,401 Direct -0.75% Disposed 306.4% (price as of 2026-10-02)
Feb. 23, 2026 TWST S 1,465 $46.71 $68,430 125,336 Direct -1.16% Disposed 303.9% (price as of 2026-10-02)
Feb. 17, 2026 TWST S 39,404 $52.40 $2,064,770 126,041 Direct -23.82% Disposed 260.1% (price as of 2026-10-02)
Feb. 3, 2026 TWST S 1,194 $46.58 $55,617 165,445 Direct -0.72% Disposed 305.0% (price as of 2026-10-02)
Dec. 22, 2025 TWST S 273 $34.56 $9,435 166,639 Direct -0.16% Disposed 445.9% (price as of 2026-10-02)
Dec. 8, 2025 TWST S 877 $32.88 $28,836 166,912 Direct -0.52% Disposed 473.8% (price as of 2026-10-02)
Nov. 21, 2025 TWST S 598 $26.50 $15,847 167,789 Direct -0.36% Disposed 612.0% (price as of 2026-10-02)
Nov. 3, 2025 TWST S 1,084 $32.08 $34,775 142,187 Direct -0.76% Disposed 488.1% (price as of 2026-10-02)
Oct. 30, 2025 TWST S 6,920 $31.44 $217,565 143,271 Direct -4.61% Disposed 500.1% (price as of 2026-10-02)
Oct. 6, 2025 TWST S 9,724 $32.19 $313,016 114,678 Direct -7.82% Disposed 486.1% (price as of 2026-10-02)
Oct. 2, 2025 TWST S 140 $29.16 $4,082 124,402 Direct -0.11% Disposed 547.0% (price as of 2026-10-02)
Sept. 22, 2025 TWST S 295 $27.56 $8,130 124,542 Direct -0.24% Disposed 584.6% (price as of 2026-10-02)
Sept. 8, 2025 TWST S 892 $25.76 $22,978 124,837 Direct -0.71% Disposed 632.4% (price as of 2026-10-02)
Aug. 21, 2025 TWST S 619 $25.96 $16,069 125,729 Direct -0.49% Disposed 626.8% (price as of 2026-10-02)
Aug. 4, 2025 TWST S 1,255 $28.36 $35,592 126,206 Direct -0.98% Disposed 565.3% (price as of 2026-10-02)
July 2, 2025 TWST S 142 $36.19 $5,139 127,461 Direct -0.11% Disposed 421.3% (price as of 2026-10-02)
June 20, 2025 TWST S 292 $35.76 $10,442 127,603 Direct -0.23% Disposed 427.6% (price as of 2026-10-02)
June 6, 2025 TWST S 853 $31.75 $27,083 127,895 Direct -0.66% Disposed 494.2% (price as of 2026-10-02)
May 21, 2025 TWST S 632 $29.75 $18,802 128,748 Direct -0.49% Disposed 534.2% (price as of 2026-10-02)
May 5, 2025 TWST S 1,101 $37.65 $41,453 129,380 Direct -0.84% Disposed 401.1% (price as of 2026-10-02)
April 2, 2025 TWST S 140 $38.73 $5,422 130,481 Direct -0.11% Disposed 387.1% (price as of 2026-10-02)
March 20, 2025 TWST S 291 $41.68 $12,129 130,621 Direct -0.22% Disposed 352.7% (price as of 2026-10-02)
March 6, 2025 TWST S 918 $40.91 $37,555 130,912 Direct -0.70% Disposed 361.2% (price as of 2026-10-02)
Feb. 21, 2025 TWST S 618 $44.18 $27,303 131,830 Direct -0.47% Disposed 327.0% (price as of 2026-10-02)
Feb. 3, 2025 TWST S 1,259 $49.35 $62,132 132,014 Direct -0.94% Disposed 282.3% (price as of 2026-10-02)
Jan. 3, 2025 TWST S 160 $45.59 $7,294 133,273 Direct -0.12% Disposed 313.8% (price as of 2026-10-02)
Dec. 20, 2024 TWST S 282 $44.90 $12,662 133,433 Direct -0.21% Disposed 320.2% (price as of 2026-10-02)
Dec. 6, 2024 TWST S 860 $52.70 $45,322 133,715 Direct -0.64% Disposed 258.0% (price as of 2026-10-02)
Nov. 11, 2024 TWST S 1,347 $48.00 $64,656 114,147 Direct -1.17% Disposed 293.1% (price as of 2026-10-02)
Nov. 6, 2024 TWST S 5,519 $44.60 $246,147 115,494 Direct -4.56% Disposed 323.0% (price as of 2026-10-02)
Nov. 6, 2024 TWST S 5,519 $44.60 $246,147 115,494 Direct -4.56% Disposed 323.0% (price as of 2026-10-02)
Nov. 4, 2024 TWST S 1,057 $41.56 $43,929 121,013 Direct -0.87% Disposed 354.0% (price as of 2026-10-02)
Oct. 2, 2024 TWST S 3,310 $43.21 $143,025 84,585 Direct -3.77% Disposed 336.6% (price as of 2026-10-02)
Sept. 20, 2024 TWST S 297 $46.94 $13,941 87,895 Direct -0.34% Disposed 301.9% (price as of 2026-10-02)
Sept. 6, 2024 TWST S 912 $39.16 $35,714 88,192 Direct -1.02% Disposed 381.8% (price as of 2026-10-02)
Aug. 5, 2024 TWST S 1,137 $39.93 $45,400 88,837 Direct -1.26% Disposed 372.5% (price as of 2026-10-02)
July 2, 2024 TWST S 322 $48.00 $15,456 89,974 Direct -0.36% Disposed 293.1% (price as of 2026-10-02)
June 20, 2024 TWST S 297 $49.41 $14,675 90,296 Direct -0.33% Disposed 281.8% (price as of 2026-10-02)
June 6, 2024 TWST S 918 $51.33 $47,121 90,593 Direct -1.00% Disposed 267.6% (price as of 2026-10-02)
May 3, 2024 TWST S 910 $37.13 $33,788 91,511 Direct -0.98% Disposed 408.1% (price as of 2026-10-02)
April 2, 2024 TWST S 229 $32.74 $7,497 92,421 Direct -0.25% Disposed 476.3% (price as of 2026-10-02)
March 20, 2024 TWST S 200 $33.52 $6,704 92,650 Direct -0.22% Disposed 462.9% (price as of 2026-10-02)
March 6, 2024 TWST S 600 $37.43 $22,458 92,850 Direct -0.64% Disposed 404.1% (price as of 2026-10-02)
Sept. 16, 2022 TWST S 8,514 $37.43 $318,679 14,199 Direct -37.49% Disposed 404.1% (price as of 2026-10-02)
June 15, 2022 TWST S 10,067 $30.47 $306,741 14,727 Direct -40.60% Disposed 519.2% (price as of 2026-10-02)

Showing latest 100 of 159 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
June 15, 2026 TWST Employee Stock Option (right to buy) Common Stock (26,137) $23.33 Oct. 23, 2029 26,137 Disposed
Sept. 16, 2022 TWST Employee Stock Option (right to buy) Common Stock (8,514) $5.95 March 21, 2026 8,514 Disposed
June 15, 2022 TWST Employee Stock Option (right to buy) Common Stock (2,531) $5.95 March 21, 2026 2,531 Disposed
June 14, 2021 TWST Employee Stock Option (right to buy) Common Stock (3,048) $26.66 Nov. 18, 2028 3,048 Disposed
June 14, 2021 TWST Employee Stock Option (right to buy) Common Stock (1,663) $23.33 Oct. 23, 2029 1,663 Disposed
June 14, 2021 TWST Employee Stock Option (right to buy) Common Stock (2,352) $8.82 Sept. 28, 2027 2,352 Disposed
June 14, 2021 TWST Employee Stock Option (right to buy) Common Stock (6,798) $5.95 March 21, 2026 6,798 Disposed
Sept. 16, 2020 TWST Employee Stock Option (right to buy) Common Stock (9,145) $8.82 Sept. 28, 2027 9,145 Disposed
Sept. 16, 2020 TWST Employee Stock Option (right to buy) Common Stock (17,843) $5.95 March 21, 2026 17,843 Disposed
Sept. 1, 2020 TWST Employee Stock Option (right to buy) Common Stock (17,880) $67.85 Aug. 31, 2030 17,880 Acquired
June 15, 2020 TWST Employee Stock Option (right to buy) Common Stock (16,833) $5.95 March 21, 2026 16,833 Disposed
Oct. 24, 2019 TWST Employee Stock Option (right to buy) Common Stock (27,800) $23.33 Oct. 23, 2029 27,800 Acquired
Nov. 19, 2018 TWST Employee Stock Option (right to buy) Common Stock (35,004) $26.66 Nov. 18, 2028 35,004 Acquired

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

Initial ownership (Form 3) 3 holdings

07

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

DateTickerSecuritySharesOwnership
Oct. 30, 2018 TWST Common Stock 0 Direct
Oct. 30, 2018 TWST Employee Stock Option (right to buy)→ Common Stock (52,519) 52,519 Direct
Oct. 30, 2018 TWST Employee Stock Option (right to buy)→ Common Stock (12,543) 12,543 Direct