Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 19 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

19 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 7, 2025 INSM S 10 $78.91 $789 133,015 Direct -0.01% Disposed 40.8% (price as of 2026-10-02)
Feb. 6, 2025 INSM S 7,910 $80.90 $639,919 133,025 Direct -5.61% Disposed 37.4% (price as of 2026-10-02)
Jan. 10, 2025 INSM S 287 $65.40 $18,770 125,562 Direct -0.23% Disposed 69.9% (price as of 2026-10-02)
Jan. 8, 2025 INSM S 392 $66.21 $25,954 119,192 Direct -0.33% Disposed 67.8% (price as of 2026-10-02)
Jan. 7, 2025 INSM S 10b5-1 10,000 $65.98 $659,800 122,492 Direct -7.55% Disposed 68.4% (price as of 2026-10-02)
Jan. 7, 2025 INSM S 2,908 $65.87 $191,550 119,584 Direct -2.37% Disposed 68.7% (price as of 2026-10-02)
May 28, 2024 INSM S 1,602 $48.95 $78,418 121,657 Direct -1.30% Disposed 127.0% (price as of 2026-10-02)
May 28, 2024 INSM S 10b5-1 6,250 $50.00 $312,500 121,657 Direct -4.89% Disposed 122.2% (price as of 2026-10-02)
May 14, 2024 INSM S 5,088 $25.47 $129,591 123,259 Direct -3.96% Disposed 336.3% (price as of 2026-10-02)
Jan. 9, 2024 INSM S 1,861 $28.78 $53,560 113,829 Direct -1.61% Disposed 286.1% (price as of 2026-10-02)
Jan. 5, 2024 INSM S 1,167 $29.32 $34,216 115,690 Direct -1.00% Disposed 279.0% (price as of 2026-10-02)
Jan. 3, 2024 INSM S 10b5-1 20,071 $29.19 $585,872 103,984 Direct -16.18% Disposed 280.7% (price as of 2026-10-02)
May 25, 2023 INSM S 3,366 $18.95 $63,786 102,681 Direct -3.17% Disposed 486.4% (price as of 2026-10-02)
May 17, 2023 INSM S 1,913 $18.17 $34,759 106,047 Direct -1.77% Disposed 511.6% (price as of 2026-10-02)
May 16, 2023 INSM S 381 $18.44 $7,026 107,960 Direct -0.35% Disposed 502.6% (price as of 2026-10-02)
May 15, 2023 INSM S 593 $19.29 $11,439 108,341 Direct -0.54% Disposed 476.0% (price as of 2026-10-02)
Jan. 10, 2023 INSM S 779 $17.96 $13,991 77,272 Direct -1.00% Disposed 518.7% (price as of 2026-10-02)
Jan. 5, 2023 INSM S 1,160 $19.74 $22,898 70,453 Direct -1.62% Disposed 462.9% (price as of 2026-10-02)
Nov. 22, 2022 INSM S 7,154 $18.84 $134,781 71,613 Direct -9.08% Disposed 489.8% (price as of 2026-10-02)
Aug. 10, 2022 INSM S 258 $27.79 $7,170 78,767 Direct -0.33% Disposed 299.9% (price as of 2026-10-02)

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. 8, 2025 INSM Stock Option (right to buy) Common Stock (31,930) $65.72 Jan. 8, 2035 31,930 Acquired
Jan. 7, 2025 INSM Stock Option (right to buy) Common Stock (10,000) $16.07 Jan. 8, 2025 10,000 Disposed
May 28, 2024 INSM Stock Option (right to buy) Common Stock (6,250) $12.58 June 2, 2024 6,250 Disposed
May 13, 2024 INSM Stock Option (right to buy) Common Stock (71,160) $25.83 May 13, 2034 71,160 Acquired
Jan. 4, 2024 INSM Stock Option (right to buy) Common Stock (63,560) $29.13 Jan. 4, 2034 63,560 Acquired
Jan. 3, 2024 INSM Stock Option (right to buy) Common Stock (20,071) $19.11 Feb. 10, 2024 20,071 Disposed
May 11, 2023 INSM Stock Option (right to buy) Common Stock (146,220) $18.95 May 11, 2033 146,220 Acquired
Jan. 5, 2023 INSM Stock Option (right to buy) Common Stock (34,860) $19.74 Jan. 5, 2033 34,860 Acquired
May 23, 2022 INSM Stock Option (right to buy) Common Stock (164,580) $20.01 May 23, 2032 164,580 Acquired

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

Initial ownership (Form 3) 1 holding

07

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

DateTickerSecuritySharesOwnership
May 25, 2022 INSM Common Stock 51,901 Direct