Insider at

04

Insider transactions

05
0 buys (P) 6 sells (S) Net: $-2,132,573 + 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
June 3, 2026 INSM S 2,404 $102.27 $245,857 69,082 Direct -3.36% Disposed 1.5% (price as of 2026-10-05)
May 13, 2026 INSM S 8,272 $116.18 $961,041 71,486 Direct -10.37% Disposed -10.6% (price as of 2026-10-05)
Feb. 3, 2026 INSM S 748 $156.34 $116,942 79,758 Direct -0.93% Disposed -33.6% (price as of 2026-10-05)
Jan. 8, 2026 INSM S 1,447 $174.17 $252,024 80,506 Direct -1.77% Disposed -40.4% (price as of 2026-10-05)
Jan. 7, 2026 INSM S 1,678 $175.07 $293,767 81,953 Direct -2.01% Disposed -40.7% (price as of 2026-10-05)
Jan. 6, 2026 INSM S 1,517 $173.33 $262,942 83,631 Direct -1.78% Disposed -40.1% (price as of 2026-10-05)
July 21, 2025 INSM S 10b5-1 32,090 $102.38 $3,285,374 99,815 Direct -24.33% Disposed 1.4% (price as of 2026-10-05)
July 21, 2025 INSM S 10b5-1 26,310 $103.03 $2,710,719 73,505 Direct -26.36% Disposed 0.8% (price as of 2026-10-05)
July 7, 2025 INSM S 10b5-1 35,583 $95.66 $3,403,870 106,198 Direct -25.10% Disposed 8.5% (price as of 2026-10-05)
July 7, 2025 INSM S 10b5-1 22,181 $96.19 $2,133,590 84,017 Direct -20.89% Disposed 7.9% (price as of 2026-10-05)
June 23, 2025 INSM S 10b5-1 49,104 $101.71 $4,994,368 102,197 Direct -32.45% Disposed 2.1% (price as of 2026-10-05)
June 23, 2025 INSM S 10b5-1 8,661 $102.15 $884,721 93,536 Direct -8.47% Disposed 1.6% (price as of 2026-10-05)
June 10, 2025 INSM S 10b5-1 7,277 $87.12 $633,972 153,901 Direct -4.51% Disposed 19.2% (price as of 2026-10-05)
June 10, 2025 INSM S 10b5-1 7,310 $88.29 $645,400 146,591 Direct -4.75% Disposed 17.6% (price as of 2026-10-05)
June 10, 2025 INSM S 10b5-1 20,926 $88.99 $1,862,205 125,665 Direct -14.28% Disposed 16.7% (price as of 2026-10-05)
June 10, 2025 INSM S 10b5-1 15,825 $89.85 $1,421,876 109,840 Direct -12.59% Disposed 15.6% (price as of 2026-10-05)
June 10, 2025 INSM S 10b5-1 6,328 $90.93 $575,405 103,512 Direct -5.76% Disposed 14.2% (price as of 2026-10-05)
June 10, 2025 INSM S 10b5-1 100 $91.66 $9,166 103,412 Direct -0.10% Disposed 13.3% (price as of 2026-10-05)
June 3, 2025 INSM S 1,579 $71.50 $112,898 113,288 Direct -1.37% Disposed 45.2% (price as of 2026-10-05)
May 14, 2025 INSM S 1,634 $65.61 $107,207 108,359 Direct -1.49% Disposed 58.3% (price as of 2026-10-05)
May 13, 2025 INSM S 8,870 $67.81 $601,475 109,993 Direct -7.46% Disposed 53.1% (price as of 2026-10-05)
Feb. 18, 2025 INSM S 10b5-1 17,622 $80.28 $1,414,694 119,563 Direct -12.85% Disposed 29.3% (price as of 2026-10-05)
Feb. 18, 2025 INSM S 10b5-1 700 $81.00 $56,700 118,863 Direct -0.59% Disposed 28.2% (price as of 2026-10-05)
Feb. 12, 2025 INSM S 10b5-1 5,019 $80.00 $401,520 137,185 Direct -3.53% Disposed 29.8% (price as of 2026-10-05)
Feb. 11, 2025 INSM S 10b5-1 13,302 $80.00 $1,064,160 142,204 Direct -8.55% Disposed 29.8% (price as of 2026-10-05)
Feb. 6, 2025 INSM S 28,390 $80.90 $2,296,751 155,506 Direct -15.44% Disposed 28.3% (price as of 2026-10-05)
Jan. 10, 2025 INSM S 1,066 $63.72 $67,926 118,863 Direct -0.89% Disposed 62.9% (price as of 2026-10-05)
Jan. 8, 2025 INSM S 1,464 $66.05 $96,697 113,272 Direct -1.28% Disposed 57.2% (price as of 2026-10-05)
Jan. 7, 2025 INSM S 3,470 $65.70 $227,979 114,736 Direct -2.94% Disposed 58.0% (price as of 2026-10-05)
May 29, 2024 INSM S 10b5-1 220,564 $50.00 $11,028,200 117,481 Direct -65.25% Disposed 107.7% (price as of 2026-10-05)
May 28, 2024 INSM S 10b5-1 20,724 $50.01 $1,036,407 338,045 Direct -5.78% Disposed 107.6% (price as of 2026-10-05)
May 14, 2024 INSM S 11,088 $25.32 $280,748 117,481 Direct -8.62% Disposed 310.1% (price as of 2026-10-05)
Jan. 9, 2024 INSM S 4,497 $29.18 $131,222 114,051 Direct -3.79% Disposed 255.8% (price as of 2026-10-05)
Dec. 22, 2023 INSM S 10b5-1 13,199 $30.00 $395,970 105,241 Direct -11.14% Disposed 246.1% (price as of 2026-10-05)
May 16, 2023 INSM S 1,610 $18.47 $29,737 117,619 Direct -1.35% Disposed 462.2% (price as of 2026-10-05)
May 15, 2023 INSM S 2,210 $19.30 $42,653 119,229 Direct -1.82% Disposed 438.0% (price as of 2026-10-05)

Showing latest 100 of 120 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 11, 2026 XLO Stock Option (right to buy) Common Stock (5,000) $7.99 June 10, 2036 5,000 Acquired
Jan. 2, 2026 INSM Stock Option (right to buy) Common Stock (31,280) $177.12 Jan. 2, 2036 31,280 Acquired
July 21, 2025 INSM Stock Option (right to buy) Common Stock (3,443) $26.46 May 12, 2031 3,443 Disposed
July 21, 2025 INSM Stock Option (right to buy) Common Stock (11,455) $28.88 Feb. 3, 2030 11,455 Disposed
July 21, 2025 INSM Stock Option (right to buy) Common Stock (15,890) $29.13 Jan. 4, 2034 15,890 Disposed
July 21, 2025 INSM Stock Option (right to buy) Common Stock (17,100) $34.03 Jan. 7, 2031 17,100 Disposed
July 7, 2025 INSM Stock Option (right to buy) Common Stock (6,244) $19.74 Jan. 5, 2033 6,244 Disposed
July 7, 2025 INSM Stock Option (right to buy) Common Stock (4,362) $24.70 May 12, 2030 4,362 Disposed
July 7, 2025 INSM Stock Option (right to buy) Common Stock (23,565) $26.43 Jan. 6, 2032 23,565 Disposed
July 7, 2025 INSM Stock Option (right to buy) Common Stock (13,717) $26.46 May 12, 2031 13,717 Disposed
June 23, 2025 INSM Stock Option (right to buy) Common Stock (35,253) $18.95 May 11, 2033 35,253 Disposed
June 23, 2025 INSM Stock Option (right to buy) Common Stock (12,636) $19.74 Jan. 5, 2033 12,636 Disposed
June 11, 2025 XLO Stock Option (right to buy) Common Stock (31,000) $0.69 June 10, 2035 31,000 Acquired
June 10, 2025 INSM Stock Option (right to buy) Common Stock (24,150) $18.95 May 11, 2033 24,150 Disposed
June 10, 2025 INSM Stock Option (right to buy) Common Stock (23,740) $17.07 May 11, 2032 23,740 Disposed
May 15, 2025 INSM Stock Option (right to buy) Common Stock (31,610) $67.22 May 15, 2035 31,610 Acquired
Jan. 8, 2025 INSM Stock Option (right to buy) Common Stock (31,930) $65.72 Jan. 8, 2035 31,930 Acquired
June 14, 2024 XLO Stock Option (right to buy) Common Stock (25,000) $1.02 June 13, 2034 25,000 Acquired
May 29, 2024 INSM Stock Option (right to buy) Common Stock (76,731) $28.88 Feb. 3, 2030 76,731 Disposed
May 29, 2024 INSM Stock Option (right to buy) Common Stock (27,074) $24.70 May 12, 2030 27,074 Disposed
May 29, 2024 INSM Stock Option (right to buy) Common Stock (25,046) $34.03 Jan. 7, 2031 25,046 Disposed
May 29, 2024 INSM Stock Option (right to buy) Common Stock (39,446) $26.46 May 12, 2031 39,446 Disposed
May 29, 2024 INSM Stock Option (right to buy) Common Stock (20,111) $26.43 Jan. 6, 2032 20,111 Disposed
May 29, 2024 INSM Stock Option (right to buy) Common Stock (32,156) $17.07 May 11, 2032 32,156 Disposed
May 28, 2024 INSM Stock Option (right to buy) Common Stock (3,454) $28.88 Feb. 3, 2030 3,454 Disposed
May 28, 2024 INSM Stock Option (right to buy) Common Stock (3,454) $24.70 May 12, 2030 3,454 Disposed
May 28, 2024 INSM Stock Option (right to buy) Common Stock (3,454) $34.03 Jan. 7, 2031 3,454 Disposed
May 28, 2024 INSM Stock Option (right to buy) Common Stock (3,454) $26.46 May 12, 2031 3,454 Disposed
May 28, 2024 INSM Stock Option (right to buy) Common Stock (3,454) $26.43 Jan. 6, 2032 3,454 Disposed
May 28, 2024 INSM Stock Option (right to buy) Common Stock (3,454) $17.07 May 11, 2032 3,454 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
June 12, 2023 XLO Stock Option (right to buy) Common Stock (13,200) $2.80 June 11, 2033 13,200 Acquired
May 11, 2023 INSM Common Stock Common Stock (158,410) $18.95 May 11, 2033 158,410 Acquired
Jan. 5, 2023 INSM Stock Option (right to buy) Common Stock (37,760) $19.74 Jan. 5, 2033 37,760 Acquired
June 15, 2022 XLO Stock Option (right to buy) Common Stock (13,200) $2.28 June 14, 2032 13,200 Acquired
May 11, 2022 INSM Stock Option (right to buy) Common Stock (94,960) $17.07 May 11, 2032 94,960 Acquired
Jan. 6, 2022 INSM Stock Option (right to buy) Common Stock (62,840) $26.43 Jan. 6, 2032 62,840 Acquired
May 12, 2021 INSM Stock Option (right to buy) Common Stock (68,640) $26.46 May 12, 2031 68,640 Acquired
Jan. 7, 2021 INSM Stock Option (right to buy) Common Stock (45,600) $34.03 Jan. 7, 2031 45,600 Acquired
May 12, 2020 INSM Stock Option (right to buy) Common Stock (34,890) $24.70 May 12, 2030 34,890 Acquired
Feb. 3, 2020 INSM Stock Option (right to buy) Common Stock (91,640) $28.88 Feb. 3, 2030 91,640 Acquired

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

Initial ownership (Form 3) 2 holdings

07

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

DateTickerSecuritySharesOwnership
Aug. 6, 2026 LTGO Director Stock Option (right to buy)→ Common Stock (105,542) 105,542 Direct
Oct. 21, 2021 XLO Stock Option (right to buy)→ Common Stock (53,213) 53,213 Direct

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

INSM

CFO
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 $583,190 · $874,966 $2,624,787 $510,292 · $24,194 $4,617,429
2024 $530,170 · $749,990 $2,250,057 $462,250 · $19,538 $4,012,005
2023 $511,010 · $1,312,464 $2,436,713 $276,000 · $23,395 $4,559,582

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.