InsiderTrades

Smith Michael Alexander

SEC CIK 1870278 · EDGAR

Buying vs selling by month open-market trades, last 57 months, INSM
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
INSMINSMED IncGC, Senior VP 37.6K — $33.12M 502021-07-082026-06-22

Most active insiders at INSM, 12 months

#InsiderTitleBoughtSold
1 Adsett RogerCOO —$48.25M
2 Lewis WilliamCOB, CEO, Dir —$32.79M
3 Flammer Martina M.D.Chief Medical Off —$23.32M
4 Schaeffer Orlov S NicoleChief People Strategy Off —$21.11M
5 LEE LEODir —$14.69M
6 Smith Michael AlexanderCLO —$14.00M
7 SHAROKY MELVIN MDDir —$4.74M
8 Brennan David RDir —$3.10M
9 ANDERSON ELIZABETH MDir —$2.98M
10 Bonstein SaraCFO —$2.13M

Transactions 50

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
T 2026-06-24 16:11 2026-06-22 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $95.82 -1,806 37.6K -5% -$173.1K
2026-06-05 16:14 2026-06-03 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $102.27 -2,159 39.5K -5% -$220.8K
T 2026-05-22 16:25 2026-05-22 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $108.47 -6,149 41.6K -13% -$667.0K
2026-05-15 16:07 2026-05-13 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $116.18 -4,109 47.8K -8% -$477.4K
DM 2026-03-31 2026-03-30 INSM INSMED Inc Smith Michael Alexander CLO M - OptEx $24.78 +19.6K 57.5K +52% +$486.6K
D 2026-03-31 2026-03-30 INSM INSMED Inc Smith Michael Alexander CLO S - Sale+OE $150.98 -19.6K 51.9K -27% -$2.96M
D 2026-02-25 2026-02-24 INSM INSMED Inc Smith Michael Alexander CLO M - OptEx $17.07 +20.2K 76.6K +36% +$345.6K
DM 2026-02-25 2026-02-24 INSM INSMED Inc Smith Michael Alexander CLO S - Sale+OE $155.77 -24.8K 51.9K -32% -$3.86M
2026-02-04 2026-02-03 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $156.27 -640 56.4K -1% -$100.0K
M 2026-01-08 2026-01-06+ INSM INSMED Inc Smith Michael Alexander CLO S - Sale $174.00 -3,158 58.8K -5% -$549.5K
D 2026-01-06 2026-01-02 INSM INSMED Inc Smith Michael Alexander CLO A - Grant — +5,293 60.2K +10% —
D 2025-11-05 2025-11-03 INSM INSMED Inc Smith Michael Alexander CLO M - OptEx $23.75 +27.1K 82.0K +49% +$644.3K
DM 2025-11-05 2025-11-03 INSM INSMED Inc Smith Michael Alexander CLO S - Sale+OE $183.78 -27.1K 64.8K -30% -$4.99M
DM 2025-09-04 2025-09-02 INSM INSMED Inc Smith Michael Alexander CLO S - Sale+OE $143.89 -24.3K 76.7K -24% -$3.49M
D 2025-09-04 2025-09-02 INSM INSMED Inc Smith Michael Alexander CLO M - OptEx $30.46 +12.8K 79.2K +19% +$389.3K
M 2025-07-15 2025-07-11+ INSM INSMED Inc Smith Michael Alexander CLO S - Sale $99.80 -1,681 67.3K -2% -$167.8K
2025-06-06 2025-06-05 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $73.50 -1,879 67.7K -3% -$138.1K
2025-06-04 2025-06-03 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $71.50 -1,448 69.6K -2% -$103.5K
M 2025-06-03 2025-05-30 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $69.65 -26.3K 91.0K -22% -$1.83M
D 2025-05-19 2025-05-15 INSM INSMED Inc Smith Michael Alexander CLO A - Grant $0.00 +5,578 97.4K +6% $0
M 2025-05-15 2025-05-13+ INSM INSMED Inc Smith Michael Alexander CLO S - Sale $67.62 -4,816 92.2K -5% -$325.7K
2025-02-07 2025-02-05 INSM INSMED Inc Smith Michael Alexander CLO A - Grant $0.00 +47.3K 117.3K +68% $0
2025-02-07 2025-02-06 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $80.90 -20.6K 96.6K -18% -$1.67M
DM 2025-01-10 2025-01-07+ INSM INSMED Inc Smith Michael Alexander CLO S - Sale $65.82 -3,689 64.6K -5% -$242.8K
D 2025-01-10 2025-01-08 INSM INSMED Inc Smith Michael Alexander CLO A - Grant — +5,706 70.3K +9% —
D 2024-09-16 2024-09-13 INSM INSMED Inc Smith Michael Alexander CLO M - OptEx $22.76 +7,000 95.7K +8% +$159.3K
DM 2024-09-16 2024-09-13 INSM INSMED Inc Smith Michael Alexander CLO S - Sale+OE $74.35 -27.9K 76.9K -27% -$2.07M
DM 2024-08-14 2024-08-12 INSM INSMED Inc Smith Michael Alexander CLO M - OptEx $15.59 +88.1K 176.8K +99% +$1.37M
DM 2024-08-14 2024-08-12 INSM INSMED Inc Smith Michael Alexander CLO S - Sale+OE $72.96 -88.1K 88.7K -50% -$6.43M
2024-07-10 2024-07-08 INSM INSMED Inc Smith Michael Alexander CLO F - Tax $70.05 -730 88.7K -0.8% -$51.1K
DM 2024-05-30 2024-05-28 INSM INSMED Inc Smith Michael Alexander CLO M - OptEx $14.27 +39.0K 111.6K +54% +$556.1K
D 2024-05-30 2024-05-28 INSM INSMED Inc Smith Michael Alexander CLO S - Sale+OE $49.53 -44.7K 88.8K -33% -$2.22M
D 2024-05-15 2024-05-13 INSM INSMED Inc Smith Michael Alexander CLO A - Grant — +13.3K 99.7K +15% —
D 2024-05-15 2024-05-14 INSM INSMED Inc Smith Michael Alexander CLO S - Sale $25.40 -5,093 94.6K -5% -$129.4K
2024-01-11 2024-01-09 INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $28.76 -2,373 86.4K -3% -$68.2K
D 2024-01-05 2024-01-05 INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $29.31 -627 88.7K -0.7% -$18.4K
D 2024-01-05 2024-01-04 INSM INSMED Inc Smith Michael Alexander GC, Senior VP A - Grant — +11.8K 89.4K +15% —
2023-07-13 2023-07-11 INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $20.18 -740 77.1K -1.0% -$14.9K
M 2023-05-17 2023-05-15+ INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $18.77 -3,635 78.8K -4% -$68.2K
D 2023-05-15 2023-05-11 INSM INSMED Inc Smith Michael Alexander GC, Senior VP A - Grant — +26.4K 80.7K +49% —
2023-01-12 2023-01-10 INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $17.93 -1,836 54.3K -3% -$32.9K
D 2023-01-06 2023-01-05 INSM INSMED Inc Smith Michael Alexander GC, Senior VP A - Grant — +6,332 56.2K +13% —
D 2023-01-06 2023-01-05 INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $19.72 -720 49.8K -1% -$14.2K
2022-07-12 2022-07-12 INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $23.40 -941 50.5K -2% -$22.0K
M 2022-05-18 2022-05-16+ INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $19.82 -1,488 51.6K -3% -$29.5K
D 2022-05-13 2022-05-11 INSM INSMED Inc Smith Michael Alexander GC, Senior VP A - Grant — +14.6K 52.1K +39% —
2022-01-13 2022-01-11 INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $25.11 -407 37.4K -1% -$10.2K
D 2022-01-10 2022-01-06 INSM INSMED Inc Smith Michael Alexander GC, Senior VP A - Grant — +9,458 37.8K +33% —
M 2022-01-07 2022-01-05+ INSM INSMED Inc Smith Michael Alexander GC, Senior VP S - Sale $27.06 -1,136 28.8K -4% -$30.7K
D 2021-07-09 2021-07-08 INSM INSMED Inc Smith Michael Alexander GC, Senior VP A - Grant — +6,722 29.2K +30% —

Purchase Sale Sale after option exercise All abbreviations