INSMED Inc - INSM

Insiders (Form 4) · last 180 days · showing up to 200 transactions · Form 144 is shown in the SEC filings tab · Updating…
Visible: 0
Transaction codes: P = Open-market purchase · S = Open-market sale · A = Grant/award · M = Exercise/conversion of derivative · G = Gift · F = Tax withholding · J = Other · A/D: A = Acquired (buy/receive) · D = Disposed (sell/give)
Filed Owner Title Code A/D Shares Price Value Shares after SEC
Apr 03, 2026 Chief Operating Officer M D 88,060.0 0.0 0.0 0.0 View
Apr 03, 2026 Chief Operating Officer S D 62,344.0 164.95 10,283,642.8 106,810.0 View
Apr 03, 2026 Chief Operating Officer S D 19,001.0 164.11 3,118,254.11 169,154.0 View
Apr 03, 2026 Chief Operating Officer S D 6,715.0 163.18 1,095,753.7 188,155.0 View
Apr 03, 2026 Chief Operating Officer M A 88,060.0 14.56 1,282,153.6 194,870.0 View
Mar 31, 2026 Chief Legal Officer M D 13,989.0 0.0 0.0 18,561.0 View
Mar 31, 2026 Chief Legal Officer M D 5,649.0 0.0 0.0 8,633.0 View
Mar 31, 2026 Chief Legal Officer S D 19,638.0 150.98 2,964,945.24 51,871.0 View
Mar 31, 2026 Chief Legal Officer M A 13,989.0 27.89 390,153.21 71,509.0 View
Mar 31, 2026 Chief Legal Officer M A 5,649.0 17.07 96,428.43 57,520.0 View
Mar 20, 2026 Chair and CEO M D 4,440.0 0.0 0.0 35,520.0 View
Mar 20, 2026 Chair and CEO M D 6,259.0 0.0 0.0 50,073.0 View
Mar 20, 2026 Chair and CEO S D 4,533.0 144.11 653,250.63 301,185.0 View
Mar 20, 2026 Chair and CEO S D 4,537.0 143.42 650,696.54 305,718.0 View
Mar 20, 2026 Chair and CEO S D 1,629.0 142.17 231,594.93 310,255.0 View
Mar 20, 2026 Chair and CEO M A 4,440.0 17.16 76,190.4 311,884.0 View
Mar 20, 2026 Chair and CEO M A 6,259.0 30.46 190,649.14 307,444.0 View
Mar 05, 2026 Chair and CEO M D 4,440.0 0.0 0.0 39,960.0 View
Mar 05, 2026 Chair and CEO M D 6,259.0 0.0 0.0 56,332.0 View
Mar 05, 2026 Chair and CEO S D 2,128.0 147.54 313,965.12 301,185.0 View
Mar 05, 2026 Chair and CEO S D 3,899.0 146.66 571,827.34 303,313.0 View
Mar 05, 2026 Chair and CEO S D 2,589.0 145.27 376,104.03 307,212.0 View
Mar 05, 2026 Chair and CEO S D 2,083.0 144.23 300,431.09 309,801.0 View
Mar 05, 2026 Chair and CEO M A 4,440.0 17.16 76,190.4 311,884.0 View
Mar 05, 2026 Chair and CEO M A 6,259.0 30.46 190,649.14 307,444.0 View
Mar 05, 2026 G D 100.0 0.0 0.0 242,776.0 View
Feb 27, 2026 G A 243.0 0.0 0.0 819.0 View
Feb 27, 2026 G A 243.0 0.0 0.0 5,007.0 View
Feb 27, 2026 G A 243.0 0.0 0.0 3,724.0 View
Feb 27, 2026 G A 243.0 0.0 0.0 5,423.0 View
Feb 27, 2026 G D 1,072.0 0.0 0.0 242,876.0 View
Feb 25, 2026 Chief Legal Officer M D 20,248.0 0.0 0.0 14,282.0 View
Feb 25, 2026 Chief Legal Officer S D 15,771.0 156.53 2,468,634.63 51,871.0 View
Feb 25, 2026 Chief Legal Officer S D 4,151.0 155.06 643,654.06 67,642.0 View
Feb 25, 2026 Chief Legal Officer S D 4,852.0 153.93 746,868.36 71,793.0 View
Feb 25, 2026 Chief Legal Officer M A 20,248.0 17.07 345,633.36 76,645.0 View
Feb 25, 2026 G D 6,000.0 0.0 0.0 60,933.0 View
Feb 23, 2026 Chair and CEO M D 4,440.0 0.0 0.0 44,400.0 View
Feb 23, 2026 Chair and CEO M D 6,259.0 0.0 0.0 62,591.0 View
Feb 23, 2026 Chair and CEO S D 1,030.0 153.38 157,981.4 301,185.0 View
Feb 23, 2026 Chair and CEO S D 2,377.0 151.92 361,113.84 302,215.0 View
Feb 23, 2026 Chair and CEO S D 3,413.0 151.12 515,772.56 304,592.0 View
Feb 23, 2026 Chair and CEO S D 1,891.0 150.1 283,839.1 308,005.0 View
Feb 23, 2026 Chair and CEO S D 1,988.0 149.17 296,549.96 309,896.0 View
Feb 23, 2026 Chair and CEO M A 4,440.0 17.16 76,190.4 311,884.0 View
Feb 23, 2026 Chair and CEO M A 6,259.0 30.46 190,649.14 307,444.0 View
Feb 11, 2026 G A 53,400.0 0.0 0.0 53,400.0 View
Feb 11, 2026 G D 53,400.0 0.0 0.0 44,323.0 View
Feb 11, 2026 Chair and CEO M D 6,259.0 0.0 0.0 68,850.0 View
Feb 11, 2026 Chair and CEO M D 4,440.0 0.0 0.0 48,840.0 View
Feb 11, 2026 Chair and CEO S D 1,287.0 148.83 191,544.21 301,185.0 View
Feb 11, 2026 Chair and CEO S D 7,221.0 148.02 1,068,852.42 302,472.0 View
Feb 11, 2026 Chair and CEO S D 4,888.0 147.17 719,366.96 309,693.0 View
Feb 11, 2026 Chair and CEO M A 6,259.0 30.46 190,649.14 314,581.0 View
Feb 11, 2026 Chair and CEO M A 4,440.0 17.16 76,190.4 308,322.0 View
Feb 06, 2026 Chief Medical Officer S D 869.0 152.44 132,470.36 83,243.0 View
Feb 04, 2026 Chief Medical Officer M D 7,982.0 0.0 0.0 23,948.0 View
Feb 04, 2026 Chief Medical Officer S D 795.0 155.77 123,837.15 84,112.0 View
Feb 04, 2026 Chief Medical Officer S D 100.0 156.86 15,686.0 84,907.0 View
Feb 04, 2026 Chief Medical Officer S D 3,042.0 155.46 472,909.32 85,007.0 View
Feb 04, 2026 Chief Medical Officer S D 3,349.0 154.56 517,621.44 88,049.0 View
Feb 04, 2026 Chief Medical Officer S D 928.0 153.16 142,132.48 91,398.0 View
Feb 04, 2026 Chief Medical Officer S D 563.0 152.06 85,609.78 92,326.0 View
Feb 04, 2026 Chief Medical Officer M A 7,982.0 65.72 524,577.04 92,889.0 View
Feb 04, 2026 Chief Legal Officer S D 640.0 156.27 100,012.8 56,397.0 View
Feb 04, 2026 Chair and CEO S D 3,009.0 156.34 470,427.06 303,882.0 View
Feb 04, 2026 Chief Financial Officer S D 748.0 156.34 116,942.32 79,758.0 View
Feb 04, 2026 Chief Operating Officer S D 791.0 156.17 123,530.47 106,810.0 View
Jan 22, 2026 Chair and CEO M D 4,440.0 0.0 0.0 53,280.0 View
Jan 22, 2026 Chair and CEO M D 6,259.0 0.0 0.0 75,109.0 View
Jan 22, 2026 Chair and CEO S D 254.0 160.7 40,817.8 306,891.0 View
Jan 22, 2026 Chair and CEO S D 2,229.0 159.85 356,305.65 307,145.0 View
Jan 22, 2026 Chair and CEO S D 5,967.0 158.99 948,693.33 309,374.0 View
Jan 22, 2026 Chair and CEO S D 1,243.0 158.37 196,853.91 315,341.0 View
Jan 22, 2026 Chair and CEO S D 1,006.0 156.8 157,740.8 316,584.0 View
Jan 22, 2026 Chair and CEO M A 4,440.0 17.16 76,190.4 317,590.0 View
Jan 22, 2026 Chair and CEO M A 6,259.0 30.46 190,649.14 313,150.0 View
Jan 13, 2026 Chair and CEO M D 4,440.0 0.0 0.0 57,720.0 View
Jan 13, 2026 Chair and CEO M D 6,259.0 0.0 0.0 81,368.0 View
Jan 13, 2026 Chair and CEO S D 315.0 174.86 55,080.9 306,891.0 View
Jan 13, 2026 Chair and CEO S D 297.0 172.36 51,190.92 307,206.0 View
Jan 13, 2026 Chair and CEO S D 297.0 171.31 50,879.07 307,503.0 View
Jan 13, 2026 Chair and CEO S D 160.0 170.24 27,238.4 307,800.0 View
Jan 13, 2026 Chair and CEO S D 6,996.0 169.57 1,186,311.72 307,960.0 View
Jan 13, 2026 Chair and CEO S D 7,176.0 168.63 1,210,088.88 314,956.0 View
Jan 13, 2026 Chair and CEO S D 3,974.0 167.73 666,559.02 322,132.0 View
Jan 13, 2026 Chair and CEO M A 4,440.0 17.16 76,190.4 326,106.0 View
Jan 13, 2026 Chair and CEO M A 6,259.0 30.46 190,649.14 321,666.0 View
Jan 13, 2026 Chief Medical Officer S D 1,887.0 186.19 351,340.53 84,907.0 View
Jan 08, 2026 Chief Medical Officer M D 8,570.0 0.0 0.0 0.0 View
Jan 08, 2026 Chief Medical Officer S D 3,251.0 174.17 566,226.67 86,794.0 View
Jan 08, 2026 Chief Medical Officer S D 1,660.0 173.87 288,624.2 90,045.0 View
Jan 08, 2026 Chief Medical Officer S D 1,434.0 175.84 252,154.56 91,705.0 View
Jan 08, 2026 Chief Medical Officer S D 1,615.0 173.33 279,927.95 93,139.0 View
Jan 08, 2026 Chief Medical Officer S D 957.0 175.01 167,484.57 94,754.0 View
Jan 08, 2026 Chief Medical Officer S D 2,830.0 174.21 493,014.3 95,711.0 View
Jan 08, 2026 Chief Medical Officer S D 4,783.0 173.47 829,707.01 98,541.0 View
Jan 08, 2026 Chief Medical Officer M A 8,570.0 26.43 226,505.1 103,324.0 View
Jan 08, 2026 Chief Financial Officer S D 1,447.0 174.17 252,023.99 80,506.0 View
Jan 08, 2026 Chief Financial Officer S D 1,678.0 175.07 293,767.46 81,953.0 View
Jan 08, 2026 Chief Financial Officer S D 1,517.0 173.33 262,941.61 83,631.0 View
Jan 08, 2026 Chief Operating Officer S D 2,059.0 174.17 358,616.03 107,601.0 View
Jan 08, 2026 Chief Operating Officer S D 802.0 175.07 140,406.14 109,660.0 View
Jan 08, 2026 Chief Operating Officer S D 1,429.0 173.33 247,688.57 110,462.0 View
Jan 08, 2026 Chair and CEO S D 3,223.0 174.17 561,349.91 315,407.0 View
Jan 08, 2026 Chair and CEO S D 2,357.0 175.07 412,639.99 318,630.0 View
Jan 08, 2026 Chair and CEO S D 4,096.0 173.33 709,959.68 320,987.0 View
Jan 08, 2026 Chief Legal Officer S D 1,053.0 174.17 183,401.01 57,037.0 View
Jan 08, 2026 Chief Legal Officer S D 709.0 175.07 124,124.63 58,090.0 View
Jan 08, 2026 Chief Legal Officer S D 1,396.0 173.33 241,968.68 58,799.0 View
Jan 06, 2026 Chief People Strategy Officer M D 87,290.0 0.0 0.0 0.0 View
Jan 06, 2026 Chief People Strategy Officer A A 27,600.0 0.0 0.0 27,600.0 View
Jan 06, 2026 Chief People Strategy Officer S D 200.0 177.78 35,556.0 41,754.0 View
Jan 06, 2026 Chief People Strategy Officer S D 9,125.0 177.17 1,616,676.25 41,954.0 View
Jan 06, 2026 Chief People Strategy Officer S D 12,832.0 176.08 2,259,458.56 51,079.0 View
Jan 06, 2026 Chief People Strategy Officer S D 34,103.0 175.17 5,973,822.51 63,911.0 View
Jan 06, 2026 Chief People Strategy Officer S D 31,030.0 174.28 5,407,908.4 98,014.0 View
Jan 06, 2026 Chief People Strategy Officer M A 87,290.0 13.91 1,214,203.9 129,044.0 View
Jan 06, 2026 Chief People Strategy Officer A A 5,293.0 41,754.0 View
Jan 06, 2026 Chief Legal Officer A A 27,600.0 0.0 0.0 27,600.0 View
Jan 06, 2026 Chief Legal Officer A A 5,293.0 60,195.0 View
Jan 06, 2026 Chief Medical Officer M D 7,945.0 0.0 0.0 31,780.0 View
Jan 06, 2026 Chief Medical Officer M D 4,358.0 0.0 0.0 8,715.0 View
Jan 06, 2026 Chief Medical Officer A A 31,280.0 0.0 0.0 31,280.0 View
Jan 06, 2026 Chief Medical Officer S D 702.0 175.73 123,362.46 94,754.0 View
Jan 06, 2026 Chief Medical Officer S D 655.0 174.28 114,153.4 95,456.0 View
Jan 06, 2026 Chief Medical Officer S D 1,820.0 173.45 315,679.0 96,111.0 View
Jan 06, 2026 Chief Medical Officer S D 286.0 171.92 49,169.12 97,931.0 View
Jan 06, 2026 Chief Medical Officer S D 2,836.0 171.19 485,494.84 98,217.0 View
Jan 06, 2026 Chief Medical Officer S D 3,205.0 170.61 546,805.05 101,053.0 View
Jan 06, 2026 Chief Medical Officer S D 2,799.0 169.29 473,842.71 104,258.0 View
Jan 06, 2026 Chief Medical Officer M A 7,945.0 29.13 231,437.85 107,057.0 View
Jan 06, 2026 Chief Medical Officer M A 4,358.0 19.74 86,026.92 99,112.0 View
Jan 06, 2026 Chief Medical Officer A A 5,645.0 94,754.0 View
Jan 06, 2026 Chief Medical Officer A A 5,998.0 89,109.0 View
Jan 06, 2026 Chair and CEO A A 110,400.0 0.0 0.0 110,400.0 View
Jan 06, 2026 Chair and CEO A A 21,172.0 325,083.0 View
Jan 06, 2026 Chief Financial Officer A A 31,280.0 0.0 0.0 31,280.0 View
Jan 06, 2026 Chief Financial Officer A A 5,645.0 85,148.0 View
Jan 06, 2026 Chief Financial Officer A A 5,998.0 79,503.0 View
Jan 06, 2026 Chief Operating Officer A A 31,280.0 0.0 0.0 31,280.0 View
Jan 06, 2026 Chief Operating Officer A A 5,998.0 111,891.0 View
Dec 19, 2025 Chair and CEO M D 6,259.0 0.0 0.0 87,627.0 View
Dec 19, 2025 Chair and CEO M D 4,440.0 0.0 0.0 62,160.0 View
Dec 19, 2025 Chair and CEO S D 51.0 171.2 8,731.2 303,911.0 View
Dec 19, 2025 Chair and CEO S D 362.0 170.26 61,634.12 303,962.0 View
Dec 19, 2025 Chair and CEO S D 1,938.0 169.58 328,646.04 304,324.0 View
Dec 19, 2025 Chair and CEO S D 2,175.0 168.54 366,574.5 306,262.0 View
Dec 19, 2025 Chair and CEO S D 1,431.0 167.29 239,391.99 308,437.0 View
Dec 19, 2025 Chair and CEO S D 1,783.0 166.6 297,047.8 309,868.0 View
Dec 19, 2025 Chair and CEO S D 697.0 165.21 115,151.37 311,651.0 View
Dec 19, 2025 Chair and CEO S D 447.0 164.24 73,415.28 312,348.0 View
Dec 19, 2025 Chair and CEO S D 1,465.0 163.19 239,073.35 312,795.0 View
Dec 19, 2025 Chair and CEO S D 350.0 162.26 56,791.0 314,260.0 View
Dec 19, 2025 Chair and CEO M A 6,259.0 30.46 190,649.14 314,610.0 View
Dec 19, 2025 Chair and CEO M A 4,440.0 17.16 76,190.4 308,351.0 View
Dec 09, 2025 S D 20,000.0 205.01 4,100,200.0 243,948.0 View
Dec 05, 2025 Chair and CEO M D 4,440.0 0.0 0.0 66,600.0 View
Dec 05, 2025 Chair and CEO M D 6,259.0 0.0 0.0 93,886.0 View
Dec 05, 2025 Chair and CEO S D 1,040.0 207.42 215,716.8 303,911.0 View
Dec 05, 2025 Chair and CEO S D 2,921.0 206.49 603,157.29 304,951.0 View
Dec 05, 2025 Chair and CEO S D 2,222.0 205.66 456,976.52 307,872.0 View
Dec 05, 2025 Chair and CEO S D 4,516.0 204.62 924,063.92 310,094.0 View
Dec 05, 2025 Chair and CEO M A 4,440.0 17.16 76,190.4 314,610.0 View
Dec 05, 2025 Chair and CEO M A 6,259.0 30.46 190,649.14 310,170.0 View
Dec 03, 2025 Chief Medical Officer M D 8,895.0 0.0 0.0 44,475.0 View
Dec 03, 2025 Chief Medical Officer S D 1,559.0 207.73 323,851.07 83,111.0 View
Dec 03, 2025 Chief Medical Officer S D 5,886.0 207.03 1,218,578.58 84,670.0 View
Dec 03, 2025 Chief Medical Officer S D 1,450.0 205.98 298,671.0 90,556.0 View
Dec 03, 2025 Chief Medical Officer M A 8,895.0 25.83 229,757.85 92,006.0 View
Nov 26, 2025 S D 5,000.0 204.58 1,022,900.0 58,729.0 View
Nov 18, 2025 S D 10,000.0 195.87 1,958,700.0 63,729.0 View
Nov 18, 2025 S D 15,174.0 197.4 2,995,347.6 54,677.0 View
Nov 18, 2025 S D 24,076.0 196.61 4,733,582.36 69,851.0 View
Nov 18, 2025 S D 14,944.0 195.39 2,919,908.16 93,927.0 View
Nov 18, 2025 S D 17,594.0 194.49 3,421,857.06 108,871.0 View
Nov 18, 2025 S D 3,212.0 193.51 621,554.12 126,465.0 View
Nov 14, 2025 Chief People Strategy Officer M D 30,000.0 0.0 0.0 15,760.0 View
Nov 14, 2025 Chief People Strategy Officer S D 164.0 195.88 32,124.32 36,461.0 View
Nov 14, 2025 Chief People Strategy Officer S D 19,183.0 194.44 3,729,942.52 36,625.0 View
Nov 14, 2025 Chief People Strategy Officer S D 6,575.0 193.64 1,273,183.0 55,808.0 View
Nov 14, 2025 Chief People Strategy Officer S D 4,078.0 192.45 784,811.1 62,383.0 View
Nov 14, 2025 Chief People Strategy Officer M A 30,000.0 26.46 793,800.0 66,461.0 View
Nov 13, 2025 Chief Medical Officer M D 18,277.0 0.0 0.0 54,833.0 View
Nov 13, 2025 Chief Medical Officer M D 12,949.0 0.0 0.0 12,949.0 View
Nov 13, 2025 Chief Medical Officer S D 2,913.0 191.04 556,499.52 83,111.0 View
Nov 13, 2025 Chief Medical Officer S D 10,622.0 190.33 2,021,685.26 86,024.0 View
Nov 13, 2025 Chief Medical Officer S D 12,224.0 189.36 2,314,736.64 96,646.0 View
Nov 13, 2025 Chief Medical Officer S D 5,467.0 188.38 1,029,873.46 108,870.0 View
Nov 13, 2025 Chief Medical Officer M A 18,277.0 18.95 346,349.15 114,337.0 View
Nov 13, 2025 Chief Medical Officer M A 12,949.0 17.07 221,039.43 96,060.0 View
Nov 10, 2025 G A 60,000.0 0.0 0.0 60,000.0 View
Nov 10, 2025 G D 60,000.0 0.0 0.0 66,933.0 View
Nov 05, 2025 Chief Legal Officer M D 27,130.0 0.0 0.0 0.0 View
Nov 05, 2025 Chief Legal Officer S D 1,400.0 187.97 263,158.0 54,902.0 View
Nov 05, 2025 Chief Legal Officer S D 1,572.0 187.15 294,199.8 56,302.0 View
Nov 05, 2025 Chief Legal Officer S D 3,636.0 185.93 676,041.48 57,874.0 View
Nov 05, 2025 Chief Legal Officer S D 3,243.0 184.91 599,663.13 61,510.0 View
Nov 05, 2025 Chief Legal Officer S D 4,032.0 183.92 741,565.44 64,753.0 View
Nov 05, 2025 Chief Legal Officer S D 4,286.0 182.6 782,623.6 68,785.0 View