Dyne Therapeutics, Inc. - DYN
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug 17, 2026 | — | S | D | 322,465.0 | 25.0 | 8,061,625.0 | 428,946.0 | View | |
| Aug 17, 2026 | — | S | D | 478,377.0 | 25.0 | 11,959,425.0 | 567,358.0 | View | |
| Aug 17, 2026 | — | S | D | 1,359,674.0 | 25.0 | 33,991,850.0 | 2,441,454.0 | View | |
| Aug 17, 2026 | — | S | D | 63,643.0 | 26.2 | 1,667,446.6 | 751,411.0 | View | |
| Aug 17, 2026 | — | S | D | 94,415.0 | 26.2 | 2,473,673.0 | 1,045,735.0 | View | |
| Aug 17, 2026 | — | S | D | 268,354.0 | 26.2 | 7,030,874.8 | 3,801,128.0 | View | |
| Aug 17, 2026 | Chief Commercial Officer | S | D | 226.0 | 26.28 | 5,939.28 | 153,982.0 | View | |
| Aug 17, 2026 | Chief Medical Officer | S | D | 1,556.0 | 26.28 | 40,891.68 | 167,599.0 | View | |
| Aug 17, 2026 | CEO & President | S | D | 4,986.0 | 26.28 | 131,032.08 | 363,165.0 | View | |
| Aug 17, 2026 | Chief Financial Officer | S | D | 1,797.0 | 26.28 | 47,225.16 | 119,766.0 | View | |
| Jul 29, 2026 | — | S | D | 5,388.0 | 26.0428 | 140,318.61 | 3,586,796.0 | View | |
| Jul 29, 2026 | — | S | D | 256,072.0 | 25.5024 | 6,530,450.57 | 3,592,184.0 | View | |
| Jul 08, 2026 | — | S | D | 5,000.0 | 23.61 | 118,050.0 | 2,962.0 | View | |
| Jul 08, 2026 | — | S | D | 11,665.0 | 23.62 | 275,527.3 | 815,054.0 | View | |
| Jul 08, 2026 | — | S | D | 49,193.0 | 23.17 | 1,139,801.81 | 826,719.0 | View | |
| Jul 08, 2026 | — | S | D | 14,844.0 | 23.62 | 350,615.28 | 1,140,150.0 | View | |
| Jul 08, 2026 | — | S | D | 62,543.0 | 23.17 | 1,449,121.31 | 1,154,994.0 | View | |
| Jul 08, 2026 | — | S | D | 29,587.0 | 23.62 | 698,844.94 | 4,069,482.0 | View | |
| Jul 08, 2026 | — | S | D | 124,379.0 | 23.17 | 2,881,861.43 | 4,099,069.0 | View | |
| Jul 08, 2026 | — | S | D | 100,019.0 | 22.79 | 2,279,433.01 | 875,912.0 | View | |
| Jul 08, 2026 | — | S | D | 127,182.0 | 22.79 | 2,898,477.78 | 1,217,537.0 | View | |
| Jul 08, 2026 | — | S | D | 253,039.0 | 22.79 | 5,766,758.81 | 4,223,448.0 | View | |
| Jun 30, 2026 | — | S | D | 40,702.0 | 21.14 | 860,440.28 | 975,931.0 | View | |
| Jun 30, 2026 | — | S | D | 51,756.0 | 21.14 | 1,094,121.84 | 1,344,719.0 | View | |
| Jun 30, 2026 | — | S | D | 102,969.0 | 21.14 | 2,176,764.66 | 4,476,487.0 | View | |
| Jun 30, 2026 | — | S | D | 64,411.0 | 21.28 | 1,370,666.08 | 1,016,633.0 | View | |
| Jun 30, 2026 | — | S | D | 81,903.0 | 21.28 | 1,742,895.84 | 1,396,475.0 | View | |
| Jun 30, 2026 | — | S | D | 162,954.0 | 21.28 | 3,467,661.12 | 4,579,456.0 | View | |
| Jun 26, 2026 | Chief Financial Officer | S | D | 2,362.0 | 20.37 | 48,113.94 | 121,563.0 | View | |
| Jun 26, 2026 | — | S | D | 5,019.0 | 21.1 | 105,900.9 | 1,081,044.0 | View | |
| Jun 26, 2026 | — | S | D | 6,382.0 | 21.1 | 134,660.2 | 1,478,378.0 | View | |
| Jun 26, 2026 | — | S | D | 12,699.0 | 21.1 | 267,948.9 | 4,742,410.0 | View | |
| Jun 26, 2026 | — | S | D | 19,973.0 | 21.02 | 419,832.46 | 1,086,063.0 | View | |
| Jun 26, 2026 | — | S | D | 25,397.0 | 21.02 | 533,844.94 | 1,484,760.0 | View | |
| Jun 26, 2026 | — | S | D | 50,530.0 | 21.02 | 1,062,140.6 | 4,755,109.0 | View | |
| Jun 26, 2026 | — | S | D | 30,774.0 | 21.13 | 650,254.62 | 1,106,036.0 | View | |
| Jun 26, 2026 | — | S | D | 39,131.0 | 21.13 | 826,838.03 | 1,510,157.0 | View | |
| Jun 26, 2026 | — | S | D | 77,855.0 | 21.13 | 1,645,076.15 | 4,805,639.0 | View | |
| Jun 24, 2026 | — | S | D | 1,657.0 | 21.4742 | 35,582.75 | 3,848,256.0 | View | |
| Jun 24, 2026 | — | S | D | 71,629.0 | 21.0357 | 1,506,766.16 | 3,849,913.0 | View | |
| Jun 24, 2026 | — | S | D | 190,676.0 | 20.5703 | 3,922,262.52 | 3,921,542.0 | View | |
| Jun 23, 2026 | — | A | A | 57,463.0 | 0.0 | 0.0 | 57,463.0 | View | |
| Jun 22, 2026 | — | S | D | 46,901.0 | 20.0715 | 941,373.42 | 4,112,218.0 | View | |
| Jun 22, 2026 | — | S | D | 37,454.0 | 20.1398 | 754,316.07 | 4,159,119.0 | View | |
| Jun 17, 2026 | Chief Commercial Officer | S | D | 145.0 | 18.33 | 2,657.85 | 154,208.0 | View | |
| Jun 17, 2026 | Chief Medical Officer | S | D | 887.0 | 18.33 | 16,258.71 | 169,155.0 | View | |
| Jun 17, 2026 | CEO & President | S | D | 2,683.0 | 18.33 | 49,179.39 | 368,151.0 | View | |
| Jun 09, 2026 | — | A | A | 35,152.0 | 0.0 | 0.0 | 35,152.0 | View | |
| Jun 09, 2026 | — | A | A | 35,152.0 | 0.0 | 0.0 | 35,152.0 | View | |
| Jun 09, 2026 | — | A | A | 35,152.0 | 0.0 | 0.0 | 35,152.0 | View | |
| Jun 09, 2026 | — | A | A | 35,152.0 | 0.0 | 0.0 | 35,152.0 | View | |
| Jun 09, 2026 | — | A | A | 35,152.0 | 0.0 | 0.0 | 35,152.0 | View | |
| Jun 09, 2026 | — | A | A | 35,152.0 | 0.0 | 0.0 | 35,152.0 | View | |
| Jun 09, 2026 | — | A | A | 35,152.0 | 0.0 | 0.0 | 35,152.0 | View | |
| Jun 09, 2026 | — | P | A | 2,000.0 | 16.94 | 33,880.0 | 24,500.0 | View | |
| Jun 05, 2026 | — | P | A | 2,500.0 | 17.48 | 43,700.0 | 22,500.0 | View | |
| May 28, 2026 | — | P | A | 2,000.0 | 18.21 | 36,420.0 | 20,000.0 | View | |
| May 22, 2026 | — | P | A | 2,500.0 | 17.12 | 42,800.0 | 18,000.0 | View | |
| May 14, 2026 | Chief Commercial Officer | S | D | 228.0 | 18.36 | 4,186.08 | 154,353.0 | View | |
| May 14, 2026 | Chief Medical Officer | S | D | 1,564.0 | 18.36 | 28,715.04 | 170,042.0 | View | |
| May 14, 2026 | Chief Financial Officer | S | D | 1,448.0 | 18.36 | 26,585.28 | 123,925.0 | View | |
| May 14, 2026 | CEO & President | S | D | 3,311.0 | 18.36 | 60,789.96 | 370,834.0 | View | |
| May 06, 2026 | — | S | D | 17,244.0 | 18.18 | 313,495.92 | 1,136,810.0 | View | |
| May 06, 2026 | — | S | D | 428.0 | 18.18 | 7,781.04 | 7,962.0 | View | |
| May 06, 2026 | — | S | D | 43,621.0 | 18.18 | 793,029.78 | 4,883,494.0 | View | |
| May 06, 2026 | — | S | D | 21,926.0 | 18.18 | 398,614.68 | 1,549,288.0 | View | |
| May 06, 2026 | — | S | D | 2,403.0 | 18.03 | 43,326.09 | 1,154,054.0 | View | |
| May 06, 2026 | — | S | D | 60.0 | 18.03 | 1,081.8 | 8,390.0 | View | |
| May 06, 2026 | — | S | D | 6,081.0 | 18.03 | 109,640.43 | 4,927,115.0 | View | |
| May 06, 2026 | — | S | D | 3,056.0 | 18.03 | 55,099.68 | 1,571,214.0 | View | |
| May 06, 2026 | — | S | D | 2,466.0 | 18.0 | 44,388.0 | 1,156,457.0 | View | |
| May 06, 2026 | — | S | D | 61.0 | 18.0 | 1,098.0 | 8,450.0 | View | |
| May 06, 2026 | — | S | D | 6,241.0 | 18.0 | 112,338.0 | 4,933,196.0 | View | |
| May 06, 2026 | — | S | D | 3,136.0 | 18.0 | 56,448.0 | 1,574,270.0 | View | |
| Apr 30, 2026 | — | S | D | 21.0 | 19.0 | 399.0 | 1,158,923.0 | View | |
| Apr 30, 2026 | — | S | D | 1.0 | 19.0 | 19.0 | 8,511.0 | View | |
| Apr 30, 2026 | — | S | D | 52.0 | 19.0 | 988.0 | 4,939,437.0 | View | |
| Apr 30, 2026 | — | S | D | 26.0 | 19.0 | 494.0 | 1,577,406.0 | View | |
| Apr 30, 2026 | — | S | D | 47,082.0 | 18.38 | 865,367.16 | 1,158,944.0 | View | |
| Apr 30, 2026 | — | S | D | 1,170.0 | 18.38 | 21,504.6 | 8,512.0 | View | |
| Apr 30, 2026 | — | S | D | 119,115.0 | 18.38 | 2,189,333.7 | 4,939,489.0 | View | |
| Apr 30, 2026 | — | S | D | 59,870.0 | 18.38 | 1,100,410.6 | 1,577,432.0 | View | |
| Apr 28, 2026 | — | G | D | 53,625.0 | 0.0 | 0.0 | 0.0 | View | |
| Apr 27, 2026 | — | S | D | 35,947.0 | 18.15 | 652,438.05 | 1,206,026.0 | View | |
| Apr 27, 2026 | — | S | D | 894.0 | 18.15 | 16,226.1 | 9,682.0 | View | |
| Apr 27, 2026 | — | S | D | 90,943.0 | 18.15 | 1,650,615.45 | 5,058,604.0 | View | |
| Apr 27, 2026 | — | S | D | 45,709.0 | 18.15 | 829,618.35 | 1,637,302.0 | View | |
| Apr 27, 2026 | — | S | D | 28,583.0 | 18.48 | 528,213.84 | 1,241,973.0 | View | |
| Apr 27, 2026 | — | S | D | 710.0 | 18.48 | 13,120.8 | 10,576.0 | View | |
| Apr 27, 2026 | — | S | D | 72,310.0 | 18.48 | 1,336,288.8 | 5,149,547.0 | View | |
| Apr 27, 2026 | — | S | D | 36,345.0 | 18.48 | 671,655.6 | 1,683,011.0 | View | |
| Apr 27, 2026 | — | S | D | 15,148.0 | 19.19 | 290,690.12 | 1,270,556.0 | View | |
| Apr 27, 2026 | — | S | D | 377.0 | 19.19 | 7,234.63 | 11,286.0 | View | |
| Apr 27, 2026 | — | S | D | 38,322.0 | 19.19 | 735,399.18 | 5,221,857.0 | View | |
| Apr 27, 2026 | — | S | D | 19,261.0 | 19.19 | 369,618.59 | 1,719,356.0 | View | |
| Apr 23, 2026 | — | S | D | 2,652.0 | 20.0035 | 53,049.28 | 4,196,573.0 | View | |
| Apr 23, 2026 | — | S | D | 8,300.0 | 20.0145 | 166,120.35 | 4,199,225.0 | View | |
| Apr 22, 2026 | — | S | D | 59,663.0 | 19.68 | 1,174,167.84 | 1,285,704.0 | View | |
| Apr 22, 2026 | — | S | D | 1,485.0 | 19.68 | 29,224.8 | 11,663.0 | View | |
| Apr 22, 2026 | — | S | D | 150,942.0 | 19.68 | 2,970,538.56 | 5,260,179.0 | View | |
| Apr 22, 2026 | — | S | D | 75,866.0 | 19.68 | 1,493,042.88 | 1,738,617.0 | View | |
| Apr 22, 2026 | — | S | D | 605.0 | 20.05 | 12,130.25 | 1,345,367.0 | View | |
| Apr 22, 2026 | — | S | D | 15.0 | 20.05 | 300.75 | 13,148.0 | View | |
| Apr 22, 2026 | — | S | D | 1,530.0 | 20.05 | 30,676.5 | 5,411,121.0 | View | |
| Apr 22, 2026 | — | S | D | 769.0 | 20.05 | 15,418.45 | 1,814,483.0 | View | |
| Apr 22, 2026 | — | S | D | 56,228.0 | 19.51 | 1,097,008.28 | 1,345,972.0 | View | |
| Apr 22, 2026 | — | S | D | 1,398.0 | 19.51 | 27,274.98 | 13,163.0 | View | |
| Apr 22, 2026 | — | S | D | 142,253.0 | 19.51 | 2,775,356.03 | 5,412,651.0 | View | |
| Apr 22, 2026 | — | S | D | 71,499.0 | 19.51 | 1,394,945.49 | 1,815,252.0 | View | |
| Apr 22, 2026 | — | S | D | 56,368.0 | 20.06 | 1,130,742.08 | 1,402,200.0 | View | |
| Apr 22, 2026 | — | S | D | 1,401.0 | 20.06 | 28,104.06 | 14,561.0 | View | |
| Apr 22, 2026 | — | S | D | 142,604.0 | 20.06 | 2,860,636.24 | 5,554,904.0 | View | |
| Apr 22, 2026 | — | S | D | 71,676.0 | 20.06 | 1,437,820.56 | 1,886,751.0 | View | |
| Apr 21, 2026 | — | S | D | 125,274.0 | 20.0672 | 2,513,898.41 | 4,207,525.0 | View | |
| Apr 21, 2026 | — | S | D | 211,974.0 | 20.2916 | 4,301,291.62 | 4,332,799.0 | View | |
| Apr 17, 2026 | — | S | D | 6,657.0 | 20.0575 | 133,522.78 | 4,544,773.0 | View | |
| Apr 17, 2026 | — | S | D | 11,116.0 | 21.1039 | 234,590.95 | 4,551,430.0 | View | |
| Apr 17, 2026 | — | S | D | 81,840.0 | 20.2718 | 1,659,044.11 | 4,562,546.0 | View | |
| Apr 03, 2026 | Chief Financial Officer | S | D | 5,727.0 | 18.64 | 106,751.28 | 125,373.0 | View | |
| Apr 01, 2026 | — | P | A | 2,000.0 | 17.08 | 34,160.0 | 15,500.0 | View | |
| Mar 13, 2026 | — | P | A | 2,000.0 | 19.35 | 38,700.0 | 13,500.0 | View | |
| Mar 13, 2026 | — | S | D | 129,672.0 | 19.5151 | 2,530,562.05 | 4,644,386.0 | View | |
| Mar 11, 2026 | — | S | D | 281,858.0 | 19.8001 | 5,580,816.59 | 4,774,058.0 | View | |
| Mar 11, 2026 | — | S | D | 219,758.0 | 19.325 | 4,246,823.35 | 5,055,916.0 | View | |
| Mar 11, 2026 | — | S | D | 9,482.0 | 18.2121 | 172,687.13 | 5,275,674.0 | View | |
| Mar 11, 2026 | — | S | D | 177,690.0 | 17.7218 | 3,148,986.64 | 5,285,156.0 | View | |
| Mar 10, 2026 | — | P | A | 3,000.0 | 15.06 | 45,180.0 | 11,500.0 | View | |
| Mar 06, 2026 | Chief Medical Officer | S | D | 904.0 | 14.9 | 13,469.6 | 171,606.0 | View | |
| Mar 06, 2026 | Chief Commercial Officer | S | D | 148.0 | 14.9 | 2,205.2 | 154,581.0 | View | |
| Mar 06, 2026 | CEO & President | S | D | 2,732.0 | 14.9 | 40,706.8 | 374,145.0 | View |