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…
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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 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
Feb 17, 2026 Chief Commercial Officer A A 90,000.0 0.0 0.0 90,000.0 View
Feb 17, 2026 Chief Commercial Officer A A 60,000.0 0.0 0.0 154,729.0 View
Feb 17, 2026 Chief Medical Officer A A 130,000.0 0.0 0.0 130,000.0 View
Feb 17, 2026 Chief Medical Officer A A 85,000.0 0.0 0.0 172,510.0 View
Feb 17, 2026 CEO & President A A 285,000.0 0.0 0.0 285,000.0 View
Feb 17, 2026 CEO & President A A 180,000.0 0.0 0.0 376,877.0 View
Feb 17, 2026 Chief Financial Officer A A 105,000.0 0.0 0.0 105,000.0 View
Feb 17, 2026 Chief Financial Officer A A 65,000.0 0.0 0.0 131,100.0 View
Dec 23, 2025 A A 59,665.0 0.0 0.0 59,665.0 View
Dec 05, 2025 Chief Medical Officer S D 880.0 20.72 18,233.6 87,510.0 View
Dec 05, 2025 CEO & President S D 2,662.0 20.72 55,156.64 196,877.0 View
Dec 05, 2025 Chief Commercial Officer S D 144.0 20.72 2,983.68 94,729.0 View