Catherine Stehman-Breen insider trades

Open-market stock purchases and sales by Catherine Stehman-Breen, Unknown at Dyne Therapeutics, Inc, from SEC Form 4 filings since Apr 3, 2017.

Recent trades

DateStockTradeValue
Jun 5, 2026DYN Dyne Therapeutics, IncBought (not open market)—
May 28, 2026TNYA Tenaya Therapeutics, IncBought (not open market)—
Feb 9, 2026GBIO Generation Bio CoSold (not open market)—
Feb 9, 2026GBIO Generation Bio CoSold (not open market)$11.6K
Feb 9, 2026GBIO Generation Bio CoSold (not open market)$988K
Feb 9, 2026GBIO Generation Bio CoSold (not open market)$399K
Feb 9, 2026GBIO Generation Bio CoSold (not open market)$119K
Feb 9, 2026GBIO Generation Bio CoSold (not open market)$121K
Feb 9, 2026GBIO Generation Bio CoSold (not open market)$199K

Companies traded

  • DYN Dyne Therapeutics, Inc: 1 buy, last Jun 5, 2026
  • TNYA Tenaya Therapeutics, Inc: other filings, last May 28, 2026
  • GBIO Generation Bio Co: other filings, last Feb 9, 2026
  • SRPT Sarepta Therapeutics, Inc: other filings, last Apr 3, 2017

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