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DYN Insider Trading

Insider Ownership Percentage: 9.46%
Insider Buying (Last 12 Months): $201,980.00
Insider Selling (Last 12 Months): $129,512,375.02

Dyne Therapeutics Insider Trading History Chart

This chart shows the insider buying and selling history at Dyne Therapeutics by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Dyne Therapeutics Share Price & Price History

Current Price: $17.11
Price Change: ▼ Price Decrease of -0.95 (-5.26%)
As of 09/18/2026 04:00 PM ET

This chart shows the closing price history over time for DYN up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Dyne Therapeutics Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/8/2026Douglas KerrInsiderSell1,290$18.88$24,355.20162,564View SEC Filing Icon  
9/8/2026Johanna Friedl-NadererInsiderSell185$18.88$3,492.80152,897View SEC Filing Icon  
9/8/2026John CoxCEOSell5,658$18.88$106,823.04357,507View SEC Filing Icon  
9/4/2026Douglas KerrInsiderSell3,745$24.35$91,190.75163,854View SEC Filing Icon  
9/4/2026Johanna Friedl-NadererInsiderSell900$24.35$21,915.00153,082View SEC Filing Icon  
8/14/2026Jason P. RhodesDirectorSell2,160,516$25.00$54,012,900.00428,946View SEC Filing Icon  
8/13/2026Jason P. RhodesDirectorSell426,412$26.20$11,171,994.40751,411View SEC Filing Icon  
7/7/2026Jason P. RhodesDirectorSell297,211$23.26$6,913,127.862,962View SEC Filing Icon  
7/6/2026Jason P. RhodesDirectorSell480,240$22.79$10,944,669.60875,912View SEC Filing Icon  
6/29/2026Jason P. RhodesDirectorSell195,427$21.14$4,131,326.78975,931View SEC Filing Icon  
6/26/2026Jason P. RhodesDirectorSell309,268$21.28$6,581,223.041,016,633View SEC Filing Icon  
6/25/2026Erick LuceraCFOSell2,362$20.37$48,113.94121,563View SEC Filing Icon  
6/25/2026Jason P. RhodesDirectorSell24,100$21.10$508,510.001,081,044View SEC Filing Icon  
6/24/2026Jason P. RhodesDirectorSell95,900$21.02$2,015,818.001,086,063View SEC Filing Icon  
6/23/2026Jason P. RhodesDirectorSell147,760$21.13$3,122,168.801,106,036View SEC Filing Icon  
6/8/2026Brian S PosnerDirectorBuy2,000$16.94$33,880.0024,500View SEC Filing Icon  
6/3/2026Brian S PosnerDirectorBuy2,500$17.48$43,700.0022,500View SEC Filing Icon  
5/26/2026Brian S PosnerDirectorBuy2,000$18.21$36,420.0020,000View SEC Filing Icon  
5/20/2026Brian S PosnerDirectorBuy2,500$17.12$42,800.0018,000View SEC Filing Icon  
5/13/2026Douglas KerrInsiderSell1,564$18.36$28,715.04170,042View SEC Filing Icon  
5/13/2026Erick LuceraCFOSell1,448$18.36$26,585.28123,925View SEC Filing Icon  
5/13/2026Johanna Friedl-NadererInsiderSell228$18.36$4,186.08154,353View SEC Filing Icon  
5/13/2026John CoxCEOSell3,311$18.36$60,789.96370,834View SEC Filing Icon  
5/6/2026Jason P. RhodesDirectorSell83,219$18.18$1,512,921.427,962View SEC Filing Icon  
5/5/2026Jason P. RhodesDirectorSell11,600$18.03$209,148.008,390View SEC Filing Icon  
5/4/2026Jason P. RhodesDirectorSell11,904$18.00$214,272.008,450View SEC Filing Icon  
4/28/2026Jason P. RhodesDirectorSell227,337$18.38$4,178,454.068,511View SEC Filing Icon  
4/27/2026Jason P. RhodesDirectorSell173,493$18.15$3,148,897.959,682View SEC Filing Icon  
4/24/2026Jason P. RhodesDirectorSell137,948$18.48$2,549,279.0410,576View SEC Filing Icon  
4/23/2026Jason P. RhodesDirectorSell73,108$19.19$1,402,942.5211,286View SEC Filing Icon  
4/22/2026Jason P. RhodesDirectorSell287,956$19.68$5,666,974.0811,663View SEC Filing Icon  
4/21/2026Jason P. RhodesDirectorSell274,297$19.52$5,354,277.4413,148View SEC Filing Icon  
4/20/2026Jason P. RhodesDirectorSell272,049$20.06$5,457,302.9414,561View SEC Filing Icon  
3/6/2026Brian S PosnerDirectorBuy3,000$15.06$45,180.0011,500View SEC Filing Icon  
9/5/2025John CoxCEOSell2,640$13.41$35,402.40199,539View SEC Filing Icon  
7/14/2025John CoxCEOBuy100,000$9.11$911,000.00242,179View SEC Filing Icon  
3/13/2025Johanna Friedl-NadererInsiderSell143$12.12$1,733.1696,057View SEC Filing Icon  
3/11/2025Oxana BeskrovnayaInsiderSell2,153$11.38$24,501.14195,840View SEC Filing Icon  
3/11/2025Richard William ScalzoSVPSell1,343$11.38$15,283.34122,330View SEC Filing Icon  
2/18/2025Oxana BeskrovnayaInsiderSell2,598$13.95$36,242.10199,087View SEC Filing Icon  
12/11/2024Oxana BeskrovnayaInsiderSell2,334$28.12$65,632.08201,685View SEC Filing Icon  
12/11/2024Richard William ScalzoSVPSell1,455$28.12$40,914.60127,078View SEC Filing Icon  
11/18/2024Carlo IncertiDirectorSell16,500$28.73$474,045.00View SEC Filing Icon  
11/14/2024Jason P. RhodesDirectorSell782$33.10$25,884.2015,962View SEC Filing Icon  
10/16/2024Dirk KerstenDirectorSell23,671$35.35$836,769.8599,652View SEC Filing Icon  
9/25/2024Dirk KerstenDirectorSell2,357$35.06$82,636.42190,939View SEC Filing Icon  
9/23/2024Dirk KerstenDirectorSell40,831$35.32$1,442,150.92193,296View SEC Filing Icon  
9/20/2024Dirk KerstenDirectorSell79,411$36.45$2,894,530.95234,127View SEC Filing Icon  
9/18/2024Oxana BeskrovnayaInsiderSell2,339$34.55$80,812.45140,375View SEC Filing Icon  
9/18/2024Richard William ScalzoSVPSell1,390$34.55$48,024.5098,568View SEC Filing Icon  
9/18/2024Susanna HighCOOSell8,976$34.41$308,864.16131,636View SEC Filing Icon  
9/4/2024John CoxCEOBuy32,000$33.04$1,057,280.008,000View SEC Filing Icon  
6/24/2024Susanna HighCOOSell10,163$35.33$359,058.79148,792View SEC Filing Icon  
6/21/2024Susanna HighCOOSell29,787$35.01$1,042,842.87148,792View SEC Filing Icon  
6/12/2024Susanna HighCOOSell40,000$33.36$1,334,400.00148,792View SEC Filing Icon  
6/11/2024Oxana BeskrovnayaInsiderSell2,136$31.34$66,942.24147,511View SEC Filing Icon  
6/10/2024Richard William ScalzoSVPSell1,590$30.23$48,065.70115,105View SEC Filing Icon  
6/10/2024Susanna HighCOOSell80,000$30.24$2,419,200.00154,062View SEC Filing Icon  
5/20/2024Oxana BeskrovnayaInsiderSell30,426$32.96$1,002,840.96149,647View SEC Filing Icon  
5/16/2024Oxana BeskrovnayaInsiderSell2,705$28.27$76,470.35149,647View SEC Filing Icon  
5/16/2024Richard William ScalzoSVPSell2,588$28.27$73,162.76116,695View SEC Filing Icon  
5/16/2024Susanna HighCOOSell2,738$28.27$77,403.26154,062View SEC Filing Icon  
3/11/2024Joshua T BrummCEOSell66,387$25.67$1,704,154.29537,998View SEC Filing Icon  
3/11/2024Richard William ScalzoSVPSell2,672$25.28$67,548.16119,283View SEC Filing Icon  
3/11/2024Susanna HighCOOSell2,292$25.70$58,904.40156,800View SEC Filing Icon  
3/11/2024Wildon FarwellInsiderSell1,585$25.70$40,734.50151,590View SEC Filing Icon  
3/7/2024Joshua T BrummCEOSell9,086$25.85$234,873.10554,385View SEC Filing Icon  
3/7/2024Oxana BeskrovnayaInsiderSell2,373$25.85$61,342.05154,433View SEC Filing Icon  
3/7/2024Richard William ScalzoSVPSell2,273$25.85$58,757.05121,955View SEC Filing Icon  
3/7/2024Susanna HighCOOSell1,591$25.85$41,127.35186,291View SEC Filing Icon  
2/29/2024Jonathan McneillInsiderSell4,268$27.50$117,370.00143,618View SEC Filing Icon  
2/29/2024Joshua T BrummCEOSell5,520$27.50$151,800.00563,471View SEC Filing Icon  
2/29/2024Richard William ScalzoSVPSell3,429$27.50$94,297.50124,228View SEC Filing Icon  
2/28/2024Jason P. RhodesDirectorSell190,920$24.84$4,742,452.80864,487View SEC Filing Icon  
2/28/2024Venture Fund Xi L.P. AtlasMajor ShareholderSell154,674$24.84$3,842,102.165,698,091View SEC Filing Icon  
2/26/2024Jason P. RhodesDirectorSell248,219$23.72$5,887,754.68903,527View SEC Filing Icon  
2/26/2024Venture Fund Xi L.P. AtlasMajor ShareholderSell201,095$23.72$4,769,973.406,151,467View SEC Filing Icon  
2/23/2024Venture Fund Xi L.P. AtlasMajor ShareholderSell159,542$22.70$3,621,603.406,352,562View SEC Filing Icon  
2/22/2024Jason P. RhodesDirectorSell119,360$22.66$2,704,697.606,512,104View SEC Filing Icon  
2/21/2024Venture Fund Xi L.P. AtlasMajor ShareholderSell184,501$22.57$4,164,187.576,631,464View SEC Filing Icon  
2/20/2024Jason P. RhodesDirectorSell169,539$22.72$3,851,926.086,815,965View SEC Filing Icon  
2/16/2024Venture Fund Xi L.P. AtlasMajor ShareholderSell162,707$23.14$3,765,039.986,985,504View SEC Filing Icon  
2/15/2024Jason P. RhodesDirectorSell177,906$23.89$4,250,174.347,148,211View SEC Filing Icon  
2/12/2024Wildon FarwellInsiderSell5,493$25.07$137,709.51163,503View SEC Filing Icon  
1/26/2024Richard William ScalzoSVPSell13,000$24.34$316,420.00124,228View SEC Filing Icon  
1/26/2024Wildon FarwellInsiderSell100$25.00$2,500.00168,996View SEC Filing Icon  
1/9/2024Dirk KerstenDirectorBuy1,714,285$17.50$29,999,987.506,416,793View SEC Filing Icon  
1/4/2024Joshua T BrummCEOSell218,536$18.51$4,045,101.36584,971View SEC Filing Icon  
1/3/2024Oxana BeskrovnayaInsiderSell45,326$18.98$860,287.48176,585View SEC Filing Icon  
1/3/2024Richard William ScalzoSVPSell13,000$18.81$244,530.00124,228View SEC Filing Icon  
12/14/2023Richard William ScalzoInsiderSell2,376$12.02$28,559.52124,228View SEC Filing Icon  
12/11/2023Richard William ScalzoInsiderSell1,380$10.72$14,793.60126,604View SEC Filing Icon  
12/11/2023Susanna HighCOOSell1,616$10.72$17,323.52187,882View SEC Filing Icon  
12/6/2023Richard William ScalzoInsiderSell1,872$12.01$22,482.72127,984View SEC Filing Icon  
12/4/2023Richard William ScalzoInsiderSell681$12.01$8,178.81129,856View SEC Filing Icon  
11/2/2023Susanna HighCOOSell9,939$7.40$73,548.6094,605View SEC Filing Icon  
9/18/2023Richard William ScalzoInsiderSell1,290$9.41$12,138.9040,795View SEC Filing Icon  
9/18/2023Susanna HighCOOSell2,672$9.41$25,143.52104,544View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Dyne Therapeutics (NASDAQ:DYN)

96.68% of Dyne Therapeutics stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at DYN by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Dyne Therapeutics Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026NewEdge Advisors LLC13,522$0.30M0.0%N/A0.007%Search for SEC Filing on Google Icon
9/9/2026Squarepoint Ops LLC300,074$6.67M0.0%-64.0%0.161%Search for SEC Filing on Google Icon
9/8/2026Nykredit A S5,102$0.11M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/21/2026Atlas Venture Life Science Advisors LLC6,800,099$151.03M17.1%-25.5%3.641%Search for SEC Filing on Google Icon
8/21/2026Braidwell LP921,598$20.47M0.8%-45.2%0.493%Search for SEC Filing on Google Icon
8/21/2026Nykredit A S5,102$0.11M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/20/2026Moore Capital Management LP305,794$6.79M0.1%+288.2%0.164%Search for SEC Filing on Google Icon
8/20/2026Two Sigma Securities LLC10,015$0.22M0.0%N/A0.005%Search for SEC Filing on Google Icon
8/20/2026Alyeska Investment Group L.P.245,278$5.45M0.0%N/A0.131%Search for SEC Filing on Google Icon
8/20/2026Flputnam Investment Management Co.52,975$1.18M0.0%N/A0.028%Search for SEC Filing on Google Icon
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC269,985$6M0.0%+12.8%0.145%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP52,427$1.16M0.0%+7.3%0.028%Search for SEC Filing on Google Icon
8/18/2026Palo Alto Investors LP1,647,521$36.59M0.0%N/A0.882%Search for SEC Filing on Google Icon
8/17/2026Bank of America Corp DE2,233,398$49.60M0.0%N/A1.196%Search for SEC Filing on Google Icon
8/15/2026Jupiter Topco LLC11,997,738$266.63M0.1%N/A6.424%Search for SEC Filing on Google Icon
8/14/2026ADAR1 Capital Management LLC42,821$0.95M0.0%N/A0.023%Search for SEC Filing on Google Icon
8/14/2026University of Wisconsin Foundation313,559$6.96M5.5%N/A0.168%Search for SEC Filing on Google Icon
8/14/2026Legal & General Group Plc97,940$2.18M0.0%N/A0.052%Search for SEC Filing on Google Icon
8/14/2026The Manufacturers Life Insurance Company78,622$1.75M0.0%N/A0.042%Search for SEC Filing on Google Icon
8/14/2026Algert Global LLC506,273$11.24M0.1%+11.4%0.271%Search for SEC Filing on Google Icon
8/13/2026Cibc World Market Inc.75,783$1.68M0.0%N/A0.041%Search for SEC Filing on Google Icon
8/11/2026Keating Financial Advisory Services Inc.5,112$0.11M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/11/2026Allworth Financial LP2,787$62K0.0%N/A0.001%Search for SEC Filing on Google Icon
8/11/2026E Fund Management Co. Ltd.16,230$0.36M0.0%N/A0.009%Search for SEC Filing on Google Icon
8/7/2026Aegis Wealth Management LLC150,030$3.33M1.6%N/A0.080%Search for SEC Filing on Google Icon
8/7/2026BlackRock Inc.12,404,330$275.50M0.0%N/A6.642%Search for SEC Filing on Google Icon
8/7/2026Deutsche Bank AG242,392$5.38M0.0%N/A0.130%Search for SEC Filing on Google Icon
8/7/2026Persistent Asset Partners Ltd5,569$0.12M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/6/2026Flputnam Investment Management Co.52,975$1.18M0.0%N/A0.028%Search for SEC Filing on Google Icon
8/6/2026Bank of New York Mellon Corp409,801$9.10M0.0%N/A0.219%Search for SEC Filing on Google Icon
7/10/2026Handelsbanken Fonder AB53,200$1.18M0.0%N/A0.032%Search for SEC Filing on Google Icon
5/29/2026Perceptive Advisors LLC4,668,839$84.65M1.7%+34.2%2.824%Search for SEC Filing on Google Icon
5/20/2026Vivo Capital LLC1,557,466$28.24M2.3%-40.4%0.942%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE1,443,313$26.17M0.0%+63.5%0.873%Search for SEC Filing on Google Icon
5/19/2026Stempoint Capital LP506,075$9.18M1.7%-39.4%0.306%Search for SEC Filing on Google Icon
5/19/2026Janus Henderson Group PLC13,647,376$247.43M0.1%-1.7%8.256%Search for SEC Filing on Google Icon
5/18/2026ADAR1 Capital Management LLC47,463$0.86M0.1%-9.9%0.029%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System139,663$2.53M0.0%+15.6%0.084%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada68,188$1.24M0.0%+267.6%0.041%Search for SEC Filing on Google Icon
5/18/2026Rock Springs Capital Management LP972,198$17.63M1.0%+6.5%0.588%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company63,850$1.16M0.0%-5.4%0.039%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP19,297$0.35M0.0%+53.2%0.012%Search for SEC Filing on Google Icon
5/16/2026SummitTX Capital L.P.196,188$3.56M0.1%-19.4%0.119%Search for SEC Filing on Google Icon
5/16/2026Orbimed Advisors LLC2,917,884$52.90M1.0%+32.5%1.765%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC533,600$9.67M0.0%+13.4%0.323%Search for SEC Filing on Google Icon
5/14/2026Siren L.L.C.2,229,125$40.41M1.1%-36.4%1.348%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.44,973$0.82M0.0%-23.5%0.027%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP951,589$17.24M0.0%+870.3%0.576%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank228,100$4.14M0.0%+2.5%0.138%Search for SEC Filing on Google Icon
5/6/2026Assetmark Inc.31,062$0.56M0.0%N/A0.019%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp401,616$7.28M0.0%+13.6%0.243%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp54,229$0.98M0.0%N/A0.033%Search for SEC Filing on Google Icon
5/1/2026Darwin Wealth Management LLC154,862$2.81M0.9%+34.4%0.094%Search for SEC Filing on Google Icon
4/28/2026Stephens Inc. AR10,118$0.18M0.0%N/A0.006%Search for SEC Filing on Google Icon
4/27/2026Y Intercept Hong Kong Ltd65,158$1.18M0.0%-81.0%0.039%Search for SEC Filing on Google Icon
4/23/2026Inspire Investing LLC9,303$0.17M0.0%N/A0.006%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA19,372$0.35M0.0%+49.4%0.012%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC3,281$59K0.0%-36.5%0.002%Search for SEC Filing on Google Icon
4/21/2026Wasatch Advisors LP443,668$8.04M0.1%+9.0%0.269%Search for SEC Filing on Google Icon
4/20/2026Hilton Head Capital Partners LLC1,446$26K0.0%N/A0.001%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC112,626$2.04M0.0%-57.6%0.068%Search for SEC Filing on Google Icon
3/17/2026Rockefeller Capital Management L.P.14,268$0.28M0.0%+67.1%0.009%Search for SEC Filing on Google Icon
2/26/2026Seven Fleet Capital Management LP70,180$1.37M1.0%N/A0.049%Search for SEC Filing on Google Icon
2/19/2026T. Rowe Price Investment Management Inc.17,540,089$343.09M0.2%+523.7%12.281%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.137,684$2.69M0.0%+17.1%0.096%Search for SEC Filing on Google Icon
2/19/2026Axxcess Wealth Management LLC113,818$2.23M0.0%N/A0.080%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd56,661$1.11M0.0%+93.9%0.040%Search for SEC Filing on Google Icon
2/18/2026Vestal Point Capital LP120,000$2.35M0.1%-95.7%0.084%Search for SEC Filing on Google Icon
2/18/2026Virtus Investment Advisers LLC13,806$0.27M0.1%+75.4%0.010%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP47,096$0.92M0.0%+12.4%0.033%Search for SEC Filing on Google Icon
2/18/2026SummitTX Capital L.P.243,276$4.76M0.1%+83.1%0.170%Search for SEC Filing on Google Icon
2/18/2026Tudor Investment Corp ET AL147,621$2.89M0.0%N/A0.103%Search for SEC Filing on Google Icon
2/18/2026Sphera Funds Management LTD.392,894$7.69M1.5%-7.9%0.275%Search for SEC Filing on Google Icon
2/18/2026Orbimed Advisors LLC2,202,184$43.08M0.9%-4.8%1.542%Search for SEC Filing on Google Icon
2/18/2026Perceptive Advisors LLC3,478,944$68.05M1.2%+543.7%2.436%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC904,389$17.69M0.0%+118.5%0.633%Search for SEC Filing on Google Icon
2/18/2026Janus Henderson Group PLC13,887,722$271.60M0.1%-5.8%9.724%Search for SEC Filing on Google Icon
2/18/2026Engineers Gate Manager LP21,619$0.42M0.0%-79.0%0.015%Search for SEC Filing on Google Icon
2/18/2026Catalio Capital Management LP519,715$10.17M1.9%N/A0.364%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.432,986$8.47M0.0%N/A0.303%Search for SEC Filing on Google Icon
2/18/2026Baker BROS. Advisors LP813,449$15.91M0.1%N/A0.570%Search for SEC Filing on Google Icon
2/18/2026Armistice Capital LLC3,249,708$63.56M0.8%+6.1%2.275%Search for SEC Filing on Google Icon
2/17/2026Guggenheim Capital LLC11,071$0.22M0.0%-76.8%0.008%Search for SEC Filing on Google Icon
2/17/2026Logos Global Management LP1,250,000$24.45M1.5%-47.9%0.875%Search for SEC Filing on Google Icon
2/17/2026Burkehill Global Management LP155,000$3.03M0.2%+29.2%0.109%Search for SEC Filing on Google Icon
2/17/2026PDT Partners LLC182,986$3.58M0.2%-9.1%0.128%Search for SEC Filing on Google Icon
2/17/2026J. Goldman & Co LP46,010$0.90M0.0%N/A0.032%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC70,659$1.38M0.0%-50.2%0.049%Search for SEC Filing on Google Icon
2/17/2026Braidwell LP1,478,329$28.92M0.9%-45.9%1.035%Search for SEC Filing on Google Icon
2/17/2026MPM Bioimpact LLC1,405,388$27.49M3.1%-2.8%0.984%Search for SEC Filing on Google Icon
2/17/2026Jain Global LLC162,047$3.17M0.0%-74.8%0.113%Search for SEC Filing on Google Icon
2/17/2026First Light Asset Management LLC155,231$3.04M0.2%N/A0.109%Search for SEC Filing on Google Icon
2/17/2026ArrowMark Colorado Holdings LLC700,653$13.71M0.3%-10.8%0.491%Search for SEC Filing on Google Icon
2/17/2026Trexquant Investment LP100,645$1.97M0.0%-70.9%0.070%Search for SEC Filing on Google Icon
2/17/2026Orbis Allan Gray Ltd4,801,928$93.93M0.4%N/A3.362%Search for SEC Filing on Google Icon
2/17/2026Jump Financial LLC35,260$0.69M0.0%-64.7%0.025%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD2,323,789$45.45M0.0%+66.2%1.627%Search for SEC Filing on Google Icon
2/17/2026T. Rowe Price Investment Management Inc.2,870,568$56.15M0.1%+2.1%2.010%Search for SEC Filing on Google Icon
2/17/2026Rock Springs Capital Management LP912,955$17.86M0.9%+10.8%0.639%Search for SEC Filing on Google Icon
2/17/2026Adage Capital Partners GP L.L.C.5,172,000$101.16M0.2%+45.5%3.621%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Dyne Therapeutics logo
Dyne Therapeutics, Inc., a clinical-stage muscle disease company, operates as a biotechnology company that focuses on advancing therapeutics for genetically driven muscle diseases in the United States. It is developing a portfolio of muscle disease therapeutics, including programs in myotonic dystrophy type 1; duchenne muscular dystrophy; and facioscapulohumeral dystrophy, as well as rare skeletal muscle, and cardiac and metabolic muscle diseases using its FORCE platform that delivers disease-modifying therapeutics. Dyne Therapeutics, Inc. was incorporated in 2017 and is headquartered in Waltham, Massachusetts.
Read More on Dyne Therapeutics

Today's Range

Now: $17.11
Low: $16.96
High: $18.15

50 Day Range

MA: $24.00
Low: $17.11
High: $26.78

52 Week Range

Now: $17.11
Low: $11.92
High: $27.31

Volume

4,849,062 shs

Average Volume

2,969,792 shs

Market Capitalization

$3.20 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.08

Who are the company insiders with the largest holdings of Dyne Therapeutics?

Dyne Therapeutics' top insider shareholders include:
  1. Jason P Rhodes (Director)
  2. Venture Fund Xi LP Atlas (Major Shareholder)
  3. Dirk Kersten (Director)
  4. Robert C Flexon (Insider)
  5. Joshua T Brumm (CEO)
  6. Robert C Flexon (CEO)
  7. John Cox (CEO)
  8. Joshua T Brumm (Insider)
  9. Oxana Beskrovnaya (Insider)
  10. Susanna Gatti High (COO)
Learn More about top insider investors at Dyne Therapeutics.

Who are the major institutional investors of Dyne Therapeutics?

Dyne Therapeutics' top institutional investors include:
  1. BlackRock Inc. — 6.64%
  2. Jupiter Topco LLC — 6.42%
  3. Atlas Venture Life Science Advisors LLC — 3.64%
  4. Bank of America Corp DE — 1.20%
  5. Palo Alto Investors LP — 0.88%
  6. Braidwell LP — 0.49%
Learn More about top institutional investors of Dyne Therapeutics stock.

Which institutional investors are selling Dyne Therapeutics stock?

During the last quarter, DYN stock was sold by these institutional investors:
  1. Atlas Venture Life Science Advisors LLC
  2. Braidwell LP
  3. Squarepoint Ops LLC
  4. California State Teachers Retirement System
Within the previous year, company insiders that have sold Dyne Therapeutics company stock include:
  1. Jason P Rhodes (Director)
  2. John Cox (CEO)
  3. Douglas Kerr (Insider)
  4. Johanna Friedl-Naderer (Insider)
  5. Erick Lucera (CFO)
Learn More investors selling Dyne Therapeutics stock.

Which institutional investors are buying Dyne Therapeutics stock?

During the last quarter, DYN stock was acquired by institutional investors including:
  1. BlackRock Inc.
  2. Jupiter Topco LLC
  3. Bank of America Corp DE
  4. Palo Alto Investors LP
  5. Bank of New York Mellon Corp
  6. University of Wisconsin Foundation
  7. Alyeska Investment Group L.P.
  8. Deutsche Bank AG
During the last year, these company insiders have bought Dyne Therapeutics stock:
  1. John Cox (CEO)
  2. Brian S Posner (Director)
Learn More investors buying Dyne Therapeutics stock.

Dyne Therapeutics Active Insiders

Mr. Joshua T. Brumm
Mr. Joshua T. Brumm
CEO
John Cox
John Cox
President & CEO
2 recent trades
Susanna Gatti High
Susanna Gatti High (Age 58)
COO
Erick Lucera
CFO
2 recent trades
Dirk Kersten
Dirk Kersten
Director
Carlo Incerti
Carlo Incerti
Director
Jason P Rhodes
Jason P Rhodes
Director
19 recent trades
Brian S Posner
Brian S Posner
Director
4 recent trades
Johanna Friedl-Naderer
Johanna Friedl-Naderer
Chief Commercial Officer
3 recent trades
Oxana Beskrovnaya
Oxana Beskrovnaya
Chief Scientific Officer
Richard William Scalzo
Richard William Scalzo (Age 40)
Insider
Wildon Farwell
Wildon Farwell
Insider
Douglas Kerr
Douglas Kerr (Age 59)
Insider
3 recent trades