NASDAQ:DYN | Stock Price History | Dyne Therapeutics, Inc.

Complete retained daily price history on its own workbook tab. Split-adjusted close keeps every historical share price on one comparable split basis. Cumulative dividend-reinvested close is the daily close of a rebased total-return index: it starts with one share at the earliest retained close, reinvests every distribution, and normalizes every forward and reverse split exactly once. Admitted exchange opening prices remain a distinct current-session series.

Available history
2020-09-17 to 2026-09-04
Data captured

Stock Price Chart

Blue: Split-adjusted close · Orange: Cumulative dividend-reinvested close

$4.17$6.84$11.21$18.38$30.13$49.392020-09-172026-08-27

Logarithmic scale. Both lines share the same starting value for the selected range.

Historical Stock Price

DateSplit-adjusted closeCumulative dividend-reinvested closeReported volumeOpen priceExchange Volume
2026-09-04$24.69202,528
2026-09-03$25.45201,291
2026-09-02$25.47166,041
2026-09-01$25.29150,292
2026-08-31$25.01114,174
2026-08-28$25.9269,956
2026-08-27$26.09$26.091,018,700$26.3069,755
2026-08-26$26.36$26.361,527,800$26.4650,040
2026-08-25$26.34$26.341,459,200$26.36103,105
2026-08-24$25.99$25.991,370,100$25.92114,794
2026-08-21$26.10$26.101,181,800$26.2086,789
2026-08-20$25.98$25.981,484,300$26.37131,994
2026-08-19$26.78$26.781,952,000$26.57127,329
2026-08-18$26.00$26.001,900,700$26.0867,351
2026-08-17$26.15$26.151,317,600$25.5041,339
2026-08-14$25.70$25.701,684,500$25.8197,552
2026-08-13$25.96$25.961,901,600$26.0987,592
2026-08-12$26.17$26.171,781,400$26.7074,860
2026-08-11$26.71$26.711,398,900$26.87133,274
2026-08-10$26.50$26.503,022,600$25.80149,848
2026-08-07$26.25$26.251,991,000$26.25133,574
2026-08-06$25.88$25.881,330,600$26.3368,290
2026-08-05$26.17$26.172,152,600$26.58124,635
2026-08-04$25.97$25.972,774,200$25.67164,470
2026-08-03$25.24$25.242,131,900$24.25186,191
2026-07-31$25.18$25.181,825,200$25.7098,943
2026-07-30$25.73$25.731,924,500$24.88133,095
2026-07-29$25.10$25.102,104,700$26.06114,334
2026-07-28$25.90$25.902,334,400$25.62156,281
2026-07-27$25.63$25.633,332,400$25.12170,336
2026-07-24$24.44$24.445,066,100$24.03224,062
2026-07-23$23.89$23.894,670,800$22.95177,802
2026-07-22$23.21$23.219,159,800$21.95426,047
2026-07-21$23.83$23.831,373,700$23.2953,989
2026-07-20$23.45$23.452,528,600$24.50160,035
2026-07-17$23.74$23.741,537,900
2026-07-16$22.72$22.721,681,800
2026-07-15$23.99$23.991,253,600
2026-07-14$23.78$23.782,176,500
2026-07-13$23.64$23.641,884,400
2026-07-10$23.42$23.421,514,800
2026-07-09$24.27$24.271,836,200
2026-07-08$23.83$23.832,528,300
2026-07-07$23.83$23.833,058,500
2026-07-06$22.84$22.842,919,500
2026-07-02$23.07$23.072,164,700
2026-07-01$21.79$21.791,383,800
2026-06-30$22.21$22.212,510,300
2026-06-29$21.26$21.262,172,600
2026-06-26$20.94$20.945,436,300
2026-06-25$20.61$20.611,627,600
2026-06-24$20.33$20.332,186,200
2026-06-23$20.26$20.262,075,800
2026-06-22$20.87$20.872,560,200
2026-06-18$19.80$19.805,112,000
2026-06-17$19.20$19.203,452,700
2026-06-16$18.07$18.071,137,400
2026-06-15$18.73$18.731,644,000
2026-06-12$18.19$18.19926,800
2026-06-11$17.95$17.951,980,800
2026-06-10$17.67$17.671,267,600
2026-06-09$17.92$17.921,701,200
2026-06-08$16.81$16.812,058,300
2026-06-05$17.04$17.041,882,600
2026-06-04$18.41$18.411,446,100
2026-06-03$17.99$17.991,556,900
2026-06-02$17.24$17.241,882,600
2026-06-01$18.63$18.631,442,200
2026-05-29$19.33$19.331,502,500
2026-05-28$18.56$18.561,270,500
2026-05-27$18.16$18.161,051,000
2026-05-26$18.15$18.151,685,100
2026-05-22$17.37$17.371,448,100
2026-05-21$17.37$17.371,773,500
2026-05-20$17.56$17.561,932,400
2026-05-19$15.92$15.921,688,800
2026-05-18$16.54$16.541,584,900
2026-05-15$17.29$17.291,197,200
2026-05-14$18.28$18.28913,100
2026-05-13$18.44$18.44979,900
2026-05-12$18.37$18.37846,700
2026-05-11$18.46$18.461,182,000
2026-05-08$17.61$17.611,741,700
2026-05-07$17.54$17.541,691,300
2026-05-06$18.84$18.841,720,200
2026-05-05$17.47$17.471,048,900
2026-05-04$17.71$17.711,512,800
2026-05-01$17.39$17.391,176,600
2026-04-30$17.55$17.551,035,500
2026-04-29$17.41$17.411,548,000
2026-04-28$18.16$18.162,127,300
2026-04-27$18.04$18.041,718,500
2026-04-24$18.26$18.261,234,900
2026-04-23$18.90$18.901,792,000
2026-04-22$19.67$19.672,149,000
2026-04-21$19.21$19.212,359,200
2026-04-20$20.02$20.021,740,900
2026-04-17$20.41$20.412,674,200
2026-04-16$19.91$19.911,920,400
2026-04-15$19.98$19.982,629,600