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Smart Investors Daily
DY

NASDAQ · DYN

Dyne Therapeutics, Inc.

Healthcare · Biotechnology

$18.42

Down-$0.77 (-4.01%)

Updated Sep 11, 2026, 6:46 AM

SID Score

4.8/10

Composite research score

Smart Money

58/100

Neutral

Market cap
2.77B
P/E ratio
-5.35
Dividend yield
0.00%
52-week range
$14.96 – $27.31
Volume
4.71M
Avg. volume
2.94M

Price performance

DYN price history

1M range · 20 trading sessions · Daily adjusted prices

DYN closed at $18.42 after 20 trading sessions, down 29.04% for the selected period.

Last close
$18.42
Period change
-29.04%
Period low
$18.42
Period high
$26.78
Daily close
View OHLC price history
DYN OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Sep 10, 2026$19.025$19.025$17.93$18.424.71M
Sep 9, 2026$19.38$20.16$18.97$19.195.14M
Sep 8, 2026$17.08$20.91$17.002$20.3117.17M
Sep 4, 2026$24.59$24.70$24.14$24.281.59M
Sep 3, 2026$25.26$25.39$24.60$24.951.45M
Sep 2, 2026$25.55$26.18$24.92$25.142.18M
Sep 1, 2026$24.99$25.40$24.72$25.101.63M
Aug 31, 2026$24.92$25.65$24.58$25.432.77M
Aug 28, 2026$25.82$25.98$24.83$25.071.19M
Aug 27, 2026$26.29$26.49$25.975$26.091.02M
Aug 26, 2026$26.32$26.474$25.78$26.361.53M
Aug 25, 2026$26.28$26.69$25.965$26.341.46M
Aug 24, 2026$26.13$26.135$25.14$25.991.37M
Aug 21, 2026$26.215$26.87$26.02$26.101.18M
Aug 20, 2026$26.33$26.43$25.675$25.981.48M
Aug 19, 2026$26.50$26.94$25.98$26.781.95M
Aug 18, 2026$25.875$26.31$25.46$26.001.9M
Aug 17, 2026$25.8978$26.43$25.30$26.151.32M
Aug 14, 2026$25.73$25.93$25.30$25.701.68M
Aug 13, 2026$26.00$26.48$25.875$25.961.9M

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