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Smart Investors Daily
IR

NASDAQ · IRWD

Ironwood Pharmaceuticals, Inc.

Healthcare · Drug Manufacturers - Specialty & Generic

$4.23

Up+$0.09 (+2.01%)

Updated Sep 18, 2026, 5:40 PM

SID Score

6.2/10

Composite research score

Smart Money

Institutional and insider signal

Market cap
598.66M
P/E ratio
7.07
Dividend yield
0.00%
52-week range
$3.02 – $4.88
Volume
3.49M
Avg. volume
2.12M

Price performance

IRWD price history

1M range · 20 trading sessions · Daily adjusted prices

IRWD closed at $4.23 after 20 trading sessions, up 2.17% for the selected period.

Last close
$4.23
Period change
+2.17%
Period low
$3.97
Period high
$4.41
Daily close
View OHLC price history
IRWD OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Sep 17, 2026$4.27$4.48$4.20$4.233.49M
Sep 16, 2026$4.07$4.24$4.06$4.171.31M
Sep 15, 2026$4.18$4.18$4.045$4.061.12M
Sep 14, 2026$4.10$4.185$4.082$4.171.25M
Sep 11, 2026$4.03$4.105$3.94$4.081.25M
Sep 10, 2026$4.03$4.05$3.94$3.971.17M
Sep 9, 2026$4.14$4.16$4.035$4.071.48M
Sep 8, 2026$4.25$4.27$4.075$4.172.28M
Sep 4, 2026$4.26$4.33$4.22$4.26829.29K
Sep 3, 2026$4.45$4.48$4.275$4.291.13M
Sep 2, 2026$4.31$4.475$4.26$4.412.43M
Sep 1, 2026$4.19$4.315$4.18$4.271.46M
Aug 31, 2026$4.13$4.26$4.015$4.251.67M
Aug 28, 2026$4.20$4.21$4.08$4.131.52M
Aug 27, 2026$4.24$4.30$4.15$4.24961.65K
Aug 26, 2026$4.38$4.38$4.235$4.291.03M
Aug 25, 2026$4.16$4.43$4.13$4.391.85M
Aug 24, 2026$4.26$4.28$4.12$4.131.38M
Aug 21, 2026$4.22$4.30$4.185$4.292.27M
Aug 20, 2026$4.255$4.29$4.045$4.141.47M

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