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Penumbra Inc (PEN) stock

PENNYSESurgical & Medical Instruments & ApparatusFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 29, 2026Score 15/3073% above fair value
$318.95−3.02 (-0.94%)

Close on Oct 30, 2026Market cap $12.56BP/E 80.3Yield –

Price history

Penumbra share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$318.95
-0.94% on the day
52-week range
$221.26 – $362.41
-12.0% from the high
Change over 52 weeks
+37.8%
From $231.54 on Oct 30, 2025
Average volume
362,656
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$320.56$321.83$318.32$318.95-0.94%497,747
Oct 29, 2026$318.86$321.97$318.86$321.97+1.15%672,771
Oct 28, 2026$321.04$321.16$316.35$318.31-1.77%851,287
Oct 27, 2026$324.70$324.91$323.89$324.04-0.36%407,848
Oct 26, 2026$323.88$325.58$323.88$325.22+0.26%434,164
Oct 23, 2026$324.96$325.33$323.88$324.39-0.18%360,025
Oct 22, 2026$323.50$325.50$323.50$324.96+0.43%472,551
Oct 21, 2026$324.46$324.46$321.97$323.56-0.24%377,749
Oct 20, 2026$322.99$324.64$322.43$324.34+0.60%368,832
Oct 19, 2026$320.30$322.87$320.30$322.41+0.48%272,635
Oct 16, 2026$322.80$322.80$320.15$320.86-0.11%278,699
Oct 15, 2026$322.13$322.17$320.09$321.20+0.34%345,435
Oct 14, 2026$320.41$320.42$319.25$320.12+0.03%272,341
Oct 13, 2026$320.93$320.99$318.26$320.01-0.30%216,894
Oct 12, 2026$319.91$320.97$318.97$320.96+0.49%277,220
Oct 9, 2026$317.06$319.53$317.06$319.40+0.59%555,297
Oct 8, 2026$316.61$317.52$316.53$317.52+0.37%379,359
Oct 7, 2026$316.62$317.74$316.32$316.35-0.22%366,187
Oct 6, 2026$317.10$318.01$316.87$317.05-0.02%308,413
Oct 5, 2026$318.23$318.47$317.10$317.11-0.14%368,274
Oct 2, 2026$318.37$318.37$316.78$317.55-0.14%239,680
Oct 1, 2026$318.38$318.93$317.92$318.00-0.11%350,523
Sep 30, 2026$318.51$319.19$318.24$318.34-0.16%378,219
Sep 29, 2026$318.73$318.98$318.14$318.86-0.10%189,852
Sep 28, 2026$318.91$319.33$318.11$319.18+0.09%189,478
Sep 25, 2026$319.28$319.61$318.17$318.89-0.26%228,148
Sep 24, 2026$318.98$320.27$318.33$319.72+0.09%482,954
Sep 23, 2026$319.46$320.26$318.40$319.44+0.02%410,633
Sep 22, 2026$319.80$319.80$318.49$319.39+0.19%797,922
Sep 21, 2026$317.38$318.78$316.77$318.78+0.37%293,927

Seasonality

PEN return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average11.2%0.9%0.9%0.1%-1.0%0.5%1.5%2.2%-1.0%3.3%7.6%-1.3%
Months up9 of 105 of 105 of 106 of 103 of 105 of 105 of 106 of 103 of 106 of 107 of 94 of 9
202615.2%-3.8%-4.7%-0.6%-2.5%-0.8%1.7%0.6%-1.5%0.2%
202512.4%6.9%-6.3%9.5%-8.8%-3.9%-1.7%8.1%-7.1%-10.2%28.9%6.1%
20240.3%-6.8%-5.0%-12.0%-3.6%-5.0%-7.2%21.1%-4.0%17.8%6.7%-2.7%
202312.6%3.8%7.2%1.9%8.2%11.9%-11.8%-12.8%-8.5%-21.0%16.2%13.3%
2022-21.3%-1.9%0.2%-22.3%-14.9%-15.2%11.9%17.8%15.5%-9.6%22.2%6.2%
202149.2%8.9%-4.9%13.1%-18.6%10.0%-2.9%3.3%-3.1%3.8%-11.2%17.0%
20206.8%-5.5%-2.7%9.9%-2.8%3.7%24.1%-5.8%-7.1%34.3%-15.0%-21.1%
201919.1%-8.1%10.0%-8.5%6.1%12.1%4.7%-13.2%-7.6%16.0%13.4%-7.2%
20185.8%8.6%6.9%7.5%29.4%-14.1%3.0%-2.4%7.8%-9.2%2.4%-12.2%
201712.1%7.3%8.7%2.4%-3.0%5.9%-7.0%5.3%5.0%11.4%4.7%-10.6%