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PEN
Penumbra Inc.Stock · Health Care
$326.94+$0.36 (+0.11%)as of market close, Aug 13, 2026
☾ After hours:$326.75+0.00%3:59 PM ET
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PEN drawdown: 9.1% below the all-time high

Penumbra Inc. (PEN) is 9.1% below its all-time high, set Jan 27, 2026 (as of market close, Aug 13, 2026). The chart shows every day as a percentage of the highest level reached up to that point: 100% means a fresh record, everything below is a drawdown. "All-time" means since our price data begins (2015).

Below all-time high
−9.1%
90.9% of ATH
All-time high
$359.4
Jan 27, 2026
Time below the high
7 mo
since Jan 27, 2026
Worst-ever drawdown
−62.6%
Jun 16, 2022
Longest underwater
2.5 yrs
between all-time highs
Today's level first reached
Jun 12, 2023
3.2 yrs ago
Last time this deep
Jan 13, 2026
in a previous episode

% of all-time high since 2015#

The classic underwater chart (drawdown curve), drawn as % of the all-time high — 100% is a fresh record, everything below it is time spent underwater.

Basis
Range
All-time high = 100%40%60%80%
PEN close · log scale50.00100.0200.0
201620182020202220242026

% of all-time high on the price basis — the all-time high considers the full history of PEN, including years before the visible window. Dividends are excluded on this basis (the convention headlines use).

The deepest drawdowns on record#

Every decline of 15% or more from an all-time high (price basis), deepest first.

PeakTroughDepthPeak → troughRecovered byUnderwater
Apr 28, 2021Jun 16, 202262.6%14 moMay 9, 20232.0 yrs
Jun 30, 2023Aug 7, 202452.4%13 moJan 15, 20262.5 yrs
Nov 12, 2020Dec 16, 202035.9%34 daysFeb 9, 20213 mo
Feb 19, 2020Mar 23, 202035.8%33 daysJul 8, 20205 mo
Jun 6, 2018Dec 24, 201831.7%7 moJun 14, 201912 mo
Jul 24, 2019Sep 6, 201928.1%44 daysFeb 11, 20207 mo
Nov 9, 2017Jan 4, 201827.0%56 daysMar 6, 20184 mo
Sep 22, 2016Nov 3, 201626.1%42 daysFeb 21, 20175 mo

Price basis (no dividends) — the convention crash histories use. With dividends reinvested, recoveries arrive years earlier; switch the basis on the chart above to see it.

Drawdown vs what came next#

One dot per month since 2015: how far PEN stood below its all-time high, and the total return over the following 1, 5 and 10 years.

1950–19992000–today
+0.0%+20.0%+40.0%100%80%60%% of all-time high at the start month (ATH on the left)today (−9.1%)

Read this with survivorship bias in mind: PEN is on this chart precisely because it survived — the many stocks that fell this far and never recovered (or were delisted) aren't on anyone's chart, so past recoveries here say little about the odds ahead. Monthly windows also overlap heavily (they are not independent samples). Not investment advice.

FAQ#

How far is PEN from its all-time high?
PEN is currently 9.1% below its all-time high, set Jan 27, 2026 (as of market close, Aug 13, 2026). Prices only, the convention headlines use; with dividends reinvested the gap is usually smaller.
What was the biggest PEN drawdown ever?
The deepest decline on record in our data (since 2015) took the stock 62.6% below its prior high, bottoming Jun 16, 2022. The table on this page lists every major episode with its peak, trough and recovery date.

Methodology & related#

Daily closing prices since 2015 (split-adjusted). "All-time" means since our price data begins — PEN may have traded earlier. For a 150-year index drawdown record see the S&P 500 drawdown page. The price basis excludes dividends; the total-return basis reinvests them; the real basis additionally deflates by CPI. See also returns by year, 150 years of returns and the rolling-returns explorer. Past performance does not predict future returns; not investment advice.