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INSP
$71.34+1.70%
as of close, Oct 20, 2026
☾ AH $71.34 +1.70%
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Inspire Medical Systems Inc. drawdown: 78.1% below the all-time high (price)

Inspire Medical Systems Inc. is 78.1% below its all-time high, set Jul 14, 2023 (as of market close, Oct 20, 2026), measured on price alone — dividends are not included, the convention headlines and crash histories use. 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.

Below all-time high
−78.1%
21.9% of ATH
All-time high
$326.08
Jul 14, 2023
Time below the high
3.3 yrs
since Jul 14, 2023
Worst-ever drawdown
−87.7%
May 15, 2026
Longest underwater
3.3 yrs
between all-time highs
Today's level first reached
Nov 27, 2019
6.9 yrs ago
Last time this deep
never before
no prior −78.1% episode

% of all-time high since 2018: price#

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 and range are in the URL, so a particular view is a link.

Basis
Range
All-time high = 100%20%40%60%80%
INSP close · log50.00100200
20192020202120222023202420252026

The deepest drawdowns on record#

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

PeakTroughDepthPeak → troughRecovered byUnderwater
Jul 14, 2023May 15, 2026−87.7%2.8 yrsnot yet3.3 yrs+
Mar 2, 2020Mar 23, 2020−53.7%21 daysJun 17, 20204 mo
Nov 8, 2021May 9, 2022−47.3%6 moMay 8, 202318 mo
Sep 4, 2018Dec 7, 2018−35.0%3 moFeb 8, 20195 mo
Mar 1, 2021Jun 4, 2021−33.8%3 moSep 17, 20217 mo
Aug 29, 2019Oct 11, 2019−25.7%43 daysNov 26, 20193 mo
Feb 28, 2019Apr 18, 2019−24.1%49 daysJul 1, 20194 mo
May 18, 2018May 29, 2018−16.0%11 daysJun 8, 201821 days

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 2018: how far Inspire Medical Systems Inc. stood below its all-time high, and the total return over the following 1, 5 and 10 years.

1950–19992000–today

Read this with survivorship bias in mind: a single asset's history is one surviving sample, 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 Inspire Medical Systems Inc. from its all-time high?
Inspire Medical Systems Inc. is currently 78.1% below its all-time high, set Jul 14, 2023 (as of market close, Oct 20, 2026). Prices only, the convention headlines use; with dividends reinvested the gap is usually smaller.
What was the biggest Inspire Medical Systems Inc. drawdown ever?
The deepest decline on record in our data (since 2018) took Inspire Medical Systems Inc. 87.7% below its prior high, bottoming May 15, 2026. The table on this page lists every major episode with its peak, trough and recovery date.

Methodology & related#

Daily data since -1 from INSP; no free deep history exists for Inspire Medical Systems Inc. — for a 150-year 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. Past performance does not predict future returns; not investment advice.

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