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COHR
$287.81-1.51%
as of close, Sep 30, 2026
☾ AH $287.81 -1.51%
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Coherent Corp. drawdown: 32.6% below the all-time high

Coherent Corp. is 32.6% below its all-time high, set Jun 2, 2026 (as of market close, Sep 30, 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.

Below all-time high
−32.6%
67.4% of ATH
All-time high
$426.89
Jun 2, 2026
Time below the high
4 mo
since Jun 2, 2026
Worst-ever drawdown
−80.9%
Oct 20, 1998
Longest underwater
6.0 yrs
between all-time highs
Today's level first reached
Mar 2, 2026
7 mo ago
Last time this deep
May 9, 2025
in a previous episode

% of all-time high since 1988#

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%
COHR close · log0.201.005.0020.00100
19901995200020052010201520202025

The deepest drawdowns on record#

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

PeakTroughDepthPeak → troughRecovered byUnderwater
Feb 10, 1997Oct 20, 1998−80.9%1.7 yrsFeb 18, 20003.0 yrs
Nov 2, 1988Aug 6, 1993−78.5%4.8 yrsOct 17, 19946.0 yrs
Feb 11, 2021May 16, 2023−72.2%2.3 yrsOct 11, 20243.7 yrs
Mar 6, 2000Mar 12, 2001−69.2%12 moAug 18, 20044.5 yrs
Aug 11, 2008Mar 9, 2009−68.2%7 moDec 20, 20102.4 yrs
Apr 26, 2011Oct 8, 2014−63.0%3.5 yrsNov 17, 20165.6 yrs
Jan 19, 2018Mar 12, 2020−60.1%2.1 yrsNov 5, 20202.8 yrs
Sep 12, 1995Nov 16, 1995−58.7%2 moOct 17, 199613 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 1988: how far Coherent Corp. 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 Coherent Corp. from its all-time high?
Coherent Corp. is currently 32.6% below its all-time high, set Jun 2, 2026 (as of market close, Sep 30, 2026). Prices only, the convention headlines use; with dividends reinvested the gap is usually smaller.
What was the biggest Coherent Corp. drawdown ever?
The deepest decline on record in our data (since 1988) took Coherent Corp. 80.9% below its prior high, bottoming Oct 20, 1998. The table on this page lists every major episode with its peak, trough and recovery date.

Methodology & related#

Daily data since -1 from COHR; no free deep history exists for Coherent Corp. — 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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