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ACAD
$19.12-2.99%
as of close, Oct 16, 2026
☾ AH $19.12 -2.99%
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ACADIA Pharmaceuticals Inc. drawdown: 66.5% below the all-time high (price)

ACADIA Pharmaceuticals Inc. is 66.5% below its all-time high, set Jul 7, 2020 (as of market close, Oct 16, 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
−66.5%
33.5% of ATH
All-time high
$57
Jul 7, 2020
Time below the high
6.3 yrs
since Jul 7, 2020
Worst-ever drawdown
−96.3%
Nov 12, 2010
Longest underwater
7.2 yrs
between all-time highs
Today's level first reached
Jun 10, 2013
13.3 yrs ago
Last time this deep
Jan 3, 2019
in a previous episode

% of all-time high since 2004: 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%
ACAD close · log1.005.0020.00
20052010201520202025

The deepest drawdowns on record#

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

PeakTroughDepthPeak → troughRecovered byUnderwater
Mar 16, 2006Nov 12, 2010−96.3%4.7 yrsJun 10, 20137.2 yrs
Jul 7, 2020Jun 21, 2022−77.2%2.0 yrsnot yet6.3 yrs+
Jul 17, 2015Aug 17, 2018−74.0%3.1 yrsDec 5, 20194.4 yrs
Feb 27, 2014Apr 14, 2014−40.8%46 daysDec 2, 20149 mo
Dec 6, 2019Mar 16, 2020−38.4%3 moApr 27, 20205 mo
Mar 10, 2015Mar 26, 2015−33.8%16 daysJul 14, 20154 mo
Oct 2, 2013Oct 9, 2013−31.1%7 daysFeb 21, 20145 mo
Sep 15, 2004Dec 28, 2004−25.8%3 moFeb 8, 20055 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 2004: how far ACADIA Pharmaceuticals 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 ACADIA Pharmaceuticals Inc. from its all-time high?
ACADIA Pharmaceuticals Inc. is currently 66.5% below its all-time high, set Jul 7, 2020 (as of market close, Oct 16, 2026). Prices only, the convention headlines use; with dividends reinvested the gap is usually smaller.
What was the biggest ACADIA Pharmaceuticals Inc. drawdown ever?
The deepest decline on record in our data (since 2004) took ACADIA Pharmaceuticals Inc. 96.3% below its prior high, bottoming Nov 12, 2010. The table on this page lists every major episode with its peak, trough and recovery date.

Methodology & related#

Daily data since -1 from ACAD; no free deep history exists for ACADIA Pharmaceuticals 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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