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HALO
$109.86+2.73%
as of close, Oct 2, 2026
☾ AH $109.86 +2.73%
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Halozyme Therapeutics Inc. drawdown: 4.7% below the all-time high

Halozyme Therapeutics Inc. is 4.7% below its all-time high, set Sep 24, 2026 (as of market close, Oct 2, 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
−4.7%
95.3% of ATH
All-time high
$115.22
Sep 24, 2026
Time below the high
8 days
since Sep 24, 2026
Worst-ever drawdown
−74.3%
Dec 4, 2008
Longest underwater
4.8 yrs
between all-time highs
Today's level first reached
Sep 3, 2026
29 days ago
Last time this deep
Jul 20, 2026
in a previous episode

% of all-time high since 2004#

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%40%60%80%
HALO close · log2.0010.0050.00
20052010201520202025

The deepest drawdowns on record#

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

PeakTroughDepthPeak → troughRecovered byUnderwater
Jun 5, 2007Dec 4, 2008−74.3%18 moFeb 1, 20124.7 yrs
Jul 22, 2015Feb 10, 2016−71.0%7 moMay 11, 20204.8 yrs
Apr 27, 2004Aug 17, 2004−69.1%4 moDec 7, 20062.6 yrs
Mar 27, 2012Aug 2, 2012−67.8%4 moNov 13, 20131.6 yrs
Jan 23, 2014May 8, 2014−59.6%3 moMay 26, 201516 mo
Dec 2, 2022May 8, 2023−49.1%5 moAug 19, 20241.7 yrs
Feb 24, 2021Dec 9, 2021−38.2%9 moJul 8, 202216 mo
Aug 28, 2024Nov 18, 2024−33.9%3 moMar 21, 20257 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 Halozyme Therapeutics 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 Halozyme Therapeutics Inc. from its all-time high?
Halozyme Therapeutics Inc. is currently 4.7% below its all-time high, set Sep 24, 2026 (as of market close, Oct 2, 2026). Prices only, the convention headlines use; with dividends reinvested the gap is usually smaller.
What was the biggest Halozyme Therapeutics Inc. drawdown ever?
The deepest decline on record in our data (since 2004) took Halozyme Therapeutics Inc. 74.3% below its prior high, bottoming Dec 4, 2008. The table on this page lists every major episode with its peak, trough and recovery date.

Methodology & related#

Daily data since -1 from HALO; no free deep history exists for Halozyme Therapeutics 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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