Amylyx Pharmaceuticals, Inc. (AMLX) Price Insights: Volatility, Support & Resistance, Streaks & Historical Returns

1,163 trading days on record, Jan 7, 2022 to Aug 28, 2026

AMLX last closed at $34.74, 84% of the way through its 52-week range of $9.38 to $39.66. Uptrend, price above a rising 50-day average. Volatility is currently unusually wild for this stock, at the 98th percentile of its own recent range. It is on a 1-day down streak.

How Volatile Is AMLX Right Now?

Measured against its own trading history, not the broader market, so you're seeing what's actually unusual for this stock specifically. See if short sellers are involved →

Unusually wild98th percentile of its own 1-2yr range
CalmNormalWild
Recent rhythm, last 60 sessions
Momentum Check

Which way the stock is leaning right now, across a short-term streak and a longer-term trend signal.

Streak (short-term)
1 day down (-6.6%)
When a down streak has reached 1 days before, it went on to extend further 49% of the time (n=289)
Trend (long-term: 50 vs 200-day)
Uptrend, price above a rising 50-day average
34.74+267.62% (1Y)
39.669.382025-08-272026-08-28

Over the past 10 trading days, AMLX has risen a net +54.5%. In the most recent session, volume fell by about 627.4K shares to 1.36M shares, roughly 47.31M in traded value. That combination, rising price on lighter volume, can point to weakening conviction behind the move, something some traders watch as an early divergence warning.

Over the past 60 trading days, AMLX has been in the upper part of a moderate rising trend. If this trend and AMLX's typical volatility continue, a statistical extrapolation points to roughly a +50.8% move over the next 3 months, landing between $23.77 and $80.98 about 90% of the time under that assumption. This is an extrapolation of recent conditions, not a forecast, trends and volatility both change without warning.

Today's move in context

AMLX moved -6.6% on Aug 28, 2026. Here's how unusual that is, and what's followed similar moves before.

Moves like this (below -5% to -5%)
110 times (9.5% of days)
Size rank
Top 12% largest daily moves
After similar days...Avg returnWin rate
Next day+0.8%56% (n=110)
Next 5 days+2.6%53% (n=110)
Next 20 days+4.6%50% (n=109)
AMLX's largest single-day gain on record is +80.1%, on Aug 19, 2026, the price jumped from $21.43 to $38.60.
Its largest single-day drop is -82.3%, on Mar 8, 2024, falling from $18.97 to $3.36.
Over just the past 12 months, AMLX's biggest single-day gain was +80.1%, on Aug 19, 2026, from $21.43 to $38.60.
The current 1-day down streak is longer than 52% of all down streaks AMLX has had.
AMLX has spent 5% of its trading days within 5% of its all-time high at the time.
A "typical" day for AMLX moves about 2.5%, that is its median daily move, in either direction.
Where AMLX Sits in Its 52-Week Range

A quick visual read on how close the stock is trading to its yearly high or low.

$9.38
Aug 29, 2025
$39.66
Aug 20, 2026
Zoomed out further: $34.74 is higher than 93% of every closing price AMLX has ever had.
All-Time High, All-Time Low & Recent Returns
Last close
$34.74
All-time high
$40.93
Jan 27, 2023 · -15.1% from here
All-time low
$1.62
Jun 18, 2024
VWAP since 52w low
$16.95
Volume-weighted avg cost since the low

All-time high/low and every % figure on this page use prices adjusted for stock splits and dividends, so they stay comparable across the stock's full history.

1M return
+77.7%
YTD return
+187.6%
1Y return
+268.8%
5Y return
AMLX is currently 10-20% of its running all-time high. In the past, when it was in that same range, it went on to average -18.8% over the following year (27% of the time positive, n=67).
Support & Resistance Levels

Price levels AMLX has repeatedly turned at over the last 2 years, and where it has spent most of its recent trading history.

Resistance (above current price)
None identified above current price in the last 2 years.
Support (below current price)
$16.972 touches
Held 50% of the time it was tested, last Jul 16, 2026
$12.733 touches
Held 100% of the time it was tested, last May 19, 2026
$3.863 touches
Held 0% of the time it was tested, last Mar 27, 2025
Time spent at each price (full history)
$38.47
14d
$36.02
37d
$33.56
59d
$31.10
12d
$28.65
46d
$26.19
40d
$23.73
42d
$21.28
70d
$18.82
68d
$16.36
93d
$13.90
158d
$11.45
111d
$8.99
30d
$6.53
56d
$4.08
92d
$1.62
235d

Highlighted bar marks the price band AMLX is in right now. Longer bars are price levels the stock has spent more time at, often described as "value areas." (This histogram uses full history; support/resistance above is recent-only.)

Streak Odds & Moving-Average Bounces
50-day average bounce rate
48%
Held as support 23 times it was tested from above
Longest winning streak
9 days
Oct 30, 2024 to Nov 11, 2024 · +38.7% combined
Longest losing streak
10 days
Mar 10, 2022 to Mar 23, 2022 · -26.7% combined
Once a streak reaches this length, how often has it gone further?
Up streak reaches...Extended further
2 days55% (n=140)
3 days47% (n=77)
4 days50% (n=36)
5+ days59% (n=17)
Down streak reaches...Extended further
2 days50% (n=137)
3 days46% (n=67)
4 days39% (n=31)
5+ days67% (n=12)
What a Random Holding Period Has Actually Returned

If you'd bought AMLX on any random day in its history and held for N days, here's what typically happened, including the rough downside case.

Hold forAvg returnWin rateRough downside (bottom 10%)
1 day+0.3%50%-4.9%
1 week+1.4%50%-10.2%
2 weeks+2.7%51%-15.4%
1 month+5.3%53%-21.9%
3 months+17.1%54%-43.3%
6 months+38.9%57%-84.5%
What Happens After a Big Move

AMLX has had 28 single-day moves of at least +12.6% on record (roughly twice its typical daily swing). Here's what followed, historically.

After a big up day (21)
NextAvg returnWin rate
1 day-0.7%43% (n=21)
5 days+0.5%52% (n=21)
10 days+4.8%55% (n=20)
After a big down day (7)
NextAvg returnWin rate
1 day+0.2%57% (n=7)
5 days+7.9%43% (n=7)
10 days+3.9%43% (n=7)

A historical pattern in AMLX's own price data, not a prediction, small sample sizes (low "n") mean less reliable signal.

How Often Price Gaps Fill

How often AMLX opens at least 1% away from the prior close, and how quickly price trades back to fill that gap.

Gap ups
222 (~47.9/yr)
Avg size: 3.2%
Filled same day: 75%
Filled within 5 sessions: 86%
Gap downs
184 (~39.7/yr)
Avg size: 2.9%
Filled same day: 72%
Filled within 5 sessions: 90%
The Full Distribution of Daily Moves

Every daily return on record, bucketed. Taller bars at the edges mean bigger, more frequent extreme days than a "typical" stock.

Below -5%
10%
-5% to -3%
11%
-3% to -1%
20%
-1% to 0%
8%
0% to 1%
12%
1% to 3%
18%
3% to 5%
10%
Above 5%
13%
27%
Quiet days
41%
Normal days
24%
High days
8%
Extreme days

Trailing 1-year annualized volatility: 100.1%. Average intraday range: 7.4%, a rough gauge for sizing stops. Day categories are relative to AMLX's own median daily move, not a fixed threshold.

Days When Volume Spiked

Days where volume ran at least 2x the trailing 30-day average, often institutional activity or a news-driven move. 8 in the last 90 days. Today's volume is running at 0.5x the 30-day average.

DateVolumevs 30-day avgPrice move
Aug 21, 20264.64M2.1x-2.52%
Aug 20, 20268.54M4.3x+2.75%
Aug 19, 20268.26M4.7x+80.12%
Jul 30, 20263.54M2.0x+5.17%
Jun 26, 20263.56M2.6x+2.01%
Jun 25, 20263.50M2.7x+2.59%
Jun 15, 20262.92M2.4x+4.11%
Jun 4, 20262.24M2.2x+8.41%
AMLX's Drawdown & Recovery History

How deep this stock's corrections have run, and how long they've taken to climb back.

Currently in a drawdown
Down -96.0% from its Jan 27, 2023 high, has not recovered yet, 549 trading days since the low so far.
Avg correction
-19.9%
Median correction
-13.2%
Largest correction
-79.2%
Recovery speed by how deep the drop was
5-10% drop
2 days
n=3
10-20% drop
12 days
n=4
20%+ drop
104 days
n=1
PeakTroughDeclineRecoveredDays to recover
Dec 1, 2022Dec 19, 2022-15.2%Jan 24, 202323
Oct 26, 2022Nov 7, 2022-13.4%Nov 25, 202213
Feb 28, 2022May 11, 2022-79.2%Oct 10, 2022104
Feb 1, 2022Feb 11, 2022-17.6%Feb 18, 20225
Jan 19, 2022Jan 21, 2022-13.0%Jan 31, 20226
Seasonal Patterns: Best & Worst Months

Return by month, every year on record, plus average by weekday. Context, not a trading signal on its own; small sample sizes here too.

Historically strongest month
June
Avg +35.7% · positive in 80% of 5 years
Historically weakest month
March
Avg -28.9% · positive in 20% of 5 years
YearJFMAMJJASOND
2026253-911-10281372
2025-7-41853026252236-110-15
2024714-85-33-11121075076-2-32
20239-12-14-1-13-1212-8-16-10-174
20222841-54-30-312539-220207-6

Cell = that month's return (%), rounded. Darker green = stronger gain, darker red = deeper loss.

By weekday
Mon
-0.08%
48% win
Tue
+0.35%
50% win
Wed
+1.08%
54% win
Thu
+0.14%
50% win
Fri
-0.12%
50% win
Years That Traded Like This One

Comparing 2026's price path so far to every other full year on record, ranked by how closely they tracked. What happened for the rest of those years:

2025 · 70% similar so far
Rest of that year:
+28.2%
Full-year 2025: +209.0%
2022 · 32% similar so far
Rest of that year:
+57.0%
Full-year 2022: +104.5%
2024 · -32% similar so far
Rest of that year:
+71.0%
Full-year 2024: -74.7%

Similarity is based on the shape of the price path, not the cause, years can look alike for very different reasons. Context, not a forecast.

Grinds Up or Drops Fast? AMLX's Risk Profile

Does AMLX grind up and drop fast, or climb in bursts and fade slowly? The shape of its up days vs down days tells you.

Avg up day
+3.87%
Avg down day
-3.44%
% of days positive
50%
Frequently asked questions

Straight, sourced answers, the kind of questions traders actually type into a search bar or ask an AI assistant.

What is AMLX's 52-week high and low?

Amylyx Pharmaceuticals, Inc. (AMLX)'s 52-week high is $39.66, set on Aug 20, 2026. Its 52-week low is $9.38, set on Aug 29, 2025. It last closed at $34.74.

Is AMLX more volatile than usual right now?

AMLX's short-term volatility is unusually wild, sitting at the 98th percentile of its own 1-2 year range.

What happens after AMLX has a big move?

Looking at AMLX's 28 single-day moves of +12.6% or more: after a big up day, it has averaged +0.5% over the next 5 sessions (52% positive). After a big down day, it has averaged +7.9% over the next 5 sessions (43% positive).

How long does AMLX usually take to recover from a drop?

Across 5 drawdowns of 10% or more on record, AMLX has taken an average of 30 trading days to climb back to its prior high. It is currently -96.0% below its Jan 27, 2023 peak and has not yet recovered.

Does AMLX have a seasonal pattern?

Historically, June has been AMLX's strongest month, averaging +35.7% and finishing positive in 80% of years. March has been the weakest, averaging -28.9%. This is a historical pattern, not a guarantee.

What is AMLX's longest winning streak?

AMLX's longest winning streak on record is 9 trading days, from Oct 30, 2024 to Nov 11, 2024, a combined gain of +38.7%. Its longest losing streak is 10 days.

How often do AMLX's price gaps get filled?

AMLX has gapped up at least 1% on 222 occasions, filling that gap within 5 sessions 86% of the time. It has gapped down at least 1% on 184 occasions, filling within 5 sessions 90% of the time.

Where is AMLX trading relative to its all-time high?

AMLX is trading -15.1% from its all-time high of $40.93 (Jan 27, 2023). Its current price is higher than 93% of all closing prices in its history on record.

All figures on this page are calculated directly from AMLX's daily price history (split/dividend-adjusted) and reflect the past only. None of this is a prediction of future performance or investment advice. Read disclaimer →