Annexon, Inc.

Annexon, Inc.

ANNX·NASDAQ

$5.39

+2.5%
HealthcareBiotechnology

Annexon, Inc., a clinical-stage biopharmaceutical company, discovers and develops therapeutics for autoimmune, neurodegenerative, and ophthalmic disorders. The company's C1q is an initiating molecule of the classical complement pathway that targets distinct disease processes, such as antibody-mediated autoimmune disease and complement-mediated neurodegeneration. Its product candidates include ANX005, a monoclonal antibody, which is in Phase II/III clinical trials to treat patients with guillain- barré syndrome; Phase II trial in patients with warm autoimmune hemolytic anemia; and Phase II clinical trial for Huntington's disease and amyotrophic lateral sclerosis. The company is also developing ANX009 that is in Phase Ib trial in patients with lupus nephritis; and ANX007, which is in Phase II clinical trials to treat patients with geographic atrophy. In addition, it develops ANX105, an investigational monoclonal antibody targeting neurodegenerative indications; and ANX1502, an investigational oral small molecule for the treatment of certain autoimmune indications. The company was incorporated in 2011 and is headquartered in Brisbane, California.

At a Glance

Live Snapshot
Market Cap$644.62M
EPS-1.3400
P/E Ratio-4.02
Earnings Date08/13/2026
annx

Annexon, Inc. Street Expectations Map

ANNX · NASDAQ

Wall Street analysts project that ANNX stock may rise significantly over the coming 12 months. The consensus 1-year price target stands at 11.50, with estimates ranging from a low of 7.00 to a high of 16.00.

Lowest Target
7.00
29.87%
Consensus Target
11.50
113.36%
Highest Target
16.00
196.85%

The consensus 1-year price target stands at 11.50, with estimates ranging from a low of 7.00 to a high of 16.00.

Analyst Consensus Analysis

Upside Potential

+113.4%

Substantial upside potential. Analysts see significant value gap, suggesting the stock may be materially undervalued at current levels.

Analyst Agreement

78.3% spread

High uncertainty. Very wide target spread indicates significant disagreement among analysts—major valuation uncertainty or transformation underway.

Analyst Conviction

Low

High uncertainty: Wide dispersion indicates analysts struggle to agree on valuation—proceed with caution and independent analysis.

Market Sentiment Insight

High risk, high reward: Substantial upside potential exists, but wide analyst disagreement signals execution risk or unclear catalysts. Thorough due diligence essential before committing capital.

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Annexon, Inc. Forward Estimates of Revenue

ANNX · NASDAQ
Latest Revenue
0.00
FY 2025
Avg Estimate
1.06M
FY 2026
Estimate Range
1.06M - 1.06M
Analyst Spread

Forward Growth Analysis

Analyst Coverage5 Analysts

Moderate coverage—sufficient for guidance but may lack depth of large-cap analysis.

Estimate Spread0%

Narrow estimate range signals strong analyst consensus and predictable business outlook.

OutlookNeutral

Mixed signals—some positive indicators offset by concerns about growth or uncertainty.

annx

Annexon, Inc. Forward Estimates of Net Income

ANNX · NASDAQ
Latest Net Income
-206.69M
FY 2025
Avg Estimate
-144.87M
FY 2026
Estimate Range
-177.82M - -111.92M
Analyst Spread

Forward Growth Analysis

Projected Growth+29.9%

Strong growth expectations signal robust business momentum and market opportunity expansion.

Analyst Coverage5 Analysts

Moderate coverage—sufficient for guidance but may lack depth of large-cap analysis.

Estimate Spread45%

Wide estimate range reveals significant forecast uncertainty and potential volatility.

OutlookNeutral

Mixed signals—some positive indicators offset by concerns about growth or uncertainty.

Key Insight

High forecast uncertainty: Wide estimate range indicates analysts struggling to predict outcomes—suggests elevated risk and potential volatility.

annx

Annexon, Inc. Forward Estimates of EPS

ANNX · NASDAQ
Latest EPS
-1.34
FY 2025
Avg Estimate
$-1.10
FY 2026
Estimate Range
$-1.29 - $-0.81
Analyst Spread

Forward Growth Analysis

Projected Growth+18.3%

Solid growth trajectory indicates healthy business performance and competitive positioning.

Analyst Coverage5 Analysts

Moderate coverage—sufficient for guidance but may lack depth of large-cap analysis.

Estimate Spread44%

Wide estimate range reveals significant forecast uncertainty and potential volatility.

OutlookNeutral

Mixed signals—some positive indicators offset by concerns about growth or uncertainty.

Key Insight

High forecast uncertainty: Wide estimate range indicates analysts struggling to predict outcomes—suggests elevated risk and potential volatility.

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Annexon, Inc. Forward Estimates of EBIT

ANNX · NASDAQ
Latest EBIT
-216.41M
FY 2025
Avg Estimate
0.00
FY 2026
Estimate Range
0.00 - 0.00
Analyst Spread

Forward Growth Analysis

Projected Growth+100.0%

Strong growth expectations signal robust business momentum and market opportunity expansion.

Analyst Coverage5 Analysts

Moderate coverage—sufficient for guidance but may lack depth of large-cap analysis.

OutlookNeutral

Mixed signals—some positive indicators offset by concerns about growth or uncertainty.

annx

Annexon, Inc. Forward Estimates of EBITDA

ANNX · NASDAQ
Latest EBITDA
-213.76M
FY 2025
Avg Estimate
0.00
FY 2026
Estimate Range
0.00 - 0.00
Analyst Spread

Forward Growth Analysis

Projected Growth+100.0%

Strong growth expectations signal robust business momentum and market opportunity expansion.

Analyst Coverage5 Analysts

Moderate coverage—sufficient for guidance but may lack depth of large-cap analysis.

OutlookNeutral

Mixed signals—some positive indicators offset by concerns about growth or uncertainty.

annx

Annexon, Inc. Forward Estimates of SG&A Expense

ANNX · NASDAQ
Latest SG&A Expense
31.71M
FY 2025
Avg Estimate
0.00
FY 2026
Estimate Range
0.00 - 0.00
Analyst Spread

Forward Growth Analysis

Projected Growth-100.0%

Significant contraction projected—major business challenges or industry disruption likely.

Analyst Coverage5 Analysts

Moderate coverage—sufficient for guidance but may lack depth of large-cap analysis.

OutlookCautious

Analyst skepticism evident—carefully evaluate risks before investment decisions.

annx

Annexon, Inc. Insider Positioning

ANNX · NASDAQ

During the last 12 months, insiders have purchased $13.33M and sold $321K worth of ANNX shares, resulting in $13.01M of net buying activity.

3 Months

Bought

637.5K

3.46M

Sold

0

0.00

Net Activity

+3.5M

+$3.46M

3-6 Months

Bought

4.1K

20.66K

Sold

59.7K

313.42K

Net Activity

-293K

-$293K

6-9 Months

Bought

2.4M

8.84M

Sold

0

0.00

Net Activity

+8.8M

+$8.84M

9-12 Months

Bought

397.3K

1.01M

Sold

3.1K

7.99K

Net Activity

+1.0M

+$1.00M

Top Buyers

1
SMA

Satter Muneer A

Director

3.0M shares7 transactions

$12.12M

2
CWH

Carson William H.

Director

107.8K shares11 transactions

$375K

3
CJ

Choi Jung

Director

88.0K shares2 transactions

$279K

4
WWD

Waddill William D.

Director

55.0K shares1 transactions

$140K

5
JWAJ

Jones William A Jr

Director

55.0K shares1 transactions

$140K

Top Sellers

1
YT

Yednock Ted

Officer: Evp & Chief Innovation Officer

14.5K shares3 transactions

$73K

2
LJ

Lew Jennifer

Officer: Evp & Chief Financial Officer

14.5K shares3 transactions

$73K

3
ADR

Artis Dean Richard

Officer: Evp & Chief Scientific Officer

11.2K shares2 transactions

$59K

4
DJ

Dananberg Jamie

Officer: Chief Medical Officer

11.1K shares2 transactions

$59K

5
OM

Overdorf Michael

Officer: Evp & Chief Business Officer

11.4K shares3 transactions

$57K

Insider Activity Analysis

Net Insider Sentiment

Bullish

Strong bullish signal with $13.01M net buying. Insiders are aggressively accumulating shares, suggesting significant confidence in future prospects.

Buy/Sell Ratio

41.47:1

Exceptional buy/sell ratio. Buying dramatically outweighs selling—one of the strongest possible insider signals.

Recent Trend (3 Months)

$3.46M

Very strong recent buying momentum. Recent insider purchases significantly outpace sales, suggesting near-term optimism.

Insider Participation

Balanced

5 insider buyers and 5 sellers. Equal participation suggests mixed or neutral insider views.

Insider Activity Insight

Strong confluence of bullish signals: High buy/sell ratio, multiple insiders participating, and recent buying momentum all point to significant insider confidence. This level of coordinated buying often precedes positive developments.