4.87
price up icon0.62%   0.03
after-market After Hours: 4.87
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Annexon Inc stock is traded at $4.87, with a volume of 1.23M. It is up +0.62% in the last 24 hours and down -8.63% over the past month. Annexon Inc is a clinical-stage biopharmaceutical company developing a pipeline of novel therapies for patients with classical complement-mediated disorders of the body, brain, and eye. Its pipeline is based on its platform technology addressing well-researched classical complement-mediated autoimmune and neurodegenerative disease processes, both of which are triggered by aberrant activation of C1q. Its pipeline of product candidates is designed to block the activity of C1q and the entire classical complement pathway in a broad set of complement-mediated diseases. Its product candidates are ANX005, for autoimmune & neurodegenerative disorders; ANX007, for neurodegenerative ophthalmic disorders; ANX1502, for Oral small molecule; and ANX009, for systemic autoimmune diseases.
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Previous Close:
$4.84
Open:
$4.81
24h Volume:
1.23M
Relative Volume:
0.35
Market Cap:
$923.25M
Revenue:
-
Net Income/Loss:
$-196.48M
P/E Ratio:
-4.0056
EPS:
-1.2158
Net Cash Flow:
$-183.16M
1W Performance:
-2.01%
1M Performance:
-8.63%
6M Performance:
-12.88%
1Y Performance:
+126.51%
1-Day Range:
Value
$4.79
$4.905
1-Week Range:
Value
$4.765
$5.075
52-Week Range:
Value
$2.10
$7.18

Annexon Inc Stock (ANNX) Company Profile

Name
Name
Annexon Inc
Name
Phone
(650) 822-5500
Name
Address
1400 SIERRA POINT PARKWAY, BRISBANE
Name
Employee
93
Name
Twitter
Name
Next Earnings Date
2026-08-13
Name
Latest SEC Filings
Name
ANNX's Discussions on Twitter

Compare ANNX vs VRTX, REGN, ARGX, MRNA, RVMD

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
ANNX icon
ANNX
Annexon Inc
4.87 982.02M 0 -196.48M -183.16M -1.2158
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
546.12 136.93B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
827.72 85.11B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
1,033.15 64.95B 4.16B 1.29B 734.26M 19.58
MRNA icon
MRNA
Moderna Inc
145.55 53.23B 2.23B -3.19B -1.60B -8.1462
RVMD icon
RVMD
Revolution Medicines Inc
210.02 45.38B 742.00K -1.37B -1.07B -7.0731

Annexon Inc Stock (ANNX) Upgrades & Downgrades

Date Action Analyst Rating Change
Dec-23-25 Initiated Chardan Capital Markets Buy
Mar-01-24 Upgrade JP Morgan Neutral → Overweight
Dec-21-23 Upgrade BofA Securities Neutral → Buy
Oct-30-23 Initiated Wells Fargo Overweight
May-26-23 Downgrade BofA Securities Buy → Neutral
May-25-23 Downgrade JP Morgan Overweight → Neutral
Sep-16-22 Initiated Jefferies Buy
Sep-09-22 Initiated BTIG Research Buy
Nov-30-21 Initiated H.C. Wainwright Buy
Sep-23-21 Initiated Cantor Fitzgerald Overweight
Jan-26-21 Initiated Needham Buy
Aug-18-20 Initiated BofA Securities Buy
Aug-18-20 Initiated Cowen Outperform
Aug-18-20 Initiated JP Morgan Overweight
View All

Annexon Inc Stock (ANNX) Latest News

pulisher
Aug 20, 2026

Annexon (ANNX): Pipeline Momentum Is Building, but Cash Discipline Still Runs the Story - AlphaStreet

Aug 20, 2026
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Aug 19, 2026

Annexon (ANNX) Q2 2026 Earnings Call Transcript - AOL.com

Aug 19, 2026
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Aug 19, 2026

Annexon, Inc. Stock 12‑Month Price Target Raised to $15.71, Implies 198% Upside - TradingView

Aug 19, 2026
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Aug 18, 2026

Annexon Reports Inducement Grants to New Employees under Nasdaq Listing Rule 5635(4) - marketscreener.com

Aug 18, 2026
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Aug 18, 2026

Bank of America Corp DE Has $23.60 Million Stock Holdings in Annexon, Inc. $ANNX - MarketBeat

Aug 18, 2026
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Aug 17, 2026

Annexon Inc (ANNX) Stock News Today - TradingKey

Aug 17, 2026
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Aug 17, 2026

Annexon Reports Inducement Grants to New Employees Under Nasdaq Listing Rule 5635(c)(4) - The Manila Times

Aug 17, 2026
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Aug 17, 2026

At $5.29, Annexon grants new employees options vesting over four years - Stock Titan

Aug 17, 2026
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Aug 17, 2026

Annexon (ANNX) Adds Dual Primary Endpoint in Phase 3 Trial, Refl - GuruFocus

Aug 17, 2026
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Aug 17, 2026

Annexon (ANNX) Earnings Call zu Q2 2026: ARCHER II erweitert, BLA-Einreichung im Zeitplan - TradingKey

Aug 17, 2026
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Aug 17, 2026

Annexon (ANNX) Q2 2026 Earnings Call: ARCHER II Expanded, BLA Filing on Track - TradingKey

Aug 17, 2026
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Aug 17, 2026

Annexon grants new hires options for 287,500 shares at $5.29 each - Bitget

Aug 17, 2026
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Aug 17, 2026

What is HC Wainwright's Estimate for Annexon Q3 Earnings? - MarketBeat

Aug 17, 2026
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Aug 15, 2026

Annexon (ANNX) Is Down 6.1% After Dual Endpoint Shift in ARCHER II TrialWhat's Changed - Sahm

Aug 15, 2026
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Aug 15, 2026

Annexon (NASDAQ:ANNX) Rating Lowered to Strong Sell at Wall Street Zen - MarketBeat

Aug 15, 2026
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Aug 15, 2026

ANNX SWOT Analysis: Financial Challenges and Growth Potential Re - GuruFocus

Aug 15, 2026
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Aug 13, 2026

State Street Corp Boosts Annexon Inc (ANNX) Stake by 42% in June Transaction - GuruFocus

Aug 13, 2026
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Aug 13, 2026

A Quick Look at Today's Ratings for Annexon(ANNX.US), With a Forecast Between $8 to $27 - Moomoo

Aug 13, 2026
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Aug 13, 2026

Insider for ANNX (ANNX) plans sale of 2,000 shares after option exercise - Stock Titan

Aug 13, 2026
pulisher
Aug 13, 2026

Annexon (ANNX), What Is Behind Its Latest Update? - Yahoo Finance

Aug 13, 2026
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Aug 13, 2026

ANNX Upgraded by Citizens -- Rating Changed to Market Perform - GuruFocus

Aug 13, 2026
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Aug 13, 2026

Annexon (NASDAQ:ANNX) Upgraded at Citizens Jmp - MarketBeat

Aug 13, 2026
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Aug 13, 2026

BofA Securities Maintains Annexon(ANNX.US) With Buy Rating, Maintains Target Price $8 - Moomoo

Aug 13, 2026
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Aug 13, 2026

Citizens upgrades Annexon stock rating on trial endpoint changes - Investing.com

Aug 13, 2026
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Aug 12, 2026

Annexon Announces $55.3 Million Net Loss in Q2 2026 Financial Results - Kalkine Media

Aug 12, 2026
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Aug 12, 2026

Form 8K Annexon Inc For: 12 August By Investing.com - Investing.com Nigeria

Aug 12, 2026
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Aug 12, 2026

Annexon, Inc. Q2 2026 Earnings Call Summary - Yahoo Finance

Aug 12, 2026
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Aug 12, 2026

Annexon (NASDAQ: ANNX) reports $99.5M H1 2026 loss and secures new $200M debt facility - Stock Titan

Aug 12, 2026
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Aug 12, 2026

Needham Maintains Annexon(ANNX.US) With Buy Rating, Maintains Target Price $25 - Moomoo

Aug 12, 2026
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Aug 12, 2026

Annexon Q2 2026 Earnings Call Transcript - MarketBeat

Aug 12, 2026
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Aug 12, 2026

Annexon (NASDAQ:ANNX) Issues Earnings Results, Misses Estimates By $0.05 EPS - MarketBeat

Aug 12, 2026
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Aug 12, 2026

Annexon Releases Q2 2026 Financial Results - AlphaStreet

Aug 12, 2026
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Aug 12, 2026

Investors Purchase High Volume of Call Options on Annexon (NASDAQ:ANNX) - MarketBeat

Aug 12, 2026
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Aug 12, 2026

Annexon (NASDAQ:ANNX) Shares Gap Down on Disappointing Earnings - MarketBeat

Aug 12, 2026
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Aug 12, 2026

Annexon Reports Q2 2026 Financials and Expands Vonaprument Phase 3 Trial in Geographic Atrophy - Kalkine Media

Aug 12, 2026
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Aug 12, 2026

Earnings call transcript: Annexon misses Q2 2026 EPS view as shares fall premarket - Investing.com Nigeria

Aug 12, 2026
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Aug 12, 2026

Transcript : Annexon, Inc., Q2 2026 Earnings Call, Aug 12, 2026 - marketscreener.com

Aug 12, 2026
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Aug 12, 2026

Annexon Q2 Earnings Call Highlights - MarketBeat

Aug 12, 2026
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Aug 12, 2026

ANNX: Expanded pivotal trials and strong clinical results drive regulatory and financial momentum - TradingView

Aug 12, 2026
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Aug 12, 2026

Annexon, Inc. Reports Earnings Results for the Second Quarter and Six Months Ended June 30, 2026 - marketscreener.com

Aug 12, 2026
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Aug 12, 2026

Annexon Q2 Results: Net loss widens to $55.3M on higher R&D - scanx.trade

Aug 12, 2026
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Aug 12, 2026

Annexon Expands Vonaprument Phase 3 Program in Geographic Atrophy with Addition of Month 24 Dual Primary Endpoint Complementing Month 15 Primary Endpoint and Launch of Open-Label Extension Study - Investing News Network

Aug 12, 2026
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Aug 12, 2026

Annexon Reports Second Quarter 2026 Financial Results, Business Updates and Key Anticipated Milestones - Investing News Network

Aug 12, 2026
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Aug 12, 2026

Annexon shares fall as second-quarter loss exceeds Wall Street forecasts - Yahoo Finance

Aug 12, 2026
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Aug 12, 2026

Annexon adds month 24 endpoint to phase 3 dry AMD trial - Investing.com Nigeria

Aug 12, 2026
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Aug 12, 2026

Annexon Expands Vonaprument Phase 3 Trial With Month 24 Dual Primary Endpoint - marketscreener.com

Aug 12, 2026
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Aug 12, 2026

Why is Annexon stock sliding today? By Investing.com - Investing.com Canada

Aug 12, 2026
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Aug 12, 2026

Annexon shares fall 6% on wider-than-expected quarterly loss By Investing.com - Investing.com South Africa

Aug 12, 2026
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Aug 12, 2026

Annexon (Nasdaq: ANNX) deepens pipeline, adds $200M credit facility and new endpoints - Stock Titan

Aug 12, 2026
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Aug 12, 2026

Annexon Q2 Loss Narrows; Shares Down Pre-Bell - marketscreener.com

Aug 12, 2026
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Aug 12, 2026

Annexon shares fall 6% on wider-than-expected quarterly loss - Investing.com

Aug 12, 2026

Annexon Inc Stock (ANNX) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$103.76
price up icon 0.86%
$126.29
price down icon 0.31%
$63.96
price up icon 0.13%
$266.11
price up icon 0.61%
ONC ONC
$358.26
price down icon 1.22%
$210.02
price down icon 0.40%
Cap:     |  Volume (24h):