5.52
price up icon3.95%   0.21
after-market After Hours: 5.58 0.06 +1.09%
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Annexon Inc stock is traded at $5.52, with a volume of 4.50M. It is up +3.95% in the last 24 hours and down -6.12% 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:
$5.31
Open:
$5.41
24h Volume:
4.50M
Relative Volume:
1.74
Market Cap:
$904.41M
Revenue:
-
Net Income/Loss:
$-206.69M
P/E Ratio:
-4.0723
EPS:
-1.3555
Net Cash Flow:
$-186.49M
1W Performance:
+12.42%
1M Performance:
-6.12%
6M Performance:
+27.78%
1Y Performance:
+161.61%
1-Day Range:
Value
$5.29
$5.535
1-Week Range:
Value
$4.88
$5.565
52-Week Range:
Value
$1.85
$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
2026-05-11
Name
Latest SEC Filings
Name
ANNX's Discussions on Twitter

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

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
ANNX icon
ANNX
Annexon Inc
5.52 870.00M 0 -206.69M -186.49M -1.3555
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
435.93 110.28B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
634.62 66.98B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
808.43 50.15B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
295.50 39.71B 4.29B 577.22M 641.34M 4.2086
RVMD icon
RVMD
Revolution Medicines Inc
154.89 32.22B 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

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May 20, 2026

Annexon Inc at JPMorgan Healthcare Conference Transcript - GuruFocus

May 20, 2026
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May 19, 2026

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

May 19, 2026
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May 18, 2026

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

May 18, 2026
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May 18, 2026

Is Annexon (NASDAQ:ANNX) In A Good Position To Deliver On Growth Plans? - Moomoo

May 18, 2026
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May 15, 2026

Annexon (ANNX) insiders/affiliates report 8.7M-share stake (5.4%) - Stock Titan

May 15, 2026
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May 15, 2026

ANNX Price Today: Annexon, Inc. Stock Price, Quote & Chart | MEXC - MEXC

May 15, 2026
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May 15, 2026

Wall Street analysts see a 165.52% upside in Annexon (ANNX): Can the stock really move this high? - MSN

May 15, 2026
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May 14, 2026

Annexon, Inc.common stock (NQ: ANNX - FinancialContent

May 14, 2026
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May 14, 2026

Annexon Inc at Bank of America Global Healthcare Conference Transcript - GuruFocus

May 14, 2026
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May 14, 2026

Annexon Highlights Q4 Geographic Atrophy Data, GBS Filing Plans at BofA Conference - sharewise.com

May 14, 2026
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May 13, 2026

Director William Carson Acquires Additional Shares of Annexon In - GuruFocus

May 13, 2026
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May 13, 2026

Director adds Annexon (ANNX) shares in Rule 10b5-1 plan purchase - Stock Titan

May 13, 2026
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May 13, 2026

ANNX: Late-stage neuroinflammatory therapies show strong efficacy, with global filings and robust pipeline - TradingView

May 13, 2026
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May 13, 2026

Annexon (NASDAQ:ANNX) Upgraded by The Goldman Sachs Group to "Hold" Rating - MarketBeat

May 13, 2026
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May 13, 2026

Goldman Sachs initiates coverage of Annexon (ANNX) with neutral recommendation - MSN

May 13, 2026
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May 12, 2026

ANNX Initiated Coverage by Goldman Sachs -- Price Target Set at $7.00 - GuruFocus

May 12, 2026
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May 12, 2026

HC Wainwright Predicts Annexon's Q2 Earnings (NASDAQ:ANNX) - MarketBeat

May 12, 2026
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May 12, 2026

Goldman Sachs initiates Annexon Biosciences stock at Neutral on GA trial uncertainty - Investing.com Canada

May 12, 2026
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May 11, 2026

Annexon Inc reports results for the quarter ended March 31Earnings Summary - TradingView

May 11, 2026
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May 11, 2026

110 Years. 110 Stories. 110 Reasons to Raise Awareness for GBS - Investing News Network

May 11, 2026
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May 11, 2026

110 Years. 110 Stories. 110 Reasons to Raise Awareness for GBS - GlobeNewswire Inc.

May 11, 2026
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May 11, 2026

Exploring 3 High Growth Tech Stocks In The US Market - simplywall.st

May 11, 2026
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May 11, 2026

HC Wainwright Has Optimistic View of Annexon FY2030 Earnings - MarketBeat

May 11, 2026
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May 09, 2026

Analysts Offer Insights on Healthcare Companies: Amylyx Pharmaceuticals Inc (AMLX), Annexon Biosciences (ANNX) and AMN Healthcare Services (AMN) - The Globe and Mail

May 09, 2026
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May 09, 2026

Annexon (NASDAQ:ANNX) Stock Rating Upgraded by Wall Street Zen - MarketBeat

May 09, 2026
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May 08, 2026

H.C. Wainwright Maintains Annexon(ANNX.US) With Buy Rating, Maintains Target Price $14 - Moomoo

May 08, 2026
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May 08, 2026

Annexon Inc expected to post a loss of 29 cents a shareEarnings Preview - TradingView

May 08, 2026
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May 08, 2026

Annexon, Inc. Stock 12‑Month Price Target Raised to $14.38, Implies 160% Upside - TradingView

May 08, 2026
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May 08, 2026

TD Cowen Maintains Annexon(ANNX.US) With Buy Rating - Moomoo

May 08, 2026
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May 08, 2026

Annexon Reports First Quarter 2026 Financial Results, Portfolio Progress and Key Anticipated Milestones - Investing News Network

May 08, 2026
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May 07, 2026

Annexon (NASDAQ: ANNX) trims loss, details GBS and GA drug pipeline - Stock Titan

May 07, 2026
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May 07, 2026

Annexon, Inc. Reports Earnings Results for the First Quarter Ended March 31, 2026 - marketscreener.com

May 07, 2026
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May 07, 2026

Annexon (NASDAQ: ANNX) trims Q1 2026 loss, targets key GA and GBS milestones - Stock Titan

May 07, 2026
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May 07, 2026

Annexon targets Q4 data for vision drug in 8M-patient eye disease - Stock Titan

May 07, 2026
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May 06, 2026

The competitive edge that makes Annexon (ANNX) special (-0.26%) 2026-05-06Momentum Picks - Newser

May 06, 2026
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May 06, 2026

Annexon to Present at the Bank of America Securities Health Care Conference 2026 - Investing News Network

May 06, 2026
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May 06, 2026

Annexon to Present at Bank of America Securities Health Care Conference on May 6, 2026 - geneonline.com

May 06, 2026
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May 01, 2026

EarningsChartMill - ChartMill

May 01, 2026
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Apr 27, 2026

Annexon | DEFA14A: Others - Moomoo

Apr 27, 2026
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Apr 27, 2026

Annexon | ARS: Annual Report to Security Holders - Moomoo

Apr 27, 2026
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Apr 27, 2026

ANNX: Late-stage C1q inhibitors show strong efficacy in GBS and GA, with pivotal data due in 2026 - TradingView

Apr 27, 2026
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Apr 27, 2026

Annexon (NASDAQ: ANNX) proxy asks approval to boost share authorization and elect directors - Stock Titan

Apr 27, 2026
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Apr 27, 2026

Annexon stock rises after director purchases shares - MSN

Apr 27, 2026
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Apr 27, 2026

Annexon presents four studies on Guillain-Barre syndrome disease burden and targeted therapies - Traders Union

Apr 27, 2026
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Apr 27, 2026

Annexon (ANNX): 7 Small Cap Stocks with the Highest Upside Potential - Yahoo Finance

Apr 27, 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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$29.66
price down icon 0.98%
$92.25
price up icon 0.12%
$108.87
price up icon 2.48%
$53.86
price down icon 1.17%
ONC ONC
$302.44
price down icon 2.52%
$154.89
price up icon 2.20%
Cap:     |  Volume (24h):