WAVEMAN · COMPANY

ANNX · Annexon, Inc.

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TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475

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ANNX

Name: Annexon, Inc. (ANNX) insider trading and ownership data
Creator: WaveMan
License: https://wave-man.com/terms

Annexon, Inc.

PHARMA & BIOTECH · PHARMACEUTICAL PREPARATIONS · CIK 0001528115

FORM 144 · 3☆ WATCH

INSIDER NET · 180D

$3.5M

open-market buys minus sells, Form 4 codes P and S

INSIDER BUYERS · 180D

CONGRESS BUYERS · 1Y

FUNDS ADDED · QTR

112

13F, latest reported quarter

REVENUE GROWTH

XBRL, annual

NET MARGIN

CONVERSIONS · 180D

codes C/M, not in net · $56.7K priced

SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST

INSIDERS

net +$3.5M over 180 days

more than 93% of Pharma & Biotech

CONGRESS

no member of Congress has reported trading it

FUNDS

112 funds added or opened last quarter

more than 69% of Pharma & Biotech

REVENUE

no revenue reported in any filing

MARGIN

no margin: this company reports no revenue to divide by

BUYBACKS

no share repurchases reported

SHORT

10.4 days to cover · settled 2026-07-31

THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET

3 insiders have filed intent to sell ($28.8K) and have not sold yet.

112 funds added or opened positions in the latest 13F quarter, of 218 holders.

The year, with the filings on it

Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail

TOTAL 12M RETURN +135.3%

+135.3%12M

INSIDER BUYINSIDER SELLFORM 144

INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY

Live price

Daily candles from TradingView, on their licence — no filings are marked on this one

WHY THIS NAME IS ON THE DESK

Insiders are net buyers of their own stock.

The record shows a net $3.5M bought by insiders over 180 days, 112 funds added last quarter, $28.8K in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.

Backtest this pattern Open the screener

Same sector, ranked by filing activity

Sector from the SEC's own SIC classification

UTHR CPIX MRNA REGN LLY ALNY ELF CITR MDGL DNA VRTX NUVL

Insider transactions

Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, Annexon, Inc. insiders bought a net $3.5M of stock across 80 Form 4 purchases and sales, with 2 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-05.

INSIDER

FILED

VALUE

Satter Muneer A

Director

BUY

2026-05-28

613,497.0

$3.3M

Carson William H.

Director

BUY

2026-05-11

8,000.0

$46.2K

Carson William H.

Director

BUY

2026-04-10

8,000.0

$49.6K

Carson William H.

Director

BUY

2026-03-10

8,000.0

$45.4K

Dananberg Jamie

CHIEF MEDICAL OFFICER

SELL

2026-03-02

5,820.0

$31.6K

80 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 75 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders

13F · holdings as of the latest quarter funds have reported

FMR LLC

19,518,496.0 sh

$111.5M

BlackRock, Inc.

13,539,744.0 sh

$77.3M

Redmile Group, LLC

11,869,877.0 sh

$67.8M

STATE STREET CORP

9,824,321.0 sh

$56.1M

BVF INC/IL

8,698,173.0 sh

$49.7M

SCHEDULE 13D/G

No 5%+ ownership filings

Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.

Planned sales · Form 144

Filed before the sale — intent, not a trade

WIGGANS THOMAS G

FILED 2026-08-13

$10.6K

WIGGANS THOMAS G

FILED 2026-07-15

$12.6K

WIGGANS THOMAS G

FILED 2026-07-14

$5.6K

Fund concentration

N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show

Invesco Dorsey Wright Healthcare Momentum ETF

$1.1M POSITION · AS OF 2026-04-30

0.9%

Virtus Biotech Clinical Trials Etf

$326.0K POSITION · AS OF 2026-04-30

0.9%

Fidelity Advisor Biotechnology Fund

$9.8M POSITION · AS OF 2026-04-30

0.5%

Select Biotechnology Portfolio

$26.5M POSITION · AS OF 2026-02-28

0.5%

Select Pharmaceuticals Portfolio

$7.1M POSITION · AS OF 2026-02-28

0.5%

NORTH SQUARE KENNEDY MICROCAP FUND

$130.6K POSITION · AS OF 2026-02-28

0.4%

SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK

Clinical pipeline

ClinicalTrials.gov · 10 registered trials, 2 still enrolling or running — a status change here is dated weeks before the press release

Phase 1

0 ACTIVE

Phase 2

0 ACTIVE

Phase 3

2 ACTIVE

TRIALS MATCHED TO THIS TICKER BY SPONSOR NAME · STUDIES RUN UNDER A SUBSIDIARY'S OWN NAME ARE NOT INCLUDED

Fundamentals

Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all

	2025-12	2024-12	2023-12	2022-12
OPERATING INCOME	$-216.4M	$-154.1M	$-143.7M	$-145.6M
NET INCOME	$-206.7M	$-138.2M	$-134.2M	$-141.9M
EPS (DILUTED)	-1.34	-1.01	-1.77	-2.60
OPERATING CASH FLOW	$-186.4M	$-118.0M	$-121.1M	$-116.3M
CASH	$162.1M	$49.5M	$225.1M	$140.0M

SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-05 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE