ANNX
Annexon, Inc. · Healthcare · Market cap $792.0M
Insiders bought $100K net in the last 90 days ·0 sellers, 1 buyer· latest Form 4 filed Sep 25, 2026
Insider Buying
$12.4M
reported purchases (SEC code P)
Insider Selling
$313K
reported sales (SEC code S)
Unique Insiders
9
in the rolling window
Latest filing
Sep 25, 2026
Love Douglas
Annexon, Inc. (ANNX) has 26 SEC Form 4 filings (29 transaction rows) in the rolling window, disclosed by 9 distinct insiders. Most recent filing: Sep 25, 2026.
Inside the rolling window, 9 insiders at Annexon, Inc. reported 13 open-market purchases totaling $12.4M and 10 open-market sales totaling $313K. The most active filer is Director Satter Muneer A with 6 filings. Insiders have net bought $3.5M over the trailing 6 months. The largest single insider purchase in this window was $3.3M by Director Satter Muneer A on May 28, 2026. The most recent open-market filing is a purchase of 26,065 shares by PRESIDENT AND CEO Love Douglas, dated Sep 24, 2026, worth $100K.
- Industry:Biotechnology
- CEO:Douglas E. Love
- Employees:92
- HQ:Brisbane, CA, US
- IPO:2020-07-24
| Source | |||||||
|---|---|---|---|---|---|---|---|
Love DouglasFirst filing | PRESIDENT AND CEO | Purchase | 26,065 | $100K | Sep 25 | +8.2% | SEC ↗ |
Satter Muneer AFirst in 6 months | Director | Purchase | 613,497 | $3.3M | May 29 | -27.3% | SEC ↗ |
| Director | Purchase | 8,000 | $46K | May 13 | -27.7% | SEC ↗ | |
| Director | Purchase | 8,000 | $50K | Apr 14 | -32.1% | SEC ↗ | |
| Director | Purchase | 8,000 | $45K | Mar 12 | -27.6% | SEC ↗ | |
| EVP & CHIEF FINANCIAL OFFICER | Sale | 5,565 | $30K | Mar 4 | -29.5% | SEC ↗ | |
| EVP & CHIEF SCIENTIFIC OFFICER | Sale | 5,894 | $32K | Mar 4 | -29.5% | SEC ↗ | |
| CHIEF MEDICAL OFFICER | Sale | 5,820 | $32K | Mar 4 | -29.5% | SEC ↗ | |
| EVP & CHIEF BUSINESS OFFICER | Sale | 4,339 | $24K | Mar 4 | -29.5% | SEC ↗ | |
| EVP & CHIEF INNOVATION OFFICER | Sale | 5,566 | $30K | Mar 4 | -29.5% | SEC ↗ | |
Overdorf MichaelFirst filing | EVP & CHIEF BUSINESS OFFICER | Sale | 6,225 | $32K | Feb 20 | — | SEC ↗ |
Lew JenniferFirst filing | EVP & CHIEF FINANCIAL OFFICER | Sale | 7,851 | $40K | Feb 20 | — | SEC ↗ |
Yednock TedFirst filing | EVP & CHIEF INNOVATION OFFICER | Sale | 7,857 | $40K | Feb 20 | — | SEC ↗ |
Dananberg JamieFirst filing | CHIEF MEDICAL OFFICER | Sale | 5,290 | $27K | Feb 20 | — | SEC ↗ |
ARTIS DEAN RICHARDFirst filing | EVP & CHIEF SCIENTIFIC OFFICER | Sale | 5,290 | $27K | Feb 20 | — | SEC ↗ |
| Director | Purchase | 4,115 | $21K | Jan 2 | — | SEC ↗ | |
Choi JungFirst filing | Director | Purchase | 33,000 | $138K | Dec 3 | — | SEC ↗ |
Carson William H.First filing | Director | Purchase | 4,115 | $18K | Dec 3 | — | SEC ↗ |
| Director | Purchase | 400,000 | $1.8M | Nov 21 | — | SEC ↗ | |
| Director | Purchase | 422,613 | $1.8M | Nov 21 | — | SEC ↗ | |
Satter Muneer AFirst filing | Director | Purchase | 500,000 | $1.5M | Nov 19 | — | SEC ↗ |
Satter Muneer AFirst filing | Director | Purchase | 500,000 | $1.6M | Nov 19 | — | SEC ↗ |
Satter Muneer AFirst filing | Director | Purchase | 500,000 | $2.0M | Nov 19 | — | SEC ↗ |
Frequently asked questions
How many SEC Form 4 insider filings does ANNX have?
Annexon, Inc. (ANNX) has 26 SEC Form 4 filings (29 transaction rows) in the rolling 365-day window, disclosed by 9 distinct insiders. Most recent filing: Sep 25, 2026.
When was the most recent SEC Form 4 filing for ANNX?
The most recent Form 4 filing for ANNX on Tracefour is dated Sep 25, 2026.
Who is the most active insider at ANNX?
The most active SEC Form 4 filer at ANNX in the rolling window is Director Satter Muneer A, with 6 filings.
What is the net insider flow at ANNX over the last 6 months?
Over the trailing 180 days, insiders at ANNX have net bought $3.5M based on SEC Form 4 disclosures.
What was the largest insider purchase at ANNX?
The largest single insider open-market purchase at ANNX in the rolling window was $3.3M by Director Satter Muneer A on 2026-05-28.
What is the total insider buy and sell value at ANNX in the current window?
Inside the rolling window, insiders at ANNX bought $12.4M and sold $313K based on SEC Form 4 filings.
Can I get alerts for ANNX insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Annexon, Inc. (ANNX). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Annexon, Inc. is in the Healthcare sector.