Security key
03589W102
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 38,766,276
- Total 13F value
- $445,683,894
- Share change
- +748,463
- SEC-reported price per share
- $11.49
- Number of holders
- 94
- Value change
- +$6,730,750
- Number of buys
- 55
- Number of sells
- 31
- Shares outstanding
- 163,738,683
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2021
Institutions
94
Top holders
10
ANNX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
Annexon, Inc. SEC filings
Annexon, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 03589W102
Recent filing periods:
Ownership snapshot
Top reported holders of ANNX - Annexon, Inc. - COMMON STOCK (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Redmile Group, LLC
Disclosed value leader
Redmile Group, LLC
Comparable rows
0/15
Latest evidence
30 Sep 2021
13F
Highest disclosed value: $62,328,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Redmile Group, LLC has the largest disclosed position value at $62.33M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Redmile Group, LLC's linked filing trail.
Disclosed position value
Top 5
Redmile Group, LLC
$62.33M
Bain Capital Life Sciences Invest...
$60.33M
BlackRock Finance, Inc.
$53.58M
EVENTIDE ASSET MANAGEMENT, LLC
$47.11M
NEA Management Company, LLC
$43.89M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Redmile Group, LLC |
13F
Company
|
—
denominator unverified
|
$62,328,000
3,349,185 shares
|
— | 30 Sep 2021 |
| Bain Capital Life Sciences Investors, LLC |
13F
Company
|
—
denominator unverified
|
$60,327,000
3,241,628 shares
|
— | 30 Sep 2021 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$53,575,000
2,878,874 shares
|
— | 30 Sep 2021 |
| EVENTIDE ASSET MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$47,114,000
2,531,628 shares
|
— | 30 Sep 2021 |
| NEA Management Company, LLC |
13F
Company
|
—
denominator unverified
|
$43,894,000
2,358,606 shares
|
— | 30 Sep 2021 |
| FMR LLC |
13F
Company
|
—
denominator unverified
|
$39,181,000
2,105,422 shares
|
— | 30 Sep 2021 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
94
Shares
38,766,276
Rows available
94
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2021 vs Q3 2021 Across Filers
Q3 2021 holders
81
Q4 2021 holders
94
Holder diff
13
| Investor | Q3 2021 Shares | Q4 2021 Shares | Share Diff | Share Chg % | Q3 2021 value | Q4 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend