Position in ANNX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$3,185,849
-$379,636 QoQ
Shares Held
575,063
-19.0% QoQ
Ownership
0.288%
of shares outstanding
% of Portfolio
0.39%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 100.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ANNX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026SIRIOS CAPITAL MANAGEMENT L P holds $3,185,849 across 1 Biotechnology name. ANNX ranks #1 (100.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ANNX |
Annexon, Inc.
This page
|
575,063 | $3,185,849 |
All Filings in ANNX
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5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $3,185,849 | 575,063 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $3,565,485 | 710,256 | Shares | Other | 2026-02-13 | |
| 2025-09-30 | $2,959,110 | 970,200 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $2,374,984 | 989,577 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $1,483,563 | 768,686 | Shares | Other | 2025-05-15 | |
| No filing history on record for this holder in this stock. | ||||||