Security record · archived quarter
ANNX
Annexon, Inc. · Healthcare · Biotechnology
11Tracked holders
—Δ holders
15.25MShares held
$74.74MReported value
+0New positions
−0Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 83 | 0 | 98.98M | $564.98M | +7 | −7 |
| Q1 2026 | 86 | +9 | 86.15M | $477.02M | +15 | −6 |
| Q4 2025 | 77 | +3 | 76.53M | $384.12M | +3 | — |
| Q3 2025 | 16 | +1 | 41.50M | $126.59M | +2 | −1 |
| Q2 2025 | 12 | 0 | 37.67M | $90.40M | +2 | −2 |
| Q1 2025 | 9 | -2 | 6.64M | $12.81M | — | −2 |
| Q4 2024 | 11 | -2 | 14.57M | $74.72M | — | −2 |
| Q3 2024 | 12 | +1 | 12.67M | $75.00M | +1 | — |
| Q2 2024 | 11 | — | 15.25M | $74.74M | — | — |
Who holds it · Q2 2024
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Point72 Asset Management ✦ | 5.99M | — | $29.35M | 0.1% | n/c | 1 | SEC ↗ |
| 2 | Adage Capital Partners ✦ | 2.84M | — | $13.92M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 1.81M | — | $8.88M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 1.81M | — | $8.88M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | Marshall Wace ✦ | 1.69M | — | $8.30M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | Marshall Wace ✦ | 1.69M | — | $8.30M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | T. Rowe Price ✦ | 1.09M | — | $5.36M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | T. Rowe Price ✦ | 1.09M | — | $5.36M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | Renaissance Technologies ✦ | 584.20K | — | $2.86M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | Millennium Management ✦ | 347.21K | — | $1.70M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | Two Sigma Investments ✦ | 326.40K | — | $1.60M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | AQR Capital Management ✦ | 279.46K | — | $1.37M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 279.46K | — | $1.37M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 279.46K | — | $1.37M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Wellington Management ✦ | 193.42K | — | $947,753 | 0.0% | n/c | 1 | SEC ↗ |
| 16 | Wellington Management ✦ | 193.42K | — | $947,753 | 0.0% | n/c | 1 | SEC ↗ |
| 17 | D. E. Shaw & Co. ✦ | 92.08K | — | $451,217 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 216 holders, 155.62M shares, $854.15M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2024 ·
Methodology ·
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