ATNM
name pending profile ingest
Momentum inputs (comparable managers):
holder breadth -25.0% ·
share flow -20.2% ·
net new positions -20.0%
— formula
Broad distribution — falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 23 | -4 | 3.48M | $3.41M | +1 | −5 |
| Q1 2026 | 28 | -7 | 3.90M | $3.88M | — | −7 |
| Q4 2025 | 35 | -1 | 3.99M | $5.42M | +2 | −3 |
| Q3 2025 | 13 | 0 | 3.55M | $5.68M | — | — |
| Q2 2025 | 11 | +3 | 3.57M | $4.99M | +4 | −1 |
| Q1 2025 | 5 | -1 | 1.49M | $2.40M | +1 | −2 |
| Q4 2024 | 6 | -2 | 1.63M | $2.06M | — | −2 |
| Q3 2024 | 7 | +1 | 1.43M | $2.68M | +2 | −1 |
| Q2 2024 | 6 | — | 1.06M | $7.83M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 687.85K | +0.2% | $866,838 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 687.85K | +0.2% | $866,838 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 3 | State Street Global Advisors ✦ (passive) | 621.08K | — | $782,555 | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Renaissance Technologies ✦ | 190.40K | +49.9% | $239,904 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 5 | Millennium Management ✦ | 117.45K | -26.6% | $147,992 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 6 | AQR Capital Management ✦ | 16.70K | -95.3% | $21,047 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | AQR Capital Management ✦ | 16.70K | -95.3% | $21,047 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 8 | AQR Capital Management ✦ | 16.70K | -95.3% | $21,047 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Citadel Advisors ✦ | 298 | +1195.7% | $375 | 0.0% | ▲ Add | 3 | 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
| Wellington Management | $112,063 | was 0.0% |
| Marshall Wace | $61,916 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 53 holders, 5.30M shares, $4.64M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.