CBLL
CeriBell, Inc. · Healthcare · Medical - Devices
Momentum inputs (comparable managers):
holder breadth -30.0% ·
share flow -30.0% ·
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 Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 55 | +3 | 18.41M | $358.31M | +6 | −3 |
| Q1 2026 | 54 | +2 | 17.21M | $315.46M | +5 | −3 |
| Q4 2025 | 52 | +2 | 15.60M | $342.15M | +3 | −1 |
| Q3 2025 | 13 | -1 | 10.65M | $122.41M | — | −1 |
| Q2 2025 | 11 | +3 | 9.35M | $175.16M | +4 | −1 |
| Q1 2025 | 5 | -4 | 940.06K | $18.06M | — | −4 |
| Q4 2024 | 9 | +8 | 1.55M | $40.23M | +8 | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Millennium Management ✦ | 376.90K | -25.2% | $7.24M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 288.24K | +12.1% | $5.54M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 288.24K | +12.1% | $5.54M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | State Street Global Advisors ✦ (passive) | 218.35K | +40.9% | $4.19M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Marshall Wace ✦ | 31.21K | 0.0% | $599,640 | 0.0% | Held | 2 | SEC ↗ |
| 6 | Soros Fund Management ✦ | 25.36K | +1.4% | $487,089 | 0.0% | ▲ Add | 2 | 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
| Adage Capital Partners | $8.23M | was 0.0% |
| Citadel Advisors | $5.34M | was 0.0% |
| Renaissance Technologies | $1.08M | was 0.0% |
| Norges Bank | $422,258 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 121 holders, 29.58M shares, $536.67M 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.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 859 sh · $20,573
Officer · 1.52K sh · $36,534
Officer, Director · 6.07K sh · $145,753
Officer · 1.98K sh · $47,536
Officer · 993 sh · $23,852
Officer · 1.36K sh · $32,691
Officer, Director · 31.41K sh · $786,317
Officer · 33.51K sh · $838,805
Officer · 990 sh · $24,750
Officer, Director · 2.20K sh · $54,975
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology