CeriBell, Inc.
CeriBell, Inc. (CBLL) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · CBLL · as of Sep 30, 2025
Ownership Breakdown
98
Institutional Holders
▲ 3 vs Q2
$297.53M
Total Inst. Value
▼ $187.77M vs Q2
37.94M
Shares Outstanding
freeFloat 64.62%
25.89M
13F Shares Held
▼ 16,102 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
CBLL largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
FMR LLC electromedical & electrotherapeutic apparatus | 4.48M | 12.35% | 12.35% | $51.49B | Nov 13, 2025 | ▼ 357.4K |
TPG GP A, LLC electromedical & electrotherapeutic apparatus | 3.97M | 10.93% | 10.93% | $45.59B | Nov 14, 2025 | — held |
RED TREE MANAGEMENT, LLC electromedical & electrotherapeutic apparatus | 2.21M | 6.08% | 6.08% | $25.34B | Nov 7, 2025 | — held |
BLACKROCK, INC. electromedical & electrotherapeutic apparatus | 1.69M | 4.65% | 4.65% | $19.40B | Nov 12, 2025 | ▲ 168.8K |
VANGUARD GROUP INC electromedical & electrotherapeutic apparatus | 1.47M | 4.06% | 4.06% | $16.93B | Nov 7, 2025 | ▲ 147.0K |
YU FAN electromedical & electrotherapeutic apparatus | 1.35M | 3.73% | 3.73% | $15.55B | Nov 14, 2025 | — held |
ABG-WTT GLOBAL LIFE SCIENCE CAPITAL PARTNERS GP LTD electromedical & electrotherapeutic apparatus | 1.09M | 3.00% | 3.00% | $12.50B | Nov 14, 2025 | — held |
TIMESSQUARE CAPITAL MANAGEMENT, LLC electromedical & electrotherapeutic apparatus | 817.6K | 2.25% | 2.25% | $9.39B | Nov 7, 2025 | ▲ 20.7K |
FEDERATED HERMES, INC. electromedical & electrotherapeutic apparatus | 786.8K | 2.17% | 2.17% | $9.04B | Nov 3, 2025 | — held |
MILLENNIUM MANAGEMENT LLC electromedical & electrotherapeutic apparatus | 666.4K | 1.84% | 1.84% | $7.66B | Nov 14, 2025 | ▲ 196.3K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
27
Increased
+2.16M shares5
New Positions
first time holders11
Decreased
−511.2K shares0
Sold Out
fully exitedNet shares change (top 50)
+1.65M
+2.16M / −511.2K
Net new holders
+21
5 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
CBLL insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
26
Buy transactions
25
Sell transactions
1.04
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Tammenoms Bakker Juliet director | Jun 2, 2026 | Award | 7,838 | — | — | 23.3K | Form 4 ↗ |
Parvizi Josef director | Jun 2, 2026 | Award | 7,838 | — | — | 23.3K | Form 4 ↗ |
Rogers Erica J. director | Jun 2, 2026 | Award | 7,838 | — | — | 33.1K | Form 4 ↗ |
BURKE WILLIAM W director | Jun 2, 2026 | Award | 7,838 | — | — | 25.2K | Form 4 ↗ |
Taylor Joseph Michael director | Jun 2, 2026 | Award | 7,838 | — | — | 67.1K | Form 4 ↗ |
ROBERTSON REBECCA B director | Jun 2, 2026 | Award | 7,838 | — | — | 26.6K | Form 4 ↗ |
Manni Joseph S. Chief Revenue Officer | May 21, 2026 | Sale | 1,378 | $18.00 | $24.8K | 56.3K | Form 4 ↗ |
Manni Joseph S. Chief Revenue Officer | Mar 10, 2026 | Award | 3,500 | $9.41 | $32.9K | 3.5K | Form 4 ↗ |
Foehr David Senior VP, Finance and PAO | May 21, 2026 | Sale | 987 | $18.00 | $17.8K | 38.6K | Form 4 ↗ |
Foehr David Senior VP, Finance and PAO | May 22, 2026 | Sale | 862 | $18.80 | $16.2K | 37.8K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
CeriBell, Inc. (CBLL) is primarily owned by institutional investors, who hold approximately 68.3% of total shares outstanding. Company insiders own approximately 35.38%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of CeriBell, Inc. is FMR LLC, holding approximately 4.48 million shares — equal to 12.35% of outstanding shares — as of September 30, 2025.
A total of 98 institutional investors currently hold CBLL stock, with a combined institutional value of approximately $297,526,155 as of the most recent 13F filing period.
Frequently asked questions
CBLL ownershipCeriBell, Inc. (CBLL) is primarily owned by institutional investors, who hold approximately 68.3% of shares. The largest shareholder is FMR LLC with a 12.35% stake. Company insiders hold 35.38%. Data sourced from SEC Form 13F as of September 30, 2025.