Ceribell, Inc. (CBLL) shareholders
CBLLNasdaqElectromedical & Electrotherapeutic ApparatusFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Nov 3, 2026Score 6/30134% above fair value
$26.14−0.21 (-0.80%)
Close on Nov 13, 2026Market cap $1.00BP/E –Yield –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
79.5%
31M of 38M shares
Institutional holders
123
16 new, 13 sold out
Net institutional buying
1M
In Q2 2026
Insider trades, 12 months
0 buys · 103 sales
Net sold $23.68M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| FMR LLC Joint filing with Abigail P. Johnson (15.00%) | 5,691,393 | 15.00% | 13G (passive) amendment | Jun 30, 2026 |
| Abigail P. Johnson Joint filing with FMR LLC (12.90%) | 4,850,431 | 12.90% | 13G (passive) amendment | Mar 31, 2026 |
| Jon Winkelried Joint filing with Tpg Gp A, LLC (11.10%), James G. Coulter (11.10%) | 3,967,422 | 11.10% | 13G (passive) | Dec 31, 2024 |
| Winkelried Jon Joint filing with Tpg Gp A, LLC (7.80%), Coulter, James G (7.80%) | 2,975,566 | 7.80% | 13G (passive) amendment | Jun 30, 2026 |
| Longitude Capital Partners IV, LLC Joint filing with Longitude Venture Partners IV, L.P. (7.00%), Patrick G. Enright (7.00%) and 1 more | 2,475,110 | 7.00% | 13D (active) | Oct 15, 2024 |
| ABG-WTT Global Life Science Capital Partners GP Limited Joint filing with ABG WTT-Ceribell Limited (6.80%), ABG V-Ceribell Limited (6.80%) and 8 more | 2,441,267 | 6.80% | 13G (passive) | Dec 31, 2024 |
| Caroline Kwong Joint filing with The Global Value Investment Portfolio Management Pte Ltd (6.60%), u.life fund (6.60%) | 2,368,345 | 6.60% | 13G (passive) | Dec 31, 2024 |
| Heath Lukatch Joint filing with Red Tree GP, LLC (6.20%), Red Tree Venture Fund, L.P. (5.70%) | 2,205,661 | 6.20% | 13G (passive) | Dec 31, 2024 |
| Josef Parvizi | 2,084,205 | 5.80% | 13G (passive) | Dec 31, 2024 |
| BlackRock, Inc. | 1,909,628 | 5.03% | 13G (passive) | Jun 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of CBLL | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| FMR LLC | 5,691,393 | 14.83% | $110.70M | +840,962 | 0.00% |
| Tpg Gp A, LLC | 3,761,154 | 9.80% | $73.15M | −206,268 | 1.46% |
| Red Tree Management, LLC | 2,205,661 | 5.75% | $42.90M | – | 29.13% |
| BlackRock, Inc. | 1,936,093 | 5.04% | $37.66M | +122,938 | 0.00% |
| Vanguard Capital Management LLC | 1,130,346 | 2.95% | $21.99M | −6,786 | 0.00% |
| KCM Capital Inc | 1,125,000 | 2.93% | $21.88M | −275,000 | 3.54% |
| Federated Hermes, Inc. | 939,600 | 2.45% | $18.28M | +136 | 0.03% |
| Franklin Resources Inc | 918,349 | 2.39% | $17.86M | +108,835 | 0.00% |
| Adage Capital Partners Gp, L.L.C. | 900,000 | 2.35% | $17.51M | +143,249 | 0.02% |
| Bank of New York Mellon Corp | 896,488 | 2.34% | $17.44M | −264,279 | 0.00% |
| TimesSquare Capital Management, LLC | 780,552 | 2.03% | $15.18M | +64,084 | 223.29% |
| Millennium Management LLC | 727,225 | 1.89% | $14.14M | +175,204 | 0.01% |
| Geode Capital Management, LLC | 668,134 | 1.74% | $13.00M | +56,157 | 0.00% |
| Royce & Associates LP | 605,010 | 1.58% | $11.77M | +89,290 | 0.09% |
| State Street Corp | 547,035 | 1.43% | $10.64M | +21,603 | 0.00% |
| Silvercrest Asset Management Group LLC | 468,806 | 1.22% | $9.12M | −20,936 | 0.06% |
| Massachusetts Financial Services Co /Ma/ | 389,675 | 1.02% | $7.58M | −118,815 | 0.00% |
| Redmile Group, LLC | 386,786 | 1.01% | $7.52M | – | 0.51% |
| JPMorgan Chase & Co | 345,152 | 0.90% | $6.89M | +57,946 | 0.00% |
| Yu Fan | 342,398 | 0.89% | $6.66M | −207,050 | 6.17% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 123 | 31M | 79.5% | 16 / 56 | 36 / 13 | 3M | 2M |
| Q1 2026 | 122 | 30M | 77.8% | 25 / 47 | 32 / 15 | 5M | 2M |
| Q4 2025 | 116 | 28M | 72.5% | 38 / 41 | 24 / 20 | 6M | 4M |
| Q3 2025 | 99 | 26M | 68.5% | 20 / 36 | 24 / 16 | 3M | 2M |
| Q2 2025 | 95 | 26M | 67.5% | 26 / 41 | 11 / 16 | 5M | 3M |
| Q1 2025 | 86 | 24M | 62.8% | 26 / 23 | 19 / 17 | 3M | 2M |
| Q4 2024 | 78 | 23M | 60.2% | 78 / 0 | 0 / 0 | 23M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
128 funds held CBLL in Q2 2026, 22% of their shares through ETFs. Each fund counts once per quarter, from its quarter-end report.
| Fund | Shares | % of CBLL | Value | % of fund | As of |
|---|---|---|---|---|---|
| Fidelity Small Cap Growth Fund | 1,637,485 | 4.27% | $28.97M | 0.33% | Jul 31, 2026 |
| Fidelity Stock Selector Small Cap Fund | 1,002,889 | 2.61% | $17.74M | 0.24% | Jul 31, 2026 |
| Federated Hermes Kaufmann Small Cap Fund | 939,251 | 2.45% | $16.62M | 0.58% | Jul 31, 2026 |
| Vanguard Total Stock Market Index Fund | 850,443 | 2.22% | $16.54M | 0.00% | Jun 30, 2026 |
| Fidelity Small Cap Growth K6 Fund | 830,545 | 2.16% | $14.69M | 0.32% | Jul 31, 2026 |
| Franklin Small Cap Growth Fund | 750,219 | 1.95% | $13.27M | 0.54% | Jul 31, 2026 |
| Fidelity Series Small Cap Opportunities Fund | 737,300 | 1.92% | $13.04M | 0.28% | Jul 31, 2026 |
| iShares Russell 2000 ETF | 714,662 | 1.86% | $13.90M | 0.02% | Jun 30, 2026 |
| Select Medical Technology and Devices Portfolio | 416,159 | 1.08% | $7.68M | 0.26% | May 31, 2026 |
| BNY Mellon Small/Mid Cap Growth Fund | 390,838 | 1.02% | $7.60M | 0.88% | Jun 30, 2026 |
| MFS New Discovery Fund | 376,698 | 0.98% | $6.95M | 0.32% | May 31, 2026 |
| Fidelity Small Cap Index Fund | 301,195 | 0.78% | $5.33M | 0.02% | Jul 31, 2026 |
| Royce Small-Cap Opportunity Fund | 285,524 | 0.74% | $5.55M | 0.39% | Jun 30, 2026 |
| iShares Russell 2000 Growth ETF | 258,704 | 0.67% | $5.03M | 0.03% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 251,651 | 0.66% | $4.89M | 0.01% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Xingjuan Chao | President and CEO, Director | 1,115,433 | 2.91% | Sep 17, 2026 |
| Raymond Woo | Chief Technology Officer | 203,118 | 0.53% | Nov 4, 2026 |
| Scott Blumberg | Chief Financial Officer | 147,446 | 0.38% | Sep 17, 2026 |
| David Foehr | Senior VP, Finance and PAO | 34,144 | 0.09% | Sep 10, 2026 |
| Joseph S. Manni | Chief Revenue Officer | 55,956 | 0.15% | Aug 25, 2026 |
| William W. Burke | Director | 23,022 | 0.06% | Nov 13, 2026 |
| Joseph Michael Taylor | Director | 38,278 | 0.10% | Nov 10, 2026 |
| Sharon O'Keefe | Director | 16,011 | 0.04% | Jul 30, 2026 |
| Thomas A. West | Director | 16,011 | 0.04% | Jul 30, 2026 |
| Josef Parvizi | Director | 2,007,489 | 5.23% | Jun 4, 2026 |
| Rebecca B. Robertson | Director | 26,587 | 0.07% | Jun 4, 2026 |
| Bakker Juliet Tammenoms | Director | 2,498,394 | 6.51% | Jun 4, 2026 |
| Erica J. Rogers | Director | 33,054 | 0.09% | Jun 4, 2026 |
| Jon Winkelried | – | – | – | Jun 30, 2026 |
| Tpg Gp A, Llc | – | – | – | Jun 30, 2026 |
| James G. Coulter | – | 3,765,054 | 9.81% | Jun 30, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| William W. Burke Director | Nov 12, 2026 | Sale(10b5-1 plan) | −1,155 | $27.48 | $31.74K | 23,022 |
| William W. Burke Director | Nov 12, 2026 | Sale(10b5-1 plan) | −16,845 | $26.58 | $447.74K | 24,177 |
| William W. Burke Director | Nov 12, 2026 | Option exercise | +18,000 | $4.70 | $84.60K | 41,022 |
| Joseph Michael Taylor Director | Nov 9, 2026 | Sale | −10,200 | $27.22 | $277.64K | 38,278 |
| Raymond Woo Chief Technology Officer | Nov 2, 2026 | Sale(10b5-1 plan) | −4,887 | $26.96 | $131.75K | 203,118 |
| Raymond Woo Chief Technology Officer | Nov 2, 2026 | Option exercise | +23 | $4.70 | $108 | 208,005 |
| Raymond Woo Chief Technology Officer | Nov 2, 2026 | Option exercise | +4,864 | $3.65 | $17.75K | 207,982 |
| Raymond Woo Chief Technology Officer | Oct 1, 2026 | Sale(10b5-1 plan) | −4,887 | $24.38 | $119.15K | 203,118 |
| Raymond Woo Chief Technology Officer | Oct 1, 2026 | Option exercise | +23 | $4.70 | $108 | 208,005 |
| Raymond Woo Chief Technology Officer | Oct 1, 2026 | Option exercise | +4,864 | $3.65 | $17.75K | 207,982 |
| Scott Blumberg Chief Financial Officer | Sep 15, 2026 | Option exercise | +846 | $9.41 | $7.96K | 147,446 |
| Scott Blumberg Chief Financial Officer | Sep 15, 2026 | Sale(10b5-1 plan) | −846 | $25.00 | $21.15K | 146,600 |
| Xingjuan Chao President and CEO, Director | Sep 15, 2026 | Sale(10b5-1 plan) | −20,846 | $25.03 | $521.78K | 746,345 |
| David Foehr Senior VP, Finance and PAO | Sep 8, 2026 | Sale(10b5-1 plan) | −7,500 | $24.25 | $181.88K | 34,144 |
| David Foehr Senior VP, Finance and PAO | Sep 8, 2026 | Sale(10b5-1 plan) | −1,755 | $24.26 | $42.58K | 34,144 |
| David Foehr Senior VP, Finance and PAO | Sep 8, 2026 | Option exercise | +7,500 | $4.70 | $35.25K | 41,644 |
| Raymond Woo Chief Technology Officer | Sep 8, 2026 | Option exercise | +4,864 | $3.65 | $17.75K | 207,982 |
| Raymond Woo Chief Technology Officer | Sep 8, 2026 | Option exercise | +23 | $4.70 | $108 | 208,005 |
| Raymond Woo Chief Technology Officer | Sep 8, 2026 | Sale(10b5-1 plan) | −4,887 | $24.33 | $118.90K | 203,118 |
| Raymond Woo Chief Technology Officer | Sep 8, 2026 | Option exercise | +8,389 | $2.24 | $18.79K | 203,118 |
| Xingjuan Chao President and CEO, Director | Sep 2, 2026 | Option exercise | +23,554 | $4.70 | $110.70K | 806,731 |
| Xingjuan Chao President and CEO, Director | Sep 2, 2026 | Sale(10b5-1 plan) | −39,540 | $24.61 | $973.08K | 767,191 |
| Xingjuan Chao President and CEO, Director | Sep 2, 2026 | Option exercise | +1,446 | $4.70 | $6.80K | 783,177 |
| Scott Blumberg Chief Financial Officer | Sep 2, 2026 | Sale(10b5-1 plan) | −652 | $25.00 | $16.30K | 146,600 |
| Scott Blumberg Chief Financial Officer | Sep 2, 2026 | Option exercise | +652 | $9.41 | $6.14K | 147,252 |
| David Foehr Senior VP, Finance and PAO | Aug 24, 2026 | Sale(10b5-1 plan) | −859 | $23.95 | $20.57K | 35,899 |
| Raymond Woo Chief Technology Officer | Aug 21, 2026 | Sale | −1,979 | $24.02 | $47.54K | 194,729 |
| Xingjuan Chao President and CEO, Director | Aug 21, 2026 | Sale | −6,068 | $24.02 | $145.75K | 781,731 |
| Scott Blumberg Chief Financial Officer | Aug 21, 2026 | Sale | −1,521 | $24.02 | $36.53K | 146,600 |
| Joseph S. Manni Chief Revenue Officer | Aug 21, 2026 | Sale | −1,361 | $24.02 | $32.69K | 55,956 |
| David Foehr Senior VP, Finance and PAO | Aug 21, 2026 | Sale(10b5-1 plan) | −993 | $24.02 | $23.85K | 36,758 |
| Scott Blumberg Chief Financial Officer | Aug 19, 2026 | Option exercise | +6,179 | $4.70 | $29.04K | 154,300 |
| Scott Blumberg Chief Financial Officer | Aug 19, 2026 | Option exercise | +27,333 | $9.41 | $257.20K | 181,633 |
| Scott Blumberg Chief Financial Officer | Aug 19, 2026 | Sale(10b5-1 plan) | −33,512 | $25.03 | $838.81K | 148,121 |
| Xingjuan Chao President and CEO, Director | Aug 19, 2026 | Sale(10b5-1 plan) | −31,415 | $25.03 | $786.32K | 787,799 |
| Scott Blumberg Chief Financial Officer | Aug 18, 2026 | Option exercise | +690 | $4.70 | $3.24K | 148,811 |
| Scott Blumberg Chief Financial Officer | Aug 18, 2026 | Option exercise | +300 | $9.41 | $2.82K | 149,111 |
| Scott Blumberg Chief Financial Officer | Aug 18, 2026 | Sale(10b5-1 plan) | −990 | $25.00 | $24.75K | 148,121 |
| Xingjuan Chao President and CEO, Director | Aug 18, 2026 | Sale(10b5-1 plan) | −2,199 | $25.00 | $54.98K | 819,214 |
| Xingjuan Chao President and CEO, Director | Aug 13, 2026 | Option exercise | +25,000 | $3.65 | $91.25K | 821,413 |
| Xingjuan Chao President and CEO, Director | Aug 13, 2026 | Option exercise | +8,096 | $2.24 | $18.14K | 796,413 |
| Joseph Michael Taylor Director | Aug 13, 2026 | Sale | −13,095 | $23.40 | $306.42K | 48,478 |
| Xingjuan Chao President and CEO, Director | Aug 3, 2026 | Sale(10b5-1 plan) | −39,000 | $18.32 | $714.48K | 788,317 |
| Xingjuan Chao President and CEO, Director | Aug 3, 2026 | Option exercise | +1,446 | $4.70 | $6.80K | 803,763 |
| Xingjuan Chao President and CEO, Director | Aug 3, 2026 | Option exercise | +23,554 | $4.70 | $110.70K | 827,317 |
| Sharon O'Keefe Director | Jul 28, 2026 | Award | +16,011 | – | – | 16,011 |
| Thomas A. West Director | Jul 28, 2026 | Award | +16,011 | – | – | 16,011 |
| Xingjuan Chao President and CEO, Director | Jul 7, 2026 | Sale(10b5-1 plan) | −23,554 | $19.90 | $468.72K | 802,317 |
| Xingjuan Chao President and CEO, Director | Jul 7, 2026 | Option exercise | +23,554 | $4.70 | $110.70K | 825,871 |
| Xingjuan Chao President and CEO, Director | Jul 7, 2026 | Sale(10b5-1 plan) | −1,446 | $19.90 | $28.78K | 802,317 |
| Xingjuan Chao President and CEO, Director | Jul 7, 2026 | Option exercise | +1,446 | $4.70 | $6.80K | 803,763 |
| Xingjuan Chao President and CEO, Director | Jul 7, 2026 | Sale(10b5-1 plan) | −14,000 | $19.90 | $278.60K | 802,317 |
| William W. Burke Director | Jun 30, 2026 | Sale(10b5-1 plan) | −2,207 | $19.84 | $43.79K | 23,022 |
| James G. Coulter – | Jun 26, 2026 | Sale | −202,368 | $20.12 | $4.07M | 3,765,054 |
| Joseph Michael Taylor Director | Jun 11, 2026 | Sale | −5,500 | $18.41 | $101.26K | 61,573 |
| Xingjuan Chao President and CEO, Director | Jun 8, 2026 | Sale(10b5-1 plan) | −14,000 | $18.33 | $256.62K | 816,317 |
| Xingjuan Chao President and CEO, Director | Jun 8, 2026 | Sale(10b5-1 plan) | −1,446 | $18.33 | $26.51K | 816,317 |
| Xingjuan Chao President and CEO, Director | Jun 8, 2026 | Option exercise | +23,554 | $4.70 | $110.70K | 839,871 |
| Xingjuan Chao President and CEO, Director | Jun 8, 2026 | Sale(10b5-1 plan) | −23,554 | $18.33 | $431.74K | 816,317 |
| Xingjuan Chao President and CEO, Director | Jun 8, 2026 | Option exercise | +1,446 | $4.70 | $6.80K | 817,763 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 30, 2026 (FINRA, reported twice a month)
Short % of float
6.96%
2M shares short
Days to cover
3.5
At 1M shares a day
Change since last report
-9.2%
From 2M shares
Short volume, 20 days
48.9%
Of volume reported to FINRA
Shares sold short, last 12 months
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of Ceribell's stock actually held short. Settlement fails (shares not delivered on time) peaked at 62 shares on Aug 17, 2026 over the last 90 days.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Joseph Michael Taylor Director | Nov 9, 2026 | 10,200 | $272.85K | Nov 9, 2026 | Director Comp |
| Raymond Woo Officer | Nov 2, 2026 | 4,887 | $131.75K | Nov 2, 2026 | Stock Option Exercise |
| Raymond Woo Officer | Oct 1, 2026 | 4,887 | $119.15K | Oct 1, 2026 | Stock Option Exercise |
| Scott Blumberg Officer | Sep 15, 2026 | 846 | $21.15K | Sep 15, 2026 | Stock Options Exercise |
| Xingjuan Chao Officer, Director | Sep 15, 2026 | 20,846 | $521.77K | Sep 15, 2026 | Stock Option Exercise |
| Raymond Woo Officer | Sep 8, 2026 | 4,887 | $118.90K | Sep 8, 2026 | Stock Option Exercise |
| David Foehr Officer | Sep 8, 2026 | 9,255 | $225.17K | Sep 8, 2026 | Restricted Stock Vesting |
| Xingjuan Chao Officer, Director | Sep 2, 2026 | 39,540 | $973.09K | Sep 2, 2026 | Stock Option Exercise |
| Scott Blumberg Officer | Sep 2, 2026 | 652 | $16.30K | Sep 2, 2026 | Stock Option Exercise |
| David Foehr Officer | Aug 24, 2026 | 859 | $20.57K | Aug 24, 2026 | Restricted Stock Vesting |
| Joseph S. Manni Officer | Aug 21, 2026 | 1,361 | $32.69K | Aug 21, 2026 | Restricted Stock Vesting |
| Scott Blumberg Officer | Aug 21, 2026 | 1,521 | $36.54K | Aug 21, 2026 | Restricted Stock Vesting |
| Xingjuan Chao Officer, Director | Aug 21, 2026 | 6,068 | $145.76K | Aug 21, 2026 | Restricted Stock Vesting |
| David Foehr Officer | Aug 21, 2026 | 993 | $23.85K | Aug 21, 2026 | Restricted Stock Vesting |
| Raymond Woo Officer | Aug 21, 2026 | 1,979 | $47.54K | Aug 21, 2026 | Restricted Stock Vesting |
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