CeriBell, Inc. (CBLL) has 10 known insider and institutional holders on record. The largest holder is Parvizi Josef with 722,652 shares. Other notable holders include Chao Xingjuan and Taylor Joseph Michael.
Over the last 12 months, insiders have made 45 transactions in CBLL stock — 9 buys (valued at $5.58M) and 20 sells (valued at $2.03M). Insider selling has exceeded buying during this period.
CBLL Insider Ownership
Top Holder
Parvizi Josef
722,652 shares
Buys (12 mo)
9
$5.58M value
Sells (12 mo)
20
$2.03M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Parvizi Josef |
Director |
722,652 |
2026-02-23 |
|
| 2 |
Chao Xingjuan |
President and CEO |
162,592 |
2026-04-03 |
|
| 3 |
Taylor Joseph Michael |
Director |
66,267 |
2025-06-17 |
|
| 4 |
Manni Joseph S. |
Chief Revenue Officer |
51,227 |
2026-04-03 |
|
| 5 |
Blumberg Scott |
Chief Financial Officer |
51,227 |
2026-04-03 |
|
| 6 |
Foehr David |
Senior VP, Finance and Pao |
36,750 |
2026-04-03 |
|
| 7 |
Robertson Rebecca B |
Director |
18,749 |
2026-03-05 |
|
| 8 |
Burke William W |
Director |
17,391 |
2025-06-17 |
|
| 9 |
Tammenoms Bakker Juliet |
Director |
15,446 |
2025-06-17 |
|
| 10 |
Woo Raymond |
Chief Technology Officer |
9,858 |
2026-04-03 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-04-01 |
Manni Joseph S. |
Chief Revenue Officer |
RSU Award |
51,227 |
$18.50 |
$947.7K |
| 2026-04-01 |
Woo Raymond |
Chief Technology Officer |
Option Exercise (Sell) |
1,472 |
$2.24 |
$3.3K |
| 2026-04-01 |
Foehr David |
Senior VP, Finance and Pao |
RSU Award |
36,750 |
$18.50 |
$679.88K |
| 2026-04-01 |
Blumberg Scott |
Chief Financial Officer |
RSU Award |
51,227 |
$18.50 |
$947.7K |
| 2026-04-01 |
Chao Xingjuan |
President and CEO |
RSU Award |
162,592 |
$18.50 |
$3.01M |
| 2026-03-25 |
Chao Xingjuan |
President and CEO |
Option Exercise (Sell) |
36,628 |
$2.24 |
$82.05K |
| 2026-03-03 |
Foehr David |
Senior VP, Finance and Pao |
Informative Sell |
1,157 |
$17.80 |
$20.59K |
| 2026-03-03 |
Chao Xingjuan |
President and CEO |
Option Exercise (Sell) |
23,554 |
$4.70 |
$110.7K |
| 2026-03-03 |
Robertson Rebecca B |
Director |
Informative Sell |
827 |
$17.80 |
$14.72K |
| 2026-03-02 |
Woo Raymond |
Chief Technology Officer |
Option Exercise (Sell) |
1,472 |
$2.24 |
$3.3K |
| 2026-02-23 |
Manni Joseph S. |
Chief Revenue Officer |
Informative Sell |
768 |
$19.79 |
$15.2K |
| 2026-02-23 |
Woo Raymond |
Chief Technology Officer |
Informative Sell |
705 |
$19.79 |
$13.95K |
| 2026-02-24 |
Foehr David |
Senior VP, Finance and Pao |
Informative Sell |
781 |
$19.98 |
$15.6K |
| 2026-02-23 |
Foehr David |
Senior VP, Finance and Pao |
Informative Sell |
569 |
$19.79 |
$11.26K |
| 2026-02-23 |
Blumberg Scott |
Chief Financial Officer |
Informative Sell |
808 |
$19.79 |
$15.99K |
| 2026-02-23 |
Chao Xingjuan |
President and CEO |
Informative Sell |
2,084 |
$19.79 |
$41.24K |
| 2026-02-19 |
Parvizi Josef |
Director |
Informative Sell |
16,714 |
$20.27 |
$338.79K |
| 2026-02-18 |
Parvizi Josef |
Director |
Informative Sell |
6,986 |
$20.00 |
$139.72K |
| 2026-02-17 |
Parvizi Josef |
Director |
Informative Sell |
1,300 |
$20.00 |
$26K |
| 2026-02-04 |
Chao Xingjuan |
President and CEO |
Option Exercise (Sell) |
23,554 |
$4.70 |
$110.7K |
| 2026-02-03 |
Foehr David |
Senior VP, Finance and Pao |
Informative Sell |
2,153 |
$20.00 |
$43.06K |
| 2026-02-02 |
Woo Raymond |
Chief Technology Officer |
Option Exercise (Sell) |
1,472 |
$2.24 |
$3.3K |
| 2026-01-15 |
Parvizi Josef |
Director |
Informative Sell |
25,000 |
$22.94 |
$573.5K |
| 2025-11-20 |
Manni Joseph S. |
Chief Revenue Officer |
Tax Withholding of RSU |
660 |
$13.64 |
$9K |
| 2026-01-05 |
Foehr David |
Senior VP, Finance and Pao |
Informative Sell |
2,153 |
$22.60 |
$48.66K |
