Rebecca B. Robertson

Companies

• Ceribell, Inc.Board member Oct 10, 2024 to now¹
• Tandem Diabetes Care, Inc.Board member Jan 8, 2019 to now²
• Flexion TherapeuticsBoard member Sep 12, 2014 to Sep 12, 2014³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• CCeribell, Inc. CBLL26,587 shares⁴$684.9K at $25.76Jun 2, 2026
• TDTandem Diabetes Care, Inc. TNDM22,542 shares⁵$366.0K at $16.23May 21, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Jun 2, 2026Granted 7,838 shares of Ceribell, Inc.⁴
• May 21, 2026Exercised options 8,759 shares of Tandem Diabetes Care, Inc.⁵
• Mar 3, 2026Sold 827 shares at $17.80 of Ceribell, Inc.⁶
• Jan 2, 2026Sold 2,500 shares at $21.89 of Ceribell, Inc.⁷
• Jan 2, 2026Exercised options 2,500 shares at $2.24 of Ceribell, Inc.⁷
• Dec 8, 2025Sold 5,000 shares at $20.00 of Ceribell, Inc.⁸
• Dec 8, 2025Exercised options 5,000 shares at $2.24 of Ceribell, Inc.⁸
• Dec 2, 2025Sold 827 shares at $16.67 of Ceribell, Inc.⁹
• Sep 3, 2025Sold 827 shares at $11.36 of Ceribell, Inc.¹⁰
• Jun 18, 2025Sold 11,188 shares at $17.85 of Ceribell, Inc.¹¹
• Jun 17, 2025Sold 7,445 shares at $17.63 of Ceribell, Inc.¹¹
• Jun 17, 2025Sold 7,445 shares at $17.63 of Ceribell, Inc.¹²
• Jun 16, 2025Sold 20,000 shares at $17.14 of Ceribell, Inc.¹³
• Jun 16, 2025Exercised options 19,455 shares at $3.65 of Ceribell, Inc.¹³
• Jun 16, 2025Exercised options 545 shares at $2.24 of Ceribell, Inc.¹³
• Jun 10, 2025Granted 8,828 shares of Ceribell, Inc.¹³
• May 22, 2025Exercised options 4,387 shares at $20.64 of Tandem Diabetes Care, Inc.¹⁴
• Oct 11, 2024Granted 6,618 shares of Ceribell, Inc.¹⁵
• May 24, 2024Exercised options 4,434 shares at $51.73 of Tandem Diabetes Care, Inc.¹⁶
• May 25, 2023Exercised options 2,757 shares of Tandem Diabetes Care, Inc.¹⁷
• May 18, 2022Exercised options 2,205 shares of Tandem Diabetes Care, Inc.¹⁸
• May 2, 2022Sold 967 shares at $97.10 of Tandem Diabetes Care, Inc.¹⁹
• May 2, 2022Sold 533 shares at $96.05 of Tandem Diabetes Care, Inc.¹⁹
• May 2, 2022Exercised options 1,500 shares at $34.00 of Tandem Diabetes Care, Inc.¹⁹
• Feb 1, 2022Sold 533 shares at $118.82 of Tandem Diabetes Care, Inc.²⁰