Robertson Rebecca B
- SEC CIK
- 0001201585
In the past year, 5 open-market sale filings worth $314.5K and no purchases.
Current role at each company
- CBLL Ceribell, Inc.Directoras of Jun 4, 2026
- TNDM Tandem Diabetes Care IncDirectoras of May 22, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $314.5K
- 5 filings
- Net
- −$314.5K
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Robertson Rebecca B as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
CBLL Ceribell, Inc.
Director8 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 5, 2026 (view filing) | Mar 3 | 2 days | Robertson Rebecca BDirector | SSale | −827 | $17.80 | −$14.7K | −4.2%18.7K after | 10b5-1 |
| Jan 6, 2026 (view filing) | Jan 2 | 4 days | Robertson Rebecca BDirector | SSale | −2.50K | $21.89 | −$54.7K | −11.3%19.6K after | 10b5-1 |
| Jan 6, 2026 (view filing) | Jun 17, 2025 | 203 days | Robertson Rebecca BDirector | SSale | −7.45K | $17.63 | −$131.3K | −26.0%21.2K after | Amended10b5-1 |
| Dec 10, 2025 (view filing) | Dec 8 | 2 days | Robertson Rebecca BDirector | SSale | −5.00K | $20.00 | −$100.0K | −37.3%8.39K after | 10b5-1 |
| Dec 4, 2025 (view filing) | Dec 2 | 2 days | Robertson Rebecca BDirector | SSale | −827 | $16.67 | −$13.8K | −9.0%8.39K after | 10b5-1 |
| Sep 5, 2025 (view filing) | Sep 3 | 2 days | Robertson Rebecca BDirector | SSale | −827 | $11.36 | −$9.39K | −8.2%9.21K after | 10b5-1 |
| Jun 20, 2025 (view filing) | Jun 18 | 2 days | Robertson Rebecca BDirector | SSale | −11.2K | $17.85 | −$199.7K | −52.7%10.0K after | From original10b5-1 |
| Jun 17, 2025 (view filing) | Jun 16 | 1 day | Robertson Rebecca BDirector | SSale | −20.0K | $17.14 | −$342.8K | −41.1%28.7K after | 10b5-1 |
TNDM Tandem Diabetes Care Inc
Director4 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 4, 2022 (view filing) | May 2 | 2 days | Robertson Rebecca BDirector | SSale | −1.50K | $96.73 | −$145.1K | −100.0%0 after | 2 lots |
| Feb 3, 2022 (view filing) | Feb 1 | 2 days | Robertson Rebecca BDirector | SSale | −1.50K | $117.97 | −$177.0K | −100.0%0 after | 3 lots |
| Nov 3, 2021 (view filing) | Nov 1 | 2 days | Robertson Rebecca BDirector | SSale | −1.50K | $135.77 | −$203.7K | −100.0%0 after | 2 lots |
| Aug 3, 2021 (view filing) | Aug 2 | 1 day | Robertson Rebecca BDirector | SSale | −1.50K | $107.51 | −$161.3K | −79.3%392 after |