ROBERTSON REBECCA B
Director · CBLL, TNDM
As of 2026-09-16, ROBERTSON REBECCA B has 24 Form 4 transactions on record across 2 companies — 12 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $651K
- Indirect $0
| CBLL | direct | 26,587 sh | $651K |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-03-03 | CBLL | Sale | 827 @ $17.80 | $15K | −4.2% of holding | 18,749 | Form 4 |
| 2026-01-02 | CBLL | Sale | 2,500 @ $21.89 | $55K | −11.3% of holding | 19,576 | Form 4 |
| 2025-12-08 | CBLL | Sale | 5,000 @ $20.00 | $100K | −37.3% of holding | 8,388 | Form 4 |
| 2025-12-02 | CBLL | Sale | 827 @ $16.67 | $14K | −9.0% of holding | 8,388 | Form 4 |
| 2025-09-03 | CBLL | Sale | 827 @ $11.36 | $9K | −8.2% of holding | 9,215 | Form 4 |
| 2025-06-18 | CBLL | Sale | 11,188 @ $17.85 | $200K | −52.7% of holding | 10,042 | Form 4 |
| 2025-06-17 | CBLL | Sale | 7,445 @ $17.63 | $131K | −26.0% of holding | 21,230 | Form 4 |
| 2025-06-16 | CBLL | Sale | 20,000 @ $17.14 | $343K | −41.1% of holding | 28,675 | Form 4 |
16 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-02 | CBLL | Award / grant | 7,838 | 26,587 | Form 4 |
| 2026-05-21 | TNDM | Option exercise | 8,759 | 0 | Form 4 |
| 2026-05-21 | TNDM | Option exercise | 8,759 | 22,542 | Form 4 |
| 2026-05-20 | TNDM | Award / grant | 10,220 | 10,220 | Form 4 |
| 2026-01-02 | CBLL | Option exercise | 2,500 | 22,076 | Form 4 |
| 2026-01-02 | CBLL | Option exercise | 2,500 | 7,650 | Form 4 |
| 2025-12-08 | CBLL | Option exercise | 5,000 | 13,388 | Form 4 |
| 2025-12-08 | CBLL | Option exercise | 5,000 | 10,150 | Form 4 |
| 2025-06-16 | CBLL | Option exercise | 19,455 | 48,675 | Form 4 |
| 2025-06-16 | CBLL | Option exercise | 545 | 29,220 | Form 4 |
| 2025-06-16 | CBLL | Option exercise | 545 | 15,150 | Form 4 |
| 2025-06-16 | CBLL | Option exercise | 19,455 | 0 | Form 4 |
| 2025-06-10 | CBLL | Award / grant | 8,828 | 28,675 | Form 4 |
| 2025-05-22 | TNDM | Option exercise | 4,387 | 13,783 | Form 4 |
| 2025-05-22 | TNDM | Option exercise | 4,387 | 0 | Form 4 |
| 2025-05-21 | TNDM | Award / grant | 8,759 | 8,759 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.