ROBERTSON REBECCA B — SEC Form 4 filings
SEC reporting owner CIK 1201585. 13 Form 4 filings on record with FilingPulse; latest filed 2026-06-04.
Transaction summary — filings shown
Covers all 13 filings on record, filed 2024-05-24 to 2026-06-04. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 9 legs across 8 filings — 56,059 shares, $997,643 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 20.
- Largest priced transaction: sale of 20,000 shares @ $17.14 ($342,800) in Ceribell, Inc., filed 2025-06-17.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Ceribell, Inc. (CBLL) | Director | 10 | — | 9 legs · 56,059 sh · $997,643 | 11 |
| TANDEM DIABETES CARE INC (TNDM) | Director | 3 | — | — | 9 |
Form 4 filings — ROBERTSON REBECCA B
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-04 | 4 | Ceribell, Inc. (CBLL) | Grant/award (A): 7,838 @ $0 | EDGAR |
| 2026-05-22 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 8,759 @ $0 · Grant/award (A): 10,220 (derivative) @ $0 · Option exercise (M): 8,759 (derivative) @ $0 | EDGAR |
| 2026-03-05 | 4 | Ceribell, Inc. (CBLL) | Sale (S): 827 @ $17.80 | EDGAR |
| 2026-01-06 | 4/A | Ceribell, Inc. (CBLL) | Sale (S): 7,445 @ $17.63 | EDGAR |
| 2026-01-06 | 4 | Ceribell, Inc. (CBLL) | Option exercise (M): 2,500 @ $2.24 · Sale (S): 2,500 @ $21.89 · Option exercise (M): 2,500 (derivative) @ $0 | EDGAR |
| 2025-12-10 | 4 | Ceribell, Inc. (CBLL) | Option exercise (M): 5,000 @ $2.24 · Sale (S): 5,000 @ $20 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2025-12-04 | 4 | Ceribell, Inc. (CBLL) | Sale (S): 827 @ $16.67 | EDGAR |
| 2025-09-05 | 4 | Ceribell, Inc. (CBLL) | Sale (S): 827 @ $11.36 | EDGAR |
| 2025-06-20 | 4 | Ceribell, Inc. (CBLL) | Sale (S): 7,445 @ $17.63 · Sale (S): 11,188 @ $17.85 | EDGAR |
| 2025-06-17 | 4 | Ceribell, Inc. (CBLL) | Grant/award (A): 8,828 @ $0 · Option exercise (M): 545 @ $2.24 · Option exercise (M): 19,455 @ $3.65 · Sale (S): 20,000 @ $17.14 · Option exercise (M): 545 (derivative) @ $0 · Option exercise (M): 19,455 (derivative) @ $0 | EDGAR |
| 2025-05-23 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 4,387 @ $20.64 · Option exercise (M): 4,387 (derivative) @ $0 · Grant/award (A): 8,759 (derivative) @ $0 | EDGAR |
| 2024-10-16 | 4 | Ceribell, Inc. (CBLL) | Grant/award (A): 6,618 @ $0 | EDGAR |
| 2024-05-24 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 4,434 @ $51.73 · Grant/award (A): 4,387 (derivative) @ $0 · Option exercise (M): 4,434 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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