Vosseller Leigh — SEC Form 4 filings
SEC reporting owner CIK 1726322. 17 Form 4 filings on record with FilingPulse; latest filed 2026-08-18.
Transaction summary — filings shown
Covers all 17 filings on record, filed 2024-02-20 to 2026-08-18. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing — 13,720 shares, $149,404 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 107.
- Largest priced transaction: purchase of 13,720 shares @ $10.89 ($149,404) in TANDEM DIABETES CARE INC, filed 2025-08-11.
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 |
|---|---|---|---|---|---|
| TANDEM DIABETES CARE INC (TNDM) | EVP & CHIEF FINANCIAL OFFICER | 17 | 1 leg · 13,720 sh · $149,404 | — | 107 |
Form 4 filings — Vosseller Leigh
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-18 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 1,496 @ $0 · Tax withholding (F): 537 @ $22.72 · Option exercise (M): 2,624 @ $0 · Tax withholding (F): 942 @ $22.72 · Option exercise (M): 1,496 (derivative) @ $0 · Option exercise (M): 2,624 (derivative) @ $0 | EDGAR |
| 2026-06-02 | 4 | TANDEM DIABETES CARE INC (TNDM) | Grant/award (A): 62,657 (derivative) @ $0 | EDGAR |
| 2026-05-19 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 1,503 @ $0 · Tax withholding (F): 540 @ $12.82 · Option exercise (M): 1,496 @ $0 · Tax withholding (F): 537 @ $12.82 · Option exercise (M): 10,496 @ $0 · Tax withholding (F): 3,766 @ $12.82 · +4 more | EDGAR |
| 2026-02-19 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 1,503 @ $0 · Tax withholding (F): 619 @ $18.95 · Option exercise (M): 1,495 @ $0 · Tax withholding (F): 616 @ $18.95 · Option exercise (M): 1,503 (derivative) @ $0 · Option exercise (M): 1,495 (derivative) @ $0 | EDGAR |
| 2025-11-19 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 1,503 @ $0 · Tax withholding (F): 538 @ $18.61 · Option exercise (M): 1,496 @ $0 · Tax withholding (F): 536 @ $18.61 · Option exercise (M): 1,503 (derivative) @ $0 · Option exercise (M): 1,496 (derivative) @ $0 | EDGAR |
| 2025-08-19 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 1,503 @ $0 · Tax withholding (F): 538 @ $10.82 · Option exercise (M): 1,495 @ $0 · Tax withholding (F): 535 @ $10.82 · Option exercise (M): 1,503 (derivative) @ $0 · Option exercise (M): 1,495 (derivative) @ $0 | EDGAR |
| 2025-08-11 | 4 | TANDEM DIABETES CARE INC (TNDM) | Purchase (P): 13,720 @ $10.89 | EDGAR |
| 2025-06-05 | 4 | TANDEM DIABETES CARE INC (TNDM) | Grant/award (A): 31,486 (derivative) @ $0 · Grant/award (A): 31,488 (derivative) @ $0 | EDGAR |
| 2025-05-19 | 4 | TANDEM DIABETES CARE INC (TNDM) | Grant/award (A): 1,359 @ $15.64 · Option exercise (M): 162 @ $0 · Tax withholding (F): 58 @ $22.70 · Option exercise (M): 474 @ $0 · Tax withholding (F): 170 @ $22.70 · Option exercise (M): 1,503 @ $0 · +7 more | EDGAR |
| 2025-02-27 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 1,380 @ $0 · Tax withholding (F): 494 @ $33.34 · Option exercise (M): 5,523 @ $0 · Tax withholding (F): 2,027 @ $33.34 · Option exercise (M): 1,380 (derivative) @ $0 · Option exercise (M): 5,523 (derivative) @ $0 | EDGAR |
| 2025-02-20 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 163 @ $0 · Tax withholding (F): 67 @ $33.47 · Option exercise (M): 474 @ $0 · Tax withholding (F): 195 @ $33.47 · Option exercise (M): 1,504 @ $0 · Tax withholding (F): 618 @ $33.47 · +3 more | EDGAR |
| 2024-11-19 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 162 @ $0 · Tax withholding (F): 58 @ $27.34 · Option exercise (M): 475 @ $0 · Tax withholding (F): 170 @ $27.34 · Option exercise (M): 1,503 @ $0 · Tax withholding (F): 537 @ $27.34 · +3 more | EDGAR |
| 2024-08-19 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 163 @ $0 · Tax withholding (F): 59 @ $43.82 · Option exercise (M): 474 @ $0 · Tax withholding (F): 170 @ $43.82 · Option exercise (M): 1,503 @ $0 · Tax withholding (F): 537 @ $43.82 · +3 more | EDGAR |
| 2024-05-28 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 406 @ $0 · Tax withholding (F): 145 @ $51.73 · Grant/award (A): 17,946 (derivative) @ $0 · Grant/award (A): 17,946 (derivative) @ $0 · Option exercise (M): 406 (derivative) @ $0 | EDGAR |
| 2024-05-17 | 4 | TANDEM DIABETES CARE INC (TNDM) | Grant/award (A): 1,358 @ $15.64 · Option exercise (M): 162 @ $0 · Tax withholding (F): 58 @ $47.37 · Option exercise (M): 474 @ $0 · Tax withholding (F): 170 @ $47.37 · Option exercise (M): 6,012 @ $0 · +4 more | EDGAR |
| 2024-02-29 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 407 @ $0 · Tax withholding (F): 142 @ $27.34 · Option exercise (M): 407 (derivative) @ $0 | EDGAR |
| 2024-02-20 | 4 | TANDEM DIABETES CARE INC (TNDM) | Option exercise (M): 163 @ $0 · Tax withholding (F): 67 @ $24.29 · Option exercise (M): 475 @ $0 · Tax withholding (F): 195 @ $24.29 · Option exercise (M): 163 (derivative) @ $0 · Option exercise (M): 475 (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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