Sheridan John F's Form 4 filing
Tandem Diabetes Care Inc (TNDM) · filed Aug 18, 2026
- Accession no.
- 0001438133-26-000131
- Filed
- Aug 18, 2026, 4:28 PM ET
- Trade date
- Aug 15, 2026
- Filing delay
- 3 days
- Rule 10b5-1 plan
- Not checked
This filing lists 4 non-derivative transactions and 2 derivative transactions. It was filed 3 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Sheridan John FCIK 0001365369 | Director, Officer (PRESIDENT & CEO) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 15, 2026 | Common Stock | MOption exerciseAcquired | +5,982 | $0.00 | $0 | 158,425 | Direct | |
| Aug 15, 2026 | Common Stock | FTax withholdingDisposed | −3,044 | $22.72 | −$69,159.68 | 155,381 | Direct | |
| Aug 15, 2026 | Common Stock | MOption exerciseAcquired | +9,934 | $0.00 | $0 | 165,315 | Direct | |
| Aug 15, 2026 | Common Stock | FTax withholdingDisposed | −5,055 | $22.72 | −$114,849.6 | 160,260 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 15, 2026 | Common Stock | MOption exerciseDisposed | −5,982 | $0.00 | $0 | 17,947 | Direct | |
| Aug 15, 2026 | Common Stock | MOption exerciseDisposed | −9,934 | $0.00 | $0 | 69,537 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.