Listed

Twomey Christopher J

An insider at 1 company in coverage, as reported on Form 4. SEC CIK 1238935. Latest Form 4 filed Oct 29, 2026.

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Roles

As stated on the filings: the relationship to the company and any officer title.

Twomey Christopher J, roles by company
CompanyRoleTransactionsFirstLatest
Tandem Diabetes Care IncTNDMDirector32026-10-272026-10-27

Transactions: 3

Every transaction reported, newest first, including grants, exercises and derivative securities. Purchases and sales (codes P and S) are open-market trades. The reported price is as stated on the form.

What these mean: insiders, Form 4, transaction codes, Rule 10b5-1 plans.

Twomey Christopher J, transactions
DateCompanyTransactionSharesReported priceValueFiling
2026-10-27Tandem Diabetes Care IncDirectorOption exerciseStock Option1,700$0.00$0Form 4
2026-10-27Tandem Diabetes Care IncDirector Sale1,700$19.15$32.6kForm 4
2026-10-27Tandem Diabetes Care IncDirectorOption exercise1,700$19.00$32.3kForm 4

Source: SEC EDGAR, Forms 4. Last ingested by Listed: Nov 2, 2026, 14:39 ET. Listed shows no prices and gives no investment advice.