The Tandem Diabetes Care, Inc. - line shows up 2 times in the congressional disclosure record between 2024 and 2025, filed by 1 member: 2 purchases against 0 sales. On balance the chamber has been net buyers, and the purchases sit up 8.3% against the latest close.
*Purchases only, weighted by the midpoint of each disclosed dollar band and marked to the latest close. Filings report a range, never a share count, so this follows the stock rather than anyone's position size.
| Date | Member | Type | Amount | Est. price | Latest close | Return |
|---|---|---|---|---|---|---|
| 2025-09-22 | Josh Gottheimer | BUY | $1K–$15K | $13.06 | $21.43 2026-08-28 | +64.1% |
| 2024-08-05 | Josh Gottheimer | BUY | $1K–$15K | $40.79 | $21.43 2026-08-28 | -47.5% |
Buys are marked to the latest close and treated as open. A sell tagged rt closes an earlier disclosed buy in the same name. exit shows how the stock moved after the member sold.
1 member of the U.S. House and Senate has disclosed Tandem Diabetes Care, Inc. - transactions under the STOCK Act — 2 purchases and 0 sales. The full member-by-member breakdown, with dates and dollar ranges, is in the table above.
No member of Congress has disclosed a TNDM purchase in the last 90 days. STOCK Act filings lag the trade by up to 45 days, so newer buys may still be pending disclosure.
Notional-weighted, lawmakers' disclosed TNDM buys are up 8.3% versus the latest close of $21.43. Each trade's own return — and realized round-trips on matched sells — is in the Return column.
Yes. Under the 2012 STOCK Act, members of Congress may buy and sell individual stocks but must publicly disclose each transaction within 45 days. Bargo surfaces those filings so you can see who traded TNDM and how it performed.