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Congress Stock Tracker

Tracking congressional stock trades from public STOCK Act Periodic Transaction Reports (PTRs) filed by members of the US House and Senate.

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© 2026 Congress Stock Tracker. Data from public STOCK Act filings.For informational purposes only. Not financial advice.
Stocks
Tandem Diabetes Care, Inc.

Tandem Diabetes Care, Inc.TNDM

NASDAQHealthcareMedical Devices$21.59+3.43%

Price as of Mar 15, 4:14 PM EDT · delayed, not real-time

A medical device company specializing in insulin pumps and diabetes management technology, Tandem Diabetes Care is closely watched for its innovation in automated insulin delivery systems. Investors monitor its competitive position against larger rivals like Medtronic and Insulet in the growing diabetes care market.

Market Cap: $1.5B52W Range: $9.98 – $29.65

Congressional Interest in Tandem Diabetes Care, Inc. (TNDM)

7 members of Congress have disclosed 11 trades in Tandem Diabetes Care, Inc. (TNDM), a Healthcare company. The buy/sell breakdown shows 6 purchases versus 5 sales, indicating net buying interest from lawmakers. All data is sourced from STOCK Act periodic transaction reports filed with Congress.

Total Disclosures
11
Unique Politicians
7
Buys
6
Sells
5

Who in Congress Is Trading TNDM?

DatePoliticianTypeAmountSecurity
2026-03-03Gilbert Cisnerosbuy$1K – $15KStock
2025-09-22Josh Gottheimerbuy$1K – $15KStock
2025-03-19Josh Gottheimersell$1K – $15KStock
2025-03-04Gilbert Cisnerosbuy$1K – $15KStock
2024-08-05Josh Gottheimerbuy$1K – $15KStock
2023-07-12Daniel Goldmansell$1K – $15KStock
2022-05-06Rohit Khannasell$1K – $15KStock
2015-05-27Thomas MacArthursell$1K – $15KStock
2010-07-01JAMES B. RENACCIsell$557.70Stock
2009-12-06Lamar Smithbuy$1K – $15KStock
2009-01-10Lamar Smithbuy$1K – $15KStock
Gilbert Cisnerosbuy
2026-03-03$1K – $15K
Stock
Josh Gottheimerbuy
2025-09-22$1K – $15K
Stock
Josh Gottheimersell
2025-03-19$1K – $15K
Stock
Gilbert Cisnerosbuy
2025-03-04$1K – $15K
Stock
Josh Gottheimerbuy
2024-08-05$1K – $15K
Stock
Daniel Goldmansell
2023-07-12$1K – $15K
Stock
Rohit Khannasell
2022-05-06$1K – $15K
Stock
Thomas MacArthursell
2015-05-27$1K – $15K
Stock
JAMES B. RENACCIsell
2010-07-01$557.70
Stock
Lamar Smithbuy
2009-12-06$1K – $15K
Stock
Lamar Smithbuy
2009-01-10$1K – $15K
Stock

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