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TNDM
Ticker

Tandem Diabetes Care, Inc.

TNDM · Healthcare · Tandem Diabetes Care, Inc. designs, develops, and commercializes technology solutions for people living with diabetes in the United States…

Tandem Diabetes Care, Inc. (TNDM), in the Healthcare sector, has 2 disclosed filings on Paydirt over the trailing twelve months from 1 member of Congress: 2 purchases and 0 sales. Filers took a median of 24 days from execution to disclosure, and the most recent trade was executed Sep 29 and filed Oct 12. The most active filer was Gilbert Cisneros with 2 filings. Data as of Nov 7 2026.

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Filings, ttm
2
2 buys · 0 sells
Traders, ttm
1
1 congress
Volume, ttmiDollar value disclosed in the window
$16K
estimated for Congress, as filed for insiders
Median delay
24d
execution to disclosure
Last traded
Sep 29
Filed Oct 12
ADViAverage daily dollar volume
$33.4M
market data
Share price · 12M
$16.38 (+0.1%)
$28.26$20.54$12.82Nov 10 2025May 1Oct 19

Adjusted for splits and dividends.

Volume by month
$252K$126K$0Dec 2024Jun 2025Dec 2025Jun 2026Mar 2025 · buys $191KApr 2025 · buys $8KApr 2025 · sells $8KAug 2025 · buys $252KOct 2025 · buys $8KApr 2026 · buys $8KOct 2026 · buys $8K
Buys $475K Sells $8K

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed · past 24 months
GC Gilbert Cisneros Representative 3 filings · 3 buys, 0 sales JG Josh Gottheimer Representative (Joint) 2 filings · 1 buy, 1 sale KB Kim D Blickenstaff Director 1 filing · 0 buys, 1 sale JK Jean-Claude Kyrillos EVP & Chief Operating Officer 1 filing · 1 buy, 0 sales JS John F Sheridan PRESIDENT & CEO 1 filing · 1 buy, 0 sales LV Leigh Vosseller EVP & CHIEF FINANCIAL OFFICER 1 filing · 1 buy, 0 sales
Recent filings
Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Sep 29
Filed Oct 12 Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Mar 3
Filed Apr 7 Josh GottheimerPURCHASE Representative (Joint) $8K
$1K–15K bracket
Exec Sep 22 2025
Filed Oct 15 2025 John F SheridanPURCHASE PRESIDENT & CEO $102K
10,000 sh × $10.23
Exec Aug 11 2025
Filed Aug 11 2025 · 6:15 PM ET Leigh VossellerPURCHASE EVP & CHIEF FINANCIAL OFFICER $149K
13,720 sh × $10.89
Exec Aug 8 2025
Filed Aug 11 2025 · 5:18 PM ET Josh GottheimerSALE Representative (Joint) $8K
$1K–15K bracket
Exec Mar 19 2025
Filed Apr 10 2025 Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Mar 4 2025
Filed Apr 7 2025 Jean-Claude KyrillosPURCHASE EVP & Chief Operating Officer $191K
10,538 sh × $18.12
Exec Mar 7 2025
Filed Mar 11 2025 · 5:30 PM ET Kim D BlickenstaffSALE Director $1.2M
40,000 sh across 2 lots
Exec Nov 20 2024
Filed Nov 22 2024 · 5:30 PM ET