MarketPeel
Insider Trading Intelligence
EVP & CHIEF FINANCIAL OFFICER
Fri, May 15, 2026
May 15
bought $0.00 of TNDM
10,496 shares @ $0.00
Increased holdings by +25.40%
Cluster Buy
Trade made by an officer
Part of a cluster of 19 transactions by 10 insiders
37% win rate · -4.3% median edge vs SPY (27 trades, 90-day)
Price 29% below 200-day moving average
Small Cap stock — insider trades carry more weight
TNDMTANDEM DIABETES CARE INC
Health CareMedical Devices
1D0.00%
1W-5.67%
1M-21.23%
3M
6M
1Y

Recent insider activity at TNDM

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