Sheridan John F bought $20K of TNDM

bought $19.62k of TNDM

2,180 shares @ $9.00

Increased holdings by +31.40%

61st largest trade (out of 215)

Cluster BuyPositive 90D History

Trade made by an officer

Part of a cluster of 3 transactions by 2 insiders

80% win rate · +10.7% median edge vs SPY (10 trades, 90-day · small sample)

Insider trade was 92% below market price

Price 13% above 200-day moving average

TNDMTANDEM DIABETES CARE INC

Health CareMedical Devices

1D0.00%

1W-5.67%

1M-21.23%

3M—

6M—

1Y—

Recent insider activity at TNDM