TANDEM DIABETES CARE INC

Ticker: TNDM CUSIP: 875372203 Class: EQTY

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025
Shares 3,558 Value ($000) $0 Avg Close $13.54 Range $9.98 - $18.13
Q2 2025
Shares 10,434 Value ($000) $0 Avg Close $19.81 Range $15.75 - $24.00
Q1 2025
Shares 1,503 Value ($000) $0 Avg Close $29.26 Range $17.64 - $38.28
Q4 2023
Shares 19,801 Value ($000) $1 Avg Close $20.75 Range $13.82 - $31.45
Q4 2022
Shares 18,131 Value ($000) $1 Avg Close $45.27 Range $33.52 - $58.82
Q1 2022
Shares 1,713 Value ($000) $199 Avg Close $116.75 Range $100.00 - $150.64
Q4 2020
Shares 4,298 Value ($000) $411 Avg Close $103.06 Range $84.56 - $123.74
Q2 2020
Shares 7,534 Value ($000) $745 Avg Close $79.79 Range $59.24 - $99.33
Q1 2020
Shares 19,625 Value ($000) $1,262 Avg Close $70.07 Range $43.69 - $91.65
Q4 2019
Shares 11,612 Value ($000) $692 Avg Close $61.67 Range $52.31 - $71.99
Q1 2019
Shares 80 Value ($000) $5 Avg Close $52.53 Range $32.00 - $74.81
Q3 2018
Shares 200 Value ($000) $8 Avg Close $34.92 Range $20.08 - $52.55
Q2 2018
Shares 100 Value ($000) $2 Avg Close $12.30 Range $4.75 - $25.50