TANDEM DIABETES CARE INC

Ticker: TNDM CUSIP: 875372203 Class: EQTY

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q4 2025
Shares 9,358 Value ($000) $206 Avg Close $18.05 Range $12.07 - $24.50
Q3 2025
Shares 7,118 Value ($000) $86 Avg Close $13.54 Range $9.98 - $18.13
Q2 2025
Shares 6,143 Value ($000) $115 Avg Close $19.81 Range $15.75 - $24.00
Q4 2023
Shares 67 Value ($000) $2 Avg Close $20.75 Range $13.82 - $31.45
Q1 2022
Shares 3,409 Value ($000) $396 Avg Close $116.75 Range $100.00 - $150.64
Q3 2021
Shares 1,709 Value ($000) $204 Avg Close $110.18 Range $92.17 - $130.73
Q2 2021
Shares 4,524 Value ($000) $441 Avg Close $89.17 Range $76.19 - $100.80
Q4 2020
Shares 6,480 Value ($000) $620 Avg Close $103.06 Range $84.56 - $123.74
Q3 2020
Shares 4,080 Value ($000) $463 Avg Close $105.07 Range $91.93 - $116.89
Q2 2020
Shares 4,582 Value ($000) $453 Avg Close $79.79 Range $59.24 - $99.33
Q1 2020
Shares 2,993 Value ($000) $193 Avg Close $70.07 Range $43.69 - $91.65
Q1 2019
Shares 3,347 Value ($000) $213 Avg Close $52.53 Range $32.00 - $74.81