TANDEM DIABETES CARE INC

Ticker: TNDM CUSIP: 875372203 Class: EQTY

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

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

Q4 2024
Shares 506,600 Value ($000) $18,248 Avg Close $33.83 Range $27.15 - $42.70
Q3 2024
Shares 448,050 Value ($000) $19,002 Avg Close $42.40 Range $34.60 - $48.24
Q2 2024
Shares 282,000 Value ($000) $11,362 Avg Close $41.72 Range $30.12 - $53.69
Q4 2020
Shares 36,980 Value ($000) $3,538 Avg Close $103.06 Range $84.56 - $123.74
Q3 2020
Shares 53,370 Value ($000) $6,057 Avg Close $105.07 Range $91.93 - $116.89
Q2 2020
Shares 59,225 Value ($000) $5,859 Avg Close $79.79 Range $59.24 - $99.33
Q1 2020
Shares 67,630 Value ($000) $4,352 Avg Close $70.07 Range $43.69 - $91.65
Q4 2019
Shares 109,940 Value ($000) $6,554 Avg Close $61.67 Range $52.31 - $71.99
Q3 2019
Shares 199,410 Value ($000) $11,761 Avg Close $63.83 Range $56.69 - $74.30
Q2 2019
Shares 215,920 Value ($000) $13,931 Avg Close $64.54 Range $51.37 - $72.19
Q1 2019
Shares 191,120 Value ($000) $12,136 Avg Close $52.53 Range $32.00 - $74.81
Q4 2018
Shares 224,860 Value ($000) $8,538 Avg Close $35.31 Range $26.40 - $44.10
Q3 2018
Shares 225,050 Value ($000) $9,641 Avg Close $34.92 Range $20.08 - $52.55