GEOSPACE TECHNOLOGIES CORP

Ticker: GEOS CUSIP: 37364X109 Class: Common Stock

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q4 2025
Shares 13,636 Value ($000) $231 Avg Close $20.08 Range $10.78 - $29.89
Q3 2025
Shares 13,636 Value ($000) $259 Avg Close $16.20 Range $10.22 - $21.90
Q2 2025
Shares 13,636 Value ($000) $194 Avg Close $7.46 Range $5.51 - $18.99
Q1 2025
Shares 19,489 Value ($000) $141 Avg Close $8.58 Range $7.02 - $10.46
Q4 2024
Shares 19,497 Value ($000) $195 Avg Close $11.13 Range $9.68 - $13.79
Q3 2024
Shares 21,754 Value ($000) $225 Avg Close $9.56 Range $8.09 - $10.81
Q2 2024
Shares 21,754 Value ($000) $195 Avg Close $11.24 Range $8.49 - $14.83
Q1 2024
Shares 62,997 Value ($000) $831 Avg Close $13.43 Range $11.40 - $17.09
Q4 2023
Shares 62,997 Value ($000) $816 Avg Close $12.23 Range $10.35 - $13.74
Q3 2023
Shares 88,157 Value ($000) $1,142 Avg Close $9.44 Range $7.22 - $14.59
Q2 2023
Shares 90,993 Value ($000) $707 Avg Close $7.94 Range $6.60 - $9.16
Q1 2023
Shares 88,537 Value ($000) $624 Avg Close $5.54 Range $3.96 - $7.55
Q4 2022
Shares 88,537 Value ($000) $0 Avg Close $4.33 Range $3.76 - $4.88
Q3 2022
Shares 88,536 Value ($000) $390 Avg Close $4.69 Range $4.10 - $5.45
Q2 2022
Shares 94,434 Value ($000) $448 Avg Close $5.71 Range $4.64 - $6.94
Q4 2013
Shares 5,000 Value ($000) $473 Avg Close $91.95 Range $79.60 - $107.93