GEOSPACE TECHNOLOGIES CORP

Ticker: GEOS CUSIP: 37364X109 Class: Common Stock

Grantham, Mayo, Van Otterloo & Co. LLC's Holding History (CIK: 0001352662)

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

Q4 2021
Shares 18,031 Value ($000) $121 Avg Close $8.73 Range $6.41 - $10.27
Q3 2021
Shares 18,031 Value ($000) $172 Avg Close $9.22 Range $7.78 - $10.94
Q2 2021
Shares 20,531 Value ($000) $166 Avg Close $8.23 Range $7.30 - $9.47
Q1 2021
Shares 20,531 Value ($000) $187 Avg Close $9.62 Range $8.15 - $12.40
Q4 2020
Shares 25,500 Value ($000) $218 Avg Close $6.84 Range $5.02 - $10.29
Q3 2020
Shares 25,500 Value ($000) $158 Avg Close $6.83 Range $5.64 - $8.15
Q2 2020
Shares 25,500 Value ($000) $192 Avg Close $6.66 Range $5.00 - $9.57
Q1 2020
Shares 25,500 Value ($000) $163 Avg Close $11.89 Range $4.61 - $16.96
Q4 2019
Shares 23,100 Value ($000) $387 Avg Close $15.19 Range $13.18 - $17.66
Q3 2019
Shares 16,900 Value ($000) $260 Avg Close $14.43 Range $11.61 - $16.61