GEOSPACE TECHNOLOGIES CORP

Ticker: GEOS CUSIP: 37364X109 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q1 2025
Shares 910 Value ($000) $7 Avg Close $8.58 Range $7.02 - $10.46
Q4 2024
Shares 910 Value ($000) $9 Avg Close $11.13 Range $9.68 - $13.79
Q3 2024
Shares 910 Value ($000) $9 Avg Close $9.56 Range $8.09 - $10.81
Q2 2024
Shares 910 Value ($000) $8 Avg Close $11.24 Range $8.49 - $14.83
Q1 2020
Shares 20,605 Value ($000) $132 Avg Close $11.89 Range $4.61 - $16.96
Q4 2019
Shares 20,369 Value ($000) $342 Avg Close $15.19 Range $13.18 - $17.66
Q3 2019
Shares 20,369 Value ($000) $313 Avg Close $14.43 Range $11.61 - $16.61
Q2 2019
Shares 20,369 Value ($000) $308 Avg Close $13.76 Range $11.85 - $15.89
Q1 2018
Shares 20,266 Value ($000) $200 Avg Close $12.26 Range $9.18 - $15.66
Q4 2017
Shares 20,645 Value ($000) $268 Avg Close $15.45 Range $12.09 - $18.71
Q3 2017
Shares 20,645 Value ($000) $368 Avg Close $15.21 Range $13.08 - $17.99
Q2 2017
Shares 23,221 Value ($000) $321 Avg Close $15.37 Range $13.59 - $17.04
Q1 2017
Shares 26,221 Value ($000) $426 Avg Close $18.95 Range $13.80 - $24.37
Q4 2016
Shares 26,921 Value ($000) $548 Avg Close $20.24 Range $16.77 - $23.20
Q3 2016
Shares 27,621 Value ($000) $538 Avg Close $17.28 Range $14.51 - $19.96
Q2 2016
Shares 27,421 Value ($000) $449 Avg Close $16.29 Range $11.82 - $19.92
Q1 2016
Shares 28,221 Value ($000) $348 Avg Close $11.02 Range $7.62 - $14.69
Q4 2015
Shares 24,399 Value ($000) $343 Avg Close $14.23 Range $10.16 - $18.91
Q3 2015
Shares 23,890 Value ($000) $330 Avg Close $16.62 Range $13.44 - $23.45
Q2 2015
Shares 23,990 Value ($000) $553 Avg Close $20.88 Range $15.59 - $26.75
Q1 2015
Shares 23,857 Value ($000) $394 Avg Close $20.77 Range $14.95 - $28.88
Q4 2014
Shares 24,357 Value ($000) $645 Avg Close $29.00 Range $24.07 - $35.32
Q3 2014
Shares 24,253 Value ($000) $852 Avg Close $41.90 Range $34.01 - $55.50
Q2 2014
Shares 24,015 Value ($000) $1,323 Avg Close $56.24 Range $41.63 - $66.84
Q1 2014
Shares 23,515 Value ($000) $1,556 Avg Close $76.66 Range $60.70 - $94.82
Q4 2013
Shares 23,415 Value ($000) $2,220 Avg Close $91.95 Range $79.60 - $107.93
Q3 2013
Shares 23,215 Value ($000) $1,957 Avg Close $74.50 Range $66.87 - $84.82
Q2 2013
Shares 22,498 Value ($000) $1,554 Avg Close $83.42 Range $65.31 - $108.86
Q1 2013
Shares 22,120 Value ($000) $2,387 Avg Close $99.86 Range $82.28 - $113.73