GEOSPACE TECHNOLOGIES CORP

Ticker: GEOS CUSIP: 37364X109 Class: Common Stock

BROWN CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000885062)

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

Q1 2018
Shares 1,549,384 Value ($000) $15,292 Avg Close $12.26 Range $9.18 - $15.66
Q4 2017
Shares 1,550,534 Value ($000) $20,110 Avg Close $15.45 Range $12.09 - $18.71
Q3 2017
Shares 1,550,534 Value ($000) $27,631 Avg Close $15.21 Range $13.08 - $17.99
Q2 2017
Shares 1,577,133 Value ($000) $21,812 Avg Close $15.37 Range $13.59 - $17.04
Q1 2017
Shares 1,577,133 Value ($000) $25,597 Avg Close $18.95 Range $13.80 - $24.37
Q4 2016
Shares 1,577,133 Value ($000) $32,110 Avg Close $20.24 Range $16.77 - $23.20
Q3 2016
Shares 1,579,470 Value ($000) $30,768 Avg Close $17.28 Range $14.51 - $19.96
Q2 2016
Shares 1,580,419 Value ($000) $25,871 Avg Close $16.29 Range $11.82 - $19.92
Q1 2016
Shares 1,580,419 Value ($000) $19,502 Avg Close $11.02 Range $7.62 - $14.69
Q4 2015
Shares 1,585,769 Value ($000) $22,312 Avg Close $14.23 Range $10.16 - $18.91
Q3 2015
Shares 1,578,687 Value ($000) $21,802 Avg Close $16.62 Range $13.44 - $23.45
Q2 2015
Shares 1,443,087 Value ($000) $33,263 Avg Close $20.88 Range $15.59 - $26.75
Q1 2015
Shares 1,440,397 Value ($000) $23,781 Avg Close $20.77 Range $14.95 - $28.88
Q4 2014
Shares 1,440,397 Value ($000) $38,171 Avg Close $29.00 Range $24.07 - $35.32
Q3 2014
Shares 1,516,611 Value ($000) $53,309 Avg Close $41.90 Range $34.01 - $55.50
Q2 2014
Shares 1,677,098 Value ($000) $92,375 Avg Close $56.24 Range $41.63 - $66.84
Q1 2014
Shares 1,676,144 Value ($000) $110,910 Avg Close $76.66 Range $60.70 - $94.82
Q4 2013
Shares 1,554,299 Value ($000) $147,093 Avg Close $91.95 Range $79.60 - $107.93
Q3 2013
Shares 1,502,114 Value ($000) $126,606 Avg Close $74.50 Range $66.87 - $84.82
Q2 2013
Shares 1,133,993 Value ($000) $78,336 Avg Close $83.42 Range $65.31 - $108.86