218 filings
Page 8 of 11
4
0op48m
28 Nov 18
GEOSPACE TECHNOLOGIES / Robbin B. Adams ownership change
5:08pm
4
j70y rh2te
28 Nov 18
GEOSPACE TECHNOLOGIES / Walter R. Wheeler ownership change
5:06pm
4/A
7rvqo kp2klu9z230e7a
11 Sep 18
GEOSPACE TECHNOLOGIES / Robbin B. Adams ownership change
12:00am
4
o1sulc9yzqcfmqkwha
11 Sep 18
GEOSPACE TECHNOLOGIES / Robbin B. Adams ownership change
12:00am
SC 13G/A
se2kv0ok2zbxeai1pn
8 Jun 18
Geospace Technologies Corp
9:19am
SC 13D/A
br3gdrrepwdzth
15 May 18
Geospace Technologies Corp
3:04pm
SC 13G
vv2u 585eu
23 Apr 18
Geospace Technologies Corp
12:00am
SC 13D
uzbrdm358k
3 Apr 18
Geospace Technologies Corp
12:00am
SC 13G/A
uhyraf44auqd
15 Feb 18
Geospace Technologies Corp
12:00am
SC 13G/A
ngzhd uj04ef
14 Feb 18
Geospace Technologies Corp
12:00am
SC 13G/A
s0oa9
13 Feb 18
Geospace Technologies Corp
12:00am
4
kyjik
8 Feb 18
GEOSPACE TECHNOLOGIES / CHARLES H STILL ownership change
12:00am
4
77xowp ulknhgdhithwa
8 Feb 18
GEOSPACE TECHNOLOGIES / Tina M Langtry ownership change
12:00am
4
6vhkk
8 Feb 18
GEOSPACE TECHNOLOGIES / GARY D OWENS ownership change
12:00am
4
nb1yminp hw
8 Feb 18
GEOSPACE TECHNOLOGIES / THOMAS L DAVIS ownership change
12:00am
4
0qsavr5egn syc4
8 Feb 18
GEOSPACE TECHNOLOGIES / Edgar R. JR. Giesinger ownership change
12:00am
4
i4ubyltc2 16
8 Feb 18
GEOSPACE TECHNOLOGIES / Richard F Miles ownership change
12:00am
SC 13G
8t78lb7zc2
8 Feb 18
Geospace Technologies Corp
12:00am
4
kpsir3
8 Feb 18
GEOSPACE TECHNOLOGIES / William H Moody ownership change
12:00am
SC 13G/A
9z2m8pvw
19 Jan 18
Geospace Technologies Corp
12:00am