Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000354204-25-000475
Filing Date
2025-01-23
Accepted
2025-01-23 15:55:50
Documents
1

Document Format Files

Seq Description Document Type Size
1 primary_doc.html SCHEDULE 13G  
1 primary_doc.xml SCHEDULE 13G 6619
  Complete submission text file 0000354204-25-000475.txt   8562
Mailing Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746
Business Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746 (512) 306-7400
DIMENSIONAL FUND ADVISORS LP (Filed by) CIK: 0000354204 (see all company filings)

EIN.: 222370029 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SCHEDULE 13G
SIC: 0000

Mailing Address 7007 PINEMONT DR. HOUSTON TX 77040
Business Address 7007 PINEMONT DR. HOUSTON TX 77040 7139864444
GEOSPACE TECHNOLOGIES CORP (Subject) CIK: 0001001115 (see all company filings)

EIN.: 760447780 | State of Incorp.: TX | Fiscal Year End: 0930
Type: SCHEDULE 13G | Act: 34 | File No.: 005-52075 | Film No.: 25549967
SIC: 3829 Measuring & Controlling Devices, NEC
(CF Office: 08 Industrial Applications and Services)