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Filing
SCHEDULE 13G/A
SCHEDULE 13G/A0001050442-25-000039·DISCIPLINED GROWTH INVESTORS INC /MN
Schedule 13G ownership disclosure
Geospace Technologies Corp
Common Stock · CUSIP: 37364X109
Event date: 2025-09-30
- Filing-level shares
- 1,153,589.00
- Percent of class
- 9.0%
- DISCIPLINED GROWTH INVESTORS INC /MN
Shares: 1,153,589.00 · Class: 9.0%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0001050442-25-000039
- Form type
- SCHEDULE 13G/A
- Filer
- DISCIPLINED GROWTH INVESTORS INC /MN
- CIK
- CIK 1050442
- Filed
- Nov 14, 2025
- Reporting period
- Sep 30, 2025
- Description
- Schedule 13G beneficial ownership