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SCHEDULE 13G/A
SCHEDULE 13G/A0001326389-25-000285·North American Construction Group Ltd.
Schedule 13G ownership disclosure
NORTH AMERICAN CONSTRUCTION
Common Stock · CUSIP: 656811106
Event date: 2025-11-28
- Filing-level shares
- 1,618,476
- Percent of class
- 5.3%
- Polar Asset Management Partners Inc.
Shares: 1,618,476 · Class: 5.3%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0001326389-25-000285
- Form type
- SCHEDULE 13G/A
- Filer
- North American Construction Group Ltd.
- CIK
- CIK 1368519
- Filed
- Dec 05, 2025
- Reporting period
- Nov 28, 2025
- Description
- Schedule 13G beneficial ownership