BARTELS WILLIAM H (CIK 1090391) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-16). Recent activity: Sell SGRP (4.7M shares), Buy SGRP (600,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-16 | SPAR Group, Inc. (SGRP) | 10% Owner | Sell | 4.7M | $0 |
| 2025-06-25 | SPAR Group, Inc. (SGRP) | Director | Buy | 600,000 | $0 |
Source: SEC Form 4 filings · as of 2026-07-16