Welton Mark
- SEC CIK
- 0001255910
In the past year, 3 open-market sale filings worth $4.36M and no purchases.
Current role at each company
- IMAX Imax CorpPresident IMAX Global Theatresas of Aug 26, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $4.36M
- 3 filings
- Net
- −$4.36M
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Welton Mark as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 3, 2021 (view filing) | Dec 1-2 | 2 days | Welton MarkPresident, IMAX Theatres | SSale | −20.8K | $16.39 | −$341.0K | −39.8%31.5K after | 3 lots |
| Mar 9, 2023 (view filing) | Mar 7 | 2 days | Welton MarkPresident, IMAX Theatres | SSale | −20.0K | $18.35 | −$367.0K | −19.6%82.3K after | |
| Dec 9, 2024 (view filing) | Dec 9 | Same day | Welton MarkPresident, IMAX Theatres | SSale | −39.4K | $25.51 | −$1.01M | −26.2%111.3K after | |
| Nov 10, 2025 (view filing) | Nov 10 | Same day | Welton MarkPresident IMAX Global Theatres | SSale | −49.5K | $35.23 | −$1.74M | −24.4%153.3K after | |
| Dec 15, 2025 (view filing) | Dec 15 | Same day | Welton MarkPresident IMAX Global Theatres | SSale | −25.0K | $39.28 | −$982.0K | −16.3%128.3K after | 10b5-1 |
| Aug 26, 2026 (view filing)4:15 PM ET | Aug 25 | 1 day | Welton MarkPresident IMAX Global Theatres | SSale | −30.0K | $54.47 | −$1.63M | −17.3%143.2K after |