Cook William M
- SEC CIK
- 0001226577
No open-market purchases or sales filed in the past year.
Current role at each company
- MATV Mativ Holdings, Inc.Directoras of Jul 6, 2026
- AXTA Axalta Coating Systems Ltd.Directoras of Mar 5, 2026
- Neenah IncDirectoras of Jul 29, 2022
- IEX Idex CorpDirectoras of May 10, 2022
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
- –
- 0 filings
- Net
- –
- Bought minus sold
- Companies
- 0
- With open-market trades
Trades
Every Form 4 that lists Cook William M 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.
MATV Mativ Holdings, Inc.
Director5 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 20, 2022 (view filing)4:22 PM ET | Sep 19 | 1 day | Cook William MDirector | PPurchase | +1.50K | $24.93 | +$37.4K | +11.2%14.8K after | |
| Nov 16, 2022 (view filing) | Nov 14 | 2 days | Cook William MDirector | PPurchase | +1.50K | $29.09 | +$43.6K | +9.4%17.5K after | |
| Sep 18, 2023 (view filing) | Sep 15 | 3 days | Cook William MDirector | PPurchase | +1.50K | $15.52 | +$23.3K | +8.6%18.9K after | |
| Nov 15, 2024 (view filing) | Nov 15 | Same day | Cook William MDirector | PPurchase | +2.50K | $12.45 | +$31.1K | +13.2%21.4K after | |
| Jun 2, 2025 (view filing) | May 29 | 4 days | Cook William MDirector | PPurchase | +5.00K | $5.84 | +$29.2K | +23.3%26.4K after |
AXTA Axalta Coating Systems Ltd.
Director3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 7, 2022 (view filing) | Mar 4 | 3 days | Cook William MDirector | PPurchase | +2.00K | $24.64 | +$49.3K | +10.9%20.3K after | |
| Mar 15, 2023 (view filing) | Mar 14 | 1 day | Cook William MDirector | PPurchase | +2.50K | $29.55 | +$73.9K | +125.0%4.50K after | |
| Sep 14, 2023 (view filing) | Sep 12 | 2 days | Cook William MDirector | PPurchase | +1.50K | $26.81 | +$40.2K | +33.3%6.00K after |
IEX Idex Corp
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 2, 2021 (view filing) | Nov 1 | 1 day | Cook William MDirector | SSale | −679 | $223.03 | −$151.4K | −2.9%23.0K after |