CSW CSW Industrials, Inc.
CSW Industrials, Inc. (CSW) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 43% planned / 57% discretionary
Largest single sale: $1.6M.
Where they traded
Last open-market purchase: March 13, 2026 , by Ash Darron K .
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Armes Joseph B | Chairman, President & CEO | Sell 10b5-1 | 1,500 | $345.16 | $517.7K | 64,236 −2.3% of holding | |
| UNDERWOOD JEFF | EVP, GM Contractor Solutions | Sell | 720 | $346.96 | $249.8K | 6,409 −10.1% of holding | |
| Sullivan Don | EVP, Chief Strategy Officer | Sell | 4,526 | $343.75 | $1.6M | 17,041 −21% of holding | |
| Armes Joseph B | Chairman, President & CEO | Sell 10b5-1 | 1,500 | $289.95 | $434.9K | 67,600 −2.2% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.