WMS Advanced Drainage Systems, Inc.
Advanced Drainage Systems, Inc. (WMS) 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? 0% planned / 100% discretionary
Largest single sale: $10.9M.
Where they traded
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| EVERSOLE ROBERT M | Director | Sell | 10,569 | $152.82 | $1.6M | 50,076 −17.4% of holding | |
| WAUN THOMAS J. SR. | EVP, International | Sell | 1,500 | $155.00 | $232.5K | 13,470 −10% of holding | |
| BARBOUR D. SCOTT 3 fills | See Remarks | Sell | 80,030 | $148.95 | $11.9M | 118,359 −40.3% of holding | |
| MAKOWSKI TIM A 2 fills | See Remarks | Sell | 4,901 | $149.21 | $731.3K | 2,568 −65.6% of holding | |
| WAUN THOMAS J. SR. | EVP, International | Sell | 1,000 | $150.00 | $150.0K | 14,970 −6.3% of holding | |
| WAUN THOMAS J. SR. | EVP, International | Sell | 1,272 | $148.30 | $188.7K | 797 −61.5% 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.