Updated Jul 16, 2026
MAKOWSKI TIM A has filed 3 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $731K.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-28 | WMS | ADVANCED DRAINAGE SYSTEMS, INC. | A — Grant or award | 847 | $0.00 | |
| 2026-05-27 | WMS | ADVANCED DRAINAGE SYSTEMS, INC. | F — Tax withholding / forfeiture | 129 | $133.00 | $17K |
| 2026-05-21 | WMS | ADVANCED DRAINAGE SYSTEMS, INC. | A — Grant or award | 3.7K | $0.00 | |
| 2026-05-21 | WMS | ADVANCED DRAINAGE SYSTEMS, INC. | F — Tax withholding / forfeiture | 88 | $136.83 | $12K |
| 2026-05-21 | WMS | ADVANCED DRAINAGE SYSTEMS, INC. | F — Tax withholding / forfeiture | 104 | $131.59 | $14K |
| 2025-11-13 | WMS | ADVANCED DRAINAGE SYSTEMS, INC. | S — Open-market sale | 101 | $149.19 | $15K |
| 2025-11-13 | WMS | ADVANCED DRAINAGE SYSTEMS, INC. | S — Open-market sale | 4.8K | $149.21 | $716K |
MAKOWSKI TIM A is a corporate insider — currently tracked as Insider of ADVANCED DRAINAGE SYSTEMS, INC. (WMS). InsiderAlpha tracks every SEC Form 4 filing in real time.
3 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 2 open-market sales ($731K) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live MAKOWSKI TIM A profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.