Form4insider filings, from the source

Insider · CIK 0001716232

D. Scott Barbour

Files at: ALSN, WMS. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 20, 2026 GForm 4 →Aug 24, 4:10 pm EDTADVANCED DRAINAGE SYSTEMS, INC.WMS2,000——51,652—
Jun 12, 2026 JForm 4 →Jun 17, 5:35 pm EDTADVANCED DRAINAGE SYSTEMS, INC.WMS1,022$135.72$138,70653,652— late

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 31, 2026 AForm 4 →Sep 2, 4:00 pm EDTAllison Transmission Holdings IncALSN3——6—