GLAS Insider Transactions
3 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–3; provenance stays internal.
GLAS insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Tu William | SVP, Corporate Controller | 2026-05-26 | Sale | 5,423.0 | $10.48 |
| Tu William | SVP, Corporate Controller | 2026-05-22 | Sale | 10,414.0 | $10.19 |
| Tu William | SVP, Corporate Controller | 2026-05-19 | Sale | 15,888.0 | $10.08 |