Glass House Brands Inc.
GLAS- Exchange
- NYSE
- Industry
- Medicinal Chemicals & Botanical Products
- SEC CIK
- 0001848731
In the last 90 days, Glass House Brands Inc. insiders filed 0 open-market purchases and 1 sale; 53 institutions reported holding it in 13F filings for Q2 2026, worth $255.3M in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Glass House Brands Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 1 filing
- 1 insider, $30.7K in total
- Insiders trading
- 1
- Net value
- −$30.7K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Glass House Brands Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Tu William | SVP, Corporate Controller | 28,951 | Sep 18, 2026 | 6 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 11, 2026 (view filing)5:02 PM ET | Sep 11 | Same day | Tu WilliamSVP, Corporate Controller | SSaleEquity Shares | −3.82K | $8.03 | −$30.7K | −50.2%3.78K after | |
| May 26, 2026 (view filing) | May 22-26 | 4 days | Tu WilliamSVP, Corporate Controller | SSaleEquity Shares | −15.8K | $10.29 | −$163.0K | −100.0%0 after | 2 lots |
| May 20, 2026 (view filing) | May 19 | 1 day | Tu WilliamSVP, Corporate Controller | SSaleEquity Shares | −15.9K | $10.08 | −$160.2K | −45.9%18.7K after |