SEC Form 4 · accession 0001104659-26-108931
Glass House Brands Inc. · GLAS
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
William Tu
Officer — SVP, Corporate Controller
Period of report
Sep 16, 2026
Accepted (ET)
Sep 18, 2026 · 4:05 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001848731
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Equity SharesF1,F3 | Sep 16, 2026 | M | 38,691 | — | A | 42,474 | D | |
| Equity SharesF1,F4 | Sep 16, 2026 | F | 13,523 | $8.08 | D | 28,951 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitF3,F2,F1 | $0.00 | Sep 16, 2026 | M | 38,691 | D | — | — | Equity Shares | 38,691 | 100,580 | D |
Explanation of responses
- F1The Subordinate Voting Shares, Restricted Voting Shares, and/or Limited Voting Shares of Glass House Brands Inc. ("GHBI") (collectively, the "Equity Shares").
- F2The Reporting Person was granted RSU awards covering 116,071 RSUs on February 1, 2025 (the "February RSUs"). An initial tranche of 38,691 of the February RSUs vested on September 16, 2026.
- F3Each RSU represents the right to receive, at settlement, one share of GHBI's Equity Shares.
- F4The Equity Shares were sold to satisfy the Reporting Person's tax withholding obligations. Represents the Equity Shares sold at a weighted average sale price of $8.08 per share. The Equity Shares were sold in multiple transactions at prices ranging from $8.00 to $8.16. The Reporting Person will provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of Equity Shares sold at each separate price.