Tu William 4

4 · Glass House Brands Inc. · Filed May 26, 2026

AI-generated summary of this filing

Updated May 26, 2026

Glass House Brands (GLASF) SVP Tu William Sells 18,747 Shares

What Happened

Tu William, Senior Vice President and Corporate Controller of Glass House Brands Inc. (GLASF), disposed of a total of 18,747 Equity Shares in multiple transactions between May 22 and May 26, 2026.
Transactions: 2,910 shares withheld/sold to cover tax liability at a weighted avg price of $10.29 for $29,944; 10,414 shares sold on the open market at a weighted avg price of $10.19 for $106,119; and 5,423 shares sold on the open market at $10.48 for $56,833. Total proceeds ≈ $192,896.
These were sales/disposals (not purchases or new grants).

Key Details

Dates and prices:
- 2026-05-22: 2,910 shares (F - tax withholding) — weighted avg $10.29; price range $10.25–$10.33 (F2).
- 2026-05-22: 10,414 shares (S - open market sale) — weighted avg $10.19; price range $10.14–$10.22 (F3).
- 2026-05-26: 5,423 shares (S - open market sale) — $10.48.
Total shares sold: 18,747; total proceeds ≈ $192,896.
Footnotes: F2/F3 explain the sales were executed in multiple transactions at the listed price ranges; F2 indicates shares were withheld/sold specifically to satisfy tax liability.
Shares owned after the transactions: not disclosed in the information provided.
Filing: Form 4 filed on 2026-05-26; based on trade dates shown, the filing appears timely.

Context

The 2,910-share disposal labeled “F” reflects shares withheld/sold to cover tax obligations (common after option exercises or vesting) — effectively a cashless/tax-withholding action rather than a separate market-sell decision.
The remaining sales were open-market dispositions. Sales by officers are common and may be routine liquidity or tax-driven; they do not, by themselves, indicate company performance or insider sentiment.

Form 4

Period: 2026-05-22

SVP, Corporate Controller

Transactions

Tax Payment
Equity Shares
[F1][F2]
2026-05-22$10.29/sh−2,910$29,944→ 15,837 total
Sale
Equity Shares
[F1][F3]
2026-05-22$10.19/sh−10,414$106,119→ 5,423 total
Sale
Equity Shares
[F1]
2026-05-26$10.48/sh−5,423$56,833→ 0 total

Footnotes (3)

[F1]The Subordinate Voting Shares, Restricted Voting Shares, and/or Limited Voting Shares of Glass House Brands Inc. ("GHBI") (collectively, the "Equity Shares").
[F2]The Equity Shares being withheld in order to pay tax liability. Represents the Equity Shares sold at a weighted average sale price of $10.29 per share. The Equity Shares were sold in multiple transactions at prices ranging from $10.25 to $10.33. 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.
[F3]Represents the Equity Shares sold at a weighted average sale price of $10.19 per share. The Equity Shares were sold in multiple transactions at prices ranging from $10.14 to $10.22. 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.

Signature

/s/ Benjamin Vega, Attorney-in-Fact for William Tu|2026-05-26

1 file