Company: GSUI
Filing Date: 2025-12-05
Form Type: S-1
Source: 0001193125-25-309828
Chunk: 158

Company: Grayscale Sui Trust (SUI)
Filing Date: 2025-12-05
Form: S-1
Chunk 158
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 Sponsor does not believe to be the appropriate asset that is held by the Trust. In this event, the Sponsor has full discretion to use a different index provider or calculate the Index Price itself using its best judgment. The Sponsor may, in its sole discretion, select a different index provider, select a different index price provided by the Index Provider, calculate the Index Price by using the cascading set of rules set forth above, or change the cascading set of rules set forth above at any time. The Sponsor will provide notice of any such changes in the Trust’s periodic or current reports and, if the Sponsor makes such a change other than on an ad hoc or temporary basis, will file a proposed rule change with the SEC. Historical SUI Prices As movements in the price of SUI will directly affect the price of the Shares, investors should understand recent movements in the price of SUI. Investors, however, should also be aware that past movements in the SUI price are not indicators of future movements. Movements may be influenced by various factors, including, but not limited to, government regulation, security breaches experienced by service providers, as well as political and economic uncertainties around the world. The following table illustrates the movements in the Index Price of SUI, as reported on the Trust’s principal market, from August 1, 2024 (the commencement of the Trust’s operations) to September 30, 2025. During such period, the price of SUI has ranged from $0.53 to $5.23, with the straight average being $2.95 through September 30, 2025. The Sponsor has not observed a material difference between the Index Price and average prices from the Constituent Trading Platforms individually or as a group.

| Period                                                                            |     | Average |      |     | High        
 Index Price |      |     | Date      |     | Low         
 Index Price |      |     | Date       |     | End of 
 period |      |     | Last     
 business 
 day      |      |
|:----------------------------------------------------------------------------------|:----|:--------|-----:|:----|:------------|-----:|:----|:----------|:----|:------------|-----:|:----|:-----------|:----|:-------|-----:|:----|:---------|-----:|
| August 1, 2024 (the Commencement of the Trust's Operations) to September 30, 2024 |     | $       | 1.02 |