Organization	3 Months Ended
Mar. 31, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization	Note 1: Organization Fidelity Solana Fund (the “Trust”) is a Delaware Statutory Trust that was formed on March 20, 2025, pursuant to the Delaware Statutory Trust Act. The Trust issues common units of beneficial interest (“Shares”), which represent units of fractional undivided beneficial interest in and ownership of the Trust. The Trust’s investment objective is to seek to track the performance of solana (“SOL”), as measured by the performance of the Fidelity Solana Reference Rate (the “Index”), adjusted for the Trust’s expenses and other liabilities, plus an amount based on the staking rewards associated with SOL. The Index is designed to reflect the performance of SOL in United States (“US”) dollars. The Trust is sponsored by FD Funds Management LLC (the “Sponsor”), a wholly-owned subsidiary of FMR LLC. CSC Delaware Trust Company is the trustee of the Trust (the “Trustee”). The Trust will operate pursuant to a Trust Agreement, as amended and/or restated from time to time (the “Trust Agreement”). Pursuant to its investment objective, the Sponsor utilizes the services of the custodians to stake, or cause to be staked, all of the Trust’s SOL with one or more node operators, except for SOL reserved by the Sponsor in its sole discretion to facilitate foreseeable redemption transactions, pay Trust expenses, protect the Trust and its assets, and comply with its Liquidity Program. The Trust will operate pursuant to a Trust Agreement, as amended or restated from time to time (the “Trust Agreement”). The Trust is passively managed. The Shareholders of the Trust do not have control or involvement in the management of the Trust. Prior to September 24, 2025, the Trust had no operations other than matters relating to the sale and issuance of one share of the Trust to FMR Capital, Inc. (the “Seed Capital Investor”), an affiliate of the Sponsor, for an aggregate purchase price of $25 on September 10, 2025. On September 24, 2025, the seed share was redeemed for cash and the Seed Capital Investor purchased 200,000 Shares at a per-Share price of $25 (the “Seed Baskets”). On September 24, 2025, the Trust purchased 23,402 SOL with the proceeds of the Seed Baskets. On November 17, 2025, the Trust’s registration statement became effective and the Trust commenced operations. On November 18, 2025, Shares of the Trust commenced trading on NYSE Arca, Inc. (the “Exchange”).

Organization

3 Months Ended

Mar. 31, 2026

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Note 1: Organization

Fidelity Solana Fund (the “Trust”) is a Delaware Statutory Trust that was formed on March 20, 2025, pursuant to the Delaware Statutory Trust Act. The Trust issues common units of beneficial interest (“Shares”), which represent units of fractional undivided beneficial interest in and ownership of the Trust. The Trust’s investment objective is to seek to track the performance of solana (“SOL”), as measured by the performance of the Fidelity Solana Reference Rate (the “Index”), adjusted for the Trust’s expenses and other liabilities, plus an amount based on the staking rewards associated with SOL. The Index is designed to reflect the performance of SOL in United States (“US”) dollars. The Trust is sponsored by FD Funds Management LLC (the “Sponsor”), a wholly-owned subsidiary of FMR LLC. CSC Delaware Trust Company is the trustee of the Trust (the “Trustee”). The Trust will operate pursuant to a Trust Agreement, as amended and/or restated from time to time (the “Trust Agreement”).

Pursuant to its investment objective, the Sponsor utilizes the services of the custodians to stake, or cause to be staked, all of the Trust’s SOL with one or more node operators, except for SOL reserved by the Sponsor in its sole discretion to facilitate foreseeable redemption transactions, pay Trust expenses, protect the Trust and its assets, and comply with its Liquidity Program. The Trust will operate pursuant to a Trust Agreement, as amended or restated from time to time (the “Trust Agreement”). The Trust is passively managed. The Shareholders of the Trust do not have control or involvement in the management of the Trust.

Prior to September 24, 2025, the Trust had no operations other than matters relating to the sale and issuance of one share of the Trust to FMR Capital, Inc. (the “Seed Capital Investor”), an affiliate of the Sponsor, for an aggregate purchase price of $25 on September 10, 2025. On September 24, 2025, the seed share was redeemed for cash and the Seed Capital Investor purchased 200,000 Shares at a per-Share price of $25 (the “Seed Baskets”). On September 24, 2025, the Trust purchased 23,402 SOL with the proceeds of the Seed Baskets. On November 17, 2025, the Trust’s registration statement became effective and the Trust commenced operations. On November 18, 2025, Shares of the Trust commenced trading on NYSE Arca, Inc. (the “Exchange”).