On January 16, 2026, the Company, R01 Fund LP ("R01") and Framework entered into a securities purchase agreement (the "Securities Purchase Agreement"), pursuant to which R01 and Framework purchased pre-funded warrants exercisable for shares of Common Stock (the "January 2026 Pre-Funded Warrants") for a purchase price of $0.17 per share of underlying Common Stock. The January 2026 Pre-Funded Warrants are not exercisable until six months after issuance; accordingly, the shares underlying such warrants are not deemed beneficially owned by the Reporting Persons for purposes of this Statement under Rule 13d-3 and are excluded from the ownership percentages reported herein. The 2026 Pre-Funded Warrants vest on a tiered basis, with 20% of the 2026 Pre-Funded Warrants becoming exercisable 6 months after execution of the Securities Purchase Agreement, 30% of the 2026 Pre-Funded Warrants becoming exercisable 9 months after execution of the Securities Purchase Agreement and the remaining 50% of the 2026 Pre-Funded Warrants becoming exercisable 12 months after execution of the Securities Purchase Agreement, each subject to receipt of stockholder approval. In connection with the same transaction, the Company and certain purchasers, including Framework, entered into an investors' rights agreement (the "Investors' Rights Agreement") that, among other things, provides Framework: (1) customary demand rights for their shares of Common Stock underlying the January 2026 Pre-Funded Warrants, (2) customary piggyback registration rights and (3) nomination rights to appoint one director to the Board.

The Reporting Persons beneficially own an aggregate of 56,806,080 shares of Common Stock (the "Subject Shares"). The Subject Shares represent approximately 45.0% of the outstanding shares of Common Stock, based on the aggregate of 126,173,650 shares of Common Stock outstanding as of January 16, 2026.

1. Sole power to vote or direct vote: 0.00 2. Shared power to vote or direct vote: 56,806,080 shares of Common Stock 3. Sole power to dispose or direct the disposition: 0.00 4. Shared power to dispose or direct the disposition: 56,806,080 shares of Common Stock

Except as described in this Schedule 13D, none of the Reporting Persons have effected any transaction in the shares of Common Stock during the past 60 days.

No person other than the Reporting Persons is known to have the right to receive, or the power to direct the receipt of dividends from, or proceeds from the sale of, the Subject Shares.

Not applicable.

As described in Item 4 above, on January 16, 2026, the Company, R01 and Framework entered into the Securities Purchase Agreement and the Investors' Rights Agreement. The descriptions of the Securities Purchase Agreement and the Investors' Rights Agreement above do not purport to be complete and are qualified in their entirety by reference to the Securities Purchase Agreement and the Investors' Rights Agreement, which are filed as exhibits to this Amendment No. 2 to Schedule 13D, and are incorporated by reference herein.

Exhibit 99.1: Form of Pre-Funded Warrant (incorporated by reference to the Company's current report on Form 8-K filed on January 16, 2026). Exhibit 99.2: Investors' Rights Agreement (incorporated by reference to the Company's current report on Form 8-K filed on January 16, 2026).