Director Elliot Spiro reported multiple securities transactions for fiscal year 2023-2024. Two RSU grants vested: 801 units on October 7, 2023, and 1,338 units on May 28, 2024, both converting to common stock at zero cost.On June 7, 2023, CleanTech Sponsor I LLC transferred significant holdings, including 4,642 shares and 200,000 private warrants to Dumby I L.P., while disposing of 72,084 shares and 4,783,333 private warrants. The private warrants have an exercise price of $11.50 per share.All reported common share quantities reflect adjustments following the 1-for-36 reverse stock split implemented on July 18, 2024. Spiro disclaims beneficial ownership of shares held by Dumby I L.P., except for his pecuniary interest, as his wife serves as General Partner.

Director Elliot Spiro reported multiple securities transactions for fiscal year 2023-2024. Two RSU grants vested: 801 units on October 7, 2023, and 1,338 units on May 28, 2024, both converting to common stock at zero cost.On June 7, 2023, CleanTech Sponsor I LLC transferred significant holdings, including 4,642 shares and 200,000 private warrants to Dumby I L.P., while disposing of 72,084 shares and 4,783,333 private warrants. The private warrants have an exercise price of $11.50 per share.All reported common share quantities reflect adjustments following the 1-for-36 reverse stock split implemented on July 18, 2024. Spiro disclaims beneficial ownership of shares held by Dumby I L.P., except for his pecuniary interest, as his wife serves as General Partner.