Adverum Biotech SEC Filings

Adverum Biotechnologies (ADVM) reports changes in stock option holdings for Chief Development Officer Setareh Seyedkazemi. Following a 1:10 reverse stock split effective March 21, 2024, the company has repriced and restructured several stock option grants.

Key option modifications include:

• 42,500 shares: Exercise price reduced from $17.30 to $10.14, expiring January 2032
• 8,500 shares: Exercise price reduced from $12.90 to $10.14, expiring March 2032
• 40,000 shares: Exercise price reduced from $19.90 to $10.14, expiring February 2034

The adjustments maintain original vesting schedules: 25% first-year cliff followed by monthly vesting for most grants, with one grant vesting monthly over two years from August 2023. These modifications appear aimed at maintaining incentive value following the reverse split, with all options repriced to $10.14 per share.

Linda M. Rubinstein, Chief Financial Officer of Adverum Biotechnologies (ADVM), reported modifications to stock options following the company's reverse stock split effective March 21, 2024. The reverse split combined every ten shares into one share, with corresponding adjustments to stock options.

Key transactions on June 17, 2025:

• Cancellation and replacement of 85,000 stock options originally granted on August 3, 2023, with exercise price adjusted from $21 to $10.14
• Cancellation and replacement of 35,000 stock options originally granted on February 12, 2024, with exercise price adjusted from $19.90 to $10.14

The vesting schedules remain unchanged: the first grant vests 25% after six months with monthly vesting thereafter until August 3, 2026, while the second grant vests 25% after one year with monthly vesting until February 12, 2028, subject to continued service.

Adverum Biotechnologies (ADVM) reported changes in stock option holdings for Chief Medical Officer Rabia Gurses Ozden on June 17, 2025. The transactions involved the amendment of existing stock options following the company's March 21, 2024 reverse stock split (10:1 ratio).

Key modifications include:

• Cancellation and replacement of 8,000 fully vested options originally granted March 17, 2022, with exercise price adjusted from $13.50 to $10.14
• Cancellation and replacement of 4,000 fully vested options originally granted June 9, 2023, with exercise price adjusted from $15.60 to $10.14

These amendments represent a repricing of executive stock options to align with current market conditions, maintaining the same number of shares (adjusted for the reverse split) but at a more favorable exercise price. The total holdings after transactions amount to 12,000 directly owned stock options.

Laurent Fischer, CEO, President and Director of Adverum Biotechnologies (NASDAQ: ADVM), reported significant modifications to stock options on June 17, 2025. The transactions involved the repricing of multiple stock option grants to a new exercise price of $10.14 per share.

Key details of the option modifications:

• Total of 564,418 options were repriced across 8 different grants
• Original exercise prices ranged from $10.90 to $237.00
• All options were converted to the new strike price of $10.14
• Various vesting schedules remain unchanged, with dates ranging from 2030 to 2034

This filing follows a 1-for-10 reverse stock split effective March 21, 2024, where all share counts and exercise prices were adjusted accordingly. The repricing appears aimed at maintaining executive incentives following stock price changes, with no change to the number of underlying shares or vesting terms.

Form 4 filing reveals that Szilard Kiss, Director at Adverum Biotechnologies (ADVM), was granted stock options on June 17, 2025. Key details:

• Received 10,450 stock options to purchase common stock at an exercise price of $2.32 per share
• Options will vest on the earlier of June 17, 2026 or the 2026 annual stockholder meeting
• Options expire on June 16, 2035
• Vesting is subject to continued service and includes accelerated vesting provision upon change of control

This grant appears to be part of the company's director compensation program. The filing was submitted by attorney-in-fact Aneta Fergson on June 20, 2025.

Adverum Biotechnologies (ADVM) director James Paul Scopa received a stock option grant on June 17, 2025. The key details of this Form 4 filing include:

• Granted 10,450 stock options to purchase common stock at an exercise price of $2.32 per share
• Options will vest on the earlier of June 17, 2026 or the 2026 annual stockholder meeting
• Options expire on June 16, 2035
• Vesting is subject to continued service and includes accelerated vesting provisions in case of a change of control

This grant appears to be part of the company's regular director compensation program. The filing was signed by Aneta Fergson as attorney-in-fact on June 20, 2025.

Adverum Biotechnologies (ADVM) director Scott M. Whitcup received a stock option grant for 10,450 shares of common stock on June 17, 2025. The options were granted with an exercise price of $2.32 per share.

Key terms of the stock option grant:

• Expiration date: June 16, 2035
• Vesting schedule: Full vesting on the earlier of June 17, 2026, or the 2026 annual stockholder meeting
• Special provisions include accelerated vesting upon a change of control
• Continued service requirement through the vesting date

This Form 4 filing, submitted by attorney-in-fact Aneta Fergson on June 20, 2025, represents a standard director compensation equity grant, demonstrating ongoing alignment between board member and shareholder interests.

Adverum Biotechnologies (ADVM) reported a Form 4 filing disclosing insider trading activity by Director Reed Vaughn Tuckson on June 17, 2025. The transaction involved the acquisition of derivative securities in the form of stock options.

Key transaction details:

• Acquired 10,450 stock options to purchase common stock
• Exercise price set at $2.32 per share
• Options expire on June 16, 2035
• Vesting occurs on the earlier of June 17, 2026 or the 2026 annual meeting

The stock options include provisions for accelerated vesting upon a change of control, contingent upon the director's continued service with the company. This grant appears to be part of the company's director compensation program.

Form 4 filing reveals that Dawn Svoronos, Director at Adverum Biotechnologies (ADVM), was granted stock options on June 17, 2025. Key details of the transaction:

• Received 10,450 stock options to purchase common stock
• Exercise price set at $2.32 per share
• Options will vest on the earlier of June 17, 2026 or the 2026 annual stockholders meeting
• Options expire on June 16, 2035
• Vesting is subject to continued service and includes accelerated vesting provision upon change of control

This grant appears to be part of the company's director compensation program. The transaction was reported through an attorney-in-fact on June 20, 2025, within the required SEC filing window.