Ian Hodgson - 13 Mar 2025 Form 3 Insider Report for Corbus Pharmaceuticals Holdings, Inc. (CRBP)

Role: Chief Operating Officer
Signature: /s/ Meghan Houghton, attorney-in-fact for Ian Hodgson
Issuer symbol: CRBP
Transactions as of: 13 Mar 2025
Net transactions value: $0
Form type: 3
Filing time: 18 Mar 2025, 16:45:04 UTC
Next filing: 16 Jan 2026
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	CRBP	Common Stock, par value $0.0001 per share						1,234	13 Mar 2025	Direct
holding	CRBP	Common Stock, par value $0.0001 per share						24,743	13 Mar 2025	Direct	F1, F2, F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	CRBP	Stock options (right to buy)							13 Mar 2025	Common Stock	3,333	$3.81	Direct	F4
holding	CRBP	Stock options (right to buy)							13 Mar 2025	Common Stock	1,985	$4.26	Direct	F5
holding	CRBP	Stock options (right to buy)							13 Mar 2025	Common Stock	5,000	$23.10	Direct	F6
holding	CRBP	Stock options (right to buy)							13 Mar 2025	Common Stock	60,000	$9.79	Direct	F7

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On February 13, 2023, the Reporting Person was granted 1,985 restricted stock units ("RSUs"), which will be settled in shares of common stock, par value $0.0001. 25% of the RSUs shall vest on each of the first, second, third and fourth anniversary beginning on February 13, 2024. Notwithstanding the foregoing, upon termination of the Reporting Person's Service by the Company without cause, provided that such termination occurs after the first Vesting Date, then a pro rata portion of the RSUs shall accelerate in an amount equal to the product of (x) the number of RSUs scheduled to vest on the next Vesting Date and (y) a fraction, the numerator of which is the number of completed months of service the Awardee worked since the most recent Vesting Date through the date of Awardees termination of Service and the denominator of which is 12. The RSUs, to the extent not accelerated in accordance with this paragraph shall be forfeited upon such Reporting Person's termination of service.
F2	On February 16, 2024, the Reporting Person was granted 5,000 restricted stock units ("RSUs"), which will be settled in shares of common stock, par value $0.0001. 25% of the RSUs shall vest on each of the first, second, third and fourth anniversary beginning on February 16, 2025. Notwithstanding the foregoing, upon termination of the Reporting Person's Service by the Company without cause, provided that such termination occurs after the first Vesting Date, then a pro rata portion of the RSUs shall accelerate in an amount equal to the product of (x) the number of RSUs scheduled to vest on the next Vesting Date and (y) a fraction, the numerator of which is the number of completed months of service the Awardee worked since the most recent Vesting Date through the date of Awardees termination of Service and the denominator of which is 12. The RSUs, to the extent not accelerated in accordance with this paragraph shall be forfeited upon such Reporting Person's termination of service.
F3	On January 31, 2025, the Reporting Person was granted 20,000 restricted stock units ("RSUs"), which will be settled in shares of common stock, par value $0.0001. 25% of the RSUs shall vest on each of the first, second, third and fourth anniversary beginning on January 31, 2026. Notwithstanding the foregoing, upon termination of the Reporting Person's Service by the Company without cause, provided that such termination occurs after the first Vesting Date, then a pro rata portion of the RSUs shall accelerate in an amount equal to the product of (x) the number of RSUs scheduled to vest on the next Vesting Date and (y) a fraction, the numerator of which is the number of completed months of service the Awardee worked since the most recent Vesting Date through the date of Awardees termination of Service and the denominator of which is 12. The RSUs, to the extent not accelerated in accordance with this paragraph shall be forfeited upon such Reporting Person's termination of service.
F4	An option award was made in accordance with the terms of the issuer's 2014 Equity Compensation Plan. 25% of the option vested on October 10, 2023 with the remaining 75% of the option vesting in equal monthly installments over a period of 36 months commencing on November 10, 2023.
F5	The annual option award was made in accordance with the terms of the issuer's 2014 Equity Compensation Plan. 25% of the option vested on February 13, 2024, with the remaining 75% of the option vesting in equal monthly installments over a period of 36 months commencing on March 13, 2024.
F6	The annual option award was made in accordance with the terms of the issuer's 2014 Equity Compensation Plan. 25% of the option vested on February 16, 2025 with the remaining 75% of the option vesting in equal monthly installments over a period of 36 months commencing on March 16, 2025.
F7	The annual option award was made in accordance with the terms of the issuer's 2024 Equity Compensation Plan. 25% of the option vests on January 31, 2026, with the remaining 75% of the option vesting in equal monthly installments over a period of 36 months commencing on February 28, 2026.