Carlos N. Carillo - Oct 22, 2021 Form 4 Insider Report for SAB Biotherapeutics, Inc. (SABS)

Role: SVP Regulatory Affairs
Signature: /s/ Carlos N Carillo
Stock symbol: SABS
Transactions as of: Oct 22, 2021
Transactions value $: $0
Form type: 4
Date filed: 10/26/2021, 09:53 PM

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
transaction	SABS	Employee Stock Option (right to buy)	Award		+17.7K			17.7K	Oct 22, 2021	Common Stock	17.7K	$1.88	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Pursuant to the Agreement and Plan of Merger, dated June 21, 2021 and as amended August 12, 2021 (the "Business Combination Agreement"), by and among Big Cypress Acquisition Corp. ("BCYP"), Big Cypress Merger Sub Inc., and SAB Biotherapeutics, Inc. ("Old SAB Biotherapeutics"), each security to purchase shares of Old SAB Biotherapeutics common stock issued and outstanding immediately prior to the effective time of the transactions contemplated by the Business Combination Agreement was automatically converted into a security to purchase a number of shares of the Issuer's common stock based on a conversion rate of $10.10. Upon consummation of the business combination, BCYP changed its name to "SAB Biotherapeutics, Inc." ("New SAB Biotherapeutics" or "Issuer").
F2	The option shall vest and become exercisable over a period of 36 months from the Vesting Start Date, May 24, 2021, with 1/3 vesting on the first anniversary of the Vesting Start Date and the remaining balance to vest on a monthy basis for a period of 24 months thereafter, such that the option will be fully vested 36 months from the Vesting Start Date, subject to the reporting person's continuous service with the Issuer on each such date.

Content

Pursuant to the Agreement and Plan of Merger, dated June 21, 2021 and as amended August 12, 2021 (the "Business Combination Agreement"), by and among Big Cypress Acquisition Corp. ("BCYP"), Big Cypress Merger Sub Inc., and SAB Biotherapeutics, Inc. ("Old SAB Biotherapeutics"), each security to purchase shares of Old SAB Biotherapeutics common stock issued and outstanding immediately prior to the effective time of the transactions contemplated by the Business Combination Agreement was automatically converted into a security to purchase a number of shares of the Issuer's common stock based on a conversion rate of $10.10. Upon consummation of the business combination, BCYP changed its name to "SAB Biotherapeutics, Inc." ("New SAB Biotherapeutics" or "Issuer").

The option shall vest and become exercisable over a period of 36 months from the Vesting Start Date, May 24, 2021, with 1/3 vesting on the first anniversary of the Vesting Start Date and the remaining balance to vest on a monthy basis for a period of 24 months thereafter, such that the option will be fully vested 36 months from the Vesting Start Date, subject to the reporting person's continuous service with the Issuer on each such date.