The ATG acquisition date fair value of the consideration transferred for ATG was approximately $1,915,708 which consisted of stock consideration. The stock consideration transferred comprised 50,873,075 shares of the Company’s Series preferred stock and 116,173,646 shares of the Company’s common stock. The preferred stock was valued referencing a subsequent purchase of the Company’s redeemable convertible preferred stock. The common stock was valued based on the fair value as of January 19, 2021, as determined by a third-party valuation expert using an Option Pricing Method model.

The sole identifiable intangible asset acquired in the ATG acquisition was research and development (IPR&D) and has an indefinite useful life as of the date of the acquisition. The fair value of the IPR&D intangible asset was determined through a replacement cost approach, which identifies the costs that would be necessary to recreate the asset if the Company were to internally develop the acquired technology. Significant unobservable inputs include overhead costs, profit margin, opportunity cost, and obsolescence. Our estimate of the fair value is preliminary and subject to change.

Separately, the Company recognized $7,873 in compensation expense for severance payments by the former parent of ATG. This amount was allocated from total equity consideration transferred.

3,7892,1451,644

The stock consideration transferred comprised 2,793,699 shares of the Company’s common stock including 182,449 shares of restricted stock granted. The restricted stock awards (RSAs) were valued based on the March 5, 2021 fair value, as determined by a third party valuation expert using an Option Pricing Method model, and the estimated fair value of the stock options assumed by the Company was determined using the Black-Scholes option pricing model. The RSAs vest monthly over a period starting on the vesting commencement date and expire once the holder ceases to be a service provider of the Company.

The sole identifiable intangible asset acquired in the OURS acquisition was research and development (IPR&D) and has an indefinite useful life as of the date of the acquisition. The fair value of the IPR&D intangible asset was determined through a replacement cost approach, which identifies the costs that

options assumed, based on the service period related to the period prior to the acquisition date, $692 was allocated to the purchase price, and $845 relating to post-acquisition services which will be recorded as operating expenses over the remaining requisite service periods. The stock consideration transferred comprised 2,300,690 shares of the Company’s Series B preferred stock, 2,557,518 shares of the Company’s Series preferred stock, and 1,835,678 shares of the Company’s common stock. The preferred stock and restricted stock awards (RSAs) were valued based on the August 26, 2019 fair value, as determined by a third party valuation expert using an Option Pricing Method model, and the estimated fair value of the stock options assumed by the Company was determined using the Black-Scholes option pricing model. The RSAs vest monthly over a period starting on the vesting commencement date and expire once the holder ceases to be a service provider of the Company. The weighted average vesting term for these RSAs was 1.1 years.

The sole identifiable intangible asset acquired in the Blackmore acquisition was research and development (IPR&D) and has an indefinite useful life as of the date of the acquisition. The fair value of the IPR&D intangible asset was determined through a replacement cost approach, which identifies the costs that would be necessary to recreate the asset if the Company were to internally develop the acquired technology.