Solid Power, Inc. — Director's Dealing 2021

Dec 9, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Decarbonization Plus Acquisition Corp III (SLDP)
CIK: 0001844862
Period of Report: 2021-12-08

Reporting Person: Jansen David B (Director, President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-12-08	Common Stock	A	795495	—	Acquired	795495	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-12-08	Stock Option (Right to Buy)	$0.03	A	1590990	Acquired	2027-02-01	Common Stock (1590990)	Direct
2021-12-08	Stock Option (Right to Buy)	$5.02	A	1272791	Acquired	2031-08-03	Common Stock (1272791)	Direct

Footnotes

F1: Reflects shares of Common Stock, par value $0.0001, of the Issuer acquired upon the completion of the merger (the "Merger") pursuant to the as amended Business Combination Agreement and Plan of Reorganization, by and among the Issuer, a wholly owned subsidiary of the Issuer, and Solid Power, Inc. ("Solid Power"). At the effective time of the Merger (the "Effective Time"), each share of Solid Power common stock issued and outstanding immediately prior to the Effective Time was canceled and converted into the right to receive the number of shares of Common Stock of the Issuer equal to an exchange ratio calculated at closing (the "Exchange Ratio").

F2: In connection with the Merger, at the Effective Time, each share of Solid Power common stock issued and outstanding immediately prior to the Effective Time was canceled and converted into the right to receive the number of shares of Common Stock of the Issuer equal to the Exchange Ratio.

F3: At the Effective Time, each Solid Power option was converted into an option to purchase a number of shares of Common Stock of the Issuer, equal to the product (rounded down to the nearest whole number) of (x) the number of shares of Solid Power Common Stock subject to such Solid Power Option immediately prior to the Effective Time and (y) the Exchange Ratio, at an exercise price per share (rounded up to the nearest whole cent) equal to (A) the exercise price per share of such Solid Power Option immediately prior to the Effective Time divided by (B) the Exchange Ratio.

F4: 25% of the shares issuable upon exercise of the option will vest on August 3, 2022, and 1/36 of the remaining shares issuable upon exercise of the option will vest monthly thereafter.