SOLID POWER INC

Ticker: SLDP CUSIP: 83422N105 Class: Common Stock

Pinnacle Wealth Planning Services, Inc.'s Holding History (CIK: 0001726752)

Note: Option positions (PUT/CALL) are excluded.

Q1 2023

Shares 37,442 Value ($000) $113 Avg Close $3.02 Range $1.95 - $3.86

Q4 2022

Shares 41,285 Value ($000) $105 Avg Close $4.27 Range $2.15 - $6.05

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	37,442	$113	$3.02	$1.95 - $3.86
Q4 2022	41,285	$105	$4.27	$2.15 - $6.05