SOLID POWER INC

Ticker: SLDP CUSIP: 83422N105 Class: Common Stock

ROTHSCHILD INVESTMENT LLC's Holding History (CIK: 0000085338)

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

Q4 2025

Shares 710 Value ($000) $3 Avg Close $5.52 Range $3.42 - $8.86

Q3 2025

Shares 710 Value ($000) $2 Avg Close $3.77 Range $2.05 - $5.62

Q2 2025

Shares 710 Value ($000) $2 Avg Close $1.40 Range $0.68 - $2.35

Q1 2025

Shares 1,015 Value ($000) $1 Avg Close $1.37 Range $1.03 - $2.33

Q2 2024

Shares 75 Value ($000) $0 Avg Close $1.73 Range $1.48 - $2.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	710	$3	$5.52	$3.42 - $8.86
Q3 2025	710	$2	$3.77	$2.05 - $5.62
Q2 2025	710	$2	$1.40	$0.68 - $2.35
Q1 2025	1,015	$1	$1.37	$1.03 - $2.33
Q2 2024	75	$0	$1.73	$1.48 - $2.11