SOLID POWER INC

BlackRock Inc 5.04

Vanguard Group Inc 4.72

Bank of America Corp 2.94

D. E. Shaw & Co LP 2.67

Vanguard Total Stock Mkt Idx Inv 2.31

Riverstone Holdings LLC 2.13

Geode Capital Management, LLC 1.74

iShares Russell 2000 ETF 1.69

The Goldman Sachs Group Inc 1.63

State Street Corp 1.47

Jane Street Group LLC 1.13

Amvescap Plc. 0.97

Nuveen, LLC 0.91

Invesco WilderHill Clean Energy ETF 0.88

Dimensional Fund Advisors, Inc. 0.88

Vanguard Institutional Extnd Mkt Idx Tr 0.87

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.83

Fidelity Small Cap Index 0.69

Connor Clark & Lunn Inv Mgmt Ltd 0.65

Charles Schwab Investment Management Inc 0.64

Nuveen Quant Small Cap Equity R6 0.64

Northern Trust Corp 0.55

iShares Russell 2000 Value ETF 0.54

Citadel Advisors Llc 0.49

WisdomTree Battery Solutions ETF USD Acc 0.43

LUX IM - Future Efficiency DXBL 0.43

Fidelity Extended Market Index 0.42

State St Russell Sm/Mid Cp® Indx SL Cl I 0.40

Counterpoint Quantitative Equity ETF 0.40

Schwab US Small-Cap ETF™ 0.39

Morgan Stanley - Brokerage Accounts 0.38

Vanguard Russell 2000 ETF 0.33

Counterpoint Mutual Funds, LLC 0.31

Vanguard Consumer Discretionary ETF 0.29

Dimensional US Small Cap ETF 0.29

Goldman Sachs Small Cp Val Insghts Instl 0.25

State St Russell Sm Cap® Indx SL Cl I 0.24

DFA US Small Cap I 0.24

FourWorld Capital Management LLC 0.22

Blackrock Extended Mkt Fund CF 0.22