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Side-by-side financial comparison of Solid Power, Inc. (SLDP) and Expion360 Inc. (XPON). Click either name above to swap in a different company.

Solid Power, Inc. is the larger business by last-quarter revenue ($3.6M vs $2.2M, roughly 1.6× Expion360 Inc.). On growth, Expion360 Inc. posted the faster year-over-year revenue change (11.8% vs -18.6%). Over the past eight quarters, Expion360 Inc.'s revenue compounded faster (51.1% CAGR vs -21.9%).

Solid Energy was the largest coal mining company in New Zealand and is a state owned enterprise of the New Zealand Government.

Expion360 Inc. is a provider of high-performance lithium iron phosphate (LFP) battery solutions and supporting energy storage products. Its core customer segments cover recreational vehicle owners, marine users, off-grid lifestyle enthusiasts and residential users across the U.S. market, delivering safe, durable and low-carbon energy storage options.

SLDP vs XPON — Head-to-Head

Bigger by revenue
SLDP
SLDP
1.6× larger
SLDP
$3.6M
$2.2M
XPON
Growing faster (revenue YoY)
XPON
XPON
+30.4% gap
XPON
11.8%
-18.6%
SLDP
Faster 2-yr revenue CAGR
XPON
XPON
Annualised
XPON
51.1%
-21.9%
SLDP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
SLDP
SLDP
XPON
XPON
Revenue
$3.6M
$2.2M
Net Profit
$-4.4M
Gross Margin
-14.8%
Operating Margin
-730.1%
-234.4%
Net Margin
-199.9%
Revenue YoY
-18.6%
11.8%
Net Profit YoY
-1663.2%
EPS (diluted)
$-0.15
$-0.45

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
SLDP
SLDP
XPON
XPON
Q4 25
$3.6M
$2.2M
Q3 25
$3.7M
$2.4M
Q2 25
$6.5M
$3.0M
Q1 25
$6.0M
$2.0M
Q4 24
$4.5M
$2.0M
Q3 24
$4.7M
$1.4M
Q2 24
$5.1M
$1.3M
Q1 24
$6.0M
$971.9K
Net Profit
SLDP
SLDP
XPON
XPON
Q4 25
$-4.4M
Q3 25
$-25.9M
$722.8K
Q2 25
$-25.3M
$-1.4M
Q1 25
$-15.2M
$-1.2M
Q4 24
$-251.6K
Q3 24
$-22.4M
$-8.8M
Q2 24
$-22.3M
$-2.2M
Q1 24
$-21.2M
$-2.2M
Gross Margin
SLDP
SLDP
XPON
XPON
Q4 25
-14.8%
Q3 25
22.7%
Q2 25
20.8%
Q1 25
24.5%
Q4 24
22.1%
Q3 24
12.1%
Q2 24
25.5%
Q1 24
22.9%
Operating Margin
SLDP
SLDP
XPON
XPON
Q4 25
-730.1%
-234.4%
Q3 25
-654.4%
-125.4%
Q2 25
-398.9%
-45.2%
Q1 25
-399.4%
-56.0%
Q4 24
-561.1%
-59.5%
Q3 24
-593.2%
-138.7%
Q2 24
-530.8%
-131.4%
Q1 24
-433.1%
-202.4%
Net Margin
SLDP
SLDP
XPON
XPON
Q4 25
-199.9%
Q3 25
-693.1%
30.2%
Q2 25
-390.7%
-45.8%
Q1 25
-251.8%
-56.2%
Q4 24
-12.7%
Q3 24
-482.0%
-634.4%
Q2 24
-438.9%
-173.7%
Q1 24
-356.2%
-225.6%
EPS (diluted)
SLDP
SLDP
XPON
XPON
Q4 25
$-0.15
$-0.45
Q3 25
$-0.14
$0.10
Q2 25
$-0.14
$-0.41
Q1 25
$-0.08
$-0.37
Q4 24
$-0.16
$65.02
Q3 24
$-0.13
$-24.55
Q2 24
$-0.13
$-30.20
Q1 24
$-0.12
$-31.30

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
SLDP
SLDP
XPON
XPON
Cash + ST InvestmentsLiquidity on hand
$250.8M
$3.0M
Total DebtLower is stronger
$197.2K
Stockholders' EquityBook value
$415.7M
$6.5M
Total Assets
$455.1M
$8.1M
Debt / EquityLower = less leverage
0.03×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SLDP
SLDP
XPON
XPON
Q4 25
$250.8M
$3.0M
Q3 25
$251.2M
$4.3M
Q2 25
$230.9M
$684.9K
Q1 25
$240.9M
$1.1M
Q4 24
$118.2M
$547.6K
Q3 24
$132.0M
$3.3M
Q2 24
$140.5M
$902.3K
Q1 24
$146.6M
$2.3M
Total Debt
SLDP
SLDP
XPON
XPON
Q4 25
$197.2K
Q3 25
$205.6K
Q2 25
$213.6K
Q1 25
$221.8K
Q4 24
$230.2K
Q3 24
$239.9K
Q2 24
$247.7K
Q1 24
$255.4K
Stockholders' Equity
SLDP
SLDP
XPON
XPON
Q4 25
$415.7M
$6.5M
Q3 25
$381.2M
$9.0M
Q2 25
$370.6M
$2.1M
Q1 25
$397.1M
$3.2M
Q4 24
$410.3M
$2.5M
Q3 24
$439.4M
$2.5M
Q2 24
$456.8M
$2.5M
Q1 24
$479.4M
$3.7M
Total Assets
SLDP
SLDP
XPON
XPON
Q4 25
$455.1M
$8.1M
Q3 25
$416.1M
$10.7M
Q2 25
$398.0M
$8.6M
Q1 25
$419.4M
$9.2M
Q4 24
$448.3M
$9.1M
Q3 24
$470.9M
$10.1M
Q2 24
$492.6M
$8.8M
Q1 24
$516.2M
$10.0M
Debt / Equity
SLDP
SLDP
XPON
XPON
Q4 25
0.03×
Q3 25
0.02×
Q2 25
0.10×
Q1 25
0.07×
Q4 24
0.09×
Q3 24
0.09×
Q2 24
0.10×
Q1 24
0.07×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
SLDP
SLDP
XPON
XPON
Operating Cash FlowLast quarter
$-18.4M
$-2.4M
Free Cash FlowOCF − Capex
$-23.0M
FCF MarginFCF / Revenue
-633.0%
Capex IntensityCapex / Revenue
126.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-83.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SLDP
SLDP
XPON
XPON
Q4 25
$-18.4M
$-2.4M
Q3 25
$-14.3M
$-2.1M
Q2 25
$-14.4M
$-401.0K
Q1 25
$-26.3M
$-1.2M
Q4 24
$-13.9M
$-2.9M
Q3 24
$-9.9M
$-3.2M
Q2 24
$-11.1M
$-1.7M
Q1 24
$-29.1M
$-1.7M
Free Cash Flow
SLDP
SLDP
XPON
XPON
Q4 25
$-23.0M
Q3 25
$-14.8M
Q2 25
$-17.1M
Q1 25
$-28.6M
Q4 24
$-18.6M
Q3 24
$-12.6M
Q2 24
$-15.5M
Q1 24
$-33.1M
$-1.7M
FCF Margin
SLDP
SLDP
XPON
XPON
Q4 25
-633.0%
Q3 25
-397.6%
Q2 25
-264.2%
Q1 25
-476.1%
Q4 24
-416.5%
Q3 24
-271.5%
Q2 24
-305.8%
Q1 24
-556.3%
-173.1%
Capex Intensity
SLDP
SLDP
XPON
XPON
Q4 25
126.5%
Q3 25
15.3%
Q2 25
41.5%
Q1 25
39.1%
Q4 24
105.5%
Q3 24
59.7%
Q2 24
86.8%
Q1 24
68.1%
1.1%
Cash Conversion
SLDP
SLDP
XPON
XPON
Q4 25
Q3 25
-2.90×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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