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

AmpliTech Group, Inc. is the larger business by last-quarter revenue ($4.5M vs $3.6M, roughly 1.2× Solid Power, Inc.). On growth, AmpliTech Group, Inc. posted the faster year-over-year revenue change (141.6% vs -18.6%). AmpliTech Group, Inc. produced more free cash flow last quarter ($-3.5M vs $-23.0M). Over the past eight quarters, AmpliTech Group, Inc.'s revenue compounded faster (39.7% CAGR vs -21.9%).

Ampli Energy is a South African company providing a renewable energy trading platform that uses a wheeling process to deliver green energy to consumers.

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

AMPG vs SLDP — Head-to-Head

Bigger by revenue
AMPG
AMPG
1.2× larger
AMPG
$4.5M
$3.6M
SLDP
Growing faster (revenue YoY)
AMPG
AMPG
+160.2% gap
AMPG
141.6%
-18.6%
SLDP
More free cash flow
AMPG
AMPG
$19.5M more FCF
AMPG
$-3.5M
$-23.0M
SLDP
Faster 2-yr revenue CAGR
AMPG
AMPG
Annualised
AMPG
39.7%
-21.9%
SLDP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMPG
AMPG
SLDP
SLDP
Revenue
$4.5M
$3.6M
Net Profit
$-3.2M
Gross Margin
22.8%
Operating Margin
-73.3%
-730.1%
Net Margin
-71.6%
Revenue YoY
141.6%
-18.6%
Net Profit YoY
16.1%
EPS (diluted)
$-0.14
$-0.15

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
AMPG
AMPG
SLDP
SLDP
Q4 25
$4.5M
$3.6M
Q3 25
$6.1M
$3.7M
Q2 25
$11.0M
$6.5M
Q1 25
$3.6M
$6.0M
Q4 24
$1.9M
$4.5M
Q3 24
$2.8M
$4.7M
Q2 24
$2.5M
$5.1M
Q1 24
$2.3M
$6.0M
Net Profit
AMPG
AMPG
SLDP
SLDP
Q4 25
$-3.2M
Q3 25
$-188.4K
$-25.9M
Q2 25
$-1.8M
$-25.3M
Q1 25
$-1.8M
$-15.2M
Q4 24
$-3.8M
Q3 24
$-1.2M
$-22.4M
Q2 24
$-1.6M
$-22.3M
Q1 24
$-4.7M
$-21.2M
Gross Margin
AMPG
AMPG
SLDP
SLDP
Q4 25
22.8%
Q3 25
48.6%
Q2 25
7.8%
Q1 25
33.0%
Q4 24
10.7%
Q3 24
47.6%
Q2 24
41.8%
Q1 24
38.5%
Operating Margin
AMPG
AMPG
SLDP
SLDP
Q4 25
-73.3%
-730.1%
Q3 25
-3.6%
-654.4%
Q2 25
-17.5%
-398.9%
Q1 25
-52.5%
-399.4%
Q4 24
-234.5%
-561.1%
Q3 24
-38.4%
-593.2%
Q2 24
-62.0%
-530.8%
Q1 24
-62.3%
-433.1%
Net Margin
AMPG
AMPG
SLDP
SLDP
Q4 25
-71.6%
Q3 25
-3.1%
-693.1%
Q2 25
-16.1%
-390.7%
Q1 25
-51.1%
-251.8%
Q4 24
-206.2%
Q3 24
-42.0%
-482.0%
Q2 24
-62.4%
-438.9%
Q1 24
-203.0%
-356.2%
EPS (diluted)
AMPG
AMPG
SLDP
SLDP
Q4 25
$-0.14
$-0.15
Q3 25
$-0.01
$-0.14
Q2 25
$-0.09
$-0.14
Q1 25
$-0.09
$-0.08
Q4 24
$-0.28
$-0.16
Q3 24
$-0.12
$-0.13
Q2 24
$-0.16
$-0.13
Q1 24
$-0.48
$-0.12

Balance Sheet & Financial Strength

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

Metric
AMPG
AMPG
SLDP
SLDP
Cash + ST InvestmentsLiquidity on hand
$5.0M
$250.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$32.9M
$415.7M
Total Assets
$51.5M
$455.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPG
AMPG
SLDP
SLDP
Q4 25
$5.0M
$250.8M
Q3 25
$8.4M
$251.2M
Q2 25
$11.1M
$230.9M
Q1 25
$16.9M
$240.9M
Q4 24
$19.3M
$118.2M
Q3 24
$1.1M
$132.0M
Q2 24
$1.0M
$140.5M
Q1 24
$2.4M
$146.6M
Total Debt
AMPG
AMPG
SLDP
SLDP
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$1.1M
Q2 24
$36.4K
Q1 24
$63.2K
Stockholders' Equity
AMPG
AMPG
SLDP
SLDP
Q4 25
$32.9M
$415.7M
Q3 25
$35.8M
$381.2M
Q2 25
$35.8M
$370.6M
Q1 25
$35.8M
$397.1M
Q4 24
$37.5M
$410.3M
Q3 24
$20.4M
$439.4M
Q2 24
$20.7M
$456.8M
Q1 24
$22.2M
$479.4M
Total Assets
AMPG
AMPG
SLDP
SLDP
Q4 25
$51.5M
$455.1M
Q3 25
$47.2M
$416.1M
Q2 25
$48.6M
$398.0M
Q1 25
$42.1M
$419.4M
Q4 24
$43.2M
$448.3M
Q3 24
$27.5M
$470.9M
Q2 24
$25.4M
$492.6M
Q1 24
$26.9M
$516.2M
Debt / Equity
AMPG
AMPG
SLDP
SLDP
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
0.06×
Q2 24
0.00×
Q1 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
AMPG
AMPG
SLDP
SLDP
Operating Cash FlowLast quarter
$-3.4M
$-18.4M
Free Cash FlowOCF − Capex
$-3.5M
$-23.0M
FCF MarginFCF / Revenue
-78.4%
-633.0%
Capex IntensityCapex / Revenue
1.9%
126.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-9.7M
$-83.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPG
AMPG
SLDP
SLDP
Q4 25
$-3.4M
$-18.4M
Q3 25
$-999.4K
$-14.3M
Q2 25
$-2.3M
$-14.4M
Q1 25
$-2.0M
$-26.3M
Q4 24
$-1.2M
$-13.9M
Q3 24
$-1.7M
$-9.9M
Q2 24
$-1.3M
$-11.1M
Q1 24
$-1.1M
$-29.1M
Free Cash Flow
AMPG
AMPG
SLDP
SLDP
Q4 25
$-3.5M
$-23.0M
Q3 25
$-1.4M
$-14.8M
Q2 25
$-2.4M
$-17.1M
Q1 25
$-2.4M
$-28.6M
Q4 24
$-1.2M
$-18.6M
Q3 24
$-1.7M
$-12.6M
Q2 24
$-1.3M
$-15.5M
Q1 24
$-1.1M
$-33.1M
FCF Margin
AMPG
AMPG
SLDP
SLDP
Q4 25
-78.4%
-633.0%
Q3 25
-23.7%
-397.6%
Q2 25
-21.6%
-264.2%
Q1 25
-65.8%
-476.1%
Q4 24
-63.9%
-416.5%
Q3 24
-61.6%
-271.5%
Q2 24
-52.7%
-305.8%
Q1 24
-47.0%
-556.3%
Capex Intensity
AMPG
AMPG
SLDP
SLDP
Q4 25
1.9%
126.5%
Q3 25
7.3%
15.3%
Q2 25
1.1%
41.5%
Q1 25
10.0%
39.1%
Q4 24
0.9%
105.5%
Q3 24
0.4%
59.7%
Q2 24
0.5%
86.8%
Q1 24
0.1%
68.1%

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMPG
AMPG

Other$2.7M60%
Distribution$1.8M40%

SLDP
SLDP

Segment breakdown not available.

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