vs

Side-by-side financial comparison of FutureFuel Corp. (FF) and TERAWULF INC. (WULF). Click either name above to swap in a different company.

TERAWULF INC. is the larger business by last-quarter revenue ($26.1M vs $19.8M, roughly 1.3× FutureFuel Corp.). FutureFuel Corp. runs the higher net margin — -60.5% vs -484.2%, a 423.7% gap on every dollar of revenue. On growth, TERAWULF INC. posted the faster year-over-year revenue change (-25.3% vs -67.7%). FutureFuel Corp. produced more free cash flow last quarter ($-29.9M vs $-1.2B). Over the past eight quarters, TERAWULF INC.'s revenue compounded faster (-21.5% CAGR vs -41.7%).

FutureFuel Corporation is a developer and producer of chemicals and biofuels. It is listed on the New York Stock Exchange, with symbol FF.

TeraWulf Inc. is an American bitcoin mining company. Founded in 2021 and publicly listed on Nasdaq under the ticker WULF, it operates mining facilities in New York and Pennsylvania.

FF vs WULF — Head-to-Head

Bigger by revenue
WULF
WULF
1.3× larger
WULF
$26.1M
$19.8M
FF
Growing faster (revenue YoY)
WULF
WULF
+42.5% gap
WULF
-25.3%
-67.7%
FF
Higher net margin
FF
FF
423.7% more per $
FF
-60.5%
-484.2%
WULF
More free cash flow
FF
FF
$1.2B more FCF
FF
$-29.9M
$-1.2B
WULF
Faster 2-yr revenue CAGR
WULF
WULF
Annualised
WULF
-21.5%
-41.7%
FF

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FF
FF
WULF
WULF
Revenue
$19.8M
$26.1M
Net Profit
$-12.0M
$-126.6M
Gross Margin
-46.7%
27.7%
Operating Margin
-62.9%
-330.2%
Net Margin
-60.5%
-484.2%
Revenue YoY
-67.7%
-25.3%
Net Profit YoY
-529.4%
-333.5%
EPS (diluted)
$-0.28
$-0.32

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
FF
FF
WULF
WULF
Q4 25
$19.8M
$26.1M
Q3 25
$22.7M
$50.6M
Q2 25
$35.7M
$47.6M
Q1 25
$17.5M
$34.4M
Q4 24
$61.5M
$35.0M
Q3 24
$51.1M
$27.1M
Q2 24
$72.4M
$35.6M
Q1 24
$58.3M
$42.4M
Net Profit
FF
FF
WULF
WULF
Q4 25
$-12.0M
$-126.6M
Q3 25
$-9.3M
$-455.1M
Q2 25
$-10.4M
$-18.4M
Q1 25
$-17.6M
$-61.4M
Q4 24
$2.8M
$-29.2M
Q3 24
$-1.2M
$-22.7M
Q2 24
$9.6M
$-10.9M
Q1 24
$4.3M
$-9.6M
Gross Margin
FF
FF
WULF
WULF
Q4 25
-46.7%
27.7%
Q3 25
-30.1%
57.2%
Q2 25
-24.6%
53.6%
Q1 25
-83.0%
28.6%
Q4 24
9.1%
26.6%
Q3 24
0.7%
40.0%
Q2 24
12.0%
60.9%
Q1 24
8.6%
66.0%
Operating Margin
FF
FF
WULF
WULF
Q4 25
-62.9%
-330.2%
Q3 25
-42.9%
-48.8%
Q2 25
-33.4%
-32.7%
Q1 25
-107.4%
-173.3%
Q4 24
2.6%
-147.0%
Q3 24
-5.6%
-58.1%
Q2 24
7.5%
-19.0%
Q1 24
3.8%
-5.5%
Net Margin
FF
FF
WULF
WULF
Q4 25
-60.5%
-484.2%
Q3 25
-41.1%
-899.7%
Q2 25
-29.2%
-38.6%
Q1 25
-100.6%
-178.5%
Q4 24
4.5%
-83.5%
Q3 24
-2.3%
-84.0%
Q2 24
13.2%
-30.6%
Q1 24
7.4%
-22.7%
EPS (diluted)
FF
FF
WULF
WULF
Q4 25
$-0.28
$-0.32
Q3 25
$-0.21
$-1.13
Q2 25
$-0.24
$-0.05
Q1 25
$-0.40
$-0.16
Q4 24
$0.06
$-0.09
Q3 24
$-0.03
$-0.06
Q2 24
$0.22
$-0.03
Q1 24
$0.10
$-0.03

Balance Sheet & Financial Strength

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

Metric
FF
FF
WULF
WULF
Cash + ST InvestmentsLiquidity on hand
$51.3M
$3.3B
Total DebtLower is stronger
$3.1B
Stockholders' EquityBook value
$154.7M
$140.4M
Total Assets
$192.2M
$6.6B
Debt / EquityLower = less leverage
22.06×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FF
FF
WULF
WULF
Q4 25
$51.3M
$3.3B
Q3 25
$85.6M
$711.3M
Q2 25
$95.2M
$90.0M
Q1 25
$97.1M
$218.2M
Q4 24
$109.5M
$274.1M
Q3 24
$133.4M
$23.9M
Q2 24
$115.1M
$104.1M
Q1 24
$201.1M
$45.8M
Total Debt
FF
FF
WULF
WULF
Q4 25
$3.1B
Q3 25
Q2 25
Q1 25
Q4 24
$0
Q3 24
$0
Q2 24
$72.3M
Q1 24
$99.4M
Stockholders' Equity
FF
FF
WULF
WULF
Q4 25
$154.7M
$140.4M
Q3 25
$169.1M
$247.3M
Q2 25
$178.2M
$174.3M
Q1 25
$188.4M
$170.4M
Q4 24
$205.8M
$244.4M
Q3 24
$213.3M
$372.6M
Q2 24
$214.4M
$386.2M
Q1 24
$204.8M
$272.3M
Total Assets
FF
FF
WULF
WULF
Q4 25
$192.2M
$6.6B
Q3 25
$203.5M
$2.5B
Q2 25
$218.2M
$869.4M
Q1 25
$227.7M
$841.2M
Q4 24
$247.7M
$787.5M
Q3 24
$256.5M
$405.9M
Q2 24
$261.2M
$479.6M
Q1 24
$365.4M
$395.4M
Debt / Equity
FF
FF
WULF
WULF
Q4 25
22.06×
Q3 25
Q2 25
Q1 25
Q4 24
0.00×
Q3 24
0.00×
Q2 24
0.19×
Q1 24
0.37×

Cash Flow & Capital Efficiency

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

Metric
FF
FF
WULF
WULF
Operating Cash FlowLast quarter
$-27.4M
$-123.2M
Free Cash FlowOCF − Capex
$-29.9M
$-1.2B
FCF MarginFCF / Revenue
-150.5%
-4527.0%
Capex IntensityCapex / Revenue
12.2%
4055.8%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-46.0M
$-1.7B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FF
FF
WULF
WULF
Q4 25
$-27.4M
$-123.2M
Q3 25
$-1.1M
$-36.7M
Q2 25
$5.2M
$-54.8M
Q1 25
$-5.4M
$56.5M
Q4 24
$-16.6M
$-24.4M
Q3 24
$25.8M
$-20.9M
Q2 24
$27.8M
$16.4M
Q1 24
$-12.2M
$22.8M
Free Cash Flow
FF
FF
WULF
WULF
Q4 25
$-29.9M
$-1.2B
Q3 25
$-6.5M
$-268.3M
Q2 25
$-263.0K
$-174.8M
Q1 25
$-9.4M
$-37.2M
Q4 24
$-20.7M
$-292.4M
Q3 24
$20.5M
$-41.7M
Q2 24
$24.8M
$-30.2M
Q1 24
$-14.5M
$-24.1M
FCF Margin
FF
FF
WULF
WULF
Q4 25
-150.5%
-4527.0%
Q3 25
-28.5%
-530.4%
Q2 25
-0.7%
-366.8%
Q1 25
-53.6%
-108.1%
Q4 24
-33.6%
-835.7%
Q3 24
40.1%
-153.9%
Q2 24
34.3%
-84.9%
Q1 24
-24.9%
-56.9%
Capex Intensity
FF
FF
WULF
WULF
Q4 25
12.2%
4055.8%
Q3 25
23.5%
457.8%
Q2 25
15.3%
251.8%
Q1 25
22.8%
272.3%
Q4 24
6.6%
765.9%
Q3 24
10.4%
76.6%
Q2 24
4.1%
131.0%
Q1 24
3.9%
110.7%
Cash Conversion
FF
FF
WULF
WULF
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
-5.94×
Q3 24
Q2 24
2.90×
Q1 24
-2.82×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FF
FF

Chemicals$18.0M91%
Biofuels$1.8M9%

WULF
WULF

Segment breakdown not available.

Related Comparisons