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Side-by-side financial comparison of BLACK HILLS CORP (BKH) and Ecovyst Inc. (ECVT). Click either name above to swap in a different company.

BLACK HILLS CORP is the larger business by last-quarter revenue ($241.6M vs $199.4M, roughly 1.2× Ecovyst Inc.). On growth, Ecovyst Inc. posted the faster year-over-year revenue change (34.0% vs -3.0%). Over the past eight quarters, Ecovyst Inc.'s revenue compounded faster (18.7% CAGR vs -22.0%).

Black Hills Corporation is an American diversified energy company that is an electric and gas utility in South Dakota, Montana, Wyoming, Colorado, Arkansas, Kansas, Nebraska, and Iowa. The company sells power throughout the American West. The company is based in Rapid City, South Dakota. It derives its name from its home in the Black Hills of South Dakota.

Ecovyst Inc. is a global sustainable specialty materials provider that develops and manufactures high-performance catalysts and functional additives. Its offerings serve key segments including industrial manufacturing, consumer goods, and environmental protection, helping clients improve operational efficiency and lower carbon emissions across North America, Europe, and Asia-Pacific markets.

BKH vs ECVT — Head-to-Head

Bigger by revenue
BKH
BKH
1.2× larger
BKH
$241.6M
$199.4M
ECVT
Growing faster (revenue YoY)
ECVT
ECVT
+37.0% gap
ECVT
34.0%
-3.0%
BKH
Faster 2-yr revenue CAGR
ECVT
ECVT
Annualised
ECVT
18.7%
-22.0%
BKH

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
BKH
BKH
ECVT
ECVT
Revenue
$241.6M
$199.4M
Net Profit
$133.1M
Gross Margin
23.4%
Operating Margin
83.6%
10.9%
Net Margin
55.1%
Revenue YoY
-3.0%
34.0%
Net Profit YoY
-2.4%
EPS (diluted)
$1.73
$0.06

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
BKH
BKH
ECVT
ECVT
Q1 26
$241.6M
Q4 25
$622.7M
$199.4M
Q3 25
$427.4M
$204.9M
Q2 25
$435.7M
$176.1M
Q1 25
$800.4M
$143.1M
Q4 24
$585.1M
$148.9M
Q3 24
$398.6M
$153.9M
Q2 24
$397.1M
$154.0M
Net Profit
BKH
BKH
ECVT
ECVT
Q1 26
$133.1M
Q4 25
$104.9M
Q3 25
$24.9M
$-79.3M
Q2 25
$27.5M
$6.0M
Q1 25
$134.3M
$-3.6M
Q4 24
$98.0M
Q3 24
$24.4M
$14.3M
Q2 24
$22.8M
$8.3M
Gross Margin
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
23.4%
Q3 25
25.4%
Q2 25
22.8%
Q1 25
13.3%
Q4 24
28.9%
Q3 24
29.3%
Q2 24
27.3%
Operating Margin
BKH
BKH
ECVT
ECVT
Q1 26
83.6%
Q4 25
27.5%
10.9%
Q3 25
18.4%
13.8%
Q2 25
18.9%
9.0%
Q1 25
25.6%
-0.7%
Q4 24
27.9%
15.1%
Q3 24
19.0%
17.9%
Q2 24
17.8%
14.1%
Net Margin
BKH
BKH
ECVT
ECVT
Q1 26
55.1%
Q4 25
16.8%
Q3 25
5.8%
-38.7%
Q2 25
6.3%
3.4%
Q1 25
16.8%
-2.5%
Q4 24
16.7%
Q3 24
6.1%
9.3%
Q2 24
5.7%
5.4%
EPS (diluted)
BKH
BKH
ECVT
ECVT
Q1 26
$1.73
Q4 25
$1.39
$0.06
Q3 25
$0.34
$-0.69
Q2 25
$0.38
$0.05
Q1 25
$1.87
$-0.03
Q4 24
$1.36
$-0.26
Q3 24
$0.35
$0.12
Q2 24
$0.33
$0.07

Balance Sheet & Financial Strength

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

Metric
BKH
BKH
ECVT
ECVT
Cash + ST InvestmentsLiquidity on hand
$197.2M
Total DebtLower is stronger
$392.6M
Stockholders' EquityBook value
$603.4M
Total Assets
$1.3B
Debt / EquityLower = less leverage
0.65×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
$182.8M
$197.2M
Q3 25
$21.1M
$82.0M
Q2 25
$8.1M
$69.6M
Q1 25
$6.6M
$127.5M
Q4 24
$16.1M
$131.4M
Q3 24
$12.5M
$123.5M
Q2 24
$624.8M
$83.3M
Total Debt
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
$392.6M
Q3 25
$854.8M
Q2 25
$856.6M
Q1 25
$859.0M
Q4 24
$860.8M
Q3 24
$862.7M
Q2 24
$862.4M
Stockholders' Equity
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
$3.8B
$603.4M
Q3 25
$3.8B
$607.9M
Q2 25
$3.6B
$692.4M
Q1 25
$3.6B
$698.7M
Q4 24
$3.5B
$700.5M
Q3 24
$3.4B
$729.4M
Q2 24
$3.4B
$717.3M
Total Assets
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
$10.9B
$1.3B
Q3 25
$10.3B
$1.7B
Q2 25
$10.1B
$1.8B
Q1 25
$10.1B
$1.8B
Q4 24
$10.0B
$1.8B
Q3 24
$9.7B
$1.8B
Q2 24
$10.2B
$1.8B
Debt / Equity
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
0.65×
Q3 25
1.41×
Q2 25
1.24×
Q1 25
1.23×
Q4 24
1.23×
Q3 24
1.18×
Q2 24
1.20×

Cash Flow & Capital Efficiency

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

Metric
BKH
BKH
ECVT
ECVT
Operating Cash FlowLast quarter
$41.8M
Free Cash FlowOCF − Capex
$22.9M
FCF MarginFCF / Revenue
11.5%
Capex IntensityCapex / Revenue
9.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$69.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
$168.1M
$41.8M
Q3 25
$88.9M
$55.3M
Q2 25
$188.6M
$33.0M
Q1 25
$227.8M
$10.3M
Q4 24
$153.2M
$43.5M
Q3 24
$102.1M
$59.9M
Q2 24
$230.6M
$10.0M
Free Cash Flow
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
$-101.5M
$22.9M
Q3 25
$-89.5M
$53.2M
Q2 25
$-30.3M
$7.8M
Q1 25
$74.9M
$-14.0M
Q4 24
$-60.5M
$30.9M
Q3 24
$-86.0M
$53.6M
Q2 24
$64.4M
$-9.3M
FCF Margin
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
-16.3%
11.5%
Q3 25
-20.9%
26.0%
Q2 25
-7.0%
4.4%
Q1 25
9.4%
-9.8%
Q4 24
-10.3%
20.7%
Q3 24
-21.6%
34.9%
Q2 24
16.2%
-6.1%
Capex Intensity
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
43.3%
9.4%
Q3 25
41.7%
1.0%
Q2 25
50.2%
14.4%
Q1 25
19.1%
16.9%
Q4 24
36.5%
8.5%
Q3 24
47.2%
4.1%
Q2 24
41.9%
12.5%
Cash Conversion
BKH
BKH
ECVT
ECVT
Q1 26
Q4 25
1.60×
Q3 25
3.57×
Q2 25
6.86×
5.52×
Q1 25
1.70×
Q4 24
1.56×
Q3 24
4.18×
4.21×
Q2 24
10.11×
1.20×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BKH
BKH

Segment breakdown not available.

ECVT
ECVT

Industrial Mining Automotive$101.3M51%
Regeneration And Treatment Services$90.0M45%
Other$8.1M4%

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