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Side-by-side financial comparison of Energy Recovery, Inc. (ERII) and PagerDuty, Inc. (PD). Click either name above to swap in a different company.

PagerDuty, Inc. is the larger business by last-quarter revenue ($124.5M vs $66.9M, roughly 1.9× Energy Recovery, Inc.). PagerDuty, Inc. runs the higher net margin — 129.7% vs 40.2%, a 89.5% gap on every dollar of revenue. On growth, PagerDuty, Inc. posted the faster year-over-year revenue change (4.7% vs -0.3%). PagerDuty, Inc. produced more free cash flow last quarter ($24.1M vs $6.4M). Over the past eight quarters, Energy Recovery, Inc.'s revenue compounded faster (8.1% CAGR vs 5.9%).

Energy Recovery Inc. is an American manufacturer of energy recovery devices for water and CO2 refrigeration industries.

PagerDuty, Inc. is an American cloud computing company specializing in a SaaS incident management platform for IT operations departments.

ERII vs PD — Head-to-Head

Bigger by revenue
PD
PD
1.9× larger
PD
$124.5M
$66.9M
ERII
Growing faster (revenue YoY)
PD
PD
+5.0% gap
PD
4.7%
-0.3%
ERII
Higher net margin
PD
PD
89.5% more per $
PD
129.7%
40.2%
ERII
More free cash flow
PD
PD
$17.6M more FCF
PD
$24.1M
$6.4M
ERII
Faster 2-yr revenue CAGR
ERII
ERII
Annualised
ERII
8.1%
5.9%
PD

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
ERII
ERII
PD
PD
Revenue
$66.9M
$124.5M
Net Profit
$26.9M
$161.6M
Gross Margin
67.2%
85.3%
Operating Margin
46.8%
6.5%
Net Margin
40.2%
129.7%
Revenue YoY
-0.3%
4.7%
Net Profit YoY
14.7%
2827.7%
EPS (diluted)
$0.49
$1.69

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
ERII
ERII
PD
PD
Q4 25
$66.9M
$124.5M
Q3 25
$32.0M
$123.4M
Q2 25
$28.1M
$119.8M
Q1 25
$121.4M
Q4 24
$67.1M
$118.9M
Q3 24
$38.6M
$115.9M
Q2 24
$27.2M
$111.2M
Q1 24
$12.1M
$111.1M
Net Profit
ERII
ERII
PD
PD
Q4 25
$26.9M
$161.6M
Q3 25
$3.9M
$9.6M
Q2 25
$2.1M
$-7.2M
Q1 25
$-8.8M
Q4 24
$23.5M
$-5.9M
Q3 24
$8.5M
$-10.9M
Q2 24
$-642.0K
$-17.1M
Q1 24
$-8.3M
$-28.2M
Gross Margin
ERII
ERII
PD
PD
Q4 25
67.2%
85.3%
Q3 25
64.2%
84.6%
Q2 25
64.0%
84.0%
Q1 25
83.6%
Q4 24
70.2%
83.0%
Q3 24
65.1%
82.7%
Q2 24
64.6%
82.6%
Q1 24
59.0%
81.7%
Operating Margin
ERII
ERII
PD
PD
Q4 25
46.8%
6.5%
Q3 25
11.4%
2.9%
Q2 25
5.3%
-8.6%
Q1 25
-9.6%
Q4 24
38.2%
-8.7%
Q3 24
18.3%
-13.8%
Q2 24
-7.4%
-19.5%
Q1 24
-90.4%
-30.1%
Net Margin
ERII
ERII
PD
PD
Q4 25
40.2%
129.7%
Q3 25
12.1%
7.8%
Q2 25
7.3%
-6.0%
Q1 25
-7.2%
Q4 24
35.0%
-5.0%
Q3 24
22.0%
-9.4%
Q2 24
-2.4%
-15.4%
Q1 24
-68.3%
-25.3%
EPS (diluted)
ERII
ERII
PD
PD
Q4 25
$0.49
$1.69
Q3 25
$0.07
$0.10
Q2 25
$0.04
$-0.07
Q1 25
$-0.12
Q4 24
$0.40
$-0.07
Q3 24
$0.15
$-0.14
Q2 24
$-0.01
$-0.26
Q1 24
$-0.14
$-0.34

Balance Sheet & Financial Strength

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

Metric
ERII
ERII
PD
PD
Cash + ST InvestmentsLiquidity on hand
$75.2M
$547.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$206.2M
$320.5M
Total Assets
$231.5M
$1.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ERII
ERII
PD
PD
Q4 25
$75.2M
$547.8M
Q3 25
$70.4M
$567.9M
Q2 25
$79.5M
$597.1M
Q1 25
$570.8M
Q4 24
$78.0M
$542.2M
Q3 24
$118.6M
$599.3M
Q2 24
$101.0M
$592.8M
Q1 24
$117.4M
$571.2M
Total Debt
ERII
ERII
PD
PD
Q4 25
Q3 25
Q2 25
Q1 25
$484.5M
Q4 24
Q3 24
Q2 24
Q1 24
$489.5M
Stockholders' Equity
ERII
ERII
PD
PD
Q4 25
$206.2M
$320.5M
Q3 25
$180.8M
$180.7M
Q2 25
$185.2M
$145.7M
Q1 25
$129.8M
Q4 24
$210.0M
$111.6M
Q3 24
$233.9M
$164.7M
Q2 24
$218.5M
$174.0M
Q1 24
$216.0M
$171.6M
Total Assets
ERII
ERII
PD
PD
Q4 25
$231.5M
$1.0B
Q3 25
$209.6M
$891.5M
Q2 25
$212.3M
$926.8M
Q1 25
$927.3M
Q4 24
$242.8M
$866.8M
Q3 24
$262.7M
$916.0M
Q2 24
$249.0M
$924.0M
Q1 24
$244.3M
$925.3M
Debt / Equity
ERII
ERII
PD
PD
Q4 25
Q3 25
Q2 25
Q1 25
3.73×
Q4 24
Q3 24
Q2 24
Q1 24
2.85×

Cash Flow & Capital Efficiency

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

Metric
ERII
ERII
PD
PD
Operating Cash FlowLast quarter
$7.1M
$24.8M
Free Cash FlowOCF − Capex
$6.4M
$24.1M
FCF MarginFCF / Revenue
9.6%
19.3%
Capex IntensityCapex / Revenue
1.0%
0.6%
Cash ConversionOCF / Net Profit
0.26×
0.15×
TTM Free Cash FlowTrailing 4 quarters
$15.8M
$117.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ERII
ERII
PD
PD
Q4 25
$7.1M
$24.8M
Q3 25
$-3.1M
$34.0M
Q2 25
$4.1M
$30.7M
Q1 25
$31.4M
Q4 24
$9.0M
$22.1M
Q3 24
$-3.0M
$35.8M
Q2 24
$8.1M
$28.6M
Q1 24
$6.5M
$22.2M
Free Cash Flow
ERII
ERII
PD
PD
Q4 25
$6.4M
$24.1M
Q3 25
$-3.5M
$33.1M
Q2 25
$4.0M
$30.2M
Q1 25
$30.3M
Q4 24
$8.9M
$21.5M
Q3 24
$-3.2M
$35.1M
Q2 24
$7.9M
$28.2M
Q1 24
$5.7M
$21.2M
FCF Margin
ERII
ERII
PD
PD
Q4 25
9.6%
19.3%
Q3 25
-10.9%
26.8%
Q2 25
14.3%
25.2%
Q1 25
24.9%
Q4 24
13.2%
18.1%
Q3 24
-8.2%
30.3%
Q2 24
28.9%
25.4%
Q1 24
46.9%
19.1%
Capex Intensity
ERII
ERII
PD
PD
Q4 25
1.0%
0.6%
Q3 25
1.1%
0.7%
Q2 25
0.5%
0.4%
Q1 25
0.9%
Q4 24
0.2%
0.5%
Q3 24
0.4%
0.5%
Q2 24
0.7%
0.4%
Q1 24
6.8%
0.9%
Cash Conversion
ERII
ERII
PD
PD
Q4 25
0.26×
0.15×
Q3 25
-0.81×
3.55×
Q2 25
2.02×
Q1 25
Q4 24
0.38×
Q3 24
-0.35×
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

ERII
ERII

Water Segment$38.6M58%
Other$11.0M16%
Original Equipment Manufacturer$10.6M16%
Aftermarket$6.6M10%

PD
PD

US$88.8M71%
Non Us$35.7M29%

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