vs

Side-by-side financial comparison of Enphase Energy (ENPH) and InterDigital, Inc. (IDCC). Click either name above to swap in a different company.

Enphase Energy is the larger business by last-quarter revenue ($282.9M vs $158.2M, roughly 1.8× InterDigital, Inc.). InterDigital, Inc. runs the higher net margin — 27.2% vs -2.6%, a 29.8% gap on every dollar of revenue. On growth, Enphase Energy posted the faster year-over-year revenue change (-20.6% vs -37.4%). InterDigital, Inc. produced more free cash flow last quarter ($528.6M vs $83.0M). Over the past eight quarters, Enphase Energy's revenue compounded faster (-3.4% CAGR vs -22.5%).

Enphase Energy, Inc. is an American energy technology company headquartered in Fremont, California, that develops and manufactures solar micro-inverters, battery energy storage, and EV charging stations primarily for residential customers. Enphase was established in 2006 and is the first company to successfully commercialize solar micro-inverters, which convert the direct current (DC) power generated by solar panels into grid-compatible alternating current (AC) for use or export.

InterDigital, Inc. is an American technology research and development company that provides wireless and video technologies for mobile devices, networks, and services worldwide. Founded in 1972, InterDigital is listed on the Nasdaq and is included in the S&P 600 index.

ENPH vs IDCC — Head-to-Head

Bigger by revenue
ENPH
ENPH
1.8× larger
ENPH
$282.9M
$158.2M
IDCC
Growing faster (revenue YoY)
ENPH
ENPH
+16.9% gap
ENPH
-20.6%
-37.4%
IDCC
Higher net margin
IDCC
IDCC
29.8% more per $
IDCC
27.2%
-2.6%
ENPH
More free cash flow
IDCC
IDCC
$445.6M more FCF
IDCC
$528.6M
$83.0M
ENPH
Faster 2-yr revenue CAGR
ENPH
ENPH
Annualised
ENPH
-3.4%
-22.5%
IDCC

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ENPH
ENPH
IDCC
IDCC
Revenue
$282.9M
$158.2M
Net Profit
$-7.4M
$43.0M
Gross Margin
35.5%
Operating Margin
54.0%
30.2%
Net Margin
-2.6%
27.2%
Revenue YoY
-20.6%
-37.4%
Net Profit YoY
-124.9%
-67.7%
EPS (diluted)
$-0.06
$1.07

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
ENPH
ENPH
IDCC
IDCC
Q1 26
$282.9M
Q4 25
$343.3M
$158.2M
Q3 25
$410.4M
$164.7M
Q2 25
$363.2M
$300.6M
Q1 25
$356.1M
$210.5M
Q4 24
$382.7M
$252.8M
Q3 24
$380.9M
$128.7M
Q2 24
$303.5M
$223.5M
Net Profit
ENPH
ENPH
IDCC
IDCC
Q1 26
$-7.4M
Q4 25
$38.7M
$43.0M
Q3 25
$66.6M
$67.5M
Q2 25
$37.1M
$180.6M
Q1 25
$29.7M
$115.6M
Q4 24
$62.2M
$133.1M
Q3 24
$45.8M
$34.2M
Q2 24
$10.8M
$109.7M
Gross Margin
ENPH
ENPH
IDCC
IDCC
Q1 26
35.5%
Q4 25
44.3%
Q3 25
47.8%
Q2 25
46.9%
Q1 25
47.2%
Q4 24
51.8%
Q3 24
46.8%
Q2 24
45.2%
Operating Margin
ENPH
ENPH
IDCC
IDCC
Q1 26
54.0%
Q4 25
6.5%
30.2%
Q3 25
16.1%
46.0%
Q2 25
10.2%
68.3%
Q1 25
9.0%
62.6%
Q4 24
14.3%
64.3%
Q3 24
13.1%
30.6%
Q2 24
0.6%
59.9%
Net Margin
ENPH
ENPH
IDCC
IDCC
Q1 26
-2.6%
Q4 25
11.3%
27.2%
Q3 25
16.2%
41.0%
Q2 25
10.2%
60.1%
Q1 25
8.3%
54.9%
Q4 24
16.2%
52.7%
Q3 24
12.0%
26.6%
Q2 24
3.6%
49.1%
EPS (diluted)
ENPH
ENPH
IDCC
IDCC
Q1 26
$-0.06
Q4 25
$0.29
$1.07
Q3 25
$0.50
$1.93
Q2 25
$0.28
$5.35
Q1 25
$0.22
$3.45
Q4 24
$0.46
$4.12
Q3 24
$0.33
$1.14
Q2 24
$0.08
$3.93

Balance Sheet & Financial Strength

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

Metric
ENPH
ENPH
IDCC
IDCC
Cash + ST InvestmentsLiquidity on hand
$497.5M
$1.2B
Total DebtLower is stronger
$16.3M
Stockholders' EquityBook value
$1.1B
$1.1B
Total Assets
$2.7B
$2.1B
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ENPH
ENPH
IDCC
IDCC
Q1 26
$497.5M
Q4 25
$1.5B
$1.2B
Q3 25
$1.5B
$1.3B
Q2 25
$1.5B
$937.0M
Q1 25
$1.5B
$883.3M
Q4 24
$1.6B
$958.2M
Q3 24
$1.8B
$813.2M
Q2 24
$1.6B
$760.3M
Total Debt
ENPH
ENPH
IDCC
IDCC
Q1 26
Q4 25
$1.2B
$16.3M
Q3 25
$1.2B
$17.1M
Q2 25
$1.2B
$16.6M
Q1 25
$1.2B
$16.0M
Q4 24
$1.3B
$15.4M
Q3 24
$1.3B
$18.3M
Q2 24
$1.3B
$17.7M
Stockholders' Equity
ENPH
ENPH
IDCC
IDCC
Q1 26
$1.1B
Q4 25
$1.1B
$1.1B
Q3 25
$995.0M
$1.1B
Q2 25
$880.6M
$1.1B
Q1 25
$810.7M
$936.9M
Q4 24
$833.0M
$857.2M
Q3 24
$931.4M
$722.5M
Q2 24
$884.5M
$696.8M
Total Assets
ENPH
ENPH
IDCC
IDCC
Q1 26
$2.7B
Q4 25
$3.5B
$2.1B
Q3 25
$3.3B
$2.1B
Q2 25
$3.2B
$2.0B
Q1 25
$3.1B
$1.9B
Q4 24
$3.2B
$1.8B
Q3 24
$3.3B
$1.7B
Q2 24
$3.2B
$1.6B
Debt / Equity
ENPH
ENPH
IDCC
IDCC
Q1 26
Q4 25
1.11×
0.01×
Q3 25
1.21×
0.02×
Q2 25
1.37×
0.02×
Q1 25
1.48×
0.02×
Q4 24
1.56×
0.02×
Q3 24
1.40×
0.03×
Q2 24
1.47×
0.03×

Cash Flow & Capital Efficiency

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

Metric
ENPH
ENPH
IDCC
IDCC
Operating Cash FlowLast quarter
$102.9M
$544.5M
Free Cash FlowOCF − Capex
$83.0M
$528.6M
FCF MarginFCF / Revenue
29.3%
334.0%
Capex IntensityCapex / Revenue
10.0%
Cash ConversionOCF / Net Profit
12.67×
TTM Free Cash FlowTrailing 4 quarters
$145.1M
$994.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ENPH
ENPH
IDCC
IDCC
Q1 26
$102.9M
Q4 25
$47.6M
$544.5M
Q3 25
$13.9M
$395.9M
Q2 25
$26.6M
$105.1M
Q1 25
$48.4M
$-20.0M
Q4 24
$167.3M
$271.5M
Q3 24
$170.1M
$77.6M
Q2 24
$127.1M
$-48.9M
Free Cash Flow
ENPH
ENPH
IDCC
IDCC
Q1 26
$83.0M
Q4 25
$37.8M
$528.6M
Q3 25
$5.9M
$395.3M
Q2 25
$18.4M
$104.5M
Q1 25
$33.8M
$-34.5M
Q4 24
$159.2M
$265.7M
Q3 24
$161.6M
$76.7M
Q2 24
$117.4M
$-49.5M
FCF Margin
ENPH
ENPH
IDCC
IDCC
Q1 26
29.3%
Q4 25
11.0%
334.0%
Q3 25
1.4%
240.1%
Q2 25
5.1%
34.8%
Q1 25
9.5%
-16.4%
Q4 24
41.6%
105.1%
Q3 24
42.4%
59.6%
Q2 24
38.7%
-22.1%
Capex Intensity
ENPH
ENPH
IDCC
IDCC
Q1 26
Q4 25
2.8%
10.0%
Q3 25
2.0%
0.4%
Q2 25
2.3%
0.2%
Q1 25
4.1%
6.9%
Q4 24
2.1%
2.3%
Q3 24
2.2%
0.7%
Q2 24
3.2%
0.3%
Cash Conversion
ENPH
ENPH
IDCC
IDCC
Q1 26
Q4 25
1.23×
12.67×
Q3 25
0.21×
5.87×
Q2 25
0.72×
0.58×
Q1 25
1.63×
-0.17×
Q4 24
2.69×
2.04×
Q3 24
3.72×
2.27×
Q2 24
11.73×
-0.45×

Financial Flow Comparison

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

Related Comparisons