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

InterDigital, Inc. is the larger business by last-quarter revenue ($158.2M vs $120.4M, roughly 1.3× CarParts.com, Inc.). InterDigital, Inc. runs the higher net margin — 27.2% vs -9.6%, a 36.8% gap on every dollar of revenue. On growth, CarParts.com, Inc. posted the faster year-over-year revenue change (-9.8% vs -37.4%). Over the past eight quarters, CarParts.com, Inc.'s revenue compounded faster (-14.9% CAGR vs -22.5%).

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.

Genuine Parts Company (GPC) is an American automotive and industrial parts distributor based in Atlanta, Georgia. Established by brothers Carlyle and Malcolm Fraser in 1928, the company has approximately 60,000 employees. In addition to the United States, GPC has operated in Australasia, Belgium, Canada, France, Germany, Mexico, the Netherlands, Poland, and the United Kingdom. GPC's subsidiaries include industrial parts distributor Motion as well as NAPA Auto Parts, which primarily sells part...

IDCC vs PRTS — Head-to-Head

Bigger by revenue
IDCC
IDCC
1.3× larger
IDCC
$158.2M
$120.4M
PRTS
Growing faster (revenue YoY)
PRTS
PRTS
+27.6% gap
PRTS
-9.8%
-37.4%
IDCC
Higher net margin
IDCC
IDCC
36.8% more per $
IDCC
27.2%
-9.6%
PRTS
Faster 2-yr revenue CAGR
PRTS
PRTS
Annualised
PRTS
-14.9%
-22.5%
IDCC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IDCC
IDCC
PRTS
PRTS
Revenue
$158.2M
$120.4M
Net Profit
$43.0M
$-11.6M
Gross Margin
33.2%
Operating Margin
30.2%
Net Margin
27.2%
-9.6%
Revenue YoY
-37.4%
-9.8%
Net Profit YoY
-67.7%
25.0%
EPS (diluted)
$1.07
$-0.82

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
IDCC
IDCC
PRTS
PRTS
Q4 25
$158.2M
$120.4M
Q3 25
$164.7M
$127.8M
Q2 25
$300.6M
$151.9M
Q1 25
$210.5M
$147.4M
Q4 24
$252.8M
$133.5M
Q3 24
$128.7M
$144.8M
Q2 24
$223.5M
$144.3M
Q1 24
$263.5M
$166.3M
Net Profit
IDCC
IDCC
PRTS
PRTS
Q4 25
$43.0M
$-11.6M
Q3 25
$67.5M
$-10.9M
Q2 25
$180.6M
$-12.7M
Q1 25
$115.6M
$-15.3M
Q4 24
$133.1M
$-15.4M
Q3 24
$34.2M
$-10.0M
Q2 24
$109.7M
$-8.7M
Q1 24
$81.7M
$-6.5M
Gross Margin
IDCC
IDCC
PRTS
PRTS
Q4 25
33.2%
Q3 25
33.1%
Q2 25
32.8%
Q1 25
32.1%
Q4 24
32.5%
Q3 24
35.2%
Q2 24
33.5%
Q1 24
32.4%
Operating Margin
IDCC
IDCC
PRTS
PRTS
Q4 25
30.2%
Q3 25
46.0%
-7.9%
Q2 25
68.3%
-8.2%
Q1 25
62.6%
-10.3%
Q4 24
64.3%
-11.6%
Q3 24
30.6%
-6.9%
Q2 24
59.9%
-6.0%
Q1 24
39.4%
-3.9%
Net Margin
IDCC
IDCC
PRTS
PRTS
Q4 25
27.2%
-9.6%
Q3 25
41.0%
-8.5%
Q2 25
60.1%
-8.4%
Q1 25
54.9%
-10.4%
Q4 24
52.7%
-11.5%
Q3 24
26.6%
-6.9%
Q2 24
49.1%
-6.0%
Q1 24
31.0%
-3.9%
EPS (diluted)
IDCC
IDCC
PRTS
PRTS
Q4 25
$1.07
$-0.82
Q3 25
$1.93
$-0.19
Q2 25
$5.35
$-0.23
Q1 25
$3.45
$-0.27
Q4 24
$4.12
$-0.28
Q3 24
$1.14
$-0.17
Q2 24
$3.93
$-0.15
Q1 24
$2.88
$-0.11

Balance Sheet & Financial Strength

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

Metric
IDCC
IDCC
PRTS
PRTS
Cash + ST InvestmentsLiquidity on hand
$1.2B
$25.8M
Total DebtLower is stronger
$16.3M
Stockholders' EquityBook value
$1.1B
$53.5M
Total Assets
$2.1B
$184.9M
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IDCC
IDCC
PRTS
PRTS
Q4 25
$1.2B
$25.8M
Q3 25
$1.3B
Q2 25
$937.0M
Q1 25
$883.3M
Q4 24
$958.2M
Q3 24
$813.2M
Q2 24
$760.3M
Q1 24
$984.6M
Total Debt
IDCC
IDCC
PRTS
PRTS
Q4 25
$16.3M
Q3 25
$17.1M
Q2 25
$16.6M
Q1 25
$16.0M
Q4 24
$15.4M
Q3 24
$18.3M
Q2 24
$17.7M
Q1 24
$28.0M
Stockholders' Equity
IDCC
IDCC
PRTS
PRTS
Q4 25
$1.1B
$53.5M
Q3 25
$1.1B
$64.2M
Q2 25
$1.1B
$62.4M
Q1 25
$936.9M
$72.8M
Q4 24
$857.2M
$85.2M
Q3 24
$722.5M
$97.2M
Q2 24
$696.8M
$103.9M
Q1 24
$624.3M
$109.2M
Total Assets
IDCC
IDCC
PRTS
PRTS
Q4 25
$2.1B
$184.9M
Q3 25
$2.1B
$200.3M
Q2 25
$2.0B
$189.6M
Q1 25
$1.9B
$216.5M
Q4 24
$1.8B
$210.6M
Q3 24
$1.7B
$227.6M
Q2 24
$1.6B
$238.0M
Q1 24
$1.8B
$263.2M
Debt / Equity
IDCC
IDCC
PRTS
PRTS
Q4 25
0.01×
Q3 25
0.02×
Q2 25
0.02×
Q1 25
0.02×
Q4 24
0.02×
Q3 24
0.03×
Q2 24
0.03×
Q1 24
0.04×

Cash Flow & Capital Efficiency

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

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

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IDCC
IDCC
PRTS
PRTS
Q4 25
$544.5M
Q3 25
$395.9M
$-6.4M
Q2 25
$105.1M
$-25.6M
Q1 25
$-20.0M
$5.5M
Q4 24
$271.5M
$1.8M
Q3 24
$77.6M
$8.5M
Q2 24
$-48.9M
$-3.6M
Q1 24
$50.8M
$3.7M
Free Cash Flow
IDCC
IDCC
PRTS
PRTS
Q4 25
$528.6M
Q3 25
$395.3M
$-8.3M
Q2 25
$104.5M
$-27.9M
Q1 25
$-34.5M
$3.4M
Q4 24
$265.7M
$-631.0K
Q3 24
$76.7M
$4.9M
Q2 24
$-49.5M
$-10.8M
Q1 24
$50.3M
$-3.8M
FCF Margin
IDCC
IDCC
PRTS
PRTS
Q4 25
334.0%
Q3 25
240.1%
-6.5%
Q2 25
34.8%
-18.3%
Q1 25
-16.4%
2.3%
Q4 24
105.1%
-0.5%
Q3 24
59.6%
3.4%
Q2 24
-22.1%
-7.5%
Q1 24
19.1%
-2.3%
Capex Intensity
IDCC
IDCC
PRTS
PRTS
Q4 25
10.0%
Q3 25
0.4%
1.5%
Q2 25
0.2%
1.5%
Q1 25
6.9%
1.4%
Q4 24
2.3%
1.8%
Q3 24
0.7%
2.5%
Q2 24
0.3%
4.9%
Q1 24
0.2%
4.5%
Cash Conversion
IDCC
IDCC
PRTS
PRTS
Q4 25
12.67×
Q3 25
5.87×
Q2 25
0.58×
Q1 25
-0.17×
Q4 24
2.04×
Q3 24
2.27×
Q2 24
-0.45×
Q1 24
0.62×

Financial Flow Comparison

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

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