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Side-by-side financial comparison of Allbirds, Inc. (BIRD) and PDF SOLUTIONS INC (PDFS). Click either name above to swap in a different company.

PDF SOLUTIONS INC is the larger business by last-quarter revenue ($62.4M vs $47.7M, roughly 1.3× Allbirds, Inc.). PDF SOLUTIONS INC runs the higher net margin — -0.1% vs -41.1%, a 41.0% gap on every dollar of revenue. On growth, PDF SOLUTIONS INC posted the faster year-over-year revenue change (24.6% vs -14.6%). PDF SOLUTIONS INC produced more free cash flow last quarter ($7.5M vs $-4.1M). Over the past eight quarters, PDF SOLUTIONS INC's revenue compounded faster (22.9% CAGR vs 10.1%).

Bird Global, Inc., is a micromobility company based in Miami, Florida. Founded in September 2017, Bird has distributed electric scooters designed for short-term rental to over 350 cities. In April 2024, it was acquired by Third Lane Mobility to avoid bankruptcy.

PDF Solutions, Inc. is an American multinational software and engineering services company based in Santa Clara, California. The company is listed in the Nasdaq stock exchange under the ticker symbol PDFS.

BIRD vs PDFS — Head-to-Head

Bigger by revenue
PDFS
PDFS
1.3× larger
PDFS
$62.4M
$47.7M
BIRD
Growing faster (revenue YoY)
PDFS
PDFS
+39.2% gap
PDFS
24.6%
-14.6%
BIRD
Higher net margin
PDFS
PDFS
41.0% more per $
PDFS
-0.1%
-41.1%
BIRD
More free cash flow
PDFS
PDFS
$11.7M more FCF
PDFS
$7.5M
$-4.1M
BIRD
Faster 2-yr revenue CAGR
PDFS
PDFS
Annualised
PDFS
22.9%
10.1%
BIRD

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
BIRD
BIRD
PDFS
PDFS
Revenue
$47.7M
$62.4M
Net Profit
$-19.6M
$-48.0K
Gross Margin
37.2%
72.9%
Operating Margin
-43.5%
5.5%
Net Margin
-41.1%
-0.1%
Revenue YoY
-14.6%
24.6%
Net Profit YoY
23.7%
-108.9%
EPS (diluted)
$-2.33
$0.00

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
BIRD
BIRD
PDFS
PDFS
Q4 25
$47.7M
$62.4M
Q3 25
$33.0M
$57.1M
Q2 25
$39.7M
$51.7M
Q1 25
$32.1M
$47.8M
Q4 24
$55.9M
$50.1M
Q3 24
$43.0M
$46.4M
Q2 24
$51.6M
$41.7M
Q1 24
$39.3M
$41.3M
Net Profit
BIRD
BIRD
PDFS
PDFS
Q4 25
$-19.6M
$-48.0K
Q3 25
$-20.3M
$1.3M
Q2 25
$-15.5M
$1.1M
Q1 25
$-21.9M
$-3.0M
Q4 24
$-25.7M
$539.0K
Q3 24
$-21.2M
$2.2M
Q2 24
$-19.1M
$1.7M
Q1 24
$-27.3M
$-393.0K
Gross Margin
BIRD
BIRD
PDFS
PDFS
Q4 25
37.2%
72.9%
Q3 25
43.2%
72.3%
Q2 25
40.7%
71.2%
Q1 25
44.8%
72.9%
Q4 24
31.3%
68.3%
Q3 24
44.4%
73.1%
Q2 24
50.5%
70.6%
Q1 24
46.9%
67.3%
Operating Margin
BIRD
BIRD
PDFS
PDFS
Q4 25
-43.5%
5.5%
Q3 25
-60.3%
8.5%
Q2 25
-41.6%
2.2%
Q1 25
-71.1%
-7.4%
Q4 24
-46.1%
1.0%
Q3 24
-50.7%
4.6%
Q2 24
-39.1%
0.6%
Q1 24
-75.8%
-4.7%
Net Margin
BIRD
BIRD
PDFS
PDFS
Q4 25
-41.1%
-0.1%
Q3 25
-61.6%
2.3%
Q2 25
-39.1%
2.2%
Q1 25
-68.1%
-6.3%
Q4 24
-46.0%
1.1%
Q3 24
-49.3%
4.8%
Q2 24
-37.1%
4.1%
Q1 24
-69.5%
-1.0%
EPS (diluted)
BIRD
BIRD
PDFS
PDFS
Q4 25
$-2.33
$0.00
Q3 25
$-2.49
$0.03
Q2 25
$-1.92
$0.03
Q1 25
$-2.73
$-0.08
Q4 24
$-3.22
$0.01
Q3 24
$-2.68
$0.06
Q2 24
$-2.45
$0.04
Q1 24
$-3.52
$-0.01

Balance Sheet & Financial Strength

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

Metric
BIRD
BIRD
PDFS
PDFS
Cash + ST InvestmentsLiquidity on hand
$26.7M
$42.2M
Total DebtLower is stronger
$17.4M
$67.0M
Stockholders' EquityBook value
$35.9M
$271.0M
Total Assets
$109.4M
$418.7M
Debt / EquityLower = less leverage
0.48×
0.25×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BIRD
BIRD
PDFS
PDFS
Q4 25
$26.7M
$42.2M
Q3 25
$23.7M
$35.9M
Q2 25
$33.1M
$40.4M
Q1 25
$39.1M
$54.1M
Q4 24
$66.7M
$114.9M
Q3 24
$78.6M
$120.2M
Q2 24
$87.2M
$117.9M
Q1 24
$102.1M
$122.9M
Total Debt
BIRD
BIRD
PDFS
PDFS
Q4 25
$17.4M
$67.0M
Q3 25
$12.3M
$67.6M
Q2 25
$5.0M
$68.1M
Q1 25
$68.7M
Q4 24
$0
Q3 24
Q2 24
Q1 24
Stockholders' Equity
BIRD
BIRD
PDFS
PDFS
Q4 25
$35.9M
$271.0M
Q3 25
$51.9M
$264.4M
Q2 25
$71.4M
$257.5M
Q1 25
$82.8M
$249.0M
Q4 24
$101.7M
$246.0M
Q3 24
$127.3M
$240.5M
Q2 24
$144.0M
$232.2M
Q1 24
$160.3M
$225.4M
Total Assets
BIRD
BIRD
PDFS
PDFS
Q4 25
$109.4M
$418.7M
Q3 25
$119.9M
$406.4M
Q2 25
$136.8M
$391.1M
Q1 25
$147.3M
$390.0M
Q4 24
$188.9M
$315.3M
Q3 24
$221.9M
$307.4M
Q2 24
$239.5M
$298.0M
Q1 24
$272.4M
$286.8M
Debt / Equity
BIRD
BIRD
PDFS
PDFS
Q4 25
0.48×
0.25×
Q3 25
0.24×
0.26×
Q2 25
0.07×
0.26×
Q1 25
0.28×
Q4 24
0.00×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
BIRD
BIRD
PDFS
PDFS
Operating Cash FlowLast quarter
$-3.3M
$17.3M
Free Cash FlowOCF − Capex
$-4.1M
$7.5M
FCF MarginFCF / Revenue
-8.7%
12.1%
Capex IntensityCapex / Revenue
1.8%
15.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-58.2M
$-8.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BIRD
BIRD
PDFS
PDFS
Q4 25
$-3.3M
$17.3M
Q3 25
$-15.2M
$3.3M
Q2 25
$-8.7M
$-5.2M
Q1 25
$-27.9M
$8.6M
Q4 24
$-10.8M
$1.6M
Q3 24
$-11.2M
$9.3M
Q2 24
$-15.6M
$684.0K
Q1 24
$-26.2M
$-1.9M
Free Cash Flow
BIRD
BIRD
PDFS
PDFS
Q4 25
$-4.1M
$7.5M
Q3 25
$-16.1M
$-2.9M
Q2 25
$-9.4M
$-13.8M
Q1 25
$-28.5M
$535.0K
Q4 24
$-11.9M
$-4.0M
Q3 24
$-11.9M
$5.1M
Q2 24
$-16.9M
$-4.6M
Q1 24
$-27.3M
$-3.9M
FCF Margin
BIRD
BIRD
PDFS
PDFS
Q4 25
-8.7%
12.1%
Q3 25
-48.9%
-5.1%
Q2 25
-23.7%
-26.6%
Q1 25
-88.8%
1.1%
Q4 24
-21.2%
-8.0%
Q3 24
-27.6%
11.0%
Q2 24
-32.8%
-11.1%
Q1 24
-69.5%
-9.4%
Capex Intensity
BIRD
BIRD
PDFS
PDFS
Q4 25
1.8%
15.7%
Q3 25
2.7%
10.8%
Q2 25
1.8%
16.5%
Q1 25
2.0%
17.0%
Q4 24
1.8%
11.3%
Q3 24
1.5%
9.0%
Q2 24
2.5%
12.8%
Q1 24
2.9%
4.9%
Cash Conversion
BIRD
BIRD
PDFS
PDFS
Q4 25
Q3 25
2.54×
Q2 25
-4.55×
Q1 25
Q4 24
2.98×
Q3 24
4.20×
Q2 24
0.40×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

BIRD
BIRD

Segment breakdown not available.

PDFS
PDFS

Volumebased$38.0M61%
Other$24.4M39%

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