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Side-by-side financial comparison of IMPINJ INC (PI) and UNITED STATES LIME & MINERALS INC (USLM). Click either name above to swap in a different company.

UNITED STATES LIME & MINERALS INC is the larger business by last-quarter revenue ($87.9M vs $74.3M, roughly 1.2× IMPINJ INC). UNITED STATES LIME & MINERALS INC runs the higher net margin — 34.7% vs 11.2%, a 23.5% gap on every dollar of revenue. On growth, UNITED STATES LIME & MINERALS INC posted the faster year-over-year revenue change (9.8% vs -0.0%). UNITED STATES LIME & MINERALS INC produced more free cash flow last quarter ($25.7M vs $2.2M). Over the past eight quarters, UNITED STATES LIME & MINERALS INC's revenue compounded faster (10.8% CAGR vs -14.9%).

Impinj, Inc. is an American manufacturer of radio-frequency identification (RFID) devices and software. The company was founded in 2000 and is headquartered in Seattle, Washington. The company was started based on the research done at the California Institute of Technology by Carver Mead and Chris Diorio. Impinj currently produces EPC Class 1, Gen 2 passive UHF RFID chips, RFID readers, RFID reader chips, and RFID antennas, and software applications for encoding chips, and gathering business ...

United States Lime & Minerals Inc is a leading US-based natural resources enterprise that produces high-calcium lime, dolomitic lime, limestone and related mineral products. Its core client segments cover infrastructure construction, steel manufacturing, agricultural soil amendment, environmental emission control and industrial processing, serving customers across North America.

PI vs USLM — Head-to-Head

Bigger by revenue
USLM
USLM
1.2× larger
USLM
$87.9M
$74.3M
PI
Growing faster (revenue YoY)
USLM
USLM
+9.9% gap
USLM
9.8%
-0.0%
PI
Higher net margin
USLM
USLM
23.5% more per $
USLM
34.7%
11.2%
PI
More free cash flow
USLM
USLM
$23.4M more FCF
USLM
$25.7M
$2.2M
PI
Faster 2-yr revenue CAGR
USLM
USLM
Annualised
USLM
10.8%
-14.9%
PI

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
PI
PI
USLM
USLM
Revenue
$74.3M
$87.9M
Net Profit
$8.3M
$30.5M
Gross Margin
49.1%
48.0%
Operating Margin
30.5%
41.0%
Net Margin
11.2%
34.7%
Revenue YoY
-0.0%
9.8%
Net Profit YoY
13.2%
EPS (diluted)
$0.14
$1.06

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
PI
PI
USLM
USLM
Q1 26
$74.3M
Q4 25
$92.8M
$87.9M
Q3 25
$96.1M
$102.0M
Q2 25
$97.9M
$91.5M
Q1 25
$74.3M
$91.3M
Q4 24
$91.6M
$80.1M
Q3 24
$95.2M
$89.4M
Q2 24
$102.5M
$76.5M
Net Profit
PI
PI
USLM
USLM
Q1 26
$8.3M
Q4 25
$-1.1M
$30.5M
Q3 25
$-12.8M
$38.8M
Q2 25
$11.6M
$30.8M
Q1 25
$-8.5M
$34.1M
Q4 24
$-2.7M
$27.0M
Q3 24
$221.0K
$33.4M
Q2 24
$10.0M
$26.1M
Gross Margin
PI
PI
USLM
USLM
Q1 26
49.1%
Q4 25
51.8%
48.0%
Q3 25
50.3%
51.2%
Q2 25
57.8%
45.8%
Q1 25
49.4%
50.6%
Q4 24
50.5%
44.3%
Q3 24
50.0%
48.2%
Q2 24
56.1%
45.5%
Operating Margin
PI
PI
USLM
USLM
Q1 26
30.5%
Q4 25
-2.9%
41.0%
Q3 25
0.7%
45.3%
Q2 25
11.1%
39.0%
Q1 25
-12.9%
43.7%
Q4 24
-3.9%
38.8%
Q3 24
-0.8%
42.6%
Q2 24
8.8%
39.1%
Net Margin
PI
PI
USLM
USLM
Q1 26
11.2%
Q4 25
-1.2%
34.7%
Q3 25
-13.3%
38.0%
Q2 25
11.8%
33.7%
Q1 25
-11.4%
37.4%
Q4 24
-2.9%
33.7%
Q3 24
0.2%
37.3%
Q2 24
9.7%
34.0%
EPS (diluted)
PI
PI
USLM
USLM
Q1 26
$0.14
Q4 25
$-0.02
$1.06
Q3 25
$-0.44
$1.35
Q2 25
$0.39
$1.07
Q1 25
$-0.30
$1.19
Q4 24
$-0.06
$-2.20
Q3 24
$0.01
$1.16
Q2 24
$0.34
$0.91

Balance Sheet & Financial Strength

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

Metric
PI
PI
USLM
USLM
Cash + ST InvestmentsLiquidity on hand
$131.8M
$371.1M
Total DebtLower is stronger
$241.5M
$0
Stockholders' EquityBook value
$630.8M
Total Assets
$502.5M
$681.0M
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PI
PI
USLM
USLM
Q1 26
$131.8M
Q4 25
$175.3M
$371.1M
Q3 25
$190.1M
$349.5M
Q2 25
$193.2M
$319.9M
Q1 25
$147.9M
$300.6M
Q4 24
$164.7M
$278.0M
Q3 24
$170.3M
$255.0M
Q2 24
$220.2M
$222.5M
Total Debt
PI
PI
USLM
USLM
Q1 26
$241.5M
Q4 25
$280.9M
$0
Q3 25
$280.4M
$0
Q2 25
$0
Q1 25
$0
Q4 24
$283.5M
$0
Q3 24
$0
Q2 24
$0
Stockholders' Equity
PI
PI
USLM
USLM
Q1 26
Q4 25
$209.2M
$630.8M
Q3 25
$195.0M
$602.3M
Q2 25
$187.7M
$563.3M
Q1 25
$160.6M
$532.2M
Q4 24
$149.9M
$497.7M
Q3 24
$136.1M
$474.2M
Q2 24
$117.0M
$441.1M
Total Assets
PI
PI
USLM
USLM
Q1 26
$502.5M
Q4 25
$545.2M
$681.0M
Q3 25
$516.5M
$652.8M
Q2 25
$508.8M
$607.4M
Q1 25
$479.8M
$585.3M
Q4 24
$489.1M
$543.2M
Q3 24
$476.4M
$521.8M
Q2 24
$446.1M
$484.2M
Debt / Equity
PI
PI
USLM
USLM
Q1 26
Q4 25
1.34×
0.00×
Q3 25
1.44×
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
1.89×
0.00×
Q3 24
0.00×
Q2 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
PI
PI
USLM
USLM
Operating Cash FlowLast quarter
$45.6M
Free Cash FlowOCF − Capex
$2.2M
$25.7M
FCF MarginFCF / Revenue
3.0%
29.2%
Capex IntensityCapex / Revenue
22.6%
Cash ConversionOCF / Net Profit
1.49×
TTM Free Cash FlowTrailing 4 quarters
$61.1M
$102.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PI
PI
USLM
USLM
Q1 26
Q4 25
$15.1M
$45.6M
Q3 25
$20.9M
$45.9M
Q2 25
$33.9M
$34.0M
Q1 25
$-11.1M
$39.4M
Q4 24
$12.6M
$38.6M
Q3 24
$10.1M
$39.0M
Q2 24
$45.5M
$21.2M
Free Cash Flow
PI
PI
USLM
USLM
Q1 26
$2.2M
Q4 25
$13.6M
$25.7M
Q3 25
$18.0M
$31.3M
Q2 25
$27.3M
$20.8M
Q1 25
$-13.0M
$24.6M
Q4 24
$8.5M
$27.6M
Q3 24
$4.7M
$33.9M
Q2 24
$44.1M
$16.8M
FCF Margin
PI
PI
USLM
USLM
Q1 26
3.0%
Q4 25
14.7%
29.2%
Q3 25
18.7%
30.7%
Q2 25
27.9%
22.7%
Q1 25
-17.5%
26.9%
Q4 24
9.3%
34.4%
Q3 24
4.9%
37.9%
Q2 24
43.0%
21.9%
Capex Intensity
PI
PI
USLM
USLM
Q1 26
Q4 25
1.6%
22.6%
Q3 25
3.1%
14.4%
Q2 25
6.7%
14.5%
Q1 25
2.5%
16.3%
Q4 24
4.5%
13.8%
Q3 24
5.7%
5.8%
Q2 24
1.3%
5.7%
Cash Conversion
PI
PI
USLM
USLM
Q1 26
Q4 25
1.49×
Q3 25
1.18×
Q2 25
2.93×
1.10×
Q1 25
1.16×
Q4 24
1.43×
Q3 24
45.56×
1.17×
Q2 24
4.56×
0.81×

Financial Flow Comparison

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

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