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Side-by-side financial comparison of iSpecimen Inc. (ISPC) and LGL GROUP INC (LGL). Click either name above to swap in a different company.

LGL GROUP INC is the larger business by last-quarter revenue ($803.0K vs $713.1K, roughly 1.1× iSpecimen Inc.). LGL GROUP INC runs the higher net margin — -3.4% vs -146.9%, a 143.5% gap on every dollar of revenue. On growth, LGL GROUP INC posted the faster year-over-year revenue change (23.0% vs -75.1%). Over the past eight quarters, LGL GROUP INC's revenue compounded faster (43.1% CAGR vs -49.3%).

Specimen Products is a Chicago-based manufacturer of custom guitars, tube amplifiers, and audio horn speakers led by luthier Ian Schneller. Specimen Products also offers courses in guitar and tube amplifier design, construction, and repair through their Chicago School of Guitar Making. The Specimen workshop offers repair services to the general public, making use of their collection of parts from rare and vintage manufacturers.

LGL Group Inc is a global electronic components manufacturer that designs, produces and markets high-performance frequency control products, radio frequency components and integrated circuit solutions. It primarily serves aerospace, defense, telecommunications, industrial and medical technology end markets, supplying specialized parts with strict reliability requirements.

ISPC vs LGL — Head-to-Head

Bigger by revenue
LGL
LGL
1.1× larger
LGL
$803.0K
$713.1K
ISPC
Growing faster (revenue YoY)
LGL
LGL
+98.1% gap
LGL
23.0%
-75.1%
ISPC
Higher net margin
LGL
LGL
143.5% more per $
LGL
-3.4%
-146.9%
ISPC
Faster 2-yr revenue CAGR
LGL
LGL
Annualised
LGL
43.1%
-49.3%
ISPC

Income Statement — Q2 FY2025 vs Q4 FY2025

Metric
ISPC
ISPC
LGL
LGL
Revenue
$713.1K
$803.0K
Net Profit
$-1.0M
$-27.0K
Gross Margin
44.4%
Operating Margin
-255.4%
14.8%
Net Margin
-146.9%
-3.4%
Revenue YoY
-75.1%
23.0%
Net Profit YoY
50.3%
-113.4%
EPS (diluted)
$-0.42
$-0.02

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
ISPC
ISPC
LGL
LGL
Q4 25
$803.0K
Q3 25
$661.0K
Q2 25
$713.1K
$491.0K
Q1 25
$1.1M
$498.0K
Q4 24
$1.5M
$653.0K
Q3 24
$2.7M
$650.0K
Q2 24
$2.9M
$531.0K
Q1 24
$2.3M
$392.0K
Net Profit
ISPC
ISPC
LGL
LGL
Q4 25
$-27.0K
Q3 25
$772.0K
Q2 25
$-1.0M
$-51.0K
Q1 25
$-1.7M
$-6.0K
Q4 24
$-6.0M
$202.0K
Q3 24
$-1.4M
$72.0K
Q2 24
$-2.1M
$137.0K
Q1 24
$-2.9M
$21.0K
Gross Margin
ISPC
ISPC
LGL
LGL
Q4 25
Q3 25
Q2 25
44.4%
Q1 25
42.4%
Q4 24
13.5%
Q3 24
43.4%
Q2 24
51.9%
Q1 24
58.4%
Operating Margin
ISPC
ISPC
LGL
LGL
Q4 25
14.8%
Q3 25
18.2%
Q2 25
-255.4%
-6.3%
Q1 25
-154.9%
8.2%
Q4 24
-395.8%
37.5%
Q3 24
-64.1%
21.2%
Q2 24
-76.2%
44.6%
Q1 24
-131.0%
20.2%
Net Margin
ISPC
ISPC
LGL
LGL
Q4 25
-3.4%
Q3 25
116.8%
Q2 25
-146.9%
-10.4%
Q1 25
-156.8%
-1.2%
Q4 24
-409.8%
30.9%
Q3 24
-54.1%
11.1%
Q2 24
-73.6%
25.8%
Q1 24
-126.7%
5.4%
EPS (diluted)
ISPC
ISPC
LGL
LGL
Q4 25
$-0.02
Q3 25
$0.14
Q2 25
$-0.42
$-0.01
Q1 25
$-0.71
$0.00
Q4 24
$-5.40
$0.05
Q3 24
$-2.10
$0.01
Q2 24
$-3.72
$0.02
Q1 24
$-6.36
$0.00

Balance Sheet & Financial Strength

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

Metric
ISPC
ISPC
LGL
LGL
Cash + ST InvestmentsLiquidity on hand
$41.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$622.0K
$43.5M
Total Assets
$6.0M
$46.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ISPC
ISPC
LGL
LGL
Q4 25
$41.5M
Q3 25
$41.6M
Q2 25
$41.8M
Q1 25
$41.9M
Q4 24
$1.9M
$41.6M
Q3 24
$1.8M
$41.6M
Q2 24
$2.2M
$41.1M
Q1 24
$2.1M
$40.9M
Stockholders' Equity
ISPC
ISPC
LGL
LGL
Q4 25
$43.5M
Q3 25
$39.8M
Q2 25
$622.0K
$39.1M
Q1 25
$1.7M
$39.2M
Q4 24
$3.3M
$39.2M
Q3 24
$4.7M
$39.0M
Q2 24
$6.1M
$38.9M
Q1 24
$6.8M
$38.8M
Total Assets
ISPC
ISPC
LGL
LGL
Q4 25
$46.8M
Q3 25
$43.3M
Q2 25
$6.0M
$43.0M
Q1 25
$6.8M
$43.3M
Q4 24
$9.4M
$43.1M
Q3 24
$11.3M
$42.5M
Q2 24
$11.9M
$42.2M
Q1 24
$12.5M
$42.0M

Cash Flow & Capital Efficiency

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

Metric
ISPC
ISPC
LGL
LGL
Operating Cash FlowLast quarter
$-192.2K
$-355.0K
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ISPC
ISPC
LGL
LGL
Q4 25
$-355.0K
Q3 25
$275.0K
Q2 25
$-192.2K
$-190.0K
Q1 25
$-1.1M
$340.0K
Q4 24
$-3.6M
$-17.0K
Q3 24
$-1.1M
$528.0K
Q2 24
$-1.5M
$203.0K
Q1 24
$-2.1M
$160.0K
Free Cash Flow
ISPC
ISPC
LGL
LGL
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$-3.6M
Q3 24
$-1.1M
Q2 24
Q1 24
$-2.1M
FCF Margin
ISPC
ISPC
LGL
LGL
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
-242.7%
Q3 24
-41.1%
Q2 24
Q1 24
-90.9%
Capex Intensity
ISPC
ISPC
LGL
LGL
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.5%
Q3 24
0.5%
Q2 24
0.0%
Q1 24
0.4%
Cash Conversion
ISPC
ISPC
LGL
LGL
Q4 25
Q3 25
0.36×
Q2 25
Q1 25
Q4 24
-0.08×
Q3 24
7.33×
Q2 24
1.48×
Q1 24
7.62×

Financial Flow Comparison

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

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