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Side-by-side financial comparison of Allot Ltd. (ALLT) and Spero Therapeutics, Inc. (SPRO). Click either name above to swap in a different company.

Allot Ltd. is the larger business by last-quarter revenue ($24.1M vs $12.6M, roughly 1.9× Spero Therapeutics, Inc.). Spero Therapeutics, Inc. runs the higher net margin — 250.7% vs -7.0%, a 257.7% gap on every dollar of revenue. On growth, Spero Therapeutics, Inc. posted the faster year-over-year revenue change (24080.8% vs 8.5%).

Allot Ltd., formerly Allot Communications, is an Israeli high-tech company that develops telecommunications software. The company is headquartered in Hod Hasharon, Israel.

ALLT vs SPRO — Head-to-Head

Bigger by revenue
ALLT
ALLT
1.9× larger
ALLT
$24.1M
$12.6M
SPRO
Growing faster (revenue YoY)
SPRO
SPRO
+24072.3% gap
SPRO
24080.8%
8.5%
ALLT
Higher net margin
SPRO
SPRO
257.7% more per $
SPRO
250.7%
-7.0%
ALLT

Income Statement — Q2 FY2025 vs Q4 FY2025

Metric
ALLT
ALLT
SPRO
SPRO
Revenue
$24.1M
$12.6M
Net Profit
$-1.7M
$31.5M
Gross Margin
72.1%
Operating Margin
-1.7%
Net Margin
-7.0%
250.7%
Revenue YoY
8.5%
24080.8%
Net Profit YoY
49.6%
250.9%
EPS (diluted)
$-0.04
$0.56

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
ALLT
ALLT
SPRO
SPRO
Q4 25
$12.6M
Q3 25
$0
Q2 25
$24.1M
$0
Q1 25
$23.1M
$12.0K
Q4 24
$52.0K
Q3 24
$65.0K
Q2 24
$22.2M
$114.0K
Q1 24
$140.0K
Net Profit
ALLT
ALLT
SPRO
SPRO
Q4 25
$31.5M
Q3 25
$-7.4M
Q2 25
$-1.7M
$-1.7M
Q1 25
$-332.0K
$-13.9M
Q4 24
Q3 24
$-17.1M
Q2 24
$-3.4M
$-17.9M
Q1 24
$-12.7M
Gross Margin
ALLT
ALLT
SPRO
SPRO
Q4 25
Q3 25
Q2 25
72.1%
Q1 25
69.3%
Q4 24
Q3 24
Q2 24
68.5%
Q1 24
Operating Margin
ALLT
ALLT
SPRO
SPRO
Q4 25
Q3 25
Q2 25
-1.7%
Q1 25
-3.1%
-122758.3%
Q4 24
Q3 24
-28604.6%
Q2 24
-15.2%
-16720.2%
Q1 24
-9987.1%
Net Margin
ALLT
ALLT
SPRO
SPRO
Q4 25
250.7%
Q3 25
Q2 25
-7.0%
Q1 25
-1.4%
-115550.0%
Q4 24
Q3 24
-26380.0%
Q2 24
-15.1%
-15668.4%
Q1 24
-9049.3%
EPS (diluted)
ALLT
ALLT
SPRO
SPRO
Q4 25
$0.56
Q3 25
$-0.13
Q2 25
$-0.04
$-0.03
Q1 25
$-0.01
$-0.25
Q4 24
Q3 24
$-0.32
Q2 24
$-0.09
$-0.33
Q1 24
$-0.24

Balance Sheet & Financial Strength

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

Metric
ALLT
ALLT
SPRO
SPRO
Cash + ST InvestmentsLiquidity on hand
$60.1M
$40.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$99.7M
$59.0M
Total Assets
$154.1M
$68.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALLT
ALLT
SPRO
SPRO
Q4 25
$40.3M
Q3 25
$48.6M
Q2 25
$60.1M
$31.2M
Q1 25
$10.1M
$48.9M
Q4 24
$52.9M
Q3 24
$76.3M
Q2 24
$15.9M
$63.5M
Q1 24
$82.3M
Stockholders' Equity
ALLT
ALLT
SPRO
SPRO
Q4 25
$59.0M
Q3 25
$26.5M
Q2 25
$99.7M
$32.8M
Q1 25
$50.0M
$33.8M
Q4 24
$46.1M
Q3 24
$65.5M
Q2 24
$46.7M
$80.5M
Q1 24
$96.2M
Total Assets
ALLT
ALLT
SPRO
SPRO
Q4 25
$68.9M
Q3 25
$54.2M
Q2 25
$154.1M
$62.1M
Q1 25
$140.3M
$77.7M
Q4 24
$110.5M
Q3 24
$135.2M
Q2 24
$132.5M
$149.9M
Q1 24
$167.7M

Cash Flow & Capital Efficiency

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

Metric
ALLT
ALLT
SPRO
SPRO
Operating Cash FlowLast quarter
$4.4M
$-8.4M
Free Cash FlowOCF − Capex
$4.0M
FCF MarginFCF / Revenue
16.5%
Capex IntensityCapex / Revenue
1.7%
Cash ConversionOCF / Net Profit
-0.26×
TTM Free Cash FlowTrailing 4 quarters
$-6.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALLT
ALLT
SPRO
SPRO
Q4 25
$-8.4M
Q3 25
$17.4M
Q2 25
$4.4M
$-17.7M
Q1 25
$1.7M
$-4.0M
Q4 24
$-23.4M
Q3 24
$12.8M
Q2 24
$1.2M
$-18.7M
Q1 24
$5.9M
Free Cash Flow
ALLT
ALLT
SPRO
SPRO
Q4 25
Q3 25
Q2 25
$4.0M
Q1 25
$1.4M
Q4 24
Q3 24
Q2 24
$217.0K
Q1 24
FCF Margin
ALLT
ALLT
SPRO
SPRO
Q4 25
Q3 25
Q2 25
16.5%
Q1 25
6.1%
Q4 24
Q3 24
Q2 24
1.0%
Q1 24
Capex Intensity
ALLT
ALLT
SPRO
SPRO
Q4 25
Q3 25
Q2 25
1.7%
Q1 25
1.2%
Q4 24
Q3 24
Q2 24
4.3%
Q1 24
Cash Conversion
ALLT
ALLT
SPRO
SPRO
Q4 25
-0.26×
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

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