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Side-by-side financial comparison of R F INDUSTRIES LTD (RFIL) and Spero Therapeutics, Inc. (SPRO). Click either name above to swap in a different company.

R F INDUSTRIES LTD is the larger business by last-quarter revenue ($22.7M vs $12.6M, roughly 1.8× Spero Therapeutics, Inc.). Spero Therapeutics, Inc. runs the higher net margin — 250.7% vs 0.8%, a 249.9% gap on every dollar of revenue. On growth, Spero Therapeutics, Inc. posted the faster year-over-year revenue change (24080.8% vs 22.9%). Over the past eight quarters, Spero Therapeutics, Inc.'s revenue compounded faster (847.7% CAGR vs 29.8%).

Tootsie Roll Industries is an American manufacturer of confectionery based in Chicago, Illinois. Its best-known products include the namesake Tootsie Rolls and Tootsie Pops. Tootsie Roll Industries currently markets its brands internationally in Canada, Mexico, and over 75 other countries.

RFIL vs SPRO — Head-to-Head

Bigger by revenue
RFIL
RFIL
1.8× larger
RFIL
$22.7M
$12.6M
SPRO
Growing faster (revenue YoY)
SPRO
SPRO
+24057.8% gap
SPRO
24080.8%
22.9%
RFIL
Higher net margin
SPRO
SPRO
249.9% more per $
SPRO
250.7%
0.8%
RFIL
Faster 2-yr revenue CAGR
SPRO
SPRO
Annualised
SPRO
847.7%
29.8%
RFIL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RFIL
RFIL
SPRO
SPRO
Revenue
$22.7M
$12.6M
Net Profit
$173.0K
$31.5M
Gross Margin
36.8%
Operating Margin
4.0%
Net Margin
0.8%
250.7%
Revenue YoY
22.9%
24080.8%
Net Profit YoY
172.7%
250.9%
EPS (diluted)
$0.01
$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
RFIL
RFIL
SPRO
SPRO
Q4 25
$22.7M
$12.6M
Q3 25
$19.8M
$0
Q2 25
$18.9M
$0
Q1 25
$19.2M
$12.0K
Q4 24
$18.5M
$52.0K
Q3 24
$16.8M
$65.0K
Q2 24
$16.1M
$114.0K
Q1 24
$13.5M
$140.0K
Net Profit
RFIL
RFIL
SPRO
SPRO
Q4 25
$173.0K
$31.5M
Q3 25
$392.0K
$-7.4M
Q2 25
$-245.0K
$-1.7M
Q1 25
$-245.0K
$-13.9M
Q4 24
$-238.0K
Q3 24
$-705.0K
$-17.1M
Q2 24
$-4.3M
$-17.9M
Q1 24
$-1.4M
$-12.7M
Gross Margin
RFIL
RFIL
SPRO
SPRO
Q4 25
36.8%
Q3 25
34.0%
Q2 25
31.5%
Q1 25
29.8%
Q4 24
31.3%
Q3 24
29.5%
Q2 24
29.9%
Q1 24
24.5%
Operating Margin
RFIL
RFIL
SPRO
SPRO
Q4 25
4.0%
Q3 25
3.6%
Q2 25
0.6%
Q1 25
0.3%
-122758.3%
Q4 24
0.5%
Q3 24
-2.5%
-28604.6%
Q2 24
-2.6%
-16720.2%
Q1 24
-15.5%
-9987.1%
Net Margin
RFIL
RFIL
SPRO
SPRO
Q4 25
0.8%
250.7%
Q3 25
2.0%
Q2 25
-1.3%
Q1 25
-1.3%
-115550.0%
Q4 24
-1.3%
Q3 24
-4.2%
-26380.0%
Q2 24
-26.7%
-15668.4%
Q1 24
-10.1%
-9049.3%
EPS (diluted)
RFIL
RFIL
SPRO
SPRO
Q4 25
$0.01
$0.56
Q3 25
$0.04
$-0.13
Q2 25
$-0.02
$-0.03
Q1 25
$-0.02
$-0.25
Q4 24
$-0.02
Q3 24
$-0.07
$-0.32
Q2 24
$-0.41
$-0.33
Q1 24
$-0.13
$-0.24

Balance Sheet & Financial Strength

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

Metric
RFIL
RFIL
SPRO
SPRO
Cash + ST InvestmentsLiquidity on hand
$5.1M
$40.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$35.2M
$59.0M
Total Assets
$73.0M
$68.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RFIL
RFIL
SPRO
SPRO
Q4 25
$5.1M
$40.3M
Q3 25
$3.0M
$48.6M
Q2 25
$3.6M
$31.2M
Q1 25
$1.3M
$48.9M
Q4 24
$839.0K
$52.9M
Q3 24
$1.8M
$76.3M
Q2 24
$1.4M
$63.5M
Q1 24
$4.5M
$82.3M
Stockholders' Equity
RFIL
RFIL
SPRO
SPRO
Q4 25
$35.2M
$59.0M
Q3 25
$34.8M
$26.5M
Q2 25
$34.2M
$32.8M
Q1 25
$34.2M
$33.8M
Q4 24
$34.1M
$46.1M
Q3 24
$34.1M
$65.5M
Q2 24
$34.6M
$80.5M
Q1 24
$38.7M
$96.2M
Total Assets
RFIL
RFIL
SPRO
SPRO
Q4 25
$73.0M
$68.9M
Q3 25
$73.2M
$54.2M
Q2 25
$72.7M
$62.1M
Q1 25
$70.4M
$77.7M
Q4 24
$71.0M
$110.5M
Q3 24
$71.9M
$135.2M
Q2 24
$72.8M
$149.9M
Q1 24
$79.1M
$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
RFIL
RFIL
SPRO
SPRO
Operating Cash FlowLast quarter
$2.1M
$-8.4M
Free Cash FlowOCF − Capex
$2.0M
FCF MarginFCF / Revenue
9.0%
Capex IntensityCapex / Revenue
0.3%
Cash ConversionOCF / Net Profit
12.13×
-0.26×
TTM Free Cash FlowTrailing 4 quarters
$4.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RFIL
RFIL
SPRO
SPRO
Q4 25
$2.1M
$-8.4M
Q3 25
$-311.0K
$17.4M
Q2 25
$2.2M
$-17.7M
Q1 25
$601.0K
$-4.0M
Q4 24
$-244.0K
$-23.4M
Q3 24
$2.4M
$12.8M
Q2 24
$197.0K
$-18.7M
Q1 24
$840.0K
$5.9M
Free Cash Flow
RFIL
RFIL
SPRO
SPRO
Q4 25
$2.0M
Q3 25
$-419.0K
Q2 25
$2.2M
Q1 25
$574.0K
Q4 24
$-418.0K
Q3 24
$2.1M
Q2 24
$28.0K
Q1 24
$697.0K
FCF Margin
RFIL
RFIL
SPRO
SPRO
Q4 25
9.0%
Q3 25
-2.1%
Q2 25
11.4%
Q1 25
3.0%
Q4 24
-2.3%
Q3 24
12.6%
Q2 24
0.2%
Q1 24
5.2%
Capex Intensity
RFIL
RFIL
SPRO
SPRO
Q4 25
0.3%
Q3 25
0.5%
Q2 25
0.2%
Q1 25
0.1%
Q4 24
0.9%
Q3 24
1.5%
Q2 24
1.0%
Q1 24
1.1%
Cash Conversion
RFIL
RFIL
SPRO
SPRO
Q4 25
12.13×
-0.26×
Q3 25
-0.79×
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.

Revenue Breakdown by Segment

RFIL
RFIL

US$20.9M92%
Non Us$1.8M8%

SPRO
SPRO

Segment breakdown not available.

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