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Side-by-side financial comparison of Spero Therapeutics, Inc. (SPRO) and SWK Holdings Corp (SWKH). Click either name above to swap in a different company.

Spero Therapeutics, Inc. is the larger business by last-quarter revenue ($12.6M vs $8.7M, roughly 1.4× SWK Holdings Corp). On growth, Spero Therapeutics, Inc. posted the faster year-over-year revenue change (24080.8% vs -29.7%). Over the past eight quarters, Spero Therapeutics, Inc.'s revenue compounded faster (847.7% CAGR vs -12.5%).

SWK Holdings Corp is a specialty finance firm focused on the healthcare and life sciences sectors. It provides tailored financing solutions including royalty monetization, structured debt, and asset-backed lending to biotech, pharmaceutical, medical device and diagnostic companies, with its core market centered in North America.

SPRO vs SWKH — Head-to-Head

Bigger by revenue
SPRO
SPRO
1.4× larger
SPRO
$12.6M
$8.7M
SWKH
Growing faster (revenue YoY)
SPRO
SPRO
+24110.5% gap
SPRO
24080.8%
-29.7%
SWKH
Faster 2-yr revenue CAGR
SPRO
SPRO
Annualised
SPRO
847.7%
-12.5%
SWKH

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
SPRO
SPRO
SWKH
SWKH
Revenue
$12.6M
$8.7M
Net Profit
$31.5M
$-19.4M
Gross Margin
Operating Margin
9.9%
Net Margin
250.7%
Revenue YoY
24080.8%
-29.7%
Net Profit YoY
250.9%
-430.2%
EPS (diluted)
$0.56
$-1.59

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
SPRO
SPRO
SWKH
SWKH
Q4 25
$12.6M
$8.7M
Q3 25
$0
$10.9M
Q2 25
$0
$10.1M
Q1 25
$12.0K
$11.8M
Q4 24
$52.0K
$12.4M
Q3 24
$65.0K
$10.4M
Q2 24
$114.0K
$10.8M
Q1 24
$140.0K
$11.4M
Net Profit
SPRO
SPRO
SWKH
SWKH
Q4 25
$31.5M
$-19.4M
Q3 25
$-7.4M
$8.8M
Q2 25
$-1.7M
$3.5M
Q1 25
$-13.9M
$4.5M
Q4 24
$5.9M
Q3 24
$-17.1M
$3.5M
Q2 24
$-17.9M
$3.7M
Q1 24
$-12.7M
$468.0K
Operating Margin
SPRO
SPRO
SWKH
SWKH
Q4 25
9.9%
Q3 25
61.3%
Q2 25
46.1%
Q1 25
-122758.3%
68.6%
Q4 24
44.7%
Q3 24
-28604.6%
39.2%
Q2 24
-16720.2%
8.3%
Q1 24
-9987.1%
9.5%
Net Margin
SPRO
SPRO
SWKH
SWKH
Q4 25
250.7%
Q3 25
80.7%
Q2 25
35.2%
Q1 25
-115550.0%
38.4%
Q4 24
47.5%
Q3 24
-26380.0%
33.3%
Q2 24
-15668.4%
33.9%
Q1 24
-9049.3%
4.1%
EPS (diluted)
SPRO
SPRO
SWKH
SWKH
Q4 25
$0.56
$-1.59
Q3 25
$-0.13
$0.72
Q2 25
$-0.03
$0.29
Q1 25
$-0.25
$0.37
Q4 24
$0.47
Q3 24
$-0.32
$0.28
Q2 24
$-0.33
$0.30
Q1 24
$-0.24
$0.04

Balance Sheet & Financial Strength

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

Metric
SPRO
SPRO
SWKH
SWKH
Cash + ST InvestmentsLiquidity on hand
$40.3M
$42.8M
Total DebtLower is stronger
$33.0M
Stockholders' EquityBook value
$59.0M
$235.1M
Total Assets
$68.9M
$272.4M
Debt / EquityLower = less leverage
0.14×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SPRO
SPRO
SWKH
SWKH
Q4 25
$40.3M
$42.8M
Q3 25
$48.6M
$10.2M
Q2 25
$31.2M
$8.0M
Q1 25
$48.9M
$29.8M
Q4 24
$52.9M
$5.9M
Q3 24
$76.3M
$17.2M
Q2 24
$63.5M
$5.5M
Q1 24
$82.3M
$5.5M
Total Debt
SPRO
SPRO
SWKH
SWKH
Q4 25
$33.0M
Q3 25
$33.0M
Q2 25
$33.0M
Q1 25
$33.0M
Q4 24
$33.0M
Q3 24
$33.0M
Q2 24
$33.0M
Q1 24
$33.0M
Stockholders' Equity
SPRO
SPRO
SWKH
SWKH
Q4 25
$59.0M
$235.1M
Q3 25
$26.5M
$254.2M
Q2 25
$32.8M
$246.5M
Q1 25
$33.8M
$292.7M
Q4 24
$46.1M
$288.7M
Q3 24
$65.5M
$283.4M
Q2 24
$80.5M
$282.8M
Q1 24
$96.2M
$279.9M
Total Assets
SPRO
SPRO
SWKH
SWKH
Q4 25
$68.9M
$272.4M
Q3 25
$54.2M
$289.4M
Q2 25
$62.1M
$285.7M
Q1 25
$77.7M
$331.3M
Q4 24
$110.5M
$332.2M
Q3 24
$135.2M
$321.3M
Q2 24
$149.9M
$321.0M
Q1 24
$167.7M
$322.0M
Debt / Equity
SPRO
SPRO
SWKH
SWKH
Q4 25
0.14×
Q3 25
0.13×
Q2 25
0.13×
Q1 25
0.11×
Q4 24
0.11×
Q3 24
0.12×
Q2 24
0.12×
Q1 24
0.12×

Cash Flow & Capital Efficiency

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

Metric
SPRO
SPRO
SWKH
SWKH
Operating Cash FlowLast quarter
$-8.4M
$27.3M
Free Cash FlowOCF − Capex
$26.8M
FCF MarginFCF / Revenue
308.1%
Capex IntensityCapex / Revenue
5.9%
Cash ConversionOCF / Net Profit
-0.26×
TTM Free Cash FlowTrailing 4 quarters
$43.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SPRO
SPRO
SWKH
SWKH
Q4 25
$-8.4M
$27.3M
Q3 25
$17.4M
$906.0K
Q2 25
$-17.7M
$7.8M
Q1 25
$-4.0M
$8.3M
Q4 24
$-23.4M
$23.0M
Q3 24
$12.8M
$6.3M
Q2 24
$-18.7M
$5.4M
Q1 24
$5.9M
$4.4M
Free Cash Flow
SPRO
SPRO
SWKH
SWKH
Q4 25
$26.8M
Q3 25
$557.0K
Q2 25
$7.7M
Q1 25
$8.2M
Q4 24
$22.9M
Q3 24
$6.3M
Q2 24
$5.4M
Q1 24
FCF Margin
SPRO
SPRO
SWKH
SWKH
Q4 25
308.1%
Q3 25
5.1%
Q2 25
77.0%
Q1 25
69.1%
Q4 24
185.3%
Q3 24
60.4%
Q2 24
49.7%
Q1 24
Capex Intensity
SPRO
SPRO
SWKH
SWKH
Q4 25
5.9%
Q3 25
3.2%
Q2 25
0.6%
Q1 25
0.8%
Q4 24
1.1%
Q3 24
0.3%
Q2 24
0.2%
Q1 24
0.0%
Cash Conversion
SPRO
SPRO
SWKH
SWKH
Q4 25
-0.26×
Q3 25
0.10×
Q2 25
2.21×
Q1 25
1.82×
Q4 24
3.93×
Q3 24
1.82×
Q2 24
1.47×
Q1 24
9.47×

Financial Flow Comparison

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

Revenue Breakdown by Segment

SPRO
SPRO

Segment breakdown not available.

SWKH
SWKH

Finance Receivables Segment$8.4M96%
Other$329.0K4%

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