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Side-by-side financial comparison of Greystone Housing Impact Investors LP (GHI) and Spero Therapeutics, Inc. (SPRO). Click either name above to swap in a different company.

Greystone Housing Impact Investors LP is the larger business by last-quarter revenue ($15.0M vs $12.6M, roughly 1.2× Spero Therapeutics, Inc.). Spero Therapeutics, Inc. runs the higher net margin — 250.7% vs -38.9%, a 289.6% gap on every dollar of revenue. On growth, Spero Therapeutics, Inc. posted the faster year-over-year revenue change (24080.8% vs -33.6%). Over the past eight quarters, Spero Therapeutics, Inc.'s revenue compounded faster (847.7% CAGR vs -18.1%).

Greystone Housing Impact Investors LP is a publicly traded real estate investment partnership focused on acquiring, owning, and managing affordable and workforce multifamily housing properties across the United States. It prioritizes investments that generate stable long-term returns while expanding housing access for low and middle income communities.

GHI vs SPRO — Head-to-Head

Bigger by revenue
GHI
GHI
1.2× larger
GHI
$15.0M
$12.6M
SPRO
Growing faster (revenue YoY)
SPRO
SPRO
+24114.4% gap
SPRO
24080.8%
-33.6%
GHI
Higher net margin
SPRO
SPRO
289.6% more per $
SPRO
250.7%
-38.9%
GHI
Faster 2-yr revenue CAGR
SPRO
SPRO
Annualised
SPRO
847.7%
-18.1%
GHI

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
GHI
GHI
SPRO
SPRO
Revenue
$15.0M
$12.6M
Net Profit
$-5.8M
$31.5M
Gross Margin
Operating Margin
-33.4%
Net Margin
-38.9%
250.7%
Revenue YoY
-33.6%
24080.8%
Net Profit YoY
-157.6%
250.9%
EPS (diluted)
$-0.31
$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
GHI
GHI
SPRO
SPRO
Q4 25
$15.0M
$12.6M
Q3 25
$21.7M
$0
Q2 25
$23.6M
$0
Q1 25
$25.1M
$12.0K
Q4 24
$22.6M
$52.0K
Q3 24
$24.3M
$65.0K
Q2 24
$22.0M
$114.0K
Q1 24
$22.4M
$140.0K
Net Profit
GHI
GHI
SPRO
SPRO
Q4 25
$-5.8M
$31.5M
Q3 25
$2.0M
$-7.4M
Q2 25
$-7.1M
$-1.7M
Q1 25
$3.3M
$-13.9M
Q4 24
$10.1M
Q3 24
$-4.6M
$-17.1M
Q2 24
$5.2M
$-17.9M
Q1 24
$10.6M
$-12.7M
Operating Margin
GHI
GHI
SPRO
SPRO
Q4 25
-33.4%
Q3 25
9.1%
Q2 25
-30.0%
Q1 25
13.2%
-122758.3%
Q4 24
45.0%
Q3 24
-19.0%
-28604.6%
Q2 24
23.6%
-16720.2%
Q1 24
47.6%
-9987.1%
Net Margin
GHI
GHI
SPRO
SPRO
Q4 25
-38.9%
250.7%
Q3 25
9.1%
Q2 25
-30.0%
Q1 25
13.2%
-115550.0%
Q4 24
44.9%
Q3 24
-19.0%
-26380.0%
Q2 24
23.6%
-15668.4%
Q1 24
47.6%
-9049.3%
EPS (diluted)
GHI
GHI
SPRO
SPRO
Q4 25
$-0.31
$0.56
Q3 25
$0.03
$-0.13
Q2 25
$-0.35
$-0.03
Q1 25
$0.11
$-0.25
Q4 24
$0.38
Q3 24
$-0.23
$-0.32
Q2 24
$0.19
$-0.33
Q1 24
$0.42
$-0.24

Balance Sheet & Financial Strength

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

Metric
GHI
GHI
SPRO
SPRO
Cash + ST InvestmentsLiquidity on hand
$39.5M
$40.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$59.0M
Total Assets
$1.5B
$68.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GHI
GHI
SPRO
SPRO
Q4 25
$39.5M
$40.3M
Q3 25
$36.2M
$48.6M
Q2 25
$47.5M
$31.2M
Q1 25
$51.4M
$48.9M
Q4 24
$14.7M
$52.9M
Q3 24
$37.4M
$76.3M
Q2 24
$34.0M
$63.5M
Q1 24
$56.3M
$82.3M
Stockholders' Equity
GHI
GHI
SPRO
SPRO
Q4 25
$59.0M
Q3 25
$26.5M
Q2 25
$32.8M
Q1 25
$33.8M
Q4 24
$46.1M
Q3 24
$65.5M
Q2 24
$80.5M
Q1 24
$96.2M
Total Assets
GHI
GHI
SPRO
SPRO
Q4 25
$1.5B
$68.9M
Q3 25
$1.5B
$54.2M
Q2 25
$1.5B
$62.1M
Q1 25
$1.5B
$77.7M
Q4 24
$1.6B
$110.5M
Q3 24
$1.5B
$135.2M
Q2 24
$1.5B
$149.9M
Q1 24
$1.5B
$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
GHI
GHI
SPRO
SPRO
Operating Cash FlowLast quarter
$37.5M
$-8.4M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
-0.26×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GHI
GHI
SPRO
SPRO
Q4 25
$37.5M
$-8.4M
Q3 25
$8.4M
$17.4M
Q2 25
$10.2M
$-17.7M
Q1 25
$10.3M
$-4.0M
Q4 24
$18.0M
$-23.4M
Q3 24
$4.9M
$12.8M
Q2 24
$5.1M
$-18.7M
Q1 24
$3.4M
$5.9M
Cash Conversion
GHI
GHI
SPRO
SPRO
Q4 25
-0.26×
Q3 25
4.25×
Q2 25
Q1 25
3.11×
Q4 24
1.78×
Q3 24
Q2 24
0.98×
Q1 24
0.32×

Financial Flow Comparison

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

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