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Side-by-side financial comparison of National Storage Affiliates Trust (NSA) and Protagonist Therapeutics, Inc (PTGX). Click either name above to swap in a different company.

National Storage Affiliates Trust is the larger business by last-quarter revenue ($187.0M vs $170.6M, roughly 1.1× Protagonist Therapeutics, Inc). Protagonist Therapeutics, Inc runs the higher net margin — 77.2% vs 12.2%, a 64.9% gap on every dollar of revenue. On growth, Protagonist Therapeutics, Inc posted the faster year-over-year revenue change (184.4% vs -1.6%). National Storage Affiliates Trust produced more free cash flow last quarter ($299.8M vs $182.8M).

National Storage Affiliates Trust is a U.S.-headquartered real estate investment trust focused on self-storage assets. It owns, operates and acquires self-storage facilities across dozens of U.S. states, offering secure storage solutions for residential and commercial customers.

Protagonist Therapeutics, Inc. is a clinical-stage biopharmaceutical company focused on discovering and developing novel peptide-based targeted therapies for unmet medical needs, primarily covering gastrointestinal disorders, inflammatory diseases and rare disease indications. Its lead product candidates target inflammatory bowel disease and other chronic immune-related conditions, with operations spanning global R&D and partnership collaborations.

NSA vs PTGX — Head-to-Head

Bigger by revenue
NSA
NSA
1.1× larger
NSA
$187.0M
$170.6M
PTGX
Growing faster (revenue YoY)
PTGX
PTGX
+186.0% gap
PTGX
184.4%
-1.6%
NSA
Higher net margin
PTGX
PTGX
64.9% more per $
PTGX
77.2%
12.2%
NSA
More free cash flow
NSA
NSA
$117.0M more FCF
NSA
$299.8M
$182.8M
PTGX

Income Statement — Q4 FY2025 vs Q4 FY2024

Metric
NSA
NSA
PTGX
PTGX
Revenue
$187.0M
$170.6M
Net Profit
$22.9M
$131.7M
Gross Margin
72.5%
Operating Margin
20.2%
74.3%
Net Margin
12.2%
77.2%
Revenue YoY
-1.6%
184.4%
Net Profit YoY
36.8%
381.7%
EPS (diluted)
$0.23
$2.01

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
NSA
NSA
PTGX
PTGX
Q4 25
$187.0M
Q3 25
$188.7M
Q2 25
$188.8M
Q1 25
$188.4M
Q4 24
$190.1M
$170.6M
Q3 24
$193.6M
Q2 24
$190.4M
Q1 24
$196.1M
$255.0M
Net Profit
NSA
NSA
PTGX
PTGX
Q4 25
$22.9M
Q3 25
$18.4M
Q2 25
$19.5M
Q1 25
$13.0M
Q4 24
$16.7M
$131.7M
Q3 24
$18.7M
Q2 24
$17.1M
Q1 24
$59.0M
$207.3M
Gross Margin
NSA
NSA
PTGX
PTGX
Q4 25
72.5%
Q3 25
70.7%
Q2 25
70.5%
Q1 25
70.7%
Q4 24
72.5%
Q3 24
72.8%
Q2 24
72.6%
Q1 24
72.1%
Operating Margin
NSA
NSA
PTGX
PTGX
Q4 25
20.2%
Q3 25
15.8%
Q2 25
16.5%
Q1 25
11.0%
Q4 24
14.5%
74.3%
Q3 24
15.8%
Q2 24
17.2%
Q1 24
48.9%
80.9%
Net Margin
NSA
NSA
PTGX
PTGX
Q4 25
12.2%
Q3 25
9.8%
Q2 25
10.3%
Q1 25
6.9%
Q4 24
8.8%
77.2%
Q3 24
9.7%
Q2 24
9.0%
Q1 24
30.1%
81.3%
EPS (diluted)
NSA
NSA
PTGX
PTGX
Q4 25
$0.23
Q3 25
$0.17
Q2 25
$0.19
Q1 25
$0.10
Q4 24
$0.19
$2.01
Q3 24
$0.18
Q2 24
$0.16
Q1 24
$0.65
$3.26

Balance Sheet & Financial Strength

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

Metric
NSA
NSA
PTGX
PTGX
Cash + ST InvestmentsLiquidity on hand
$23.3M
$418.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$946.0M
$675.3M
Total Assets
$5.1B
$744.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NSA
NSA
PTGX
PTGX
Q4 25
$23.3M
Q3 25
$26.3M
Q2 25
$26.1M
Q1 25
$19.3M
Q4 24
$50.4M
$418.9M
Q3 24
$69.9M
Q2 24
$59.0M
Q1 24
$64.2M
$322.6M
Stockholders' Equity
NSA
NSA
PTGX
PTGX
Q4 25
$946.0M
Q3 25
$973.1M
Q2 25
$1.0B
Q1 25
$1.0B
Q4 24
$1.1B
$675.3M
Q3 24
$986.9M
Q2 24
$1.2B
Q1 24
$1.3B
$560.4M
Total Assets
NSA
NSA
PTGX
PTGX
Q4 25
$5.1B
Q3 25
$5.1B
Q2 25
$5.2B
Q1 25
$5.3B
Q4 24
$5.4B
$744.7M
Q3 24
$5.4B
Q2 24
$5.3B
Q1 24
$5.4B
$629.3M

Cash Flow & Capital Efficiency

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

Metric
NSA
NSA
PTGX
PTGX
Operating Cash FlowLast quarter
$338.5M
$184.2M
Free Cash FlowOCF − Capex
$299.8M
$182.8M
FCF MarginFCF / Revenue
160.3%
107.1%
Capex IntensityCapex / Revenue
20.7%
0.8%
Cash ConversionOCF / Net Profit
14.79×
1.40×
TTM Free Cash FlowTrailing 4 quarters
$541.5M
$101.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NSA
NSA
PTGX
PTGX
Q4 25
$338.5M
Q3 25
$100.2M
Q2 25
$79.9M
Q1 25
$85.6M
Q4 24
$363.1M
$184.2M
Q3 24
$105.7M
Q2 24
$83.2M
Q1 24
$94.0M
$-27.4M
Free Cash Flow
NSA
NSA
PTGX
PTGX
Q4 25
$299.8M
Q3 25
$88.0M
Q2 25
$73.8M
Q1 25
$79.9M
Q4 24
$344.4M
$182.8M
Q3 24
$101.8M
Q2 24
$79.5M
Q1 24
$88.6M
$-27.7M
FCF Margin
NSA
NSA
PTGX
PTGX
Q4 25
160.3%
Q3 25
46.6%
Q2 25
39.1%
Q1 25
42.4%
Q4 24
181.2%
107.1%
Q3 24
52.6%
Q2 24
41.7%
Q1 24
45.2%
-10.9%
Capex Intensity
NSA
NSA
PTGX
PTGX
Q4 25
20.7%
Q3 25
6.5%
Q2 25
3.2%
Q1 25
3.0%
Q4 24
9.8%
0.8%
Q3 24
2.0%
Q2 24
1.9%
Q1 24
2.7%
0.1%
Cash Conversion
NSA
NSA
PTGX
PTGX
Q4 25
14.79×
Q3 25
5.44×
Q2 25
4.10×
Q1 25
6.59×
Q4 24
21.70×
1.40×
Q3 24
5.65×
Q2 24
4.88×
Q1 24
1.59×
-0.13×

Financial Flow Comparison

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

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