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Side-by-side financial comparison of SL GREEN REALTY CORP (SLG) and Tenable Holdings, Inc. (TENB). Click either name above to swap in a different company.

SL GREEN REALTY CORP is the larger business by last-quarter revenue ($276.5M vs $262.1M, roughly 1.1× Tenable Holdings, Inc.). Tenable Holdings, Inc. runs the higher net margin — 0.5% vs -36.5%, a 37.0% gap on every dollar of revenue. On growth, SL GREEN REALTY CORP posted the faster year-over-year revenue change (12.4% vs 9.6%). Over the past eight quarters, SL GREEN REALTY CORP's revenue compounded faster (21.3% CAGR vs 8.8%).

SL Green Realty Corp. is a real estate investment trust that primarily invests in office buildings and shopping centers in New York City. As of December 31, 2024, the company owned interests in 39 properties comprising 25,297,353 square feet, primarily in Manhattan. It has been referred to as "New York City’s largest office landlord".

Tenable Holdings, Inc. is a cybersecurity company based in Columbia, Maryland. Its vulnerability scanner software Nessus, developed in 1998, is one of the most widely deployed vulnerability assessment solutions in the cybersecurity industry. As of December 31, 2023, the company had approximately 44,000 customers, including 65% of the Fortune 500.

SLG vs TENB — Head-to-Head

Bigger by revenue
SLG
SLG
1.1× larger
SLG
$276.5M
$262.1M
TENB
Growing faster (revenue YoY)
SLG
SLG
+2.9% gap
SLG
12.4%
9.6%
TENB
Higher net margin
TENB
TENB
37.0% more per $
TENB
0.5%
-36.5%
SLG
Faster 2-yr revenue CAGR
SLG
SLG
Annualised
SLG
21.3%
8.8%
TENB

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
SLG
SLG
TENB
TENB
Revenue
$276.5M
$262.1M
Net Profit
$-100.8M
$1.4M
Gross Margin
78.4%
Operating Margin
64.2%
25.0%
Net Margin
-36.5%
0.5%
Revenue YoY
12.4%
9.6%
Net Profit YoY
-870.0%
EPS (diluted)
$-1.49
$0.01

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
SLG
SLG
TENB
TENB
Q1 26
$262.1M
Q4 25
$276.5M
$260.5M
Q3 25
$244.8M
$252.4M
Q2 25
$241.9M
$247.3M
Q1 25
$239.8M
$239.1M
Q4 24
$245.9M
$235.7M
Q3 24
$229.7M
$227.1M
Q2 24
$222.8M
$221.2M
Net Profit
SLG
SLG
TENB
TENB
Q1 26
$1.4M
Q4 25
$-100.8M
$-737.0K
Q3 25
$28.6M
$2.3M
Q2 25
$-7.4M
$-14.7M
Q1 25
$-17.3M
$-22.9M
Q4 24
$19.1M
$1.9M
Q3 24
$-9.5M
$-9.2M
Q2 24
$1.6M
$-14.6M
Gross Margin
SLG
SLG
TENB
TENB
Q1 26
78.4%
Q4 25
78.8%
Q3 25
77.5%
Q2 25
78.0%
Q1 25
78.1%
Q4 24
78.2%
Q3 24
77.8%
Q2 24
77.9%
Operating Margin
SLG
SLG
TENB
TENB
Q1 26
25.0%
Q4 25
64.2%
3.4%
Q3 25
85.5%
2.8%
Q2 25
53.4%
-3.0%
Q1 25
56.7%
-7.4%
Q4 24
59.8%
5.5%
Q3 24
65.1%
-0.9%
Q2 24
79.2%
-4.0%
Net Margin
SLG
SLG
TENB
TENB
Q1 26
0.5%
Q4 25
-36.5%
-0.3%
Q3 25
11.7%
0.9%
Q2 25
-3.0%
-5.9%
Q1 25
-7.2%
-9.6%
Q4 24
7.8%
0.8%
Q3 24
-4.2%
-4.1%
Q2 24
0.7%
-6.6%
EPS (diluted)
SLG
SLG
TENB
TENB
Q1 26
$0.01
Q4 25
$-1.49
$-0.01
Q3 25
$0.34
$0.02
Q2 25
$-0.16
$-0.12
Q1 25
$-0.30
$-0.19
Q4 24
$0.13
$0.01
Q3 24
$-0.21
$-0.08
Q2 24
$-0.04
$-0.12

Balance Sheet & Financial Strength

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

Metric
SLG
SLG
TENB
TENB
Cash + ST InvestmentsLiquidity on hand
$155.7M
$360.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$3.7B
$248.2M
Total Assets
$11.1B
$1.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SLG
SLG
TENB
TENB
Q1 26
$360.3M
Q4 25
$155.7M
$402.2M
Q3 25
$187.0M
$383.6M
Q2 25
$182.9M
$386.5M
Q1 25
$180.1M
$460.3M
Q4 24
$184.3M
$577.2M
Q3 24
$188.2M
$548.4M
Q2 24
$199.5M
$487.0M
Stockholders' Equity
SLG
SLG
TENB
TENB
Q1 26
$248.2M
Q4 25
$3.7B
$326.4M
Q3 25
$3.8B
$344.4M
Q2 25
$3.8B
$350.7M
Q1 25
$3.8B
$383.2M
Q4 24
$4.0B
$400.0M
Q3 24
$3.6B
$404.6M
Q2 24
$3.7B
$363.6M
Total Assets
SLG
SLG
TENB
TENB
Q1 26
$1.6B
Q4 25
$11.1B
$1.7B
Q3 25
$11.1B
$1.7B
Q2 25
$11.3B
$1.7B
Q1 25
$11.4B
$1.7B
Q4 24
$10.5B
$1.7B
Q3 24
$10.2B
$1.6B
Q2 24
$9.5B
$1.6B

Cash Flow & Capital Efficiency

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

Metric
SLG
SLG
TENB
TENB
Operating Cash FlowLast quarter
$82.9M
$88.0M
Free Cash FlowOCF − Capex
$82.6M
FCF MarginFCF / Revenue
31.5%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
62.21×
TTM Free Cash FlowTrailing 4 quarters
$256.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SLG
SLG
TENB
TENB
Q1 26
$88.0M
Q4 25
$82.9M
$83.0M
Q3 25
$-6.8M
$53.9M
Q2 25
$54.5M
$42.5M
Q1 25
$6.7M
$87.4M
Q4 24
$129.6M
$81.1M
Q3 24
$16.7M
$54.6M
Q2 24
$79.4M
$31.4M
Free Cash Flow
SLG
SLG
TENB
TENB
Q1 26
$82.6M
Q4 25
$82.7M
Q3 25
$53.0M
Q2 25
$38.1M
Q1 25
$80.9M
Q4 24
$78.8M
Q3 24
$53.9M
Q2 24
$30.9M
FCF Margin
SLG
SLG
TENB
TENB
Q1 26
31.5%
Q4 25
31.7%
Q3 25
21.0%
Q2 25
15.4%
Q1 25
33.8%
Q4 24
33.4%
Q3 24
23.7%
Q2 24
14.0%
Capex Intensity
SLG
SLG
TENB
TENB
Q1 26
Q4 25
0.1%
Q3 25
0.3%
Q2 25
1.8%
Q1 25
2.7%
Q4 24
1.0%
Q3 24
0.3%
Q2 24
0.2%
Cash Conversion
SLG
SLG
TENB
TENB
Q1 26
62.21×
Q4 25
Q3 25
-0.24×
23.83×
Q2 25
Q1 25
Q4 24
6.77×
43.43×
Q3 24
Q2 24
50.33×

Financial Flow Comparison

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

Revenue Breakdown by Segment

SLG
SLG

Real Estate Segment$223.1M81%
Other$35.9M13%
Debt And Preferred Equity Segment$17.4M6%

TENB
TENB

Subscription revenue$243.2M93%
Perpetual license and maintenance revenue$10.2M4%
Other$8.7M3%

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