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Side-by-side financial comparison of Rocket Lab Corp (RKLB) and SL GREEN REALTY CORP (SLG). 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 $179.7M, roughly 1.5× Rocket Lab Corp). Rocket Lab Corp runs the higher net margin — -29.5% vs -36.5%, a 7.0% gap on every dollar of revenue. On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs 12.4%). Over the past eight quarters, Rocket Lab Corp's revenue compounded faster (39.2% CAGR vs 21.3%).

Rocket Lab Corporation is a publicly traded aerospace manufacturer and launch service provider. Its Electron orbital rocket launches small satellites and has successfully completed over 75 missions as of January 2026, making it the most prolific small-lift launch vehicle in operation globally. A suborbital variant of Electron, called HASTE, was developed as a testbed to advance hypersonic technology development, while the next-generation reusable Neutron medium-lift launch vehicle is in devel...

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".

RKLB vs SLG — Head-to-Head

Bigger by revenue
SLG
SLG
1.5× larger
SLG
$276.5M
$179.7M
RKLB
Growing faster (revenue YoY)
RKLB
RKLB
+23.3% gap
RKLB
35.7%
12.4%
SLG
Higher net margin
RKLB
RKLB
7.0% more per $
RKLB
-29.5%
-36.5%
SLG
Faster 2-yr revenue CAGR
RKLB
RKLB
Annualised
RKLB
39.2%
21.3%
SLG

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RKLB
RKLB
SLG
SLG
Revenue
$179.7M
$276.5M
Net Profit
$-52.9M
$-100.8M
Gross Margin
38.0%
Operating Margin
-28.4%
64.2%
Net Margin
-29.5%
-36.5%
Revenue YoY
35.7%
12.4%
Net Profit YoY
-1.1%
-870.0%
EPS (diluted)
$-0.09
$-1.49

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
RKLB
RKLB
SLG
SLG
Q4 25
$179.7M
$276.5M
Q3 25
$155.1M
$244.8M
Q2 25
$144.5M
$241.9M
Q1 25
$122.6M
$239.8M
Q4 24
$132.4M
$245.9M
Q3 24
$104.8M
$229.7M
Q2 24
$106.3M
$222.8M
Q1 24
$92.8M
$187.9M
Net Profit
RKLB
RKLB
SLG
SLG
Q4 25
$-52.9M
$-100.8M
Q3 25
$-18.3M
$28.6M
Q2 25
$-66.4M
$-7.4M
Q1 25
$-60.6M
$-17.3M
Q4 24
$-52.3M
$19.1M
Q3 24
$-51.9M
$-9.5M
Q2 24
$-41.6M
$1.6M
Q1 24
$-44.3M
$16.9M
Gross Margin
RKLB
RKLB
SLG
SLG
Q4 25
38.0%
Q3 25
37.0%
Q2 25
32.1%
Q1 25
28.8%
Q4 24
27.8%
Q3 24
26.7%
Q2 24
25.6%
Q1 24
26.1%
Operating Margin
RKLB
RKLB
SLG
SLG
Q4 25
-28.4%
64.2%
Q3 25
-38.0%
85.5%
Q2 25
-41.3%
53.4%
Q1 25
-48.3%
56.7%
Q4 24
-38.9%
59.8%
Q3 24
-49.5%
65.1%
Q2 24
-40.7%
79.2%
Q1 24
-46.4%
Net Margin
RKLB
RKLB
SLG
SLG
Q4 25
-29.5%
-36.5%
Q3 25
-11.8%
11.7%
Q2 25
-46.0%
-3.0%
Q1 25
-49.5%
-7.2%
Q4 24
-39.5%
7.8%
Q3 24
-49.6%
-4.2%
Q2 24
-39.2%
0.7%
Q1 24
-47.7%
9.0%
EPS (diluted)
RKLB
RKLB
SLG
SLG
Q4 25
$-0.09
$-1.49
Q3 25
$-0.03
$0.34
Q2 25
$-0.13
$-0.16
Q1 25
$-0.12
$-0.30
Q4 24
$-0.11
$0.13
Q3 24
$-0.10
$-0.21
Q2 24
$-0.08
$-0.04
Q1 24
$-0.09
$0.20

Balance Sheet & Financial Strength

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

Metric
RKLB
RKLB
SLG
SLG
Cash + ST InvestmentsLiquidity on hand
$1.0B
$155.7M
Total DebtLower is stronger
$152.4M
Stockholders' EquityBook value
$1.7B
$3.7B
Total Assets
$2.3B
$11.1B
Debt / EquityLower = less leverage
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RKLB
RKLB
SLG
SLG
Q4 25
$1.0B
$155.7M
Q3 25
$976.7M
$187.0M
Q2 25
$688.1M
$182.9M
Q1 25
$428.4M
$180.1M
Q4 24
$419.0M
$184.3M
Q3 24
$442.4M
$188.2M
Q2 24
$496.8M
$199.5M
Q1 24
$492.5M
$196.0M
Total Debt
RKLB
RKLB
SLG
SLG
Q4 25
$152.4M
Q3 25
$347.0M
Q2 25
$346.5M
Q1 25
$345.9M
Q4 24
$345.4M
Q3 24
$61.2M
Q2 24
$64.2M
Q1 24
$66.8M
Stockholders' Equity
RKLB
RKLB
SLG
SLG
Q4 25
$1.7B
$3.7B
Q3 25
$1.3B
$3.8B
Q2 25
$688.5M
$3.8B
Q1 25
$431.3M
$3.8B
Q4 24
$382.5M
$4.0B
Q3 24
$419.8M
$3.6B
Q2 24
$455.2M
$3.7B
Q1 24
$478.9M
$3.7B
Total Assets
RKLB
RKLB
SLG
SLG
Q4 25
$2.3B
$11.1B
Q3 25
$2.2B
$11.1B
Q2 25
$1.6B
$11.3B
Q1 25
$1.3B
$11.4B
Q4 24
$1.2B
$10.5B
Q3 24
$1.2B
$10.2B
Q2 24
$1.2B
$9.5B
Q1 24
$1.2B
$9.8B
Debt / Equity
RKLB
RKLB
SLG
SLG
Q4 25
0.09×
Q3 25
0.27×
Q2 25
0.50×
Q1 25
0.80×
Q4 24
0.90×
Q3 24
0.15×
Q2 24
0.14×
Q1 24
0.14×

Cash Flow & Capital Efficiency

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

Metric
RKLB
RKLB
SLG
SLG
Operating Cash FlowLast quarter
$-64.5M
$82.9M
Free Cash FlowOCF − Capex
$-114.2M
FCF MarginFCF / Revenue
-63.6%
Capex IntensityCapex / Revenue
27.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RKLB
RKLB
SLG
SLG
Q4 25
$-64.5M
$82.9M
Q3 25
$-23.5M
$-6.8M
Q2 25
$-23.2M
$54.5M
Q1 25
$-54.2M
$6.7M
Q4 24
$-2.4M
$129.6M
Q3 24
$-30.9M
$16.7M
Q2 24
$-13.0M
$79.4M
Q1 24
$-2.6M
$-24.7M
Free Cash Flow
RKLB
RKLB
SLG
SLG
Q4 25
$-114.2M
Q3 25
$-69.4M
Q2 25
$-55.3M
Q1 25
$-82.9M
Q4 24
$-23.9M
Q3 24
$-41.9M
Q2 24
$-28.3M
Q1 24
$-21.8M
FCF Margin
RKLB
RKLB
SLG
SLG
Q4 25
-63.6%
Q3 25
-44.8%
Q2 25
-38.3%
Q1 25
-67.6%
Q4 24
-18.1%
Q3 24
-40.0%
Q2 24
-26.7%
Q1 24
-23.5%
Capex Intensity
RKLB
RKLB
SLG
SLG
Q4 25
27.6%
Q3 25
29.6%
Q2 25
22.2%
Q1 25
23.4%
Q4 24
16.3%
Q3 24
10.5%
Q2 24
14.4%
Q1 24
20.7%
Cash Conversion
RKLB
RKLB
SLG
SLG
Q4 25
Q3 25
-0.24×
Q2 25
Q1 25
Q4 24
6.77×
Q3 24
Q2 24
50.33×
Q1 24
-1.46×

Financial Flow Comparison

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

Revenue Breakdown by Segment

RKLB
RKLB

Products$94.0M52%
Transferred Over Time$87.3M49%

SLG
SLG

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

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