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Side-by-side financial comparison of Simon Property Group (SPG) and TransDigm Group (TDG). Click either name above to swap in a different company.

TransDigm Group is the larger business by last-quarter revenue ($2.3B vs $1.8B, roughly 1.3× Simon Property Group). Simon Property Group runs the higher net margin — 197.6% vs 19.5%, a 178.1% gap on every dollar of revenue. On growth, TransDigm Group posted the faster year-over-year revenue change (13.9% vs 13.2%). Simon Property Group produced more free cash flow last quarter ($948.8M vs $772.0M). Over the past eight quarters, Simon Property Group's revenue compounded faster (11.4% CAGR vs 9.1%).

Simon Media Properties, LLC, doing business as Simon Property Group, Inc., is an American real estate investment trust that invests in shopping malls, outlet centers, and community/lifestyle centers. It is the largest owner of shopping malls in the United States and is headquartered in Indianapolis, Indiana. As of December 31, 2024, it owned interests in 232 properties.

TransDigm Group Incorporated is an American publicly traded aerospace manufacturing company headquartered in Cleveland, Ohio. TransDigm develops and manufactures engineered aerospace components. It was founded in 1993, when four industrial aerospace companies were combined by a private equity firm in a leveraged buyout. TransDigm expanded the range of aerospace components it manufactures through acquisitions over the years.

SPG vs TDG — Head-to-Head

Bigger by revenue
TDG
TDG
1.3× larger
TDG
$2.3B
$1.8B
SPG
Growing faster (revenue YoY)
TDG
TDG
+0.7% gap
TDG
13.9%
13.2%
SPG
Higher net margin
SPG
SPG
178.1% more per $
SPG
197.6%
19.5%
TDG
More free cash flow
SPG
SPG
$176.8M more FCF
SPG
$948.8M
$772.0M
TDG
Faster 2-yr revenue CAGR
SPG
SPG
Annualised
SPG
11.4%
9.1%
TDG

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
SPG
SPG
TDG
TDG
Revenue
$1.8B
$2.3B
Net Profit
$3.5B
$445.0M
Gross Margin
59.2%
Operating Margin
49.7%
45.6%
Net Margin
197.6%
19.5%
Revenue YoY
13.2%
13.9%
Net Profit YoY
358.7%
-9.7%
EPS (diluted)
$9.34
$6.62

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
SPG
SPG
TDG
TDG
Q4 25
$1.8B
$2.3B
Q3 25
$1.6B
$2.4B
Q2 25
$1.5B
$2.2B
Q1 25
$1.5B
$2.1B
Q4 24
$1.6B
$2.0B
Q3 24
$1.5B
$2.2B
Q2 24
$1.5B
$2.0B
Q1 24
$1.4B
$1.9B
Net Profit
SPG
SPG
TDG
TDG
Q4 25
$3.5B
$445.0M
Q3 25
$702.7M
$610.0M
Q2 25
$643.7M
$492.0M
Q1 25
$477.9M
$479.0M
Q4 24
$771.8M
$493.0M
Q3 24
$546.7M
$468.0M
Q2 24
$569.4M
$461.0M
Q1 24
$841.2M
$403.0M
Gross Margin
SPG
SPG
TDG
TDG
Q4 25
59.2%
Q3 25
60.3%
Q2 25
59.5%
Q1 25
59.3%
Q4 24
61.6%
Q3 24
57.5%
Q2 24
59.6%
Q1 24
60.0%
Operating Margin
SPG
SPG
TDG
TDG
Q4 25
49.7%
45.6%
Q3 25
50.8%
47.6%
Q2 25
49.7%
46.4%
Q1 25
49.4%
46.1%
Q4 24
52.8%
48.6%
Q3 24
51.9%
43.1%
Q2 24
51.7%
45.7%
Q1 24
51.0%
45.2%
Net Margin
SPG
SPG
TDG
TDG
Q4 25
197.6%
19.5%
Q3 25
43.9%
25.0%
Q2 25
43.0%
22.0%
Q1 25
32.4%
22.3%
Q4 24
48.8%
24.6%
Q3 24
36.9%
21.4%
Q2 24
39.0%
22.5%
Q1 24
58.3%
21.0%
EPS (diluted)
SPG
SPG
TDG
TDG
Q4 25
$9.34
$6.62
Q3 25
$1.86
$7.75
Q2 25
$1.70
$8.47
Q1 25
$1.27
$8.24
Q4 24
$2.04
$7.62
Q3 24
$1.46
$5.82
Q2 24
$1.51
$7.96
Q1 24
$2.25
$6.97

Balance Sheet & Financial Strength

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

Metric
SPG
SPG
TDG
TDG
Cash + ST InvestmentsLiquidity on hand
$823.1M
$2.5B
Total DebtLower is stronger
$28.4B
$29.2B
Stockholders' EquityBook value
$5.2B
$-9.3B
Total Assets
$40.6B
$23.8B
Debt / EquityLower = less leverage
5.46×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SPG
SPG
TDG
TDG
Q4 25
$823.1M
$2.5B
Q3 25
$1.6B
$2.8B
Q2 25
$1.2B
$2.8B
Q1 25
$1.4B
$2.4B
Q4 24
$1.4B
$2.5B
Q3 24
$2.5B
$6.3B
Q2 24
$2.5B
$3.4B
Q1 24
$2.6B
$4.3B
Total Debt
SPG
SPG
TDG
TDG
Q4 25
$28.4B
$29.2B
Q3 25
$25.8B
$29.2B
Q2 25
$25.4B
$24.3B
Q1 25
$24.8B
$24.3B
Q4 24
$24.3B
$24.3B
Q3 24
$25.4B
$24.3B
Q2 24
$25.3B
$21.4B
Q1 24
$25.5B
$21.3B
Stockholders' Equity
SPG
SPG
TDG
TDG
Q4 25
$5.2B
$-9.3B
Q3 25
$2.3B
$-9.7B
Q2 25
$2.5B
$-5.0B
Q1 25
$2.6B
$-5.7B
Q4 24
$2.9B
$-6.3B
Q3 24
$2.7B
$-6.3B
Q2 24
$2.9B
$-2.5B
Q1 24
$3.1B
$-3.0B
Total Assets
SPG
SPG
TDG
TDG
Q4 25
$40.6B
$23.8B
Q3 25
$33.6B
$22.9B
Q2 25
$33.3B
$22.7B
Q1 25
$32.5B
$21.9B
Q4 24
$32.4B
$21.5B
Q3 24
$33.3B
$25.6B
Q2 24
$33.4B
$21.8B
Q1 24
$33.7B
$21.6B
Debt / Equity
SPG
SPG
TDG
TDG
Q4 25
5.46×
Q3 25
10.98×
Q2 25
10.36×
Q1 25
9.50×
Q4 24
8.25×
Q3 24
9.37×
Q2 24
8.59×
Q1 24
8.22×

Cash Flow & Capital Efficiency

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

Metric
SPG
SPG
TDG
TDG
Operating Cash FlowLast quarter
$1.2B
$832.0M
Free Cash FlowOCF − Capex
$948.8M
$772.0M
FCF MarginFCF / Revenue
53.0%
33.8%
Capex IntensityCapex / Revenue
14.2%
2.6%
Cash ConversionOCF / Net Profit
0.34×
1.87×
TTM Free Cash FlowTrailing 4 quarters
$3.2B
$1.9B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SPG
SPG
TDG
TDG
Q4 25
$1.2B
$832.0M
Q3 25
$890.3M
$507.0M
Q2 25
$1.2B
$631.0M
Q1 25
$827.2M
$148.0M
Q4 24
$1.1B
$752.0M
Q3 24
$892.9M
$572.0M
Q2 24
$1.1B
$608.0M
Q1 24
$773.1M
$229.0M
Free Cash Flow
SPG
SPG
TDG
TDG
Q4 25
$948.8M
$772.0M
Q3 25
$685.0M
$441.0M
Q2 25
$971.3M
$573.0M
Q1 25
$597.0M
$92.0M
Q4 24
$867.7M
$710.0M
Q3 24
$706.5M
$531.0M
Q2 24
$874.8M
$568.0M
Q1 24
$610.1M
$181.0M
FCF Margin
SPG
SPG
TDG
TDG
Q4 25
53.0%
33.8%
Q3 25
42.8%
18.1%
Q2 25
64.8%
25.6%
Q1 25
40.5%
4.3%
Q4 24
54.8%
35.4%
Q3 24
47.7%
24.3%
Q2 24
60.0%
27.8%
Q1 24
42.3%
9.4%
Capex Intensity
SPG
SPG
TDG
TDG
Q4 25
14.2%
2.6%
Q3 25
12.8%
2.7%
Q2 25
16.3%
2.6%
Q1 25
15.6%
2.6%
Q4 24
13.8%
2.1%
Q3 24
12.6%
1.9%
Q2 24
12.9%
2.0%
Q1 24
11.3%
2.5%
Cash Conversion
SPG
SPG
TDG
TDG
Q4 25
0.34×
1.87×
Q3 25
1.27×
0.83×
Q2 25
1.89×
1.28×
Q1 25
1.73×
0.31×
Q4 24
1.41×
1.53×
Q3 24
1.63×
1.22×
Q2 24
1.87×
1.32×
Q1 24
0.92×
0.57×

Financial Flow Comparison

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

Revenue Breakdown by Segment

SPG
SPG

Real Estate Segment$1.7B95%
Other$86.3M5%

TDG
TDG

Airframe$1.0B45%
Defense$603.0M26%
Commercial Aftermarket$368.0M16%
Commercial OEM$253.0M11%
Non Aviation Related Business$40.0M2%

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