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Side-by-side financial comparison of Empire State Realty Trust, Inc. (ESRT) and TANDEM DIABETES CARE INC (TNDM). Click either name above to swap in a different company.

TANDEM DIABETES CARE INC is the larger business by last-quarter revenue ($247.2M vs $190.3M, roughly 1.3× Empire State Realty Trust, Inc.). Empire State Realty Trust, Inc. runs the higher net margin — 1.6% vs -8.2%, a 9.8% gap on every dollar of revenue. On growth, Empire State Realty Trust, Inc. posted the faster year-over-year revenue change (5.7% vs 5.5%). Over the past eight quarters, TANDEM DIABETES CARE INC's revenue compounded faster (5.5% CAGR vs 0.2%).

Empire State Realty Trust is a leading real estate investment trust that owns, manages, and operates a portfolio of premium commercial, residential, and retail properties primarily in the New York City metropolitan area, including the iconic Empire State Building. It serves corporate tenants, retail partners, and residential occupants, focusing on sustainable property operations and long-term asset value growth.

Tandem Diabetes Care, Inc. is an American medical device manufacturer based in San Diego, California. The company develops medical technologies for the treatment of diabetes and specifically insulin infusion therapy.

ESRT vs TNDM — Head-to-Head

Bigger by revenue
TNDM
TNDM
1.3× larger
TNDM
$247.2M
$190.3M
ESRT
Growing faster (revenue YoY)
ESRT
ESRT
+0.2% gap
ESRT
5.7%
5.5%
TNDM
Higher net margin
ESRT
ESRT
9.8% more per $
ESRT
1.6%
-8.2%
TNDM
Faster 2-yr revenue CAGR
TNDM
TNDM
Annualised
TNDM
5.5%
0.2%
ESRT

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ESRT
ESRT
TNDM
TNDM
Revenue
$190.3M
$247.2M
Net Profit
$3.0M
$-20.4M
Gross Margin
55.3%
Operating Margin
15.5%
37.6%
Net Margin
1.6%
-8.2%
Revenue YoY
5.7%
5.5%
Net Profit YoY
-73.7%
EPS (diluted)
$0.20
$-0.30

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
ESRT
ESRT
TNDM
TNDM
Q1 26
$190.3M
$247.2M
Q4 25
$199.2M
$290.4M
Q3 25
$197.7M
$249.3M
Q2 25
$191.3M
$240.7M
Q1 25
$180.1M
$234.4M
Q4 24
$197.6M
$282.6M
Q3 24
$199.6M
$244.0M
Q2 24
$189.5M
$221.9M
Net Profit
ESRT
ESRT
TNDM
TNDM
Q1 26
$3.0M
$-20.4M
Q4 25
$32.2M
$-589.0K
Q3 25
$13.6M
$-21.2M
Q2 25
$11.4M
$-52.4M
Q1 25
$15.8M
$-130.6M
Q4 24
$18.8M
$755.0K
Q3 24
$22.8M
$-23.3M
Q2 24
$28.6M
$-30.8M
Gross Margin
ESRT
ESRT
TNDM
TNDM
Q1 26
55.3%
Q4 25
57.7%
Q3 25
53.9%
Q2 25
52.3%
Q1 25
50.5%
Q4 24
55.7%
Q3 24
51.1%
Q2 24
50.8%
Operating Margin
ESRT
ESRT
TNDM
TNDM
Q1 26
15.5%
37.6%
Q4 25
17.8%
2.9%
Q3 25
19.9%
-9.2%
Q2 25
18.4%
-21.5%
Q1 25
14.3%
-51.6%
Q4 24
21.7%
-0.2%
Q3 24
22.7%
-10.7%
Q2 24
20.8%
-13.9%
Net Margin
ESRT
ESRT
TNDM
TNDM
Q1 26
1.6%
-8.2%
Q4 25
16.1%
-0.2%
Q3 25
6.9%
-8.5%
Q2 25
6.0%
-21.8%
Q1 25
8.8%
-55.7%
Q4 24
9.5%
0.3%
Q3 24
11.4%
-9.5%
Q2 24
15.1%
-13.9%
EPS (diluted)
ESRT
ESRT
TNDM
TNDM
Q1 26
$0.20
$-0.30
Q4 25
$0.11
$0.02
Q3 25
$0.05
$-0.31
Q2 25
$0.04
$-0.78
Q1 25
$0.05
$-1.97
Q4 24
$0.07
$0.00
Q3 24
$0.08
$-0.35
Q2 24
$0.10
$-0.47

Balance Sheet & Financial Strength

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

Metric
ESRT
ESRT
TNDM
TNDM
Cash + ST InvestmentsLiquidity on hand
$68.8M
$570.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.8B
$132.4M
Total Assets
$4.4B
$1.2B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ESRT
ESRT
TNDM
TNDM
Q1 26
$68.8M
$570.3M
Q4 25
$132.7M
$292.7M
Q3 25
$154.1M
$319.1M
Q2 25
$94.6M
$315.4M
Q1 25
$187.8M
$368.6M
Q4 24
$385.5M
$438.3M
Q3 24
$421.9M
$473.3M
Q2 24
$535.5M
$452.4M
Stockholders' Equity
ESRT
ESRT
TNDM
TNDM
Q1 26
$1.8B
$132.4M
Q4 25
$1.1B
$155.2M
Q3 25
$1.0B
$133.0M
Q2 25
$1.0B
$133.3M
Q1 25
$1.0B
$155.3M
Q4 24
$1.0B
$263.1M
Q3 24
$1.0B
$237.7M
Q2 24
$1.0B
$233.9M
Total Assets
ESRT
ESRT
TNDM
TNDM
Q1 26
$4.4B
$1.2B
Q4 25
$4.5B
$881.1M
Q3 25
$4.1B
$874.7M
Q2 25
$4.1B
$875.7M
Q1 25
$4.1B
$922.1M
Q4 24
$4.5B
$967.7M
Q3 24
$4.4B
$957.7M
Q2 24
$4.4B
$937.5M

Financial Flow Comparison

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

Revenue Breakdown by Segment

ESRT
ESRT

Rental revenue (1)$166.1M87%
Observatory revenue$18.5M10%
Other revenue and fees$4.1M2%
Lease termination fees$1.4M1%
Third-party management and other fees$277.0K0%

TNDM
TNDM

Segment breakdown not available.

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