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Side-by-side financial comparison of ASTRONICS CORP (ATRO) 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 ($290.4M vs $240.1M, roughly 1.2× ASTRONICS CORP). On growth, ASTRONICS CORP posted the faster year-over-year revenue change (15.1% vs 2.7%). ASTRONICS CORP produced more free cash flow last quarter ($15.8M vs $3.1M). Over the past eight quarters, TANDEM DIABETES CARE INC's revenue compounded faster (23.1% CAGR vs 13.9%).

Astronics Corporation is an American aerospace electronics corporation founded in 1968, headquartered in East Aurora, New York. It is traded on NASDAQ as Nasdaq: ATRO. It is known for lighting and electronics integrations on military, commercial, and business aircraft and semiconductor test systems.

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.

ATRO vs TNDM — Head-to-Head

Bigger by revenue
TNDM
TNDM
1.2× larger
TNDM
$290.4M
$240.1M
ATRO
Growing faster (revenue YoY)
ATRO
ATRO
+12.4% gap
ATRO
15.1%
2.7%
TNDM
More free cash flow
ATRO
ATRO
$12.7M more FCF
ATRO
$15.8M
$3.1M
TNDM
Faster 2-yr revenue CAGR
TNDM
TNDM
Annualised
TNDM
23.1%
13.9%
ATRO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ATRO
ATRO
TNDM
TNDM
Revenue
$240.1M
$290.4M
Net Profit
$-589.0K
Gross Margin
33.3%
57.7%
Operating Margin
14.8%
2.9%
Net Margin
-0.2%
Revenue YoY
15.1%
2.7%
Net Profit YoY
-178.0%
EPS (diluted)
$0.82
$0.02

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
ATRO
ATRO
TNDM
TNDM
Q4 25
$240.1M
$290.4M
Q3 25
$211.4M
$249.3M
Q2 25
$204.7M
$240.7M
Q1 25
$205.9M
$234.4M
Q4 24
$208.5M
$282.6M
Q3 24
$203.7M
$244.0M
Q2 24
$198.1M
$221.9M
Q1 24
$185.1M
$191.7M
Net Profit
ATRO
ATRO
TNDM
TNDM
Q4 25
$-589.0K
Q3 25
$-11.1M
$-21.2M
Q2 25
$1.3M
$-52.4M
Q1 25
$9.5M
$-130.6M
Q4 24
$755.0K
Q3 24
$-11.7M
$-23.3M
Q2 24
$1.5M
$-30.8M
Q1 24
$-3.2M
$-42.7M
Gross Margin
ATRO
ATRO
TNDM
TNDM
Q4 25
33.3%
57.7%
Q3 25
30.5%
53.9%
Q2 25
25.8%
52.3%
Q1 25
29.5%
50.5%
Q4 24
29.8%
55.7%
Q3 24
27.1%
51.1%
Q2 24
28.0%
50.8%
Q1 24
25.7%
49.4%
Operating Margin
ATRO
ATRO
TNDM
TNDM
Q4 25
14.8%
2.9%
Q3 25
10.9%
-9.2%
Q2 25
2.3%
-21.5%
Q1 25
6.4%
-51.6%
Q4 24
4.3%
-0.2%
Q3 24
4.1%
-10.7%
Q2 24
3.8%
-13.9%
Q1 24
0.9%
-21.7%
Net Margin
ATRO
ATRO
TNDM
TNDM
Q4 25
-0.2%
Q3 25
-5.2%
-8.5%
Q2 25
0.6%
-21.8%
Q1 25
4.6%
-55.7%
Q4 24
0.3%
Q3 24
-5.8%
-9.5%
Q2 24
0.8%
-13.9%
Q1 24
-1.7%
-22.3%
EPS (diluted)
ATRO
ATRO
TNDM
TNDM
Q4 25
$0.82
$0.02
Q3 25
$-0.31
$-0.31
Q2 25
$0.04
$-0.78
Q1 25
$0.26
$-1.97
Q4 24
$-0.07
$0.00
Q3 24
$-0.34
$-0.35
Q2 24
$0.04
$-0.47
Q1 24
$-0.09
$-0.65

Balance Sheet & Financial Strength

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

Metric
ATRO
ATRO
TNDM
TNDM
Cash + ST InvestmentsLiquidity on hand
$18.2M
$292.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$140.1M
$155.2M
Total Assets
$706.7M
$881.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATRO
ATRO
TNDM
TNDM
Q4 25
$18.2M
$292.7M
Q3 25
$13.5M
$319.1M
Q2 25
$13.5M
$315.4M
Q1 25
$24.8M
$368.6M
Q4 24
$9.3M
$438.3M
Q3 24
$5.2M
$473.3M
Q2 24
$2.9M
$452.4M
Q1 24
$5.3M
$467.8M
Stockholders' Equity
ATRO
ATRO
TNDM
TNDM
Q4 25
$140.1M
$155.2M
Q3 25
$108.9M
$133.0M
Q2 25
$271.6M
$133.3M
Q1 25
$266.8M
$155.3M
Q4 24
$256.1M
$263.1M
Q3 24
$249.2M
$237.7M
Q2 24
$257.9M
$233.9M
Q1 24
$251.7M
$243.1M
Total Assets
ATRO
ATRO
TNDM
TNDM
Q4 25
$706.7M
$881.1M
Q3 25
$682.2M
$874.7M
Q2 25
$646.7M
$875.7M
Q1 25
$662.2M
$922.1M
Q4 24
$648.8M
$967.7M
Q3 24
$651.6M
$957.7M
Q2 24
$644.9M
$937.5M
Q1 24
$630.0M
$941.0M

Cash Flow & Capital Efficiency

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

Metric
ATRO
ATRO
TNDM
TNDM
Operating Cash FlowLast quarter
$27.6M
$9.8M
Free Cash FlowOCF − Capex
$15.8M
$3.1M
FCF MarginFCF / Revenue
6.6%
1.1%
Capex IntensityCapex / Revenue
4.9%
2.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$43.1M
$-29.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATRO
ATRO
TNDM
TNDM
Q4 25
$27.6M
$9.8M
Q3 25
$34.2M
$8.3M
Q2 25
$-7.6M
$-9.5M
Q1 25
$20.6M
$-18.3M
Q4 24
$26.4M
$10.7M
Q3 24
$8.4M
$26.8M
Q2 24
$-6.3M
$-5.3M
Q1 24
$2.0M
$-8.0M
Free Cash Flow
ATRO
ATRO
TNDM
TNDM
Q4 25
$15.8M
$3.1M
Q3 25
$21.0M
$4.2M
Q2 25
$-12.2M
$-15.7M
Q1 25
$18.5M
$-21.2M
Q4 24
$23.2M
$7.6M
Q3 24
$6.5M
$21.5M
Q2 24
$-8.1M
$-11.7M
Q1 24
$439.0K
$-12.5M
FCF Margin
ATRO
ATRO
TNDM
TNDM
Q4 25
6.6%
1.1%
Q3 25
9.9%
1.7%
Q2 25
-6.0%
-6.5%
Q1 25
9.0%
-9.1%
Q4 24
11.1%
2.7%
Q3 24
3.2%
8.8%
Q2 24
-4.1%
-5.3%
Q1 24
0.2%
-6.5%
Capex Intensity
ATRO
ATRO
TNDM
TNDM
Q4 25
4.9%
2.3%
Q3 25
6.2%
1.6%
Q2 25
2.2%
2.6%
Q1 25
1.0%
1.3%
Q4 24
1.5%
1.1%
Q3 24
0.9%
2.1%
Q2 24
0.9%
2.9%
Q1 24
0.9%
2.3%
Cash Conversion
ATRO
ATRO
TNDM
TNDM
Q4 25
Q3 25
Q2 25
-5.81×
Q1 25
2.17×
Q4 24
14.19×
Q3 24
Q2 24
-4.08×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

ATRO
ATRO

Product Line Electrical Power And Motion$113.8M47%
Product Line Avionics$32.0M13%
Military Aircraft$28.0M12%
General Aviation$22.3M9%
Government And Defense$20.5M9%
Product Line Systems Certification$13.2M6%
Product Line Structures$3.7M2%
Product Line Other$2.3M1%

TNDM
TNDM

Supplies And Other$150.3M52%
Pump$140.1M48%

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