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Side-by-side financial comparison of Ouster, Inc. (OUST) and Spok Holdings, Inc (SPOK). Click either name above to swap in a different company.

Ouster, Inc. is the larger business by last-quarter revenue ($62.2M vs $33.9M, roughly 1.8× Spok Holdings, Inc). On growth, Ouster, Inc. posted the faster year-over-year revenue change (106.6% vs -0.1%). Spok Holdings, Inc produced more free cash flow last quarter ($10.1M vs $-37.2M). Over the past eight quarters, Ouster, Inc.'s revenue compounded faster (54.8% CAGR vs -1.5%).

Ouster, Inc. is an American lidar technology company headquartered in San Francisco, California. It builds high-resolution, digital 3D lidar sensors for use in autonomous vehicles, industrial, robotics, drones, mapping, defense, and security systems.

Spok Holdings, Inc. is a global provider of critical communication solutions primarily serving the healthcare industry. It offers unified clinical communication platforms, secure messaging tools, alerting systems, and on-call scheduling software that help care teams coordinate efficiently, cut response times, and boost patient safety across medical facilities.

OUST vs SPOK — Head-to-Head

Bigger by revenue
OUST
OUST
1.8× larger
OUST
$62.2M
$33.9M
SPOK
Growing faster (revenue YoY)
OUST
OUST
+106.7% gap
OUST
106.6%
-0.1%
SPOK
More free cash flow
SPOK
SPOK
$47.3M more FCF
SPOK
$10.1M
$-37.2M
OUST
Faster 2-yr revenue CAGR
OUST
OUST
Annualised
OUST
54.8%
-1.5%
SPOK

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
OUST
OUST
SPOK
SPOK
Revenue
$62.2M
$33.9M
Net Profit
$2.9M
Gross Margin
60.2%
76.7%
Operating Margin
1.5%
11.6%
Net Margin
8.7%
Revenue YoY
106.6%
-0.1%
Net Profit YoY
-19.6%
EPS (diluted)
$0.10
$0.13

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
OUST
OUST
SPOK
SPOK
Q4 25
$62.2M
$33.9M
Q3 25
$39.5M
$33.9M
Q2 25
$35.0M
$35.7M
Q1 25
$32.6M
$36.3M
Q4 24
$30.1M
$33.9M
Q3 24
$28.1M
$34.9M
Q2 24
$27.0M
$34.0M
Q1 24
$25.9M
$34.9M
Net Profit
OUST
OUST
SPOK
SPOK
Q4 25
$2.9M
Q3 25
$-21.7M
$3.2M
Q2 25
$-20.6M
$4.6M
Q1 25
$-22.0M
$5.2M
Q4 24
$3.6M
Q3 24
$-25.6M
$3.7M
Q2 24
$-23.9M
$3.4M
Q1 24
$-23.8M
$4.2M
Gross Margin
OUST
OUST
SPOK
SPOK
Q4 25
60.2%
76.7%
Q3 25
42.1%
78.3%
Q2 25
45.2%
79.5%
Q1 25
41.3%
80.1%
Q4 24
43.8%
78.5%
Q3 24
38.3%
79.5%
Q2 24
33.7%
78.9%
Q1 24
28.6%
79.5%
Operating Margin
OUST
OUST
SPOK
SPOK
Q4 25
1.5%
11.6%
Q3 25
-61.4%
12.9%
Q2 25
-76.5%
15.1%
Q1 25
-73.0%
16.6%
Q4 24
-85.1%
13.7%
Q3 24
-98.0%
14.2%
Q2 24
-93.6%
13.2%
Q1 24
-99.5%
14.0%
Net Margin
OUST
OUST
SPOK
SPOK
Q4 25
8.7%
Q3 25
-55.0%
9.5%
Q2 25
-58.8%
12.8%
Q1 25
-67.5%
14.3%
Q4 24
10.8%
Q3 24
-91.1%
10.5%
Q2 24
-88.4%
10.1%
Q1 24
-91.9%
12.1%
EPS (diluted)
OUST
OUST
SPOK
SPOK
Q4 25
$0.10
$0.13
Q3 25
$-0.37
$0.15
Q2 25
$-0.38
$0.22
Q1 25
$-0.42
$0.25
Q4 24
$-0.46
$0.17
Q3 24
$-0.54
$0.18
Q2 24
$-0.53
$0.17
Q1 24
$-0.55
$0.21

Balance Sheet & Financial Strength

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

Metric
OUST
OUST
SPOK
SPOK
Cash + ST InvestmentsLiquidity on hand
$208.6M
$25.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$261.7M
$146.4M
Total Assets
$349.5M
$206.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OUST
OUST
SPOK
SPOK
Q4 25
$208.6M
$25.3M
Q3 25
$244.5M
$21.4M
Q2 25
$226.5M
$20.2M
Q1 25
$168.2M
$19.9M
Q4 24
$172.0M
$29.1M
Q3 24
$151.4M
$27.8M
Q2 24
$184.2M
$23.9M
Q1 24
$187.8M
$23.3M
Stockholders' Equity
OUST
OUST
SPOK
SPOK
Q4 25
$261.7M
$146.4M
Q3 25
$247.4M
$148.7M
Q2 25
$221.0M
$150.9M
Q1 25
$167.9M
$151.7M
Q4 24
$180.9M
$154.7M
Q3 24
$171.7M
$156.3M
Q2 24
$170.6M
$158.2M
Q1 24
$167.2M
$160.2M
Total Assets
OUST
OUST
SPOK
SPOK
Q4 25
$349.5M
$206.1M
Q3 25
$353.8M
$209.7M
Q2 25
$321.8M
$208.7M
Q1 25
$268.6M
$204.5M
Q4 24
$276.1M
$217.1M
Q3 24
$255.2M
$216.8M
Q2 24
$309.9M
$216.4M
Q1 24
$317.7M
$215.0M

Cash Flow & Capital Efficiency

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

Metric
OUST
OUST
SPOK
SPOK
Operating Cash FlowLast quarter
$-15.4M
$11.5M
Free Cash FlowOCF − Capex
$-37.2M
$10.1M
FCF MarginFCF / Revenue
-59.8%
29.9%
Capex IntensityCapex / Revenue
35.0%
4.1%
Cash ConversionOCF / Net Profit
3.93×
TTM Free Cash FlowTrailing 4 quarters
$-64.8M
$25.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OUST
OUST
SPOK
SPOK
Q4 25
$-15.4M
$11.5M
Q3 25
$-18.3M
$8.1M
Q2 25
$-1.3M
$7.0M
Q1 25
$-4.9M
$2.3M
Q4 24
$-2.6M
$8.4M
Q3 24
$-3.8M
$11.1M
Q2 24
$-21.6M
$7.4M
Q1 24
$-5.7M
$2.0M
Free Cash Flow
OUST
OUST
SPOK
SPOK
Q4 25
$-37.2M
$10.1M
Q3 25
$-20.0M
$7.6M
Q2 25
$-2.2M
$6.0M
Q1 25
$-5.4M
$1.5M
Q4 24
$-4.0M
$7.5M
Q3 24
$-4.3M
$10.3M
Q2 24
$-22.0M
$6.8M
Q1 24
$-7.1M
$1.1M
FCF Margin
OUST
OUST
SPOK
SPOK
Q4 25
-59.8%
29.9%
Q3 25
-50.7%
22.4%
Q2 25
-6.3%
16.8%
Q1 25
-16.6%
4.2%
Q4 24
-13.3%
22.3%
Q3 24
-15.4%
29.4%
Q2 24
-81.5%
20.0%
Q1 24
-27.4%
3.2%
Capex Intensity
OUST
OUST
SPOK
SPOK
Q4 25
35.0%
4.1%
Q3 25
4.3%
1.6%
Q2 25
2.5%
2.9%
Q1 25
1.7%
2.1%
Q4 24
4.8%
2.5%
Q3 24
2.0%
2.4%
Q2 24
1.3%
1.9%
Q1 24
5.3%
2.5%
Cash Conversion
OUST
OUST
SPOK
SPOK
Q4 25
3.93×
Q3 25
2.54×
Q2 25
1.55×
Q1 25
0.43×
Q4 24
2.31×
Q3 24
3.03×
Q2 24
2.17×
Q1 24
0.47×

Financial Flow Comparison

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

Revenue Breakdown by Segment

OUST
OUST

Segment breakdown not available.

SPOK
SPOK

Paging$16.8M50%
Software Operations$16.0M47%
License$1.2M4%

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