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Side-by-side financial comparison of 908 Devices Inc. (MASS) and Rumble Inc. (RUM). Click either name above to swap in a different company.

Rumble Inc. is the larger business by last-quarter revenue ($27.1M vs $17.4M, roughly 1.6× 908 Devices Inc.). 908 Devices Inc. runs the higher net margin — 24.0% vs -120.8%, a 144.8% gap on every dollar of revenue. On growth, 908 Devices Inc. posted the faster year-over-year revenue change (21.2% vs -10.5%). 908 Devices Inc. produced more free cash flow last quarter ($1.3M vs $-31.7M). Over the past eight quarters, 908 Devices Inc.'s revenue compounded faster (53.0% CAGR vs 15.2%).

908 Devices Inc. develops and manufactures portable, high-performance mass spectrometry devices and analytical solutions. Its products serve use cases across life science research, biopharmaceutical manufacturing, public safety, forensics, and industrial process monitoring, catering to global customers including research institutions, pharmaceutical firms and government agencies.

Rumble is a Canadian-American online video platform, web hosting, and cloud services business headquartered in Toronto, Canada, with its U.S. headquarters in Longboat Key, Florida. It was founded in 2013 by Chris Pavlovski, a Canadian technology entrepreneur. Rumble's cloud services business hosts Truth Social, and the video platform is popular among American conservative and far-right users. Rumble has been described as "alt-tech".

MASS vs RUM — Head-to-Head

Bigger by revenue
RUM
RUM
1.6× larger
RUM
$27.1M
$17.4M
MASS
Growing faster (revenue YoY)
MASS
MASS
+31.6% gap
MASS
21.2%
-10.5%
RUM
Higher net margin
MASS
MASS
144.8% more per $
MASS
24.0%
-120.8%
RUM
More free cash flow
MASS
MASS
$33.0M more FCF
MASS
$1.3M
$-31.7M
RUM
Faster 2-yr revenue CAGR
MASS
MASS
Annualised
MASS
53.0%
15.2%
RUM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MASS
MASS
RUM
RUM
Revenue
$17.4M
$27.1M
Net Profit
$4.2M
$-32.7M
Gross Margin
52.7%
5.5%
Operating Margin
17.8%
-131.1%
Net Margin
24.0%
-120.8%
Revenue YoY
21.2%
-10.5%
Net Profit YoY
121.5%
86.2%
EPS (diluted)
$0.09
$-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
MASS
MASS
RUM
RUM
Q4 25
$17.4M
$27.1M
Q3 25
$14.0M
$24.8M
Q2 25
$13.0M
Q1 25
$11.8M
$23.7M
Q4 24
$14.3M
$30.2M
Q3 24
$14.5M
$25.1M
Q2 24
$11.5M
$22.5M
Q1 24
$7.4M
$17.7M
Net Profit
MASS
MASS
RUM
RUM
Q4 25
$4.2M
$-32.7M
Q3 25
$-15.0M
$-16.3M
Q2 25
$-13.3M
Q1 25
$43.6M
$-2.7M
Q4 24
$-19.4M
$-236.8M
Q3 24
$-29.3M
$-31.5M
Q2 24
$-12.5M
$-26.8M
Q1 24
$-10.9M
$-43.3M
Gross Margin
MASS
MASS
RUM
RUM
Q4 25
52.7%
5.5%
Q3 25
52.5%
-1.8%
Q2 25
48.9%
Q1 25
47.0%
-26.7%
Q4 24
46.5%
-14.2%
Q3 24
53.6%
-45.4%
Q2 24
53.8%
-58.8%
Q1 24
52.4%
-79.5%
Operating Margin
MASS
MASS
RUM
RUM
Q4 25
17.8%
-131.1%
Q3 25
-116.6%
-113.6%
Q2 25
-116.3%
Q1 25
-93.6%
-153.5%
Q4 24
-116.8%
-80.1%
Q3 24
-168.7%
-131.0%
Q2 24
-74.5%
-172.7%
Q1 24
-102.5%
-197.4%
Net Margin
MASS
MASS
RUM
RUM
Q4 25
24.0%
-120.8%
Q3 25
-107.0%
-65.7%
Q2 25
-102.1%
Q1 25
370.2%
-11.2%
Q4 24
-135.6%
-783.2%
Q3 24
-201.8%
-125.9%
Q2 24
-109.5%
-119.2%
Q1 24
-147.1%
-244.1%
EPS (diluted)
MASS
MASS
RUM
RUM
Q4 25
$0.09
$-0.13
Q3 25
$-0.41
$-0.06
Q2 25
$-0.37
Q1 25
$1.23
$-0.01
Q4 24
$-0.58
$-1.17
Q3 24
$-0.84
$-0.15
Q2 24
$-0.37
$-0.13
Q1 24
$-0.33
$-0.21

Balance Sheet & Financial Strength

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

Metric
MASS
MASS
RUM
RUM
Cash + ST InvestmentsLiquidity on hand
$113.0M
$237.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$143.7M
$274.8M
Total Assets
$190.1M
$336.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MASS
MASS
RUM
RUM
Q4 25
$113.0M
$237.9M
Q3 25
$112.1M
$269.8M
Q2 25
$118.6M
Q1 25
$124.3M
$301.3M
Q4 24
$69.6M
$114.0M
Q3 24
$71.7M
$132.0M
Q2 24
$77.4M
$154.2M
Q1 24
$134.2M
$183.8M
Stockholders' Equity
MASS
MASS
RUM
RUM
Q4 25
$143.7M
$274.8M
Q3 25
$136.3M
$302.2M
Q2 25
$148.8M
Q1 25
$159.4M
$339.6M
Q4 24
$114.6M
$-63.1M
Q3 24
$131.0M
$166.1M
Q2 24
$156.4M
$192.7M
Q1 24
$156.9M
$210.7M
Total Assets
MASS
MASS
RUM
RUM
Q4 25
$190.1M
$336.8M
Q3 25
$190.9M
$367.2M
Q2 25
$191.7M
Q1 25
$196.0M
$391.1M
Q4 24
$159.5M
$195.3M
Q3 24
$178.3M
$217.2M
Q2 24
$208.8M
$243.2M
Q1 24
$189.8M
$263.0M

Cash Flow & Capital Efficiency

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

Metric
MASS
MASS
RUM
RUM
Operating Cash FlowLast quarter
$1.3M
$-29.4M
Free Cash FlowOCF − Capex
$1.3M
$-31.7M
FCF MarginFCF / Revenue
7.6%
-117.2%
Capex IntensityCapex / Revenue
0.0%
8.5%
Cash ConversionOCF / Net Profit
0.32×
TTM Free Cash FlowTrailing 4 quarters
$-24.7M
$-70.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MASS
MASS
RUM
RUM
Q4 25
$1.3M
$-29.4M
Q3 25
$-4.2M
$-10.6M
Q2 25
$-5.8M
Q1 25
$-15.0M
$-14.5M
Q4 24
$-2.2M
$-12.4M
Q3 24
$-5.6M
$-19.1M
Q2 24
$-13.0M
$-21.7M
Q1 24
$-9.4M
$-33.9M
Free Cash Flow
MASS
MASS
RUM
RUM
Q4 25
$1.3M
$-31.7M
Q3 25
$-4.9M
$-12.0M
Q2 25
$-5.9M
Q1 25
$-15.2M
$-14.6M
Q4 24
$-2.4M
$-12.4M
Q3 24
$-5.8M
$-19.9M
Q2 24
$-13.7M
$-23.1M
Q1 24
$-10.3M
$-34.3M
FCF Margin
MASS
MASS
RUM
RUM
Q4 25
7.6%
-117.2%
Q3 25
-34.9%
-48.6%
Q2 25
-45.3%
Q1 25
-128.9%
-61.7%
Q4 24
-17.0%
-40.9%
Q3 24
-39.7%
-79.5%
Q2 24
-119.4%
-102.8%
Q1 24
-138.2%
-193.3%
Capex Intensity
MASS
MASS
RUM
RUM
Q4 25
0.0%
8.5%
Q3 25
4.9%
5.7%
Q2 25
0.9%
Q1 25
1.4%
0.6%
Q4 24
1.3%
0.1%
Q3 24
1.1%
3.4%
Q2 24
5.6%
6.1%
Q1 24
12.2%
2.4%
Cash Conversion
MASS
MASS
RUM
RUM
Q4 25
0.32×
Q3 25
Q2 25
Q1 25
-0.34×
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

MASS
MASS

Products$14.3M82%
Services$3.0M18%

RUM
RUM

Audience Monetization$23.8M88%
Other Initiatives$3.3M12%

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