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Side-by-side financial comparison of HARVARD BIOSCIENCE INC (HBIO) 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 $23.7M, roughly 1.1× HARVARD BIOSCIENCE INC). HARVARD BIOSCIENCE INC runs the higher net margin — -12.0% vs -120.8%, a 108.8% gap on every dollar of revenue. On growth, HARVARD BIOSCIENCE INC posted the faster year-over-year revenue change (-3.3% vs -10.5%). HARVARD BIOSCIENCE INC produced more free cash flow last quarter ($-545.0K vs $-31.7M). Over the past eight quarters, Rumble Inc.'s revenue compounded faster (15.2% CAGR vs -1.6%).

Harvard Bioscience is a global developer, manufacturer and marketer of life sciences equipment to support research and drug discovery. It is traded on NASDAQ under the stock symbol HBIO.

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".

HBIO vs RUM — Head-to-Head

Bigger by revenue
RUM
RUM
1.1× larger
RUM
$27.1M
$23.7M
HBIO
Growing faster (revenue YoY)
HBIO
HBIO
+7.1% gap
HBIO
-3.3%
-10.5%
RUM
Higher net margin
HBIO
HBIO
108.8% more per $
HBIO
-12.0%
-120.8%
RUM
More free cash flow
HBIO
HBIO
$31.2M more FCF
HBIO
$-545.0K
$-31.7M
RUM
Faster 2-yr revenue CAGR
RUM
RUM
Annualised
RUM
15.2%
-1.6%
HBIO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
HBIO
HBIO
RUM
RUM
Revenue
$23.7M
$27.1M
Net Profit
$-2.8M
$-32.7M
Gross Margin
59.7%
5.5%
Operating Margin
7.2%
-131.1%
Net Margin
-12.0%
-120.8%
Revenue YoY
-3.3%
-10.5%
Net Profit YoY
-15916.7%
86.2%
EPS (diluted)
$-0.06
$-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
HBIO
HBIO
RUM
RUM
Q4 25
$23.7M
$27.1M
Q3 25
$20.6M
$24.8M
Q2 25
$20.4M
Q1 25
$21.8M
$23.7M
Q4 24
$24.6M
$30.2M
Q3 24
$22.0M
$25.1M
Q2 24
$23.1M
$22.5M
Q1 24
$24.5M
$17.7M
Net Profit
HBIO
HBIO
RUM
RUM
Q4 25
$-2.8M
$-32.7M
Q3 25
$-1.2M
$-16.3M
Q2 25
$-2.3M
Q1 25
$-50.3M
$-2.7M
Q4 24
$18.0K
$-236.8M
Q3 24
$-4.8M
$-31.5M
Q2 24
$-2.9M
$-26.8M
Q1 24
$-4.7M
$-43.3M
Gross Margin
HBIO
HBIO
RUM
RUM
Q4 25
59.7%
5.5%
Q3 25
58.4%
-1.8%
Q2 25
56.4%
Q1 25
56.0%
-26.7%
Q4 24
57.1%
-14.2%
Q3 24
58.1%
-45.4%
Q2 24
57.2%
-58.8%
Q1 24
60.3%
-79.5%
Operating Margin
HBIO
HBIO
RUM
RUM
Q4 25
7.2%
-131.1%
Q3 25
1.0%
-113.6%
Q2 25
-4.0%
Q1 25
-228.1%
-153.5%
Q4 24
0.0%
-80.1%
Q3 24
-8.5%
-131.0%
Q2 24
-9.0%
-172.7%
Q1 24
-9.3%
-197.4%
Net Margin
HBIO
HBIO
RUM
RUM
Q4 25
-12.0%
-120.8%
Q3 25
-6.0%
-65.7%
Q2 25
-11.2%
Q1 25
-231.2%
-11.2%
Q4 24
0.1%
-783.2%
Q3 24
-21.9%
-125.9%
Q2 24
-12.7%
-119.2%
Q1 24
-19.1%
-244.1%
EPS (diluted)
HBIO
HBIO
RUM
RUM
Q4 25
$-0.06
$-0.13
Q3 25
$-0.03
$-0.06
Q2 25
$-0.05
Q1 25
$-1.14
$-0.01
Q4 24
$0.01
$-1.17
Q3 24
$-0.11
$-0.15
Q2 24
$-0.07
$-0.13
Q1 24
$-0.11
$-0.21

Balance Sheet & Financial Strength

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

Metric
HBIO
HBIO
RUM
RUM
Cash + ST InvestmentsLiquidity on hand
$8.6M
$237.9M
Total DebtLower is stronger
$35.9M
Stockholders' EquityBook value
$13.7M
$274.8M
Total Assets
$80.1M
$336.8M
Debt / EquityLower = less leverage
2.61×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HBIO
HBIO
RUM
RUM
Q4 25
$8.6M
$237.9M
Q3 25
$6.8M
$269.8M
Q2 25
$7.4M
Q1 25
$5.5M
$301.3M
Q4 24
$4.1M
$114.0M
Q3 24
$4.6M
$132.0M
Q2 24
$4.0M
$154.2M
Q1 24
$4.3M
$183.8M
Total Debt
HBIO
HBIO
RUM
RUM
Q4 25
$35.9M
Q3 25
$34.0M
Q2 25
$34.9M
Q1 25
$36.4M
Q4 24
$37.0M
Q3 24
$34.9M
Q2 24
$35.7M
Q1 24
$35.6M
Stockholders' Equity
HBIO
HBIO
RUM
RUM
Q4 25
$13.7M
$274.8M
Q3 25
$14.1M
$302.2M
Q2 25
$15.7M
Q1 25
$14.8M
$339.6M
Q4 24
$63.3M
$-63.1M
Q3 24
$65.3M
$166.1M
Q2 24
$67.2M
$192.7M
Q1 24
$68.8M
$210.7M
Total Assets
HBIO
HBIO
RUM
RUM
Q4 25
$80.1M
$336.8M
Q3 25
$78.0M
$367.2M
Q2 25
$80.1M
Q1 25
$79.8M
$391.1M
Q4 24
$126.6M
$195.3M
Q3 24
$131.2M
$217.2M
Q2 24
$128.9M
$243.2M
Q1 24
$133.2M
$263.0M
Debt / Equity
HBIO
HBIO
RUM
RUM
Q4 25
2.61×
Q3 25
2.41×
Q2 25
2.22×
Q1 25
2.45×
Q4 24
0.58×
Q3 24
0.53×
Q2 24
0.53×
Q1 24
0.52×

Cash Flow & Capital Efficiency

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

Metric
HBIO
HBIO
RUM
RUM
Operating Cash FlowLast quarter
$-96.0K
$-29.4M
Free Cash FlowOCF − Capex
$-545.0K
$-31.7M
FCF MarginFCF / Revenue
-2.3%
-117.2%
Capex IntensityCapex / Revenue
1.9%
8.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$5.5M
$-70.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HBIO
HBIO
RUM
RUM
Q4 25
$-96.0K
$-29.4M
Q3 25
$1.1M
$-10.6M
Q2 25
$2.8M
Q1 25
$3.0M
$-14.5M
Q4 24
$1.7M
$-12.4M
Q3 24
$-842.0K
$-19.1M
Q2 24
$-846.0K
$-21.7M
Q1 24
$1.4M
$-33.9M
Free Cash Flow
HBIO
HBIO
RUM
RUM
Q4 25
$-545.0K
$-31.7M
Q3 25
$877.0K
$-12.0M
Q2 25
$2.7M
Q1 25
$2.5M
$-14.6M
Q4 24
$1.4M
$-12.4M
Q3 24
$-1.7M
$-19.9M
Q2 24
$-1.7M
$-23.1M
Q1 24
$758.0K
$-34.3M
FCF Margin
HBIO
HBIO
RUM
RUM
Q4 25
-2.3%
-117.2%
Q3 25
4.3%
-48.6%
Q2 25
13.0%
Q1 25
11.4%
-61.7%
Q4 24
5.8%
-40.9%
Q3 24
-7.8%
-79.5%
Q2 24
-7.2%
-102.8%
Q1 24
3.1%
-193.3%
Capex Intensity
HBIO
HBIO
RUM
RUM
Q4 25
1.9%
8.5%
Q3 25
1.0%
5.7%
Q2 25
0.4%
Q1 25
2.4%
0.6%
Q4 24
1.2%
0.1%
Q3 24
4.0%
3.4%
Q2 24
3.5%
6.1%
Q1 24
2.6%
2.4%
Cash Conversion
HBIO
HBIO
RUM
RUM
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
95.83×
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

HBIO
HBIO

Instruments Equipment Software And Accessories$21.6M91%
Service Maintenance And Warranty Contracts$2.1M9%

RUM
RUM

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

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