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Side-by-side financial comparison of RHYTHM PHARMACEUTICALS, INC. (RYTM) and SOUNDHOUND AI, INC. (SOUN). Click either name above to swap in a different company.

RHYTHM PHARMACEUTICALS, INC. is the larger business by last-quarter revenue ($57.3M vs $55.1M, roughly 1.0× SOUNDHOUND AI, INC.). SOUNDHOUND AI, INC. runs the higher net margin — 72.8% vs -83.0%, a 155.7% gap on every dollar of revenue. On growth, SOUNDHOUND AI, INC. posted the faster year-over-year revenue change (59.4% vs 36.9%). Over the past eight quarters, SOUNDHOUND AI, INC.'s revenue compounded faster (117.9% CAGR vs 48.5%).

Rhythm Pharmaceuticals is a biopharmaceutical firm focused on developing and commercializing targeted therapies for rare genetic disorders causing severe unmanageable obesity, including POMC deficiency, LEPR deficiency, and Bardet-Biedl syndrome. It serves patients in North America and Europe who lack effective standard treatments for their chronic life-altering conditions.

SoundHound AI, Inc. is an American music and speech recognition company based in Santa Clara, California. It was originally founded as Melodis in 2005 before rebranding to SoundHound Inc. in 2010, and SoundHound AI in 2022.

RYTM vs SOUN — Head-to-Head

Bigger by revenue
RYTM
RYTM
1.0× larger
RYTM
$57.3M
$55.1M
SOUN
Growing faster (revenue YoY)
SOUN
SOUN
+22.5% gap
SOUN
59.4%
36.9%
RYTM
Higher net margin
SOUN
SOUN
155.7% more per $
SOUN
72.8%
-83.0%
RYTM
Faster 2-yr revenue CAGR
SOUN
SOUN
Annualised
SOUN
117.9%
48.5%
RYTM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RYTM
RYTM
SOUN
SOUN
Revenue
$57.3M
$55.1M
Net Profit
$-47.5M
$40.1M
Gross Margin
91.6%
47.9%
Operating Margin
-82.2%
77.3%
Net Margin
-83.0%
72.8%
Revenue YoY
36.9%
59.4%
Net Profit YoY
-9.6%
115.5%
EPS (diluted)
$-0.73
$-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
RYTM
RYTM
SOUN
SOUN
Q4 25
$57.3M
$55.1M
Q3 25
$51.3M
$42.0M
Q2 25
$48.5M
$42.7M
Q1 25
$32.7M
$29.1M
Q4 24
$41.8M
$34.5M
Q3 24
$33.3M
$25.1M
Q2 24
$29.1M
$13.5M
Q1 24
$26.0M
$11.6M
Net Profit
RYTM
RYTM
SOUN
SOUN
Q4 25
$-47.5M
$40.1M
Q3 25
$-52.9M
$-109.3M
Q2 25
$-46.6M
$-74.7M
Q1 25
$-49.5M
$129.9M
Q4 24
$-43.3M
$-258.6M
Q3 24
$-43.6M
$-21.8M
Q2 24
$-32.3M
$-37.3M
Q1 24
$-141.4M
$-33.0M
Gross Margin
RYTM
RYTM
SOUN
SOUN
Q4 25
91.6%
47.9%
Q3 25
89.3%
42.6%
Q2 25
88.6%
39.0%
Q1 25
88.8%
36.5%
Q4 24
90.9%
39.9%
Q3 24
88.5%
48.6%
Q2 24
89.9%
63.0%
Q1 24
89.2%
59.7%
Operating Margin
RYTM
RYTM
SOUN
SOUN
Q4 25
-82.2%
77.3%
Q3 25
-102.6%
-275.6%
Q2 25
-93.4%
-182.9%
Q1 25
-143.7%
Q4 24
-98.6%
-744.2%
Q3 24
-132.0%
-134.6%
Q2 24
-139.2%
-163.3%
Q1 24
-538.7%
-246.1%
Net Margin
RYTM
RYTM
SOUN
SOUN
Q4 25
-83.0%
72.8%
Q3 25
-103.1%
-259.9%
Q2 25
-96.1%
-175.1%
Q1 25
-151.4%
446.1%
Q4 24
-103.6%
-748.6%
Q3 24
-131.2%
-86.7%
Q2 24
-110.9%
-277.2%
Q1 24
-544.4%
-284.7%
EPS (diluted)
RYTM
RYTM
SOUN
SOUN
Q4 25
$-0.73
$-0.13
Q3 25
$-0.82
$-0.27
Q2 25
$-0.75
$-0.19
Q1 25
$-0.81
$0.31
Q4 24
$-0.71
$-0.75
Q3 24
$-0.73
$-0.06
Q2 24
$-0.55
$-0.11
Q1 24
$-2.35
$-0.12

Balance Sheet & Financial Strength

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

Metric
RYTM
RYTM
SOUN
SOUN
Cash + ST InvestmentsLiquidity on hand
$388.9M
$248.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$139.1M
$463.8M
Total Assets
$480.2M
$688.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RYTM
RYTM
SOUN
SOUN
Q4 25
$388.9M
$248.5M
Q3 25
$416.1M
$268.9M
Q2 25
$291.0M
$230.3M
Q1 25
$314.5M
$245.8M
Q4 24
$320.6M
$198.2M
Q3 24
$298.4M
$135.6M
Q2 24
$319.1M
$200.2M
Q1 24
$201.2M
$211.7M
Total Debt
RYTM
RYTM
SOUN
SOUN
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$0
Q3 24
Q2 24
Q1 24
$85.5M
Stockholders' Equity
RYTM
RYTM
SOUN
SOUN
Q4 25
$139.1M
$463.8M
Q3 25
$148.8M
$399.2M
Q2 25
$-11.9M
$359.8M
Q1 25
$18.9M
$397.0M
Q4 24
$21.7M
$182.7M
Q3 24
$11.2M
$296.0M
Q2 24
$39.3M
$223.9M
Q1 24
$61.6M
$155.5M
Total Assets
RYTM
RYTM
SOUN
SOUN
Q4 25
$480.2M
$688.2M
Q3 25
$506.9M
$702.2M
Q2 25
$372.7M
$579.5M
Q1 25
$386.7M
$587.5M
Q4 24
$392.3M
$554.0M
Q3 24
$363.6M
$499.7M
Q2 24
$381.8M
$266.7M
Q1 24
$258.7M
$287.4M
Debt / Equity
RYTM
RYTM
SOUN
SOUN
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.00×
Q3 24
Q2 24
Q1 24
0.55×

Cash Flow & Capital Efficiency

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

Metric
RYTM
RYTM
SOUN
SOUN
Operating Cash FlowLast quarter
$-25.4M
$-21.9M
Free Cash FlowOCF − Capex
$-22.3M
FCF MarginFCF / Revenue
-40.4%
Capex IntensityCapex / Revenue
0.7%
Cash ConversionOCF / Net Profit
-0.55×
TTM Free Cash FlowTrailing 4 quarters
$-99.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RYTM
RYTM
SOUN
SOUN
Q4 25
$-25.4M
$-21.9M
Q3 25
$-26.6M
$-32.7M
Q2 25
$-23.3M
$-24.5M
Q1 25
$-40.4M
$-19.2M
Q4 24
$-18.8M
$-33.1M
Q3 24
$-25.2M
$-35.3M
Q2 24
$-29.1M
$-18.5M
Q1 24
$-40.7M
$-21.9M
Free Cash Flow
RYTM
RYTM
SOUN
SOUN
Q4 25
$-22.3M
Q3 25
$-32.8M
Q2 25
$-24.7M
Q1 25
$-19.3M
Q4 24
$-33.2M
Q3 24
$-35.5M
Q2 24
$-18.7M
Q1 24
$-22.0M
FCF Margin
RYTM
RYTM
SOUN
SOUN
Q4 25
-40.4%
Q3 25
-78.1%
Q2 25
-57.8%
Q1 25
-66.4%
Q4 24
-96.1%
Q3 24
-141.6%
Q2 24
-139.1%
Q1 24
-190.2%
Capex Intensity
RYTM
RYTM
SOUN
SOUN
Q4 25
0.7%
Q3 25
0.4%
Q2 25
0.4%
Q1 25
0.6%
Q4 24
0.2%
Q3 24
0.9%
Q2 24
1.8%
Q1 24
0.9%
Cash Conversion
RYTM
RYTM
SOUN
SOUN
Q4 25
-0.55×
Q3 25
Q2 25
Q1 25
-0.15×
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

RYTM
RYTM

Segment breakdown not available.

SOUN
SOUN

Hosted Services$37.7M68%
Licensing$12.6M23%
Professional Service$4.6M8%

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