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Side-by-side financial comparison of Axsome Therapeutics, Inc. (AXSM) and RAMBUS INC (RMBS). Click either name above to swap in a different company.

Axsome Therapeutics, Inc. is the larger business by last-quarter revenue ($196.0M vs $180.2M, roughly 1.1× RAMBUS INC). RAMBUS INC runs the higher net margin — 33.2% vs -14.6%, a 47.8% gap on every dollar of revenue. On growth, Axsome Therapeutics, Inc. posted the faster year-over-year revenue change (65.0% vs 8.1%). Over the past eight quarters, Axsome Therapeutics, Inc.'s revenue compounded faster (61.7% CAGR vs 16.8%).

Jazz Pharmaceuticals plc is a global biopharmaceutical company with a focus on oncology and neuroscience. It was founded in 2003 in California, United States and is now headquartered in Dublin, Ireland.

Rambus Inc. is an American technology company that designs, develops and licenses chip interface technologies and architectures that are used in digital electronics products. The company, founded in 1990, is well known for inventing RDRAM and for its intellectual property-based litigation following the introduction of DDR-SDRAM memory.

AXSM vs RMBS — Head-to-Head

Bigger by revenue
AXSM
AXSM
1.1× larger
AXSM
$196.0M
$180.2M
RMBS
Growing faster (revenue YoY)
AXSM
AXSM
+56.9% gap
AXSM
65.0%
8.1%
RMBS
Higher net margin
RMBS
RMBS
47.8% more per $
RMBS
33.2%
-14.6%
AXSM
Faster 2-yr revenue CAGR
AXSM
AXSM
Annualised
AXSM
61.7%
16.8%
RMBS

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AXSM
AXSM
RMBS
RMBS
Revenue
$196.0M
$180.2M
Net Profit
$-28.6M
$59.9M
Gross Margin
79.7%
Operating Margin
-13.8%
34.3%
Net Margin
-14.6%
33.2%
Revenue YoY
65.0%
8.1%
Net Profit YoY
61.9%
-7.3%
EPS (diluted)
$-0.55
$0.55

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
AXSM
AXSM
RMBS
RMBS
Q1 26
$180.2M
Q4 25
$196.0M
$190.2M
Q3 25
$171.0M
$178.5M
Q2 25
$150.0M
$172.2M
Q1 25
$121.5M
$166.7M
Q4 24
$118.8M
$161.1M
Q3 24
$104.8M
$145.5M
Q2 24
$87.2M
$132.1M
Net Profit
AXSM
AXSM
RMBS
RMBS
Q1 26
$59.9M
Q4 25
$-28.6M
$63.8M
Q3 25
$-47.2M
$48.4M
Q2 25
$-48.0M
$57.9M
Q1 25
$-59.4M
$60.3M
Q4 24
$-74.9M
$62.2M
Q3 24
$-64.6M
$48.7M
Q2 24
$-79.3M
$36.1M
Gross Margin
AXSM
AXSM
RMBS
RMBS
Q1 26
79.7%
Q4 25
78.9%
Q3 25
79.5%
Q2 25
79.8%
Q1 25
80.3%
Q4 24
80.4%
Q3 24
80.7%
Q2 24
79.7%
Operating Margin
AXSM
AXSM
RMBS
RMBS
Q1 26
34.3%
Q4 25
-13.8%
37.2%
Q3 25
-27.0%
35.4%
Q2 25
-24.5%
36.6%
Q1 25
-46.9%
37.9%
Q4 24
-61.1%
35.9%
Q3 24
-59.8%
37.6%
Q2 24
-89.5%
30.5%
Net Margin
AXSM
AXSM
RMBS
RMBS
Q1 26
33.2%
Q4 25
-14.6%
33.6%
Q3 25
-27.6%
27.1%
Q2 25
-32.0%
33.6%
Q1 25
-48.9%
36.2%
Q4 24
-63.1%
38.6%
Q3 24
-61.7%
33.4%
Q2 24
-91.0%
27.3%
EPS (diluted)
AXSM
AXSM
RMBS
RMBS
Q1 26
$0.55
Q4 25
$-0.55
$0.58
Q3 25
$-0.94
$0.44
Q2 25
$-0.97
$0.53
Q1 25
$-1.22
$0.56
Q4 24
$-1.54
$0.57
Q3 24
$-1.34
$0.45
Q2 24
$-1.67
$0.33

Balance Sheet & Financial Strength

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

Metric
AXSM
AXSM
RMBS
RMBS
Cash + ST InvestmentsLiquidity on hand
$322.9M
$134.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$88.3M
Total Assets
$689.8M
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AXSM
AXSM
RMBS
RMBS
Q1 26
$134.3M
Q4 25
$322.9M
$182.8M
Q3 25
$325.3M
$79.2M
Q2 25
$303.0M
$87.8M
Q1 25
$300.9M
$132.2M
Q4 24
$315.4M
$99.8M
Q3 24
$327.3M
$114.0M
Q2 24
$315.7M
$124.6M
Stockholders' Equity
AXSM
AXSM
RMBS
RMBS
Q1 26
Q4 25
$88.3M
$1.4B
Q3 25
$73.7M
$1.3B
Q2 25
$73.1M
$1.2B
Q1 25
$53.2M
$1.2B
Q4 24
$57.0M
$1.1B
Q3 24
$92.9M
$1.0B
Q2 24
$102.9M
$1.0B
Total Assets
AXSM
AXSM
RMBS
RMBS
Q1 26
$1.5B
Q4 25
$689.8M
$1.5B
Q3 25
$669.3M
$1.4B
Q2 25
$639.8M
$1.5B
Q1 25
$596.7M
$1.4B
Q4 24
$568.5M
$1.3B
Q3 24
$561.5M
$1.3B
Q2 24
$548.2M
$1.3B

Cash Flow & Capital Efficiency

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

Metric
AXSM
AXSM
RMBS
RMBS
Operating Cash FlowLast quarter
$-18.7M
Free Cash FlowOCF − Capex
$-18.7M
FCF MarginFCF / Revenue
-9.6%
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-93.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AXSM
AXSM
RMBS
RMBS
Q1 26
Q4 25
$-18.7M
$99.8M
Q3 25
$1.0M
$88.4M
Q2 25
$-32.4M
$94.4M
Q1 25
$-43.4M
$77.4M
Q4 24
$-26.2M
$59.0M
Q3 24
$-18.6M
$62.1M
Q2 24
$-30.1M
$70.4M
Free Cash Flow
AXSM
AXSM
RMBS
RMBS
Q1 26
Q4 25
$-18.7M
$93.3M
Q3 25
$988.0K
$82.5M
Q2 25
$-32.4M
$87.9M
Q1 25
$-43.7M
$69.5M
Q4 24
$-26.2M
$52.5M
Q3 24
$-18.7M
$52.2M
Q2 24
$-30.2M
$59.1M
FCF Margin
AXSM
AXSM
RMBS
RMBS
Q1 26
Q4 25
-9.6%
49.0%
Q3 25
0.6%
46.2%
Q2 25
-21.6%
51.0%
Q1 25
-36.0%
41.7%
Q4 24
-22.1%
32.6%
Q3 24
-17.9%
35.9%
Q2 24
-34.6%
44.7%
Capex Intensity
AXSM
AXSM
RMBS
RMBS
Q1 26
Q4 25
0.0%
3.4%
Q3 25
0.0%
3.3%
Q2 25
0.0%
3.8%
Q1 25
0.3%
4.7%
Q4 24
0.0%
4.0%
Q3 24
0.1%
6.8%
Q2 24
0.1%
8.6%
Cash Conversion
AXSM
AXSM
RMBS
RMBS
Q1 26
Q4 25
1.56×
Q3 25
1.83×
Q2 25
1.63×
Q1 25
1.28×
Q4 24
0.95×
Q3 24
1.28×
Q2 24
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AXSM
AXSM

Segment breakdown not available.

RMBS
RMBS

Product revenue$88.0M49%
Royalties$69.6M39%
Contract and other revenue$22.6M13%

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