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Side-by-side financial comparison of COLLEGIUM PHARMACEUTICAL, INC (COLL) and RAMBUS INC (RMBS). Click either name above to swap in a different company.

COLLEGIUM PHARMACEUTICAL, INC is the larger business by last-quarter revenue ($205.4M vs $180.2M, roughly 1.1× RAMBUS INC). RAMBUS INC runs the higher net margin — 33.2% vs 8.3%, a 25.0% gap on every dollar of revenue. On growth, COLLEGIUM PHARMACEUTICAL, INC posted the faster year-over-year revenue change (12.9% vs 8.1%). Over the past eight quarters, COLLEGIUM PHARMACEUTICAL, INC's revenue compounded faster (19.1% CAGR vs 16.8%).

Collegium Pharmaceutical, Inc. is a specialty pharmaceutical firm focused on developing and commercializing innovative, abuse-deterrent pain management therapies. Operating primarily in the U.S. market, it offers extended-release analgesics for chronic pain patients, serving providers across primary and specialty care segments.

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.

COLL vs RMBS — Head-to-Head

Bigger by revenue
COLL
COLL
1.1× larger
COLL
$205.4M
$180.2M
RMBS
Growing faster (revenue YoY)
COLL
COLL
+4.8% gap
COLL
12.9%
8.1%
RMBS
Higher net margin
RMBS
RMBS
25.0% more per $
RMBS
33.2%
8.3%
COLL
Faster 2-yr revenue CAGR
COLL
COLL
Annualised
COLL
19.1%
16.8%
RMBS

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
COLL
COLL
RMBS
RMBS
Revenue
$205.4M
$180.2M
Net Profit
$17.0M
$59.9M
Gross Margin
62.5%
79.7%
Operating Margin
29.6%
34.3%
Net Margin
8.3%
33.2%
Revenue YoY
12.9%
8.1%
Net Profit YoY
35.3%
-7.3%
EPS (diluted)
$0.48
$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
COLL
COLL
RMBS
RMBS
Q1 26
$180.2M
Q4 25
$205.4M
$190.2M
Q3 25
$209.4M
$178.5M
Q2 25
$188.0M
$172.2M
Q1 25
$177.8M
$166.7M
Q4 24
$181.9M
$161.1M
Q3 24
$159.3M
$145.5M
Q2 24
$145.3M
$132.1M
Net Profit
COLL
COLL
RMBS
RMBS
Q1 26
$59.9M
Q4 25
$17.0M
$63.8M
Q3 25
$31.5M
$48.4M
Q2 25
$12.0M
$57.9M
Q1 25
$2.4M
$60.3M
Q4 24
$12.5M
$62.2M
Q3 24
$9.3M
$48.7M
Q2 24
$19.6M
$36.1M
Gross Margin
COLL
COLL
RMBS
RMBS
Q1 26
79.7%
Q4 25
62.5%
78.9%
Q3 25
61.7%
79.5%
Q2 25
57.7%
79.8%
Q1 25
54.8%
80.3%
Q4 24
54.0%
80.4%
Q3 24
60.8%
80.7%
Q2 24
62.5%
79.7%
Operating Margin
COLL
COLL
RMBS
RMBS
Q1 26
34.3%
Q4 25
29.6%
37.2%
Q3 25
29.7%
35.4%
Q2 25
18.7%
36.6%
Q1 25
12.2%
37.9%
Q4 24
20.9%
35.9%
Q3 24
21.9%
37.6%
Q2 24
32.7%
30.5%
Net Margin
COLL
COLL
RMBS
RMBS
Q1 26
33.2%
Q4 25
8.3%
33.6%
Q3 25
15.0%
27.1%
Q2 25
6.4%
33.6%
Q1 25
1.4%
36.2%
Q4 24
6.9%
38.6%
Q3 24
5.9%
33.4%
Q2 24
13.5%
27.3%
EPS (diluted)
COLL
COLL
RMBS
RMBS
Q1 26
$0.55
Q4 25
$0.48
$0.58
Q3 25
$0.84
$0.44
Q2 25
$0.34
$0.53
Q1 25
$0.07
$0.56
Q4 24
$0.36
$0.57
Q3 24
$0.27
$0.45
Q2 24
$0.52
$0.33

Balance Sheet & Financial Strength

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

Metric
COLL
COLL
RMBS
RMBS
Cash + ST InvestmentsLiquidity on hand
$386.7M
$134.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$301.7M
Total Assets
$1.7B
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
COLL
COLL
RMBS
RMBS
Q1 26
$134.3M
Q4 25
$386.7M
$182.8M
Q3 25
$285.9M
$79.2M
Q2 25
$222.2M
$87.8M
Q1 25
$197.8M
$132.2M
Q4 24
$162.8M
$99.8M
Q3 24
$120.0M
$114.0M
Q2 24
$271.6M
$124.6M
Stockholders' Equity
COLL
COLL
RMBS
RMBS
Q1 26
Q4 25
$301.7M
$1.4B
Q3 25
$274.8M
$1.3B
Q2 25
$232.2M
$1.2B
Q1 25
$234.4M
$1.2B
Q4 24
$228.8M
$1.1B
Q3 24
$234.3M
$1.0B
Q2 24
$216.6M
$1.0B
Total Assets
COLL
COLL
RMBS
RMBS
Q1 26
$1.5B
Q4 25
$1.7B
$1.5B
Q3 25
$1.6B
$1.4B
Q2 25
$1.6B
$1.5B
Q1 25
$1.6B
$1.4B
Q4 24
$1.7B
$1.3B
Q3 24
$1.6B
$1.3B
Q2 24
$1.1B
$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
COLL
COLL
RMBS
RMBS
Operating Cash FlowLast quarter
$123.0M
Free Cash FlowOCF − Capex
$122.4M
FCF MarginFCF / Revenue
59.6%
Capex IntensityCapex / Revenue
0.3%
Cash ConversionOCF / Net Profit
7.25×
TTM Free Cash FlowTrailing 4 quarters
$327.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
COLL
COLL
RMBS
RMBS
Q1 26
Q4 25
$123.0M
$99.8M
Q3 25
$78.4M
$88.4M
Q2 25
$72.4M
$94.4M
Q1 25
$55.4M
$77.4M
Q4 24
$84.6M
$59.0M
Q3 24
$-9.0M
$62.1M
Q2 24
$67.4M
$70.4M
Free Cash Flow
COLL
COLL
RMBS
RMBS
Q1 26
Q4 25
$122.4M
$93.3M
Q3 25
$78.3M
$82.5M
Q2 25
$72.4M
$87.9M
Q1 25
$54.6M
$69.5M
Q4 24
$84.1M
$52.5M
Q3 24
$-9.2M
$52.2M
Q2 24
$67.1M
$59.1M
FCF Margin
COLL
COLL
RMBS
RMBS
Q1 26
Q4 25
59.6%
49.0%
Q3 25
37.4%
46.2%
Q2 25
38.5%
51.0%
Q1 25
30.7%
41.7%
Q4 24
46.2%
32.6%
Q3 24
-5.8%
35.9%
Q2 24
46.2%
44.7%
Capex Intensity
COLL
COLL
RMBS
RMBS
Q1 26
Q4 25
0.3%
3.4%
Q3 25
0.1%
3.3%
Q2 25
0.0%
3.8%
Q1 25
0.4%
4.7%
Q4 24
0.3%
4.0%
Q3 24
0.2%
6.8%
Q2 24
0.2%
8.6%
Cash Conversion
COLL
COLL
RMBS
RMBS
Q1 26
Q4 25
7.25×
1.56×
Q3 25
2.49×
1.83×
Q2 25
6.05×
1.63×
Q1 25
22.92×
1.28×
Q4 24
6.75×
0.95×
Q3 24
-0.96×
1.28×
Q2 24
3.44×
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

COLL
COLL

Segment breakdown not available.

RMBS
RMBS

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

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