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Side-by-side financial comparison of ACADIA PHARMACEUTICALS INC (ACAD) and ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL). Click either name above to swap in a different company.

ACADIA PHARMACEUTICALS INC is the larger business by last-quarter revenue ($284.0M vs $162.3M, roughly 1.8× ALPHA & OMEGA SEMICONDUCTOR Ltd). ACADIA PHARMACEUTICALS INC runs the higher net margin — 96.3% vs -8.2%, a 104.5% gap on every dollar of revenue. On growth, ACADIA PHARMACEUTICALS INC posted the faster year-over-year revenue change (9.4% vs -6.3%). Over the past eight quarters, ACADIA PHARMACEUTICALS INC's revenue compounded faster (17.5% CAGR vs 4.0%).

Acadia Pharmaceuticals Inc. is a biopharmaceutical company headquartered in Del Mar, San Diego, California.

Alpha & Omega Semiconductor Ltd designs, manufactures and markets a broad portfolio of power semiconductors, including power MOSFETs, IGBTs, analog ICs and power management modules. Its products are applied across consumer electronics, industrial equipment, automotive systems, telecom and computing segments, with sales networks covering major global markets.

ACAD vs AOSL — Head-to-Head

Bigger by revenue
ACAD
ACAD
1.8× larger
ACAD
$284.0M
$162.3M
AOSL
Growing faster (revenue YoY)
ACAD
ACAD
+15.7% gap
ACAD
9.4%
-6.3%
AOSL
Higher net margin
ACAD
ACAD
104.5% more per $
ACAD
96.3%
-8.2%
AOSL
Faster 2-yr revenue CAGR
ACAD
ACAD
Annualised
ACAD
17.5%
4.0%
AOSL

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
ACAD
ACAD
AOSL
AOSL
Revenue
$284.0M
$162.3M
Net Profit
$273.6M
$-13.3M
Gross Margin
90.8%
21.5%
Operating Margin
6.1%
-8.4%
Net Margin
96.3%
-8.2%
Revenue YoY
9.4%
-6.3%
Net Profit YoY
90.3%
-101.0%
EPS (diluted)
$1.61
$-0.45

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
ACAD
ACAD
AOSL
AOSL
Q4 25
$284.0M
$162.3M
Q3 25
$278.6M
$182.5M
Q2 25
$264.6M
$176.5M
Q1 25
$244.3M
$164.6M
Q4 24
$259.6M
$173.2M
Q3 24
$250.4M
$181.9M
Q2 24
$242.0M
$161.3M
Q1 24
$205.8M
$150.1M
Net Profit
ACAD
ACAD
AOSL
AOSL
Q4 25
$273.6M
$-13.3M
Q3 25
$71.8M
$-2.1M
Q2 25
$26.7M
$-77.1M
Q1 25
$19.0M
$-10.8M
Q4 24
$143.7M
$-6.6M
Q3 24
$32.8M
$-2.5M
Q2 24
$33.4M
$-2.7M
Q1 24
$16.6M
$-11.2M
Gross Margin
ACAD
ACAD
AOSL
AOSL
Q4 25
90.8%
21.5%
Q3 25
92.2%
23.5%
Q2 25
92.2%
23.4%
Q1 25
91.7%
21.4%
Q4 24
91.6%
23.1%
Q3 24
92.5%
24.5%
Q2 24
92.5%
25.7%
Q1 24
88.8%
23.7%
Operating Margin
ACAD
ACAD
AOSL
AOSL
Q4 25
6.1%
-8.4%
Q3 25
12.8%
-2.5%
Q2 25
12.2%
-6.6%
Q1 25
7.9%
-6.5%
Q4 24
59.1%
-3.4%
Q3 24
12.6%
-0.1%
Q2 24
12.6%
-0.9%
Q1 24
7.4%
-7.0%
Net Margin
ACAD
ACAD
AOSL
AOSL
Q4 25
96.3%
-8.2%
Q3 25
25.8%
-1.2%
Q2 25
10.1%
-43.7%
Q1 25
7.8%
-6.6%
Q4 24
55.4%
-3.8%
Q3 24
13.1%
-1.4%
Q2 24
13.8%
-1.7%
Q1 24
8.0%
-7.5%
EPS (diluted)
ACAD
ACAD
AOSL
AOSL
Q4 25
$1.61
$-0.45
Q3 25
$0.42
$-0.07
Q2 25
$0.16
$-2.61
Q1 25
$0.11
$-0.37
Q4 24
$0.86
$-0.23
Q3 24
$0.20
$-0.09
Q2 24
$0.20
$-0.09
Q1 24
$0.10
$-0.39

Balance Sheet & Financial Strength

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

Metric
ACAD
ACAD
AOSL
AOSL
Cash + ST InvestmentsLiquidity on hand
$177.7M
$196.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.2B
$818.8M
Total Assets
$1.6B
$1.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACAD
ACAD
AOSL
AOSL
Q4 25
$177.7M
$196.3M
Q3 25
$258.0M
$223.5M
Q2 25
$253.6M
$153.1M
Q1 25
$217.7M
$169.4M
Q4 24
$319.6M
$182.6M
Q3 24
$155.1M
$176.0M
Q2 24
$177.1M
$175.1M
Q1 24
$204.7M
$174.4M
Total Debt
ACAD
ACAD
AOSL
AOSL
Q4 25
Q3 25
Q2 25
$14.9M
Q1 25
Q4 24
Q3 24
Q2 24
$26.7M
Q1 24
Stockholders' Equity
ACAD
ACAD
AOSL
AOSL
Q4 25
$1.2B
$818.8M
Q3 25
$917.3M
$834.1M
Q2 25
$822.4M
$822.3M
Q1 25
$765.2M
$886.3M
Q4 24
$732.8M
$902.6M
Q3 24
$577.2M
$895.3M
Q2 24
$516.7M
$891.6M
Q1 24
$464.0M
$888.9M
Total Assets
ACAD
ACAD
AOSL
AOSL
Q4 25
$1.6B
$1.0B
Q3 25
$1.3B
$1.0B
Q2 25
$1.2B
$1.0B
Q1 25
$1.1B
$1.1B
Q4 24
$1.2B
$1.1B
Q3 24
$976.9M
$1.1B
Q2 24
$914.1M
$1.1B
Q1 24
$855.1M
$1.2B
Debt / Equity
ACAD
ACAD
AOSL
AOSL
Q4 25
Q3 25
Q2 25
0.02×
Q1 25
Q4 24
Q3 24
Q2 24
0.03×
Q1 24

Cash Flow & Capital Efficiency

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

Metric
ACAD
ACAD
AOSL
AOSL
Operating Cash FlowLast quarter
$-48.7M
$-8.1M
Free Cash FlowOCF − Capex
$-23.1M
FCF MarginFCF / Revenue
-14.2%
Capex IntensityCapex / Revenue
9.2%
Cash ConversionOCF / Net Profit
-0.18×
TTM Free Cash FlowTrailing 4 quarters
$-40.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACAD
ACAD
AOSL
AOSL
Q4 25
$-48.7M
$-8.1M
Q3 25
$74.3M
$10.2M
Q2 25
$64.0M
$-2.8M
Q1 25
$20.3M
$7.4M
Q4 24
$40.4M
$14.1M
Q3 24
$63.2M
$11.0M
Q2 24
$25.0M
$7.1M
Q1 24
$29.1M
$28.2M
Free Cash Flow
ACAD
ACAD
AOSL
AOSL
Q4 25
$-23.1M
Q3 25
$73.9M
$420.0K
Q2 25
$-17.2M
Q1 25
$-1.1M
Q4 24
$6.6M
Q3 24
$63.2M
$4.1M
Q2 24
$-210.0K
Q1 24
$20.5M
FCF Margin
ACAD
ACAD
AOSL
AOSL
Q4 25
-14.2%
Q3 25
26.5%
0.2%
Q2 25
-9.7%
Q1 25
-0.6%
Q4 24
3.8%
Q3 24
25.2%
2.3%
Q2 24
-0.1%
Q1 24
13.7%
Capex Intensity
ACAD
ACAD
AOSL
AOSL
Q4 25
9.2%
Q3 25
0.1%
5.4%
Q2 25
8.1%
Q1 25
5.1%
Q4 24
4.3%
Q3 24
0.0%
3.8%
Q2 24
4.5%
Q1 24
5.2%
Cash Conversion
ACAD
ACAD
AOSL
AOSL
Q4 25
-0.18×
Q3 25
1.03×
Q2 25
2.40×
Q1 25
1.07×
Q4 24
0.28×
Q3 24
1.93×
Q2 24
0.75×
Q1 24
1.76×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACAD
ACAD

Nuplazid$174.4M61%
Daybue$109.6M39%

AOSL
AOSL

Power Discrete$101.0M62%
Power Ic$58.8M36%
Packaging And Testing Services$2.5M2%

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