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Side-by-side financial comparison of Alkermes plc. (ALKS) and ADVANCED DRAINAGE SYSTEMS, INC. (WMS). Click either name above to swap in a different company.

ADVANCED DRAINAGE SYSTEMS, INC. is the larger business by last-quarter revenue ($693.4M vs $384.5M, roughly 1.8× Alkermes plc.). ADVANCED DRAINAGE SYSTEMS, INC. runs the higher net margin — 13.5% vs 12.8%, a 0.7% gap on every dollar of revenue. On growth, ADVANCED DRAINAGE SYSTEMS, INC. posted the faster year-over-year revenue change (0.4% vs -10.6%). ADVANCED DRAINAGE SYSTEMS, INC. produced more free cash flow last quarter ($183.6M vs $170.0M). Over the past eight quarters, Alkermes plc.'s revenue compounded faster (4.8% CAGR vs 3.0%).

Alkermes plc is a fully-integrated biopharmaceutical company that focuses on developing medicines for psychiatric and neurological disorders. The company was founded in 1987 by Michael Wall. In September 2011 Alkermes, Inc. merged with Elan Drug Technologies (EDT), the former drug formulation and manufacturing division of Élan Corporation, plc. The company is headquartered in Dublin, and has an R&D center in Waltham, Massachusetts, and a manufacturing facility in Wilmington, Ohio.

Advanced Drainage Systems, Inc. (ADS) is an American company that designs, manufactures and markets polypropylene and polyethylene pipes, plastic leach field chambers and systems, septic tanks and accessories, storm retention/detention and septic chambers, polyvinyl chloride drainage structures, fittings, and water filters and water separators. It is the largest maker of high-density polyethylene pipe in the United States. It is headquartered in Hilliard, Ohio. In 2020, 93% of the company's s...

ALKS vs WMS — Head-to-Head

Bigger by revenue
WMS
WMS
1.8× larger
WMS
$693.4M
$384.5M
ALKS
Growing faster (revenue YoY)
WMS
WMS
+11.0% gap
WMS
0.4%
-10.6%
ALKS
Higher net margin
WMS
WMS
0.7% more per $
WMS
13.5%
12.8%
ALKS
More free cash flow
WMS
WMS
$13.5M more FCF
WMS
$183.6M
$170.0M
ALKS
Faster 2-yr revenue CAGR
ALKS
ALKS
Annualised
ALKS
4.8%
3.0%
WMS

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
ALKS
ALKS
WMS
WMS
Revenue
$384.5M
$693.4M
Net Profit
$49.3M
$93.6M
Gross Margin
88.0%
37.4%
Operating Margin
15.1%
19.7%
Net Margin
12.8%
13.5%
Revenue YoY
-10.6%
0.4%
Net Profit YoY
-66.3%
15.3%
EPS (diluted)
$0.29
$1.19

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
ALKS
ALKS
WMS
WMS
Q4 25
$384.5M
$693.4M
Q3 25
$394.2M
$850.4M
Q2 25
$390.7M
$829.9M
Q1 25
$306.5M
$615.8M
Q4 24
$430.0M
$690.5M
Q3 24
$378.1M
$782.6M
Q2 24
$399.1M
$815.3M
Q1 24
$350.4M
$653.8M
Net Profit
ALKS
ALKS
WMS
WMS
Q4 25
$49.3M
$93.6M
Q3 25
$82.8M
$156.0M
Q2 25
$87.1M
$143.9M
Q1 25
$22.5M
$77.2M
Q4 24
$146.5M
$81.2M
Q3 24
$92.4M
$130.4M
Q2 24
$91.4M
$161.4M
Q1 24
$36.8M
$94.8M
Gross Margin
ALKS
ALKS
WMS
WMS
Q4 25
88.0%
37.4%
Q3 25
86.9%
40.0%
Q2 25
87.3%
39.8%
Q1 25
83.9%
36.7%
Q4 24
85.6%
35.0%
Q3 24
83.3%
37.6%
Q2 24
84.6%
40.8%
Q1 24
83.3%
38.5%
Operating Margin
ALKS
ALKS
WMS
WMS
Q4 25
15.1%
19.7%
Q3 25
22.6%
26.3%
Q2 25
23.8%
24.8%
Q1 25
4.5%
19.0%
Q4 24
37.8%
18.4%
Q3 24
27.7%
23.9%
Q2 24
27.5%
27.7%
Q1 24
12.4%
20.7%
Net Margin
ALKS
ALKS
WMS
WMS
Q4 25
12.8%
13.5%
Q3 25
21.0%
18.3%
Q2 25
22.3%
17.3%
Q1 25
7.3%
12.5%
Q4 24
34.1%
11.8%
Q3 24
24.4%
16.7%
Q2 24
22.9%
19.8%
Q1 24
10.5%
14.5%
EPS (diluted)
ALKS
ALKS
WMS
WMS
Q4 25
$0.29
$1.19
Q3 25
$0.49
$1.99
Q2 25
$0.52
$1.84
Q1 25
$0.13
$0.99
Q4 24
$0.88
$1.04
Q3 24
$0.55
$1.67
Q2 24
$0.53
$2.06
Q1 24
$0.21
$1.22

Balance Sheet & Financial Strength

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

Metric
ALKS
ALKS
WMS
WMS
Cash + ST InvestmentsLiquidity on hand
$388.6M
$1.0B
Total DebtLower is stronger
Stockholders' EquityBook value
$1.8B
$1.9B
Total Assets
$2.5B
$4.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALKS
ALKS
WMS
WMS
Q4 25
$388.6M
$1.0B
Q3 25
$616.4M
$812.9M
Q2 25
$521.2M
$638.3M
Q1 25
$399.8M
$463.3M
Q4 24
$291.1M
$488.9M
Q3 24
$396.3M
$613.0M
Q2 24
$535.1M
$541.6M
Q1 24
$420.8M
$490.2M
Total Debt
ALKS
ALKS
WMS
WMS
Q4 25
Q3 25
Q2 25
Q1 25
$1.3B
Q4 24
Q3 24
Q2 24
Q1 24
$1.3B
Stockholders' Equity
ALKS
ALKS
WMS
WMS
Q4 25
$1.8B
$1.9B
Q3 25
$1.7B
$1.8B
Q2 25
$1.6B
$1.7B
Q1 25
$1.5B
$1.5B
Q4 24
$1.5B
$1.5B
Q3 24
$1.3B
$1.4B
Q2 24
$1.3B
$1.3B
Q1 24
$1.3B
$1.2B
Total Assets
ALKS
ALKS
WMS
WMS
Q4 25
$2.5B
$4.1B
Q3 25
$2.3B
$4.1B
Q2 25
$2.3B
$3.9B
Q1 25
$2.1B
$3.7B
Q4 24
$2.1B
$3.6B
Q3 24
$2.2B
$3.5B
Q2 24
$2.2B
$3.4B
Q1 24
$2.1B
$3.3B
Debt / Equity
ALKS
ALKS
WMS
WMS
Q4 25
Q3 25
Q2 25
Q1 25
0.83×
Q4 24
Q3 24
Q2 24
Q1 24
1.11×

Cash Flow & Capital Efficiency

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

Metric
ALKS
ALKS
WMS
WMS
Operating Cash FlowLast quarter
$170.1M
$269.3M
Free Cash FlowOCF − Capex
$170.0M
$183.6M
FCF MarginFCF / Revenue
44.2%
26.5%
Capex IntensityCapex / Revenue
0.0%
12.4%
Cash ConversionOCF / Net Profit
3.45×
2.88×
TTM Free Cash FlowTrailing 4 quarters
$480.3M
$577.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALKS
ALKS
WMS
WMS
Q4 25
$170.1M
$269.3M
Q3 25
$101.7M
$234.9M
Q2 25
$150.2M
$275.0M
Q1 25
$98.8M
$41.2M
Q4 24
$190.4M
$189.9M
Q3 24
$81.6M
$166.9M
Q2 24
$146.0M
$183.4M
Q1 24
$21.1M
$17.7M
Free Cash Flow
ALKS
ALKS
WMS
WMS
Q4 25
$170.0M
$183.6M
Q3 25
$84.4M
$176.4M
Q2 25
$137.2M
$222.4M
Q1 25
$88.7M
$-5.3M
Q4 24
$180.6M
$135.7M
Q3 24
$73.3M
$112.4M
Q2 24
$138.9M
$125.7M
Q1 24
$12.8M
$-29.8M
FCF Margin
ALKS
ALKS
WMS
WMS
Q4 25
44.2%
26.5%
Q3 25
21.4%
20.7%
Q2 25
35.1%
26.8%
Q1 25
28.9%
-0.9%
Q4 24
42.0%
19.7%
Q3 24
19.4%
14.4%
Q2 24
34.8%
15.4%
Q1 24
3.6%
-4.6%
Capex Intensity
ALKS
ALKS
WMS
WMS
Q4 25
0.0%
12.4%
Q3 25
4.4%
6.9%
Q2 25
3.3%
6.3%
Q1 25
3.3%
7.6%
Q4 24
2.3%
7.9%
Q3 24
2.2%
7.0%
Q2 24
1.8%
7.1%
Q1 24
2.4%
7.3%
Cash Conversion
ALKS
ALKS
WMS
WMS
Q4 25
3.45×
2.88×
Q3 25
1.23×
1.51×
Q2 25
1.72×
1.91×
Q1 25
4.40×
0.53×
Q4 24
1.30×
2.34×
Q3 24
0.88×
1.28×
Q2 24
1.60×
1.14×
Q1 24
0.57×
0.19×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ALKS
ALKS

Vivitrol$124.1M32%
Aristada And Aristada Initio$97.2M25%
LYBALVI$94.1M24%
Royalty$65.7M17%
Manufacturing Revenue$3.3M1%

WMS
WMS

Reportable Segment Aggregation Before Other Operating Segment$557.3M80%
Other$85.5M12%
Pipe$35.5M5%
Allied Products And Other$15.0M2%

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