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Side-by-side financial comparison of OCEANEERING INTERNATIONAL INC (OII) and Trinseo PLC (TSE). Click either name above to swap in a different company.

OCEANEERING INTERNATIONAL INC is the larger business by last-quarter revenue ($692.4M vs $662.6M, roughly 1.0× Trinseo PLC). OCEANEERING INTERNATIONAL INC runs the higher net margin — 5.2% vs -37.9%, a 43.2% gap on every dollar of revenue. On growth, OCEANEERING INTERNATIONAL INC posted the faster year-over-year revenue change (3.6% vs -19.3%). Trinseo PLC produced more free cash flow last quarter ($6.6M vs $-76.5M). Over the past eight quarters, OCEANEERING INTERNATIONAL INC's revenue compounded faster (1.8% CAGR vs -14.4%).

Oceaneering International, Inc. is a subsea engineering and applied technology company based in Houston, Texas, U.S. that provides engineered services and hardware to customers who operate in marine, space, and other environments.

Trinseo is a company focusing particularly on the manufacture of plastics and latex binders. Trinseo was part of the Dow Chemical Company until Dow grouped several of its businesses for potential sale in 2009. In 2010, under the name Styron, those holdings were sold to private equity firm Bain Capital for $1.63 billion. As of 2016, Bain sold all of its stock in Trinseo, grossing $1.69 billion for 37,269,567 shares, resulting in Trinseo's “full independence as a public company.”

OII vs TSE — Head-to-Head

Bigger by revenue
OII
OII
1.0× larger
OII
$692.4M
$662.6M
TSE
Growing faster (revenue YoY)
OII
OII
+22.9% gap
OII
3.6%
-19.3%
TSE
Higher net margin
OII
OII
43.2% more per $
OII
5.2%
-37.9%
TSE
More free cash flow
TSE
TSE
$83.1M more FCF
TSE
$6.6M
$-76.5M
OII
Faster 2-yr revenue CAGR
OII
OII
Annualised
OII
1.8%
-14.4%
TSE

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
OII
OII
TSE
TSE
Revenue
$692.4M
$662.6M
Net Profit
$36.1M
$-251.4M
Gross Margin
4.2%
Operating Margin
-24.7%
Net Margin
5.2%
-37.9%
Revenue YoY
3.6%
-19.3%
Net Profit YoY
-28.3%
-113.2%
EPS (diluted)
$0.36
$-7.02

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
OII
OII
TSE
TSE
Q1 26
$692.4M
Q4 25
$668.6M
$662.6M
Q3 25
$742.9M
$743.2M
Q2 25
$698.2M
$784.3M
Q1 25
$674.5M
$784.8M
Q4 24
$713.5M
$821.5M
Q3 24
$679.8M
$867.7M
Q2 24
$668.8M
$920.0M
Net Profit
OII
OII
TSE
TSE
Q1 26
$36.1M
Q4 25
$177.7M
$-251.4M
Q3 25
$71.3M
$-109.7M
Q2 25
$54.4M
$-105.5M
Q1 25
$50.4M
$-79.0M
Q4 24
$56.1M
$-117.9M
Q3 24
$41.2M
$-87.3M
Q2 24
$35.0M
$-67.8M
Gross Margin
OII
OII
TSE
TSE
Q1 26
Q4 25
19.8%
4.2%
Q3 25
20.6%
5.0%
Q2 25
21.3%
4.7%
Q1 25
20.0%
8.1%
Q4 24
19.9%
6.8%
Q3 24
19.3%
9.3%
Q2 24
18.0%
7.4%
Operating Margin
OII
OII
TSE
TSE
Q1 26
Q4 25
9.8%
-24.7%
Q3 25
11.6%
-3.8%
Q2 25
11.3%
-4.2%
Q1 25
10.9%
-3.7%
Q4 24
10.9%
-5.4%
Q3 24
10.5%
-1.4%
Q2 24
9.0%
1.5%
Net Margin
OII
OII
TSE
TSE
Q1 26
5.2%
Q4 25
26.6%
-37.9%
Q3 25
9.6%
-14.8%
Q2 25
7.8%
-13.5%
Q1 25
7.5%
-10.1%
Q4 24
7.9%
-14.4%
Q3 24
6.1%
-10.1%
Q2 24
5.2%
-7.4%
EPS (diluted)
OII
OII
TSE
TSE
Q1 26
$0.36
Q4 25
$1.75
$-7.02
Q3 25
$0.71
$-3.05
Q2 25
$0.54
$-2.95
Q1 25
$0.49
$-2.22
Q4 24
$0.55
$-3.33
Q3 24
$0.40
$-2.47
Q2 24
$0.34
$-1.92

Balance Sheet & Financial Strength

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

Metric
OII
OII
TSE
TSE
Cash + ST InvestmentsLiquidity on hand
$146.7M
Total DebtLower is stronger
$488.8M
$2.5B
Stockholders' EquityBook value
$1.1B
$-1.1B
Total Assets
$2.6B
$2.3B
Debt / EquityLower = less leverage
0.44×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OII
OII
TSE
TSE
Q1 26
Q4 25
$695.9M
$146.7M
Q3 25
$7.0M
$112.1M
Q2 25
$7.0M
$137.0M
Q1 25
$7.0M
$126.1M
Q4 24
$504.5M
$209.8M
Q3 24
$165.3M
Q2 24
$105.6M
Total Debt
OII
OII
TSE
TSE
Q1 26
$488.8M
Q4 25
$487.4M
$2.5B
Q3 25
$2.5B
Q2 25
$2.5B
Q1 25
$2.5B
Q4 24
$482.0M
$2.4B
Q3 24
$2.4B
Q2 24
$2.3B
Stockholders' Equity
OII
OII
TSE
TSE
Q1 26
$1.1B
Q4 25
$1.1B
$-1.1B
Q3 25
$907.7M
$-861.6M
Q2 25
$842.1M
$-750.3M
Q1 25
$773.1M
$-679.2M
Q4 24
$714.3M
$-619.9M
Q3 24
$698.0M
$-480.0M
Q2 24
$651.0M
$-413.8M
Total Assets
OII
OII
TSE
TSE
Q1 26
$2.6B
Q4 25
$2.7B
$2.3B
Q3 25
$2.5B
$2.5B
Q2 25
$2.3B
$2.6B
Q1 25
$2.3B
$2.7B
Q4 24
$2.3B
$2.6B
Q3 24
$2.4B
$2.9B
Q2 24
$2.3B
$2.8B
Debt / Equity
OII
OII
TSE
TSE
Q1 26
0.44×
Q4 25
0.46×
Q3 25
Q2 25
Q1 25
Q4 24
0.67×
Q3 24
Q2 24

Cash Flow & Capital Efficiency

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

Metric
OII
OII
TSE
TSE
Operating Cash FlowLast quarter
$22.6M
Free Cash FlowOCF − Capex
$-76.5M
$6.6M
FCF MarginFCF / Revenue
-11.1%
1.0%
Capex IntensityCapex / Revenue
2.5%
2.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$238.1M
$-153.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OII
OII
TSE
TSE
Q1 26
Q4 25
$221.1M
$22.6M
Q3 25
$101.3M
$-21.6M
Q2 25
$77.2M
$6.8M
Q1 25
$-80.7M
$-110.2M
Q4 24
$128.4M
$85.1M
Q3 24
$91.9M
$8.8M
Q2 24
$52.6M
$-41.9M
Free Cash Flow
OII
OII
TSE
TSE
Q1 26
$-76.5M
Q4 25
$190.7M
$6.6M
Q3 25
$77.0M
$-38.1M
Q2 25
$46.9M
$-3.0M
Q1 25
$-106.8M
$-118.9M
Q4 24
$94.5M
$63.9M
Q3 24
$67.0M
$-3.4M
Q2 24
$29.8M
$-56.1M
FCF Margin
OII
OII
TSE
TSE
Q1 26
-11.1%
Q4 25
28.5%
1.0%
Q3 25
10.4%
-5.1%
Q2 25
6.7%
-0.4%
Q1 25
-15.8%
-15.2%
Q4 24
13.2%
7.8%
Q3 24
9.9%
-0.4%
Q2 24
4.5%
-6.1%
Capex Intensity
OII
OII
TSE
TSE
Q1 26
2.5%
Q4 25
4.6%
2.4%
Q3 25
3.3%
2.2%
Q2 25
4.3%
1.2%
Q1 25
3.9%
1.1%
Q4 24
4.7%
2.6%
Q3 24
3.7%
1.4%
Q2 24
3.4%
1.5%
Cash Conversion
OII
OII
TSE
TSE
Q1 26
Q4 25
1.24×
Q3 25
1.42×
Q2 25
1.42×
Q1 25
-1.60×
Q4 24
2.29×
Q3 24
2.23×
Q2 24
1.50×

Financial Flow Comparison

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

Revenue Breakdown by Segment

OII
OII

Segment breakdown not available.

TSE
TSE

Other$325.2M49%
Asia Pacific$142.2M21%
Engineered Materials$105.0M16%
Latex$59.9M9%
Polymer Solutions$30.3M5%

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