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

Trinseo PLC is the larger business by last-quarter revenue ($662.6M vs $465.7M, roughly 1.4× RLI CORP). RLI CORP runs the higher net margin — 19.6% vs -37.9%, a 57.5% gap on every dollar of revenue. On growth, RLI CORP posted the faster year-over-year revenue change (6.1% vs -19.3%). RLI CORP produced more free cash flow last quarter ($155.0M vs $6.6M). Over the past eight quarters, RLI CORP's revenue compounded faster (2.3% CAGR vs -14.4%).

RLI Corp. is an American insurance company specializing in property insurance and casualty insurance. It is headquartered in Peoria, Illinois.

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.”

RLI vs TSE — Head-to-Head

Bigger by revenue
TSE
TSE
1.4× larger
TSE
$662.6M
$465.7M
RLI
Growing faster (revenue YoY)
RLI
RLI
+25.4% gap
RLI
6.1%
-19.3%
TSE
Higher net margin
RLI
RLI
57.5% more per $
RLI
19.6%
-37.9%
TSE
More free cash flow
RLI
RLI
$148.4M more FCF
RLI
$155.0M
$6.6M
TSE
Faster 2-yr revenue CAGR
RLI
RLI
Annualised
RLI
2.3%
-14.4%
TSE

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RLI
RLI
TSE
TSE
Revenue
$465.7M
$662.6M
Net Profit
$91.2M
$-251.4M
Gross Margin
4.2%
Operating Margin
24.4%
-24.7%
Net Margin
19.6%
-37.9%
Revenue YoY
6.1%
-19.3%
Net Profit YoY
123.1%
-113.2%
EPS (diluted)
$1.00
$-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
RLI
RLI
TSE
TSE
Q4 25
$465.7M
$662.6M
Q3 25
$509.3M
$743.2M
Q2 25
$499.8M
$784.3M
Q1 25
$407.7M
$784.8M
Q4 24
$439.1M
$821.5M
Q3 24
$470.0M
$867.7M
Q2 24
$416.4M
$920.0M
Q1 24
$444.8M
$904.0M
Net Profit
RLI
RLI
TSE
TSE
Q4 25
$91.2M
$-251.4M
Q3 25
$124.6M
$-109.7M
Q2 25
$124.3M
$-105.5M
Q1 25
$63.2M
$-79.0M
Q4 24
$40.9M
$-117.9M
Q3 24
$95.0M
$-87.3M
Q2 24
$82.0M
$-67.8M
Q1 24
$127.9M
$-75.5M
Gross Margin
RLI
RLI
TSE
TSE
Q4 25
4.2%
Q3 25
5.0%
Q2 25
4.7%
Q1 25
8.1%
Q4 24
6.8%
Q3 24
9.3%
Q2 24
7.4%
Q1 24
6.7%
Operating Margin
RLI
RLI
TSE
TSE
Q4 25
24.4%
-24.7%
Q3 25
30.9%
-3.8%
Q2 25
31.3%
-4.2%
Q1 25
19.3%
-3.7%
Q4 24
10.8%
-5.4%
Q3 24
24.9%
-1.4%
Q2 24
24.8%
1.5%
Q1 24
36.0%
-0.4%
Net Margin
RLI
RLI
TSE
TSE
Q4 25
19.6%
-37.9%
Q3 25
24.5%
-14.8%
Q2 25
24.9%
-13.5%
Q1 25
15.5%
-10.1%
Q4 24
9.3%
-14.4%
Q3 24
20.2%
-10.1%
Q2 24
19.7%
-7.4%
Q1 24
28.8%
-8.4%
EPS (diluted)
RLI
RLI
TSE
TSE
Q4 25
$1.00
$-7.02
Q3 25
$1.35
$-3.05
Q2 25
$1.34
$-2.95
Q1 25
$0.68
$-2.22
Q4 24
$-2.87
$-3.33
Q3 24
$2.06
$-2.47
Q2 24
$1.78
$-1.92
Q1 24
$2.77
$-2.14

Balance Sheet & Financial Strength

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

Metric
RLI
RLI
TSE
TSE
Cash + ST InvestmentsLiquidity on hand
$146.7M
Total DebtLower is stronger
$2.5B
Stockholders' EquityBook value
$1.8B
$-1.1B
Total Assets
$6.2B
$2.3B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RLI
RLI
TSE
TSE
Q4 25
$146.7M
Q3 25
$112.1M
Q2 25
$137.0M
Q1 25
$126.1M
Q4 24
$209.8M
Q3 24
$165.3M
Q2 24
$105.6M
Q1 24
$166.4M
Total Debt
RLI
RLI
TSE
TSE
Q4 25
$2.5B
Q3 25
$100.0M
$2.5B
Q2 25
$100.0M
$2.5B
Q1 25
$100.0M
$2.5B
Q4 24
$100.0M
$2.4B
Q3 24
$100.0M
$2.4B
Q2 24
$100.0M
$2.3B
Q1 24
$100.0M
$2.3B
Stockholders' Equity
RLI
RLI
TSE
TSE
Q4 25
$1.8B
$-1.1B
Q3 25
$1.9B
$-861.6M
Q2 25
$1.7B
$-750.3M
Q1 25
$1.6B
$-679.2M
Q4 24
$1.5B
$-619.9M
Q3 24
$1.7B
$-480.0M
Q2 24
$1.6B
$-413.8M
Q1 24
$1.5B
$-348.0M
Total Assets
RLI
RLI
TSE
TSE
Q4 25
$6.2B
$2.3B
Q3 25
$6.2B
$2.5B
Q2 25
$6.0B
$2.6B
Q1 25
$5.7B
$2.7B
Q4 24
$5.6B
$2.6B
Q3 24
$5.8B
$2.9B
Q2 24
$5.5B
$2.8B
Q1 24
$5.3B
$3.0B
Debt / Equity
RLI
RLI
TSE
TSE
Q4 25
Q3 25
0.05×
Q2 25
0.06×
Q1 25
0.06×
Q4 24
0.07×
Q3 24
0.06×
Q2 24
0.06×
Q1 24
0.07×

Cash Flow & Capital Efficiency

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

Metric
RLI
RLI
TSE
TSE
Operating Cash FlowLast quarter
$156.8M
$22.6M
Free Cash FlowOCF − Capex
$155.0M
$6.6M
FCF MarginFCF / Revenue
33.3%
1.0%
Capex IntensityCapex / Revenue
0.4%
2.4%
Cash ConversionOCF / Net Profit
1.72×
TTM Free Cash FlowTrailing 4 quarters
$608.7M
$-153.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RLI
RLI
TSE
TSE
Q4 25
$156.8M
$22.6M
Q3 25
$179.2M
$-21.6M
Q2 25
$174.7M
$6.8M
Q1 25
$103.5M
$-110.2M
Q4 24
$128.1M
$85.1M
Q3 24
$219.4M
$8.8M
Q2 24
$141.8M
$-41.9M
Q1 24
$70.9M
$-66.2M
Free Cash Flow
RLI
RLI
TSE
TSE
Q4 25
$155.0M
$6.6M
Q3 25
$177.8M
$-38.1M
Q2 25
$173.4M
$-3.0M
Q1 25
$102.5M
$-118.9M
Q4 24
$127.6M
$63.9M
Q3 24
$219.0M
$-3.4M
Q2 24
$139.1M
$-56.1M
Q1 24
$69.9M
$-81.9M
FCF Margin
RLI
RLI
TSE
TSE
Q4 25
33.3%
1.0%
Q3 25
34.9%
-5.1%
Q2 25
34.7%
-0.4%
Q1 25
25.1%
-15.2%
Q4 24
29.0%
7.8%
Q3 24
46.6%
-0.4%
Q2 24
33.4%
-6.1%
Q1 24
15.7%
-9.1%
Capex Intensity
RLI
RLI
TSE
TSE
Q4 25
0.4%
2.4%
Q3 25
0.3%
2.2%
Q2 25
0.3%
1.2%
Q1 25
0.3%
1.1%
Q4 24
0.1%
2.6%
Q3 24
0.1%
1.4%
Q2 24
0.7%
1.5%
Q1 24
0.2%
1.7%
Cash Conversion
RLI
RLI
TSE
TSE
Q4 25
1.72×
Q3 25
1.44×
Q2 25
1.41×
Q1 25
1.64×
Q4 24
3.13×
Q3 24
2.31×
Q2 24
1.73×
Q1 24
0.55×

Financial Flow Comparison

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

Revenue Breakdown by Segment

RLI
RLI

Casualty Segment$246.8M53%
Property Insurance Segment$122.5M26%
Other$59.3M13%
Surety Insurance Segment$37.1M8%

TSE
TSE

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

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