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Side-by-side financial comparison of IONIS PHARMACEUTICALS INC (IONS) and T1 Energy Inc. (TE). Click either name above to swap in a different company.

T1 Energy Inc. is the larger business by last-quarter revenue ($210.5M vs $203.3M, roughly 1.0× IONIS PHARMACEUTICALS INC). T1 Energy Inc. runs the higher net margin — -62.0% vs -112.8%, a 50.8% gap on every dollar of revenue. T1 Energy Inc. produced more free cash flow last quarter ($55.0M vs $-159.0M).

Ionis Pharmaceuticals, Inc. is a biotechnology company that specializes in discovering and developing antisense therapy, as well as RNA interference and CRISPR therapeutics. The company was founded in 1989 is based in Carlsbad, California. The company was previously known as Isis Pharmaceuticals until December 2015.

Sony Energy Devices Corporation , is a Japanese multinational company specializing in a variety of areas in the energy industry, and is a wholly owned subsidiary and part of the Devices Group of Sony. The company was established in February 1975 in Fukushima, Japan.

IONS vs TE — Head-to-Head

Bigger by revenue
TE
TE
1.0× larger
TE
$210.5M
$203.3M
IONS
Higher net margin
TE
TE
50.8% more per $
TE
-62.0%
-112.8%
IONS
More free cash flow
TE
TE
$214.0M more FCF
TE
$55.0M
$-159.0M
IONS

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
IONS
IONS
TE
TE
Revenue
$203.3M
$210.5M
Net Profit
$-229.4M
$-130.6M
Gross Margin
96.1%
10.0%
Operating Margin
-105.5%
-45.0%
Net Margin
-112.8%
-62.0%
Revenue YoY
-10.3%
Net Profit YoY
-119.8%
-375.2%
EPS (diluted)
$-1.35
$-0.87

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
IONS
IONS
TE
TE
Q4 25
$203.3M
Q3 25
$156.7M
$210.5M
Q2 25
$452.0M
$132.8M
Q1 25
$131.6M
$53.5M
Q4 24
$226.6M
Q3 24
$133.8M
$0
Q2 24
$225.3M
$0
Q1 24
$119.5M
$0
Net Profit
IONS
IONS
TE
TE
Q4 25
$-229.4M
Q3 25
$-128.6M
$-130.6M
Q2 25
$123.6M
$-31.9M
Q1 25
$-146.9M
$-16.2M
Q4 24
$-104.3M
Q3 24
$-140.5M
$-27.5M
Q2 24
$-66.3M
$-27.0M
Q1 24
$-142.8M
$-28.5M
Gross Margin
IONS
IONS
TE
TE
Q4 25
96.1%
Q3 25
98.5%
10.0%
Q2 25
99.1%
24.7%
Q1 25
98.9%
33.3%
Q4 24
98.3%
Q3 24
99.2%
Q2 24
98.2%
Q1 24
98.2%
Operating Margin
IONS
IONS
TE
TE
Q4 25
-105.5%
Q3 25
-102.2%
-45.0%
Q2 25
30.9%
-22.0%
Q1 25
-111.6%
-44.2%
Q4 24
-48.9%
Q3 24
-111.1%
Q2 24
-29.3%
Q1 24
-125.1%
Net Margin
IONS
IONS
TE
TE
Q4 25
-112.8%
Q3 25
-82.1%
-62.0%
Q2 25
27.3%
-24.0%
Q1 25
-111.6%
-30.4%
Q4 24
-46.1%
Q3 24
-105.0%
Q2 24
-29.4%
Q1 24
-119.5%
EPS (diluted)
IONS
IONS
TE
TE
Q4 25
$-1.35
Q3 25
$-0.80
$-0.87
Q2 25
$0.70
$-0.21
Q1 25
$-0.93
$-0.11
Q4 24
$-0.66
Q3 24
$-0.95
$-0.20
Q2 24
$-0.45
$-0.19
Q1 24
$-0.98
$-0.20

Balance Sheet & Financial Strength

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

Metric
IONS
IONS
TE
TE
Cash + ST InvestmentsLiquidity on hand
$2.7B
$34.1M
Total DebtLower is stronger
$1.8B
$547.3M
Stockholders' EquityBook value
$489.1M
$96.9M
Total Assets
$3.5B
$1.4B
Debt / EquityLower = less leverage
3.71×
5.65×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IONS
IONS
TE
TE
Q4 25
$2.7B
Q3 25
$2.2B
$34.1M
Q2 25
$2.3B
$8.5M
Q1 25
$2.1B
$48.9M
Q4 24
$2.3B
Q3 24
$2.5B
$181.9M
Q2 24
$2.1B
$219.6M
Q1 24
$2.2B
$249.9M
Total Debt
IONS
IONS
TE
TE
Q4 25
$1.8B
Q3 25
$547.3M
Q2 25
$591.2M
Q1 25
$603.2M
Q4 24
$1.3B
Q3 24
Q2 24
Q1 24
$602.3M
Stockholders' Equity
IONS
IONS
TE
TE
Q4 25
$489.1M
Q3 25
$618.0M
$96.9M
Q2 25
$631.7M
$183.9M
Q1 25
$475.7M
$201.9M
Q4 24
$588.4M
Q3 24
$662.5M
$538.7M
Q2 24
$263.7M
$561.6M
Q1 24
$296.5M
$582.3M
Total Assets
IONS
IONS
TE
TE
Q4 25
$3.5B
Q3 25
$3.0B
$1.4B
Q2 25
$3.0B
$1.4B
Q1 25
$2.8B
$1.4B
Q4 24
$3.0B
Q3 24
$3.1B
$615.0M
Q2 24
$2.7B
$644.4M
Q1 24
$2.8B
$670.3M
Debt / Equity
IONS
IONS
TE
TE
Q4 25
3.71×
Q3 25
5.65×
Q2 25
3.21×
Q1 25
2.99×
Q4 24
2.13×
Q3 24
Q2 24
Q1 24
1.03×

Cash Flow & Capital Efficiency

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

Metric
IONS
IONS
TE
TE
Operating Cash FlowLast quarter
$-137.7M
$63.9M
Free Cash FlowOCF − Capex
$-159.0M
$55.0M
FCF MarginFCF / Revenue
-78.2%
26.1%
Capex IntensityCapex / Revenue
10.5%
4.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-320.0M
$-42.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IONS
IONS
TE
TE
Q4 25
$-137.7M
Q3 25
$-131.4M
$63.9M
Q2 25
$151.3M
$33.4M
Q1 25
$-150.8M
$-44.8M
Q4 24
$-116.1M
Q3 24
$-115.0M
$-28.4M
Q2 24
$-119.9M
$-28.0M
Q1 24
$-149.9M
$-16.2M
Free Cash Flow
IONS
IONS
TE
TE
Q4 25
$-159.0M
Q3 25
$-136.7M
$55.0M
Q2 25
$139.0M
$10.6M
Q1 25
$-163.4M
$-74.0M
Q4 24
$-141.6M
Q3 24
$-124.0M
$-34.0M
Q2 24
$-126.1M
$-35.6M
Q1 24
$-154.4M
$-37.7M
FCF Margin
IONS
IONS
TE
TE
Q4 25
-78.2%
Q3 25
-87.2%
26.1%
Q2 25
30.8%
8.0%
Q1 25
-124.1%
-138.4%
Q4 24
-62.5%
Q3 24
-92.7%
Q2 24
-56.0%
Q1 24
-129.2%
Capex Intensity
IONS
IONS
TE
TE
Q4 25
10.5%
Q3 25
3.4%
4.2%
Q2 25
2.7%
17.2%
Q1 25
9.6%
54.5%
Q4 24
11.3%
Q3 24
6.8%
Q2 24
2.8%
Q1 24
3.8%
Cash Conversion
IONS
IONS
TE
TE
Q4 25
Q3 25
Q2 25
1.22×
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

IONS
IONS

Products$58.0M29%
Spinraza Royalties$54.0M27%
Collaborative Agreement Revenue$52.4M26%
Wainus Royalties$16.0M8%
Wainua Joint Development Revenue$9.6M5%
Other Commercial$7.6M4%
Other Royalties$5.7M3%

TE
TE

Related Party$120.1M57%
Nonrelated Party$90.4M43%

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