vs

Side-by-side financial comparison of BRANDYWINE REALTY TRUST (BDN) and IONIS PHARMACEUTICALS INC (IONS). Click either name above to swap in a different company.

IONIS PHARMACEUTICALS INC is the larger business by last-quarter revenue ($203.3M vs $127.0M, roughly 1.6× BRANDYWINE REALTY TRUST). BRANDYWINE REALTY TRUST runs the higher net margin — -38.4% vs -112.8%, a 74.4% gap on every dollar of revenue. On growth, BRANDYWINE REALTY TRUST posted the faster year-over-year revenue change (4.5% vs -10.3%). Over the past eight quarters, IONIS PHARMACEUTICALS INC's revenue compounded faster (30.4% CAGR vs 0.7%).

Brandywine Realty Trust is a Philadelphia-based real estate investment trust (REIT) that invests in office buildings in Philadelphia, Washington, D.C., and Austin, Texas.

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.

BDN vs IONS — Head-to-Head

Bigger by revenue
IONS
IONS
1.6× larger
IONS
$203.3M
$127.0M
BDN
Growing faster (revenue YoY)
BDN
BDN
+14.8% gap
BDN
4.5%
-10.3%
IONS
Higher net margin
BDN
BDN
74.4% more per $
BDN
-38.4%
-112.8%
IONS
Faster 2-yr revenue CAGR
IONS
IONS
Annualised
IONS
30.4%
0.7%
BDN

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
BDN
BDN
IONS
IONS
Revenue
$127.0M
$203.3M
Net Profit
$-48.8M
$-229.4M
Gross Margin
96.1%
Operating Margin
1.2%
-105.5%
Net Margin
-38.4%
-112.8%
Revenue YoY
4.5%
-10.3%
Net Profit YoY
-80.4%
-119.8%
EPS (diluted)
$-0.28
$-1.35

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
BDN
BDN
IONS
IONS
Q1 26
$127.0M
Q4 25
$121.0M
$203.3M
Q3 25
$121.4M
$156.7M
Q2 25
$120.6M
$452.0M
Q1 25
$121.5M
$131.6M
Q4 24
$121.9M
$226.6M
Q3 24
$131.8M
$133.8M
Q2 24
$125.3M
$225.3M
Net Profit
BDN
BDN
IONS
IONS
Q1 26
$-48.8M
Q4 25
$-36.7M
$-229.4M
Q3 25
$-25.9M
$-128.6M
Q2 25
$-88.7M
$123.6M
Q1 25
$-27.0M
$-146.9M
Q4 24
$-44.5M
$-104.3M
Q3 24
$-165.2M
$-140.5M
Q2 24
$30.2M
$-66.3M
Gross Margin
BDN
BDN
IONS
IONS
Q1 26
Q4 25
61.3%
96.1%
Q3 25
62.6%
98.5%
Q2 25
62.4%
99.1%
Q1 25
60.8%
98.9%
Q4 24
61.2%
98.3%
Q3 24
64.9%
99.2%
Q2 24
63.1%
98.2%
Operating Margin
BDN
BDN
IONS
IONS
Q1 26
1.2%
Q4 25
22.8%
-105.5%
Q3 25
20.8%
-102.2%
Q2 25
-34.3%
30.9%
Q1 25
12.5%
-111.6%
Q4 24
18.0%
-48.9%
Q3 24
-7.2%
-111.1%
Q2 24
15.5%
-29.3%
Net Margin
BDN
BDN
IONS
IONS
Q1 26
-38.4%
Q4 25
-30.3%
-112.8%
Q3 25
-21.3%
-82.1%
Q2 25
-73.5%
27.3%
Q1 25
-22.2%
-111.6%
Q4 24
-36.5%
-46.1%
Q3 24
-125.4%
-105.0%
Q2 24
24.1%
-29.4%
EPS (diluted)
BDN
BDN
IONS
IONS
Q1 26
$-0.28
Q4 25
$-0.21
$-1.35
Q3 25
$-0.15
$-0.80
Q2 25
$-0.51
$0.70
Q1 25
$-0.16
$-0.93
Q4 24
$-0.25
$-0.66
Q3 24
$-0.96
$-0.95
Q2 24
$0.17
$-0.45

Balance Sheet & Financial Strength

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

Metric
BDN
BDN
IONS
IONS
Cash + ST InvestmentsLiquidity on hand
$36.2M
$2.7B
Total DebtLower is stronger
$1.8B
Stockholders' EquityBook value
$489.1M
Total Assets
$3.6B
$3.5B
Debt / EquityLower = less leverage
3.71×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BDN
BDN
IONS
IONS
Q1 26
$36.2M
Q4 25
$32.3M
$2.7B
Q3 25
$75.5M
$2.2B
Q2 25
$122.6M
$2.3B
Q1 25
$29.4M
$2.1B
Q4 24
$90.2M
$2.3B
Q3 24
$36.5M
$2.5B
Q2 24
$30.4M
$2.1B
Total Debt
BDN
BDN
IONS
IONS
Q1 26
Q4 25
$2.6B
$1.8B
Q3 25
$2.3B
Q2 25
$2.3B
Q1 25
$2.2B
Q4 24
$2.2B
$1.3B
Q3 24
$2.3B
Q2 24
$2.2B
Stockholders' Equity
BDN
BDN
IONS
IONS
Q1 26
Q4 25
$792.7M
$489.1M
Q3 25
$841.5M
$618.0M
Q2 25
$879.8M
$631.7M
Q1 25
$993.6M
$475.7M
Q4 24
$1.0B
$588.4M
Q3 24
$1.1B
$662.5M
Q2 24
$1.3B
$263.7M
Total Assets
BDN
BDN
IONS
IONS
Q1 26
$3.6B
Q4 25
$3.6B
$3.5B
Q3 25
$3.3B
$3.0B
Q2 25
$3.4B
$3.0B
Q1 25
$3.4B
$2.8B
Q4 24
$3.5B
$3.0B
Q3 24
$3.6B
$3.1B
Q2 24
$3.8B
$2.7B
Debt / Equity
BDN
BDN
IONS
IONS
Q1 26
Q4 25
3.23×
3.71×
Q3 25
2.70×
Q2 25
2.63×
Q1 25
2.23×
Q4 24
2.13×
2.13×
Q3 24
2.06×
Q2 24
1.73×

Cash Flow & Capital Efficiency

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

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

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BDN
BDN
IONS
IONS
Q1 26
Q4 25
$116.7M
$-137.7M
Q3 25
$47.5M
$-131.4M
Q2 25
$34.4M
$151.3M
Q1 25
$6.3M
$-150.8M
Q4 24
$181.1M
$-116.1M
Q3 24
$52.2M
$-115.0M
Q2 24
$48.2M
$-119.9M
Free Cash Flow
BDN
BDN
IONS
IONS
Q1 26
Q4 25
$-159.0M
Q3 25
$-136.7M
Q2 25
$139.0M
Q1 25
$-163.4M
Q4 24
$-141.6M
Q3 24
$-124.0M
Q2 24
$-126.1M
FCF Margin
BDN
BDN
IONS
IONS
Q1 26
Q4 25
-78.2%
Q3 25
-87.2%
Q2 25
30.8%
Q1 25
-124.1%
Q4 24
-62.5%
Q3 24
-92.7%
Q2 24
-56.0%
Capex Intensity
BDN
BDN
IONS
IONS
Q1 26
Q4 25
10.5%
Q3 25
3.4%
Q2 25
2.7%
Q1 25
9.6%
Q4 24
11.3%
Q3 24
6.8%
Q2 24
2.8%
Cash Conversion
BDN
BDN
IONS
IONS
Q1 26
Q4 25
Q3 25
Q2 25
1.22×
Q1 25
Q4 24
Q3 24
Q2 24
1.60×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BDN
BDN

Rents$120.7M95%
Third party management fees, labor reimbursement and leasing$4.7M4%

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%

Related Comparisons