State Ledger
Company profile

Zenas BioPharma, Inc. CIK 1953926

Ticker
ZBIO (Nasdaq)
Industry
Pharmaceutical Preparations
Headquarters
Waltham, MA 02451
Fiscal year end
2025 (FY)
Market Data
Close
$26.38
Change
-$0.88
Change %
-3.23%
Volume
22,676

ZBIO · trading date Oct 12, 2026 · previous close $27.26 · source: Alpaca (IEX feed, not consolidated full-market data).

Key Financials
Revenue
$10.00M
Net income
-$377.74M
Total assets
$383.64M
Total liabilities
$141.50M
Stockholders' equity
$242.14M
Cash & equivalents
$110.64M
Operating income
-$383.06M
Operating cash flow
-$172.33M
Capital expenditures
$18.0K

Fiscal year 2025, via 10-K filed 2026-03-16. A dash means this figure wasn't reported in the source filing under a field State Ledger recognizes - not that the value is zero.

Financial Performance
Operating margin
-3,830.6%
Net margin
-3,777.4%
Free cash flow
-$172.35M
Free cash flow margin
-1,723.5%
Liabilities / assets
36.9%
Equity / assets
63.1%
CapEx / revenue
0.2%
Operating cash flow / net income
0.46×

Derived from the fiscal year 2025 figures above. These metrics are mathematical calculations and do not represent a rating or assessment of the company.

Financial History
Fiscal yearRevenueNet incomeAssetsLiabilitiesEquity
2025 $10.00M -$377.74M $383.64M $141.50M $242.14M
2024 $5.00M -$156.99M $369.97M $57.51M $312.46M
2023 $50.00M -$37.12M $68.18M $43.82M -$225.72M
Company Details
SIC code
2834
State of incorporation
DE
Active filer
Yes
Most recent SEC filing
Form S-3ASR
2026-09-11
Financials filed via
Form 10-K
filed 2026-03-16

"Most recent SEC filing" may differ from the filing used for the financial figures above.

Location
Waltham, MA 02451
852 WINTER STREET, SUITE 250
Data & Methodology

SEC EDGAR submissions API (identity, collected Sep 19, 2026, 15:11 UTC) and SEC XBRL Company Facts API (financials, collected Sep 26, 2026, 15:35 UTC) · figures as originally filed, not restated · a dash always means a value wasn't reported, never a real zero.

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