Zenas BioPharma, Inc.

ZBIO Healthcare Biotechnology

Zenas BioPharma, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $10.0 million, up 100.0% from fiscal 2024. In the quarter to June 2026, EPS fell 41.6% and free cash flow fell 37.1%, each against the same quarter a year earlier. Insiders bought in the last twelve months.

24.67 0.73 −2.87%
Market cap
$1.7B
P/E
0.0×
Fwd P/E
−3.6×
Dividend yield
—
F-score
2/9
Altman Z
1.73
Beneish M
n/a
Dividend safety
n/a

Insider Decisions trades per month

Total buys 11.42
Totals in millions of $.
Dec 25 Mar 26 Jun 26 Sep 26
Buy — — 1 3 4 1 1 — — — — —
Sell — — — — — — — — — — — —
Insider Ownership 53.75%

Capital & Financial Ratios $m

Market Cap 1,660.00
Revenue —
Net Income (484.38)
Free Cash Flow (225.97)
Net Debt (254.37)
Current Ratio 9.93 (at or above 1.5: strong)
Debt/Equity 1.57
P/E ratio 0.00
Fwd P/E (3.63) (negative: loss-making)
P/S ratio 0.00
P/B ratio 6.30 (above 6: high)
Past 5Y EPS Growth —
This Y EPS Growth 33.25% (at or above 15%: strong)
Next Y EPS Growth 10.20%
Next Y revenue growth 22.60% (at or above 10%: strong)
Next 5Y EPS Growth 23.61% (at or above 15%: strong)

Green and red mark values outside typical ranges. How we judge →

Valuation vs history

Dividends

Payout Ratio —
Annual Dividend Rate —
Annual Dividend Yield —
total individual payouts
2019 0.05
0.01
0.02
0.02
0.00
2018 0.01
0.01
special payouts not included in total or ratios

Assets vs Liabilities $m

2023 2024 2025 Q'26
Cash 57 351 343 643
Receivables — — — —
Inventory — — — —
Other — — — —
60 356 351 654
2023 2024 2025 Q'26
Payables 5 17 7 8
ST’ Debt — — — —
Other — — — —
23 57 63 66

Compound Annual Growth %

10y 5y 3y
Sales — — —
Cash Flow — — 0.00%
Earnings — — 0.00%
Book Value — — 0.00%

Revenue $m

Mar Jun Sep Dec Year
’26 — 1 — — —
’25 10 — — — 10
’24 — — — — 5
Fiscal quarters ending in the months shown.

Operating Cash Flow $m

Mar Jun Sep Dec Year
’26 (75) (57) — — —
’25 (37) (42) (41) (52) (172)
’24 (19) (31) (31) (39) (120)
’23 — — (15) (15) (31)
Fiscal quarters ending in the months shown.

Free Cash Flow $m

Mar Jun Sep Dec Year
’26 (75) (57) — — —
’25 (37) (42) (41) (52) (172)
’24 (19) (31) (31) (39) (120)
’23 — — (15) (15) (31)
Fiscal quarters ending in the months shown.

EPS $

Mar Jun Sep Dec Year
’26 (1.46) (1.77) — — —
’25 (0.80) (1.25) (1.22) (4.54) (8.44)
’24 (17.89) (24.24) (5.02) 35.25 (11.89)
’23 — — 18.76 — (24.25)
Fiscal quarters ending in the months shown.

Target Price Range

Analyst price targets

Recommendation Rating

1.3
1Buy 2 3Hold 4 5Sell

Ten years at a glance Fiscal years to December

Group Line 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 Trend 2026e 2027e 2028e
Price, $
Price, $ Low — — — — — — — — 7.79 5.83

Analyst estimates 2026–2028

Powerpack
High — — — — — — — — 26.25 44.60
People
People Employees — — — — — — — 114 130 167
Revenue/emp, $m — — — — — — — 0.44 0.04 0.06
Income, $m
Income, $m Revenue — — — — — — — 50 5 10
Gross margin, % — — — — — — — 100.00 100.00 100.00
EBT — — — — — — (119) (37) (157) (378)
EBT margin, % — — — — — — 0.00 (73.65) (3,131.18) (3,778.16)
Net income — — — — — — (119) (37) (157) (378)
Depreciation — — — — — — 0 0 0 0
Per share, $
Per share, $ Revenue — — — — — — 0.00 32.66 0.38 0.22
Earnings — — — — — — (79.95) (24.25) (11.89) (8.44)
Cash flow — — — — — — (44.00) (19.94) (9.07) (3.85)
Capex — — — — — — (0.13) (0.01) (0.01) 0.00
Free cash flow — — — — — — (44.14) (19.95) (9.08) (3.85)
Book value — — — — — — (128.88) (147.43) 23.67 5.41
Shares, m — — — — — — 1 2 13 45
Valuation, ×
Valuation, × P/E — — — — — — — 0.00 0.00 0.00
P/S — — — — — — — 0.00 0.00 0.00
P/B — — — — — — — 0.00 0.35 6.71
EV/Sales — — — — — — — 0.00 0.00 0.00
EV/FCF — — — — — — — 0.48 2.03 (7.89)
Cash, $m
Cash, $m Operating cash flow — — — — — — (66) (31) (120) (172)
Capex — — — — — — 0 0 0 0
Free cash flow — — — — — — (66) (31) (120) (172)
Balance, $m
Balance, $m Working capital — — — — — — 42 37 299 289
Total debt — — — — — — — 20 — 79
Net debt — — — — — — (67) (37) (351) (265)
Shareholders’ equity — — — — — — (192) (226) 312 242
Returns, %
Returns, % ROA — — — — — — 0.00 (52.01) (71.66) (100.25)
ROIC — — — — — — 0.00 0.00 0.00 0.00
ROE — — — — — — 0.00 17.76 (361.99) (136.22)
Negative figures in brackets.

All 10 years →

Fiscal years to Dec 2025 · latest quarter Jun 2026

Charts ten years each

Zenas BioPharma, Inc. vs peers in Biotechnology (Q) = latest quarter vs a year earlier

Company Market cap P/E Fwd P/E Revenue growth (Q) EPS growth (Q) FCF growth (Q) Gross margin (Q) EBIT margin (Q) Compare
SEPN Septerna, Inc. $1.8B — (loss-making) — (loss-making) +22,375.63% (above 0%: growing) n/m −9.01% (below 0%: shrinking) 100.00% (62.95%) Compare
BHVN Biohaven Ltd. $1.7B — (loss-making) — (loss-making) +131.43% (above 0%: growing) n/m +49.13% (above 0%: growing) 0.00% 0.00% Compare
TRVI Trevi Therapeutics, Inc. $1.7B — (loss-making) — — n/m −73.77% (below 0%: shrinking) 0.00% 0.00% Compare
NUVB Nuvation Bio Inc. $1.7B — (loss-making) — (loss-making) +555.64% (above 0%: growing) n/m +10.62% (above 0%: growing) 70.11% (161.06%) Compare
ZBIO Zenas BioPharma, Inc. $1.7B — (loss-making) — (loss-making) — n/m −37.12% (below 0%: shrinking) 100.00% (10,765.90%)
OCUL Ocular Therapeutix, Inc. $1.6B — (loss-making) — (loss-making) +0.12% (above 0%: growing) n/m −25.35% (below 0%: shrinking) 85.08% (609.34%) Compare
NTLA Intellia Therapeutics, Inc. $1.6B — (loss-making) — (loss-making) −46.23% (below 0%: shrinking) n/m +15.05% (above 0%: growing) 100.00% (1,472.25%) Compare
STOK Stoke Therapeutics, Inc. $1.6B — (loss-making) — (loss-making) −32.51% (below 0%: shrinking) n/m −128.97% (below 0%: shrinking) 100.00% (701.65%) Compare
GPCR Structure Therapeutics Inc. Sponsored ADR $1.6B — (loss-making) — — n/m −119.15% (below 0%: shrinking) 0.00% 0.00% Compare
Median of peers $1.6B — — +65.78% — −17.18% 77.59% (112.00%)

All 614 Biotechnology stocks →

Zenas BioPharma, Inc. (ZBIO) key facts

  • Strength: Zenas BioPharma, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $10.0 million, up 100.0% from fiscal 2024.
  • Zenas BioPharma, Inc. (ZBIO) is a Biotechnology company in the Healthcare sector, listed on Nasdaq.
  • As of October 16, 2026, ZBIO traded at $24.67, a market capitalization of $1.7 billion.
  • Return on equity was −136.2% and debt-to-equity 1.57.
  • Its Piotroski F-score is 2 out of 9 and its Altman Z-score is 1.73 (distress zone) for fiscal 2025.

Source: company filings (standardised) and stockrow calculations.

Zenas BioPharma, Inc. (ZBIO) Latest News

6 Oct

stockrow.com/ZBIO · Data as of Jun 30, 2026 · For information only; not investment advice. · © 2026 stockrow.com