Korro Bio, Inc.

KRRO Healthcare Biotechnology

Korro Bio, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $6.4 million, up 181.5% from fiscal 2024. In the quarter to June 2026, revenue fell 86.3%, EPS grew 61.0% and free cash flow grew 12.1%, each against the same quarter a year earlier. Insiders bought in the last twelve months.

8.53 0.78 −8.38%
Market cap
$137.1M
P/E
0.0×
Fwd P/E
−2.0×
Dividend yield
—
F-score
n/a
Altman Z
−6.75
Beneish M
−3.49
Dividend safety
n/a
Dec '17 Dec '18 Dec '19 Dec '20 Dec '21 Dec '22 Dec '23 Dec '24 Dec '25
Piotroski F-Score
— — — — 2 — — — —
P/E ratio
— — 0.00 0.00 0.00 — — 0.00 0.00
P/S ratio
— — 0.00 30.75 5.00 — — 9.63 11.77
Altman Z-Score
— — 1.93 9.64 (0.04) — — 0.73 (6.75)
P/FCF ratio
— — 4.57 0.00 0.00 — — 0.00 0.00
Altman Z″-Score (non-manufacturers)
— — 6.47 5.84 0.67 — — (0.63) (13.30)
P/Operating CF
— — (5.10) (76.67) (9.85) — — (45.31) (4.25)
Beneish M-Score
— — — 106.45 (3.22) — — — (3.49)
P/B ratio
— — 0.91 5.91 1.35 — — 2.12 1.46
EV/Sales
— — 0.00 25.21 1.72 — — 6.57 2.88
EV/EBITDA
— — 3.31 0.00 0.00 — — 0.00 0.00
EV/FCF
— — (1.98) (17.98) (0.77) — — (2.97) (0.23)
Current Ratio
8.07 11.38 4.19 8.45 11.79 6.56 8.87 8.79 6.90
Net Debt/EBITDA
(1.82) (2.34) 10.94 7.76 1.42 0.98 2.05 1.40 0.64
Debt/Equity
0.00 2.10 0.00 0.08 0.11 0.00 0.00 0.00 0.00
ROE
54.58% 51.70% (32.23%) (14.73%) (52.39%) (365.06%) (229.04%) (50.61%) (110.70%)
ROA
(90.85%) (86.06%) (14.79%) (10.87%) (37.63%) (44.80%) (54.96%) (37.32%) (69.03%)
ROIC
(35.44%) (14.24%) 0.00% 0.00% (347.42%) (384.74%) (1,404.78%) (167.38%) 0.00%
Return on Tangible Assets
(115.91%) (47.12%) (11.62%) (12.89%) (65.73%) (99.63%) (48.06%) (57.93%) (149.19%)
Average Days of Receivables
— 0.00 10.15 3.36 3.74 0.00 — 272.58 55.33
Earnings Yield
— — (43.18%) (2.30%) (48.15%) — — (24.67%) (155.68%)
Free Cash Flow Yield
— — 21.86% (4.56%) (44.82%) — — (22.96%) (105.08%)
Free Cash Flow per Share
(1,168.58) (570.59) 191.63 (80.39) (114.95) (230.51) (49.13) (8.74) (8.42)
Book value per Share
0.00 1,321.11 967.39 298.39 190.43 254.24 111.13 17.98 5.48
Free Cash Flow
(16.48) (17.46) 33.15 (51.86) (78.97) (58.78) (75.12) (77.98) (79.08)
EV/EBIT
— — 3.18 0.00 0.00 — — 0.00 0.00
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Columns are period end dates