Korsana Biosciences, Inc.

KRSA Healthcare Biotechnology

Revenue
−43.2%
EPS
−272.7%
Free cash flow
−184.7%

Quarter to June 2026, against a year earlier

30.77 0.34 +1.12%
Market cap
$1.4B
P/E
0.0×
Fwd P/E
−2.5×
Dividend yield
—
F-score
n/a
Altman Z
−36.29
Beneish M
−1.95
Dividend safety
n/a

Insider Decisions last twelve months

Trades a month
Jan 26 Apr 26 Jul 26 Oct 26
Buy — — — — — — — — — — — —
Sell — — — — — — — — — — — —
Insider Ownership 0.00%

Capital & Financial Ratios $m

Size
Market Cap 1,390.00
Revenue ttm 2.07
Net income ttm (6.71)
Free cash flow ttm (4.52)
Net debt Q (1.39)
Valuation
P/E 0.00
Forward P/E (2.48) (negative: loss-making)
Price / sales 9.01
Forward P/S Powerpack
Price / FCF 0.00
Price / book 3.67
Financial health
Current ratio Q 0.82 (below 1: weak)
Debt / equity Q 0.00 (at or below 0.5: strong)
Interest coverage Q (102.94)
Growth
Revenue growth Q −43.24% (below 0%: shrinking)
Operating income growth Q −5.92% (below 0%: shrinking)
EPS, this year +10.45%
EPS, next year A +17.50% (at or above 15%: strong)
Revenue, next year A −46.96% (below 0%: weak)
EPS, past 5 yrs —
EPS, next 5 yrs A +59.52% (at or above 15%: strong)

Green and red mark values outside typical ranges; (Q) is the latest quarter, (A) analysts’ estimates. How we judge →

Valuation vs history

P/S against its own 10 years 55.81%
10-year low 10-year high
P/B against its own 10 years 97.78%
10-year low 10-year high
EV/Sales against its own 10 years 71.45%
10-year low 10-year high

Dividends

Yield
—
Annual rate
—
Payout ratio
—

Assets vs Liabilities $m

2023 2024 2025 Q'26
Cash 8 3 3 1
Receivables — 1 1 —
Inventory — — — —
Other 0 0 0 0
8 4 5 2
2023 2024 2025 Q'26
Payables 1 0 1 2
ST’ Debt — — — —
Other — — — —
2 1 1 2

Compound Annual Growth %

10y 5y 3y
Sales — (14.38%) (19.27%)
Cash Flow — 0.00% 0.00%
Earnings — 0.00% 0.00%
Book Value — (31.33%) (4.56%)

Earnings Trends EPS, adjusted, against the consensus

EPS $

Mar Jun Sep Dec Year
’26 (5.32) (2.87) — — —
’25 (3.92) (0.77) (2.10) (1.44) (7.77)
’24 (4.34) (3.71) (2.03) 1.54 (8.47)
’23 (22.39) (12.81) 19.03 (4.82) (15.74)
’22 (41.99) (43.39) (33.59) (22.39) (141.36)
’21 (55.02) (62.98) (36.39) (33.59) (184.74)
’20 (102.17) (97.97) (82.57) (76.98) (358.29)
Fiscal quarters ending in the months shown.

Revenue $m

Mar Jun Sep Dec Year
’26 — — — — —
’25 0 0 1 1 2
’24 — — 0 2 2
’22 1 0 — 1 0
’21 0 3 0 1 4
’20 1 1 0 0 2
Fiscal quarters ending in the months shown.

Operating Cash Flow $m

Mar Jun Sep Dec Year
’26 (1) (1) — — —
’25 (1) (1) 0 (2) (3)
’24 (2) (1) (2) 0 (4)
’23 (6) (7) (7) (2) (21)
’22 (13) (11) (10) (7) (41)
’21 (14) (6) (8) (9) (37)
’20 (29) (14) (15) (14) (72)
Fiscal quarters ending in the months shown.

Free Cash Flow $m

Mar Jun Sep Dec Year
’26 (1) (1) — — —
’25 (1) (1) 0 (2) (3)
’24 (2) (1) (2) 0 (4)
’23 (6) (7) (7) (2) (21)
’22 (13) (11) (10) (7) (41)
’21 (13) (6) (8) (9) (35)
’20 (31) (14) (15) (13) (72)
Fiscal quarters ending in the months shown.

Target Price Range

Analyst price targets

Recommendation Rating

1
1Buy 2 3Hold 4 5Sell

Ten years at a glance Fiscal years to December

Ten-year view Analyst estimates Powerpack
Group Line 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 TTM Jun ’26 Trend 10 yrs 2026e 2027e 2028e Next 3/yr
Income, $m
Income, $m Revenue — — — 5 2 4 0 — 2 2 2 (12.1%) 1 1 — (27.2%)
Gross margin, % 0.00 0.00 0.00 100.00 100.00 100.00 100.00 — 100.00 100.00 100.00 +100.0 pt
EBT (64) (94) (115) (123) (78) (52) (18) (13) (3) (4) (7) (27.5%)
EBT margin, % 0.00 0.00 0.00 (2,729.27) (3,388.59) (1,310.17) (6,143.43) 0.00 (152.85) (170.11) 0.00 (170.1) pt
Net income (64) (94) (115) (123) (78) (52) (44) (5) (3) (4) (7) (27.5%)
Per share, $
Per share, $ Revenue 0.00 0.00 0.00 23.04 10.57 14.09 0.96 0.00 5.56 4.56 0.00 n/m
Earnings (2.32) (3.43) (589.13) (628.41) (358.29) (184.74) (141.36) (15.74) (8.47) (7.77) (11.73) +14.4%
Cash flow (1.82) (2.96) (498.48) (522.57) (333.75) (130.56) (130.79) (63.59) (12.04) (7.29) (7.33) +16.7%
Capex 0.00 (0.05) (17.58) (34.33) 0.08 5.21 0.00 0.00 0.00 0.00 (0.12) n/m
Free cash flow (1.82) (3.02) (516.06) (556.90) (333.66) (125.35) (130.79) (63.59) (12.04) (7.29) (7.45) +16.7%
Book value (0.25) (0.31) (53.40) 499.64 273.91 172.49 33.66 33.79 24.60 19.98 8.37 n/m
Shares, m 27 27 0 0 0 0 0 0 0 0 1 (36.6%)
Valuation, ×
Valuation, × P/E — — — 0.00 0.00 0.00 0.00 — 0.00 0.00 0.00 0.0
P/S — — — 0.00 40.53 17.09 13.50 — 2.78 1.95 9.01 12.6
P/B — — — 0.76 1.56 1.40 2.79 — 0.92 0.44 3.67 1.3
EV/Sales — — — 0.00 16.83 3.40 7.30 — 1.67 0.39 8.34 4.9
EV/FCF — — — 0.19 (0.53) (0.38) (0.40) — (1.70) (0.43) (3.82) (0.5)
Cash, $m
Cash, $m Operating cash flow (50) (81) (98) (102) (72) (37) (41) (21) (4) (3) (4) (26.0%)
Capex (1) (1) (3) (7) 0 1 — — — — 0 n/m
Free cash flow (50) (83) (101) (109) (72) (35) (41) (21) (4) (3) (5) (26.0%)
Balance, $m
Balance, $m Working capital (10) (13) (17) 83 42 44 7 6 4 4 0 n/m
Net debt — — — (95) (54) (54) (13) (8) (3) (3) (1) (43.0%)
Shareholders’ equity (7) (9) (10) 98 59 48 10 11 9 9 5 n/m
Returns, %
Returns, % ROA (1,360.17) (2,010.10) (1,790.88) (126.89) (51.55) (59.12) (113.88) (33.47) (26.64) (36.07) (82.29) +1,324.1 pt
ROIC 0.00 0.00 0.00 (2,757.52) (996.29) 0.00 0.00 (217.77) (40.36) (53.18) (115.40) (53.2) pt
ROE 829.25 1,225.50 1,212.41 (281.86) (98.97) (95.87) (150.19) (48.42) (30.36) (39.34) (98.22) (868.6) pt
People
People Employees — — 143 94 94 32 16 1 1 1 — (50.8%)
Revenue/emp, $m — — 0.00 0.05 0.02 0.12 0.02 0.00 2.00 2.07 — n/m
Negative figures in brackets.
estimates

All 10 years →

Fiscal years to Dec 2025 · latest quarter Dec 2025 · fundamentals updated 2 Nov 2026

Korsana Biosciences, 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
TYRA Tyra Biosciences, Inc. $1.4B — (loss-making) — — n/m −31.34% (below 0%: shrinking) 0.00% 0.00% Compare
AAPG Ascentage Pharma Group International - Unsponsored ADR $1.4B — — — — +17.74% (above 0%: growing) — — Compare
OCUL Ocular Therapeutix, Inc. $1.4B — (loss-making) — (loss-making) +0.12% (above 0%: growing) n/m −25.35% (below 0%: shrinking) 85.08% (609.34%) Compare
KRSA Korsana Biosciences, Inc. $1.4B — (loss-making) — (loss-making) −43.24% (below 0%: shrinking) n/m −184.69% (below 0%: shrinking) 100.00% 0.00%
ANAB AnaptysBio, Inc. $1.4B — (loss-making) 220× −7.98% (below 0%: shrinking) n/m −141.60% (below 0%: shrinking) 100.00% (135.53%) Compare
GPCR Structure Therapeutics Inc. Sponsored ADR $1.4B — (loss-making) — — n/m −119.15% (below 0%: shrinking) 0.00% 0.00% Compare
DMRA Galecto, Inc. $1.4B 24.7× — — n/m −877.51% (below 0%: shrinking) 0.00% 0.00% Compare
MLYS Mineralys Therapeutics, Inc. $1.4B — (loss-making) — — n/m −7.91% (below 0%: shrinking) — 0.00% Compare
TSHA Taysha Gene Therapies, Inc. $1.3B — (loss-making) — (loss-making) +206.77% (above 0%: growing) n/m −100.28% (below 0%: shrinking) 100.00% 0.00% Compare
Median of peers $1.4B — — +0.12% — −65.81% 42.54% 0.00%

All 621 Biotechnology stocks →

Pay and ownership Proxy statement filed 15 October 2026

Ownership

Directors and executive officers, together 31.04%
Entities Affiliated with Fairmount 19.99%
Tomas Kiselak 19.99%
Entities Affiliated with Venrock Healthcare Capital Partners 9.99%
Entities Affiliated with TCGX 9.99%
Nimish Shah 9.99%
FMR LLC 6.90%
Entities Affiliated with Wellington Management 6.10%
Entities Affiliated with J.P. Morgan Life Sciences Private Capital 5.90%
Entities Affiliated with Janus Henderson Investors 5.15%
Ownership is the proxy’s own table: the directors and officers as a group, and every holder of 5% or more. Read the proxy statement

Korsana Biosciences, Inc. (KRSA) Latest News

23 Feb

2 Feb

Impact 4 · · Zacks Small Cap Research

1 Dec

Impact 3 · · MT NewswiresSimply Wall St.Simply Wall St.MT NewswiresZacksGuruFocus.comMT Newswires

11 Nov

5 Feb

Impact 3 · · Simply Wall St.

7 Aug

Impact 4 · · GlobeNewswire

4 Dec

Impact 4 · · GlobeNewswire
stockrow.com/KRSA · Data as of Nov 2, 2026 · For information only; not investment advice. · © 2026 stockrow.com