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SION vs ZYME

Comparison between Sionna Therapeutics Inc (SION, Company) and Zymeworks BC Inc (ZYME, Company).

Both SION and ZYME are from the Healthcare sector.

SION vs ZYME - Performance Comparison

Key Characteristics

Financial metrics and valuation ratios

Market Cap
SION
$1.88B
Winner
ZYME
$1.88B
Max Drawdown
Winner
SION
69.36%
ZYME
91.81%
Sharpe Ratio
SION
1.46
Winner
ZYME
1.59
5Y Beta
SION
0.92
Winner
ZYME
0.84
Industry
SION
Biotechnology
ZYME
Biotechnology
P/E Ratio
Winner
SION
-21.73
ZYME
-18.56
Forward P/E
SION
N/A
ZYME
25.71
PEG Ratio
SION
N/A
ZYME
0.00
Debt to Equity
SION
0.00%
ZYME
0.00%
Free Cash Flow Yield
Winner
SION
-3.84%
ZYME
-4.10%
P/S Ratio
SION
N/A
ZYME
23.29
P/B Ratio
Winner
SION
6.52
ZYME
11.55

SION vs ZYME - Historical Returns

Returns include dividend reinvestment.

1M
Winner
SION
+20.59%
ZYME
+9.12%
3M
Winner
SION
+8.64%
ZYME
+1.98%
6M
Winner
SION
+12.19%
ZYME
-1.16%
1Y
Winner
SION
+110.78%
ZYME
+104.11%
5Y(CAGR)
SION
N/A
ZYME
-6.33%
10Y(CAGR)
SION
N/A
ZYME
+7.98%
Max(CAGR)
Winner
SION
+49.89%
ZYME
+7.98%

SION vs ZYME - Annual Returns (2017 - 2026)

Returns include dividend reinvestment.

YearSIONZYME
2026+12.19%-1.16%
2025+64.56%+78.15%
2024N/A+41.04%
2023N/A+37.80%
2022N/A-53.71%
2021N/A-66.53%
2020N/A-0.69%
2019N/A+209.46%
2018N/A+85.05%
2017N/A-41.59%

SION vs ZYME Drawdown Comparison

The maximum drawdown for SION was -69.36%, occurring on Apr 10, 2025. Recovery took 137 trading sessions.

The maximum drawdown for ZYME was -91.81%, occurring on Sep 7, 2022. This drawdown has not yet recovered.

The current SION drawdown is -4.27%. The current ZYME drawdown is -53.69%.

RankSIONZYME
#1-69.36%
Feb 7, 2025 - Aug 26, 2025
-91.81%
Jan 8, 2021 - Sep 7, 2022
#2-27.07%
May 11, 2026 - Jun 8, 2026
-51.24%
Jan 22, 2020 - Nov 27, 2020
#3-23.74%
Feb 3, 2026 - Apr 15, 2026
-51.20%
May 3, 2017 - Feb 1, 2018
#4-19.06%
Oct 21, 2025 - Nov 21, 2025
-49.91%
Jun 1, 2018 - Jun 24, 2019
#5-18.12%
Nov 24, 2025 - Feb 3, 2026
-28.19%
Feb 1, 2018 - Apr 26, 2018
#6-17.26%
Apr 16, 2026 - May 11, 2026
-14.72%
Sep 6, 2019 - Oct 17, 2019
#7-15.94%
Aug 28, 2025 - Sep 22, 2025
-14.38%
Dec 4, 2020 - Jan 8, 2021
#8-5.53%
Oct 3, 2025 - Oct 15, 2025
-10.39%
Apr 27, 2018 - May 15, 2018
#9-3.56%
Sep 29, 2025 - Oct 3, 2025
-10.05%
Dec 4, 2019 - Dec 18, 2019
#10-2.41%
Oct 16, 2025 - Oct 21, 2025
-8.78%
Jan 2, 2020 - Jan 17, 2020
#11-0.36%
Aug 26, 2025 - Aug 28, 2025
-8.26%
Nov 5, 2019 - Nov 18, 2019
#12N/A-7.96%
Jul 9, 2019 - Aug 15, 2019
#13N/A-6.40%
Aug 16, 2019 - Aug 28, 2019
#14N/A-4.63%
May 30, 2018 - Jun 1, 2018
#15N/A-3.62%
Nov 29, 2019 - Dec 4, 2019

Correlation

Correlation between SION and ZYME is 0.95 which considered as a very strong positive correlation - the stocks move almost identically together.

0.95
-101

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