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BSTZ vs SION

Comparison between BlackRock Science and Technology Term Trust (BSTZ, Company) and Sionna Therapeutics Inc (SION, Company).

BSTZ is from the Financial Services sector, while SION is from the Healthcare sector.

BSTZ vs SION - Performance Comparison

Key Characteristics

Financial metrics and valuation ratios

Market Cap
Winner
BSTZ
$2B
SION
$2B
Max Drawdown
Winner
BSTZ
67.47%
SION
69.36%
Sharpe Ratio
BSTZ
1.50
Winner
SION
1.67
5Y Beta
BSTZ
1.17
Winner
SION
0.90
Industry
BSTZ
Asset Management
SION
Biotechnology
P/E Ratio
BSTZ
2.34
Winner
SION
-23.16
5Y Dividends CAGR
BSTZ
10.05%
SION
N/A
Debt to Equity
BSTZ
1.02%
Winner
SION
0.00%
Free Cash Flow Yield
BSTZ
-6.95%
Winner
SION
-3.61%
P/S Ratio
BSTZ
6.40
SION
N/A
P/B Ratio
Winner
BSTZ
1.18
SION
6.66

BSTZ vs SION - Historical Returns

Returns include dividend reinvestment.

1M
BSTZ
-7.06%
Winner
SION
+21.58%
3M
Winner
BSTZ
+14.48%
SION
+12.97%
6M
Winner
BSTZ
+32.05%
SION
+15.74%
1Y
BSTZ
+49.58%
Winner
SION
+170.70%
5Y(CAGR)
BSTZ
+3.91%
SION
N/A
Max(CAGR)
BSTZ
+14.84%
Winner
SION
+55.11%

BSTZ vs SION - Annual Returns (2019 - 2026)

Returns include dividend reinvestment.

YearBSTZSION
2026+30.01%+20.40%
2025+24.46%+64.56%
2024+39.90%N/A
2023+16.02%N/A
2022-55.45%N/A
2021+16.02%N/A
2020+84.47%N/A
2019+4.22%N/A

BSTZ vs SION Drawdown Comparison

The maximum drawdown for BSTZ was -60.51%, occurring on Dec 28, 2022. Recovery took 1117 trading sessions.

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

The current BSTZ drawdown is -9.00%. The current SION drawdown is -4.45%.

RankBSTZSION
#1-60.51%
Nov 16, 2021 - May 1, 2026
-69.36%
Feb 7, 2025 - Aug 26, 2025
#2-41.57%
Jul 15, 2019 - Jun 1, 2020
-27.07%
May 11, 2026 - Jul 17, 2026
#3-18.77%
Feb 12, 2021 - Jun 14, 2021
-23.74%
Feb 3, 2026 - Apr 15, 2026
#4-12.49%
Jun 15, 2026 - Jul 17, 2026
-19.06%
Oct 21, 2025 - Nov 21, 2025
#5-10.82%
Sep 2, 2020 - Oct 7, 2020
-18.12%
Nov 24, 2025 - Feb 3, 2026
#6-9.96%
Sep 3, 2021 - Nov 3, 2021
-17.26%
Apr 16, 2026 - May 11, 2026
#7-8.84%
Dec 23, 2020 - Feb 3, 2021
-15.94%
Aug 28, 2025 - Sep 22, 2025
#8-8.62%
Oct 13, 2020 - Nov 4, 2020
-7.53%
Jul 17, 2026 - Jul 20, 2026
#9-8.21%
Jun 2, 2026 - Jun 15, 2026
-5.53%
Oct 3, 2025 - Oct 15, 2025
#10-7.62%
Jul 6, 2021 - Sep 3, 2021
-3.56%
Sep 29, 2025 - Oct 3, 2025
#11-7.06%
May 14, 2026 - May 26, 2026
-2.41%
Oct 16, 2025 - Oct 21, 2025
#12-5.76%
Nov 6, 2020 - Nov 18, 2020
-0.36%
Aug 26, 2025 - Aug 28, 2025
#13-4.78%
Aug 4, 2020 - Aug 26, 2020
N/A
#14-4.25%
Jul 10, 2020 - Jul 29, 2020
N/A
#15-4.11%
Jun 10, 2020 - Jun 16, 2020
N/A

Correlation

Correlation between BSTZ and SION is 0.82 which considered as a strong positive correlation - the stocks tend to move together.

0.82
-101

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