QUMSR vs PFSA
Comparison between Quantumsphere Acquisition Corp (QUMSR, Company) and Profusa Inc (PFSA, Company).
QUMSR vs PFSA - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
Market Cap
QUMSR
$563K
Winner
PFSA
$577K
Max Drawdown
Winner
QUMSR
67.39%
PFSA
99.94%
Sharpe Ratio
Winner
QUMSR
0.55
PFSA
-1.40
5Y Beta
Winner
QUMSR
0.31
PFSA
3.08
Industry
QUMSR
N/A
PFSA
Medical Devices
P/E Ratio
QUMSR
0.53
Winner
PFSA
-0.01
Debt to Equity
QUMSR
0.00%
Winner
PFSA
-12.61%
P/S Ratio
QUMSR
N/A
PFSA
81.24
QUMSR vs PFSA - Historical Returns
Returns include dividend reinvestment.
1M
Winner
QUMSR
+0.40%
PFSA
-68.88%
3M
Winner
QUMSR
-17.08%
PFSA
-78.39%
6M
Winner
QUMSR
-5.28%
PFSA
-97.88%
1Y
QUMSR
N/A
PFSA
-99.94%
Max(CAGR)
Winner
QUMSR
+6.49%
PFSA
-99.96%
QUMSR vs PFSA - Annual Returns (2025 - 2026)
Returns include dividend reinvestment.
| Year | QUMSR | PFSA |
|---|---|---|
| 2026 | -5.28% | -98.47% |
| 2025 | +10.58% | -95.81% |
QUMSR vs PFSA Drawdown Comparison
The maximum drawdown for QUMSR was -67.39%, occurring on Jun 16, 2026. This drawdown has not yet recovered.
The maximum drawdown for PFSA was -99.94%, occurring on Jun 26, 2026. This drawdown has not yet recovered.
The current QUMSR drawdown is -56.74%. The current PFSA drawdown is -99.94%.
| Rank | QUMSR | PFSA |
|---|---|---|
| #1 | -67.39% Oct 14, 2025 - Jun 16, 2026 | -99.94% Jul 11, 2025 - Jun 26, 2026 |
| #2 | -10.53% Sep 30, 2025 - Oct 6, 2025 | N/A |
| #3 | -6.75% Oct 6, 2025 - Oct 8, 2025 | N/A |
Correlation
Correlation between QUMSR and PFSA is 0.06 which considered as a very weak or no correlation - the stocks move independently of each other.
0.06
-101
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