PFSA · Profusa, Inc.
$2.93
-1.31 (-30.90%)
At close · Aug 28
Going-concern doubt
— flagged Aug 19, 2026
Substantial doubt about the company's ability to continue as a going concern.
“As of June 30, 2026, there continue to be factors which raise substantial doubt about the Company's ability to continue as a going concern within one year from the date the condensed consolidated financial statements are issued.”View the 10-Q filed Aug 19, 2026
Market Cap
$2.07M
Shares
605,647
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 8
Total Value: $25,390
Total Shares: 217,042
Institutional Ownership Trend
16 quarters
Holder Concentration
Across 8 13F filers · Δ vs Mar 31, 2026Top Holder
78.8%
+35.6 pts
Top 5
97.7%
+1.1 pts
Top 10
100.0%
0.0 pts
HHI
6,331
Highly concentrated+2,569
Quarterly Activity
vs Mar 31, 2026
New
3
Increased
2
Decreased
1
Sold Out
5
Unchanged
2
Holder count:
-2
Institutional value:
-29.9%
Shares held:
+203.8%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mid Tower Research Capital LLC (TRC) | +20 | 38 | |
| Mega FMR LLC | +5 | 5 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega GEODE CAPITAL MANAGEMENT, LLC | −143 | 164 |
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Large HRT FINANCIAL LP | 1,709 | $20,000 | |
| Small StoneX Group Inc. | 169 | $1,974 | |
| Mid IFP Advisors, Inc | 30 | $351 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | 308 | $15,637 | |
| Mega VANGUARD FIDUCIARY TRUST CO | 17 | $858 | |
| Mega UBS Group AG | 7 | $337 | |
| Small Mint Tower Capital Management B.V. | 1 | $63 | |
| Mid SBI Securities Co., Ltd. | 0 | $22 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Large HRT FINANCIAL LP | $20,000 | 78.77% | 170,946 | Shares | 2026-08-14 | |
| Small StoneX Group Inc. | $1,974 | 7.77% | 16,879 | Shares | 2026-08-12 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | $1,920 | 7.56% | 16,417 | Shares | 2026-08-12 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $460 | 1.81% | 3,939 | Shares | 2026-08-13 | |
| Mid Tower Research Capital LLC (TRC) | $440 | 1.73% | 3,761 | Shares | 2026-08-11 | |
| Mid IFP Advisors, Inc | $351 | 1.38% | 3,000 | Shares | 2026-07-20 | |
| Mega MORGAN STANLEY | $187 | 0.74% | 1,600 | Shares | 2026-08-13 | |
| Mega FMR LLC | $58 | 0.23% | 500 | Shares | 2026-08-13 |