Who Owns Bluejay Diagnostics, Inc. (BJDX)?Hedge Fund & Institutional Holders
Institutional Holders
9
as of Q4 2025
Total Institutional Value
$0
% of Float Held
3.643305597823882e+30%
QoQ Change in Holders
+7 / -2
Price History
BJDX — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC | New Position | +32K | +$0 |
| GEODE CAPITAL MANAGEMENT, LLC | New Position | +10K | +$0 |
| CITADEL ADVISORS LLC | New Position | +42K | +$0 |
| TWO SIGMA SECURITIES, LLC | New Position | +14K | +$0 |
| ARMISTICE CAPITAL, LLC | New Position | +65K | +$0 |
| L1 Global Manager Pty Ltd | New Position | +483 | +$0 |
| METEORA CAPITAL, LLC | New Position | +1 | +$0 |
| BANK OF AMERICA CORP /DE/ | Increased | +3 | +$0 |
BJDX — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| DRW Securities, LLC | Closed Position | -60K | -$90.8M |
| SABBY MANAGEMENT, LLC | Closed Position | -30K | -$45.0M |
| Tower Research Capital LLC (TRC) | Decreased | -15 | -$6.8M |
Top Institutional Holders(Q4 2025)
| # | Fund | Shares | Value | % of Portfolio | Type |
|---|---|---|---|---|---|
| 1 | TWO SIGMA SECURITIES, LLC | 14,351 | $0 | 0.00% | Share |
| 2 | CITADEL ADVISORS LLC | 41,794 | $0 | 0.00% | Share |
| 3 | ARMISTICE CAPITAL, LLC | 65,000 | $0 | 0.00% | Share |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 10,256 | $0 | 0.00% | Share |
| 5 | L1 Global Manager Pty Ltd | 483 | $0 | 0.00% | Share |
| 6 | METEORA CAPITAL, LLC | 1 | $0 | 0.00% | Share |
| 7 | RENAISSANCE TECHNOLOGIES LLC | 32,100 | $0 | 0.00% | Share |
| 8 | Tower Research Capital LLC (TRC) | 4,433 | $0 | 0.00% | Share |
| 9 | BANK OF AMERICA CORP /DE/ | 15 | $0 | 0.00% | Share |
BJDX Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 9 | $0 | +5 |
| Q3 2025 | 4 | $142.6M | -2 |
| Q2 2025 | 6 | $170.3M | +2 |
| Q1 2025 | 4 | $9.6M | -1 |
| Q4 2024 | 5 | $12.2M | -7 |
| Q3 2024 | 12 | $33.3M | +8 |
| Q2 2024 | 4 | $11.7M | +3 |
| Q3 2023 | 1 | $674.0M | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 9 institutional investors hold BJDX (Bluejay Diagnostics, Inc.). The largest holder is TWO SIGMA SECURITIES, LLC with $0 in shares. This quarter, 7 institutions opened new positions and 2 closed their positions.
Frequently Asked Questions
How many hedge funds own BJDX?
As of Q4 2025, 9 institutional investors report holding BJDX (Bluejay Diagnostics, Inc.) in their 13F filings.
Who is the largest institutional holder of BJDX?
The largest institutional holder of BJDX is TWO SIGMA SECURITIES, LLC with $0 in shares.
Is institutional ownership of BJDX increasing or decreasing?
This quarter, 7 institutions opened new positions in BJDX and 2 closed their positions.