Bluejay Diagnostics
BJDX · NASDAQ
$0.6705−$0.0259 (−3.72%)TodayMarket closed ·
Prev close $0.6964
Who owns BJDX
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 36.7% of BJDX’s shares.
- Armistice Capital LLC12.7%
- Ayrton Capital LLC6.3%
- Dey (Indranil)3.9%
- Heights Capital Management, Inc.3.4%
- Next 6 largest institutions10.3%
- All other shareholders63.3%
| Holder | Shares | % of shares |
|---|---|---|
| Armistice Capital LLC | 131.00K | 12.72% |
| Ayrton Capital LLC | 65.00K | 6.31% |
| Dey (Indranil) | 40.52K | 3.93% |
| Heights Capital Management, Inc. | 35.40K | 3.44% |
| HRT Financial LP | 29.11K | 2.83% |
| Boothbay Fund Management, LLC | 27.13K | 2.63% |
| Wurth (Douglas Clark) | 12.60K | 1.22% |
| Chase (Donald R) | 12.52K | 1.22% |
| Dey (Svetlana) | 12.50K | 1.21% |
| Zeidman (Frederick Schwartz) | 12.50K | 1.21% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Fidelity Extended Market Index Fund | 5.67K | 0.55% |
| Fidelity Series Total Market Index Fund | 183 | 0.02% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders bought $96.71K (1 trade) and sold $48.91K (1 trade) of BJDX on the open market.
| Insider | Type | Shares | Value |
|---|---|---|---|
| ZEIDMAN FRED S | Award | 100.00K | — |
| Wurth Douglas Clark | Award | 100.00K | — |
| Dey Svetlana | Award | 100.00K | — |
| Dey Indranil | Award | 28.00K | — |
| CHASE DONALD R | Award | 100.00K | — |
| HRT FINANCIAL LP | Sale | 34.94K | $48.91K |
| HRT FINANCIAL LP | Buy | 64.05K | $96.71K |
Short interest
Settled Sep 30, 2026
- Shares short
- 143.74K
- Days to cover
- 1.00
- % of shares outstanding
- 13.96%
- Average daily volume
- 728.41K
- Change since last report
- +9.3%
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