Bluejay Diagnostics
BJDX
4 hedge funds and large institutions have $9.61K invested in Bluejay Diagnostics in 2025 Q1 according to their latest regulatory filings, with 1 funds opening new positions, 1 increasing their positions, 1 reducing their positions, and 0 closing their positions.
33% more funds holding
Funds holding: 3 → 4 (+1)
0% more ownership
Funds ownership: 0.11% → 0.12% (+0%)
0% more repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 1
21% less capital invested
Capital invested by funds: $12.2K → $9.61K (-$2.58K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TRCT
Tower Research Capital (TRC)
New York
|
+$4.54K |
| 2 |
SS
SBI Securities
Tokyo,
Japan
|
+$77 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
-$4.34K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
TRCT
1
Tower Research Capital (TRC)
New York
| $6.49K | +$4.54K | +296 | +213% |
|
|
2
UBS Group
Zurich,
Switzerland
| $3.03K | -$4.34K | -283 | -58% |
|
|
SS
3
SBI Securities
Tokyo,
Japan
| $75 | +$77 | +5 | New |
|
4
Bank of America
Charlotte,
North Carolina
| $15 | – | – | – |
|
BJDX Hedge Fund Activity: Q1 2025 in Review
4 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Bluejay Diagnostics (BJDX) for Q1 2025, worth a combined $9.61K — down 21% from $12.2K a quarter earlier.
Buyers outnumbered sellers: 1 fund opened new BJDX positions and 0 closed out — a net gain of 1 holder — while 1 added to existing stakes and 1 trimmed.
The largest buyer was Tower Research Capital (TRC), adding an estimated $4.54K. The largest seller was UBS Group, cutting an estimated $4.34K.
- 4 institutional investors held Bluejay Diagnostics (BJDX) as of Q1 2025, up from 3 in Q4 2024.
- Funds reported $9.61K of Bluejay Diagnostics stock for Q1 2025, down 21% quarter-over-quarter.
- 1 fund opened new Bluejay Diagnostics positions in Q1 2025 and 0 closed out, a net change of +1 holder.
- The largest Bluejay Diagnostics buyer in Q1 2025 was Tower Research Capital (TRC), an estimated $4.54K added.
- The largest Bluejay Diagnostics seller in Q1 2025 was UBS Group, an estimated $4.34K sold.
Based on aggregated 13F filings for Q1 2025.