BJDX — BLUEJAY DIAGNOSTICS INC
As of Q2 2026, 1 SEC-registered investment managers reported holding BJDX (BLUEJAY DIAGNOSTICS INC) in their latest 13F filings, with a combined reported value of $12.40K across 10.34K shares. That is -63.4% by share count (-17.91K shares) versus the previous quarter, while reported value moved -76.1%. Ownership is concentrated: the five largest holders account for 100.0% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 1 opened new positions, 2 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
BJDX is classified in the Health Care sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| Geode Capital Management history | Q1 2026 | 28.13K | $51.75K | 0.00% | Add |
| Citadel Advisors history | Q4 2025 | 41.79K | $27.89K | 0.00% | New |
| Renaissance Technologies history | Q4 2025 | 32.10K | $21.42K | 0.00% | New |
| Bank of America Corp history | Q2 2026 | 10.34K | $12.40K | 0.00% | New |
| Millennium Management history | Q3 2022 | 15.88K | $12.00K | 0.00% | Reduce |
| Vanguard Group history | Q2 2023 | 15.90K | $4.18K | 0.00% | Hold |
| Northern Trust Corp history | Q2 2023 | 11.70K | $3.08K | 0.00% | Hold |
| Two Sigma Investments history | Q3 2024 | 11.00K | $1.40K | 0.00% | New |
| Citigroup Inc history | Q2 2025 | 241 | $415 | 0.00% | New |
| UBS Group AG history | Q1 2026 | 124 | $228 | 0.00% | New |
| JPMorgan Chase & Co history | Q4 2023 | 61 | $74 | 0.00% | Reduce |
| Wells Fargo & Co history | Q1 2024 | 10 | $8 | 0.00% | Add |
| Fidelity Management & Research (FMR) history | Q3 2022 | 19 | $0 | — | New |
New Positions (Q2 2026)
- Bank of America Corp 10.34K sh · $12.40K
Fully Exited (vs previous quarter)
- Geode Capital Management sold 28.13K sh · $51.75K
- UBS Group AG sold 124 sh · $228
Fund Position History — shares by quarter (top 13 funds)
| Fund | Q4 2021 | Q1 2022 | Q2 2022 | Q3 2022 | Q4 2022 | Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bank of America Corp | — | — | — | — | 11 | — | — | — | — | — | 51 | 4 | 4 | 5 | 12 | 15 | — | 10.34K |
| Citadel Advisors | — | — | 30.47K | — | 14.17K | 10.46K | — | — | 22.08K | 19.85K | 52.18K | — | — | — | — | 41.79K | — | — |
| Renaissance Technologies | — | — | 50.50K | 49.60K | 65.79K | 36.50K | 49.10K | — | — | 17.10K | 137.00K | — | — | — | — | 32.10K | — | — |
| Geode Capital Management | — | — | 12.42K | 30.22K | 30.22K | 29.14K | 29.14K | — | — | — | 20.18K | — | — | — | — | 10.26K | 28.13K | — |
| UBS Group AG | 5.01K | 5.59K | 251 | 13.43K | 10.06K | — | 5.16K | — | — | — | 61.45K | 1.95K | 812 | 444 | — | — | 124 | — |
| Fidelity Management & Research (FMR) | — | — | — | 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| JPMorgan Chase & Co | — | — | — | — | — | — | — | 211 | 61 | — | — | — | — | — | — | — | — | — |
| Two Sigma Investments | — | — | — | — | — | — | — | — | — | — | 11.00K | — | — | — | — | — | — | — |
| Citigroup Inc | — | — | — | — | — | — | — | — | — | — | — | — | — | 241 | — | — | — | — |
| Millennium Management | — | — | 25.57K | 15.88K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Northern Trust Corp | — | — | 11.70K | 11.70K | 11.70K | 11.70K | 11.70K | — | — | — | — | — | — | — | — | — | — | — |
| Vanguard Group | 32.17K | — | — | 15.90K | 15.90K | 15.90K | 15.90K | — | — | — | — | — | — | — | — | — | — | — |
| Wells Fargo & Co | 13 | 58 | 65 | 67 | 69 | 70 | 74 | 4 | 6 | 10 | — | — | — | — | — | — | — | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details