Company / CIK 0001704287
Bluejay Diagnostics, Inc.
- Ticker
- BJDX
- Size, estimated from filings
- Micro cap (under $300M)
- Insiders on file
- 7
- Federal contracts on record
- none matched
- Lobbying filings on record
- none matched
- SEC filings
- EDGAR ↗
- Latest trade on record
- August 17, 2026
Bluejay Diagnostics, Inc. (BJDX) has 7 insiders on file who disclosed 12 transactions in the last 12 months (6 open-market buys, 1 sale, about $271K at reported prices). No federal contract award that started in the last 180 days was found for a recipient with exactly this name; no lobbying filing names it as client this year.
Bluejay Diagnostics, Inc. in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
6 people account for the disclosed buying and selling in Bluejay Diagnostics, Inc. over the last 12 months; the most active is HRT FINANCIAL LP with $146K.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| BANK OF AMERICA CORP /DE/ | Insider | 0 | 0 | 0 | October 23, 2026 |
| Dey Svetlana | Director | 2 | 1 | 0 | August 18, 2026 |
| ZEIDMAN FRED S | Director | 2 | 1 | 0 | August 18, 2026 |
| CHASE DONALD R | Director | 2 | 1 | 0 | August 18, 2026 |
| Dey Indranil | President and CEO | 2 | 1 | 0 | August 18, 2026 |
| Wurth Douglas Clark | Director | 2 | 1 | 0 | August 18, 2026 |
| HRT FINANCIAL LP | Insider | 2 | 1 | 1 | July 13, 2026 |
Rows are this company's Form 4 rows for each person. "Bought" and "sold" count open-market purchases (code P) and sales only. More in insider buying and insider selling.
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ZEIDMAN FRED S | BJDX | Other A | August 17, 2026 | August 18, 2026 | 1d | 100,000 | — | — | derivative | Form 4 ↗ | |
| Wurth Douglas Clark | BJDX | Other A | August 17, 2026 | August 18, 2026 | 1d | 100,000 | — | — | derivative | Form 4 ↗ | |
| Dey Svetlana | BJDX | Other A | August 17, 2026 | August 18, 2026 | 1d | 100,000 | — | — | derivative | Form 4 ↗ | |
| Dey Indranil | BJDX | Other A | August 17, 2026 | August 18, 2026 | 1d | 28,000 | — | — | Form 4 ↗ | ||
| CHASE DONALD R | BJDX | Other A | August 17, 2026 | August 18, 2026 | 1d | 100,000 | — | — | derivative | Form 4 ↗ | |
| HRT FINANCIAL LP | BJDX | Sell S | July 10, 2026 | July 13, 2026 | 3d | 34,938 | $1 | $49K | Form 4 ↗ | ||
| HRT FINANCIAL LP | BJDX | Buy P | July 9, 2026 | July 13, 2026 | 4d | 64,047 | $2 | $97K | Form 4 ↗ | ||
| Wurth Douglas Clark | BJDX | Buy P | March 14, 2026 | May 18, 2026 | 65d | 12,500 | $2 | $25K | late | Form 4 ↗ | |
| Dey Indranil | BJDX | Buy P | March 14, 2026 | May 18, 2026 | 65d | 12,500 | $2 | $25K | late | Form 4 ↗ | |
| CHASE DONALD R | BJDX | Buy P | March 14, 2026 | May 18, 2026 | 65d | 12,500 | $2 | $25K | late | Form 4 ↗ | |
| ZEIDMAN FRED S | BJDX | Buy P | March 14, 2026 | May 18, 2026 | 65d | 12,500 | $2 | $25K | late | Form 4 ↗ | |
| Dey Svetlana | BJDX | Buy P | March 14, 2026 | May 18, 2026 | 65d | 12,500 | $2 | $25K | late | Form 4 ↗ |
Federal contracts (USAspending, awards started in the last 180 days)
No contract award starting in the last 180 days was found for a recipient named exactly "Bluejay Diagnostics, Inc.". Subsidiaries and differently-spelled recipients are not matched — search contracts.
Lobbying (Senate LDA, as client)
No LDA filing posted since October 2025 names "Bluejay Diagnostics, Inc." as the client. Filings under a subsidiary or trade-association name are not matched — search lobbying.
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| SEC EDGAR, Form 4 | 11 | 12 | May 18, 2026 | August 18, 2026 | Form 4 list on EDGAR |
Site built October 27, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insiders and their transactions come from SEC EDGAR Form 4 filings for this issuer. Contracts and lobbying are matched by exact normalized name (suffixes like Inc./Corp. ignored) to USAspending recipients and LDA clients — a conservative match that misses subsidiaries on purpose. See methodology and corrections.
Not investment advice. Public records shown as filed; no recommendation is made or implied.