bioAffinity Technologies, Inc.
bioAffinity Technologies, Inc. (BIAF) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · BIAF · as of Sep 30, 2025
Ownership Breakdown
12
Institutional Holders
▼ 5 vs Q2
$819,496
Total Inst. Value
▲ $715,447 vs Q2
4.53M
Shares Outstanding
freeFloat 96.74%
276,856
13F Shares Held
▼ 85,460 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
BIAF largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
SABBY MANAGEMENT, LLC services-commercial physical & biological research | 242.8K | 22.77% | 22.77% | $718.56M | Nov 14, 2025 | NEW |
IFP ADVISORS, INC services-commercial physical & biological research | 25.0K | 3.12% | 3.12% | $4.23M | Feb 6, 2026 | — held |
SCIENTECH RESEARCH LLC services-commercial physical & biological research | 16.6K | 1.56% | 1.56% | $49.09M | Nov 14, 2025 | NEW |
VANGUARD GROUP INC services-commercial physical & biological research | 10.4K | 97.80% | 97.80% | $30.87M | Nov 7, 2025 | NEW |
TOWER RESEARCH CAPITAL LLC (TRC) services-commercial physical & biological research | 2.5K | 23.44% | 23.44% | $7.40M | Nov 14, 2025 | NEW |
ALLWORTH FINANCIAL LP services-commercial physical & biological research | 1.8K | 16.80% | 16.80% | $5.30M | Dec 2, 2025 | NEW |
BANK OF AMERICA CORP /DE/ services-commercial physical & biological research | 1.7K | 15.79% | 15.79% | $4.99M | Feb 3, 2026 | NEW |
IFP ADVISORS, INC services-commercial physical & biological research | 833 | 7.81% | 7.81% | $2.47M | Feb 6, 2026 | NEW |
UBS GROUP AG services-commercial physical & biological research | 143 | 1.34% | 1.34% | $423,000 | Nov 13, 2025 | NEW |
CITIGROUP INC services-commercial physical & biological research | 75 | 0.70% | 0.70% | $222,000 | Nov 10, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
0
Increased
+0 shares12
New Positions
first time holders0
Decreased
−0 shares16
Sold Out
fully exitedNet shares change (top 50)
+0
+0 / −0
Net new holders
-4
12 new / 16 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
BIAF insider trading · insider activity
Source: SEC Form 4
1
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Reveles Xavier Trinidad Chief Operating Officer | Jan 10, 2025 | Award | 21,604 | — | — | 41.9K | Form 4 ↗ |
GIRGENTI STEVEN Executive Chairman | Jan 10, 2025 | Award | 14,814 | — | — | 1.08M | Form 4 ↗ |
Zannes Maria President & CEO | Jan 10, 2025 | Award | 37,037 | — | — | 280.4K | Form 4 ↗ |
Edwards James Michael VP and CFO | Jan 10, 2025 | Award | 6,172 | — | — | 120.1K | Form 4 ↗ |
Zannes Timothy P Secretary, EVP, Gen. Counsel | Jan 10, 2025 | Award | 8,641 | — | — | 54.8K | Form 4 ↗ |
Edwards James Michael VP and CFO | Nov 5, 2024 | Award | 100,000 | — | — | 114.0K | Form 4 ↗ |
DIAMOND STUART director | Jul 1, 2024 | Award | 33,784 | — | — | 99.1K | Form 4 ↗ |
GIRGENTI STEVEN Executive Chairman | Jul 1, 2024 | Award | 33,784 | — | — | 1.07M | Form 4 ↗ |
Anderson Robert A. director | Jul 1, 2024 | Award | 33,784 | — | — | 163.9K | Form 4 ↗ |
Joyce Roby director | Jul 1, 2024 | Award | 33,784 | — | — | 66.6K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
bioAffinity Technologies, Inc. (BIAF) is primarily owned by institutional investors, who hold approximately 6.1% of total shares outstanding. Company insiders own approximately 3.26%, while retail and public investors account for the remaining 90.63%.
The largest institutional shareholder of bioAffinity Technologies, Inc. is SABBY MANAGEMENT, LLC, holding approximately 242,757 shares — equal to 22.77% of outstanding shares — as of September 30, 2025.
A total of 12 institutional investors currently hold BIAF stock, with a combined institutional value of approximately $819,496 as of the most recent 13F filing period.
Frequently asked questions
BIAF ownershipbioAffinity Technologies, Inc. (BIAF) is primarily owned by institutional investors, who hold approximately 6.1% of shares. The largest shareholder is SABBY MANAGEMENT, LLC with a 22.77% stake. Company insiders hold 3.26%. Data sourced from SEC Form 13F as of September 30, 2025.