bioAffinity Technologies, Inc. is a medical - diagnostics & research company in the healthcare sector on NASDAQ, led by Maria Zannes, with a market cap of $6.8M. As of Q3 2025, 21% of shares are held by 11 institutional investors, with SABBY MANAGEMENT, LLC as the largest holder at 18.14%.
Overview of institutional ownership in BIAF as of Q3 2025 with a market cap of $4.0M
Based on market cap of $4.0M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Institutions with the largest positions in BIAF as of Q3 2025
| Institution | Position Value |
|---|---|
S SABBY MANAGEMENT, LLC Institution | $718.6K 3.91% of portfolio |
Scientech Research LLC Hedge Fund•Market Neutral | $49.1K 0.02% of portfolio |
VANGUARD GROUP INC Institution | $30.9K 0.00% of portfolio |
T Tower Research Capital LLC Institution | $7.4K 0.00% of portfolio |
Hanson McClain, Inc. RIA/Wealth | $5.3K 0.00% of portfolio |
BANK OF AMERICA CORP /DE/ Institution | $5.0K 0.00% of portfolio |
UBS Group AG Institution | $423.0 0.00% of portfolio |
CITIGROUP INC Institution | $222.0 0.00% of portfolio |
Larson Financial Group LLC RIA/Wealth | $98.0 0.00% of portfolio |
FMR LLC Institution | $77.0 0.00% of portfolio |
Institutional buying and selling activity for BIAF in Q3 2025
| Institution | Net Bought |
|---|---|
S SABBY MANAGEMENT, LLC Institution | +$718.6K +242.8K shares |
Scientech Research LLC Hedge Fund•Market Neutral | +$49.1K +16.6K shares |
VANGUARD GROUP INC Institution | +$26.9K +9.1K shares |
T Tower Research Capital LLC Institution | +$7.1K +2.4K shares |
BANK OF AMERICA CORP /DE/ Institution | +$5.0K +1.7K shares |
UBS Group AG Institution | +$420.6 +142.2 shares |
Larson Financial Group LLC RIA/Wealth | +$98.0 +33.0 shares |
FMR LLC Institution | +$77.0 +26.0 shares |
CITIGROUP INC Institution | +$76.2 +25.7 shares |
| Institution | Net Sold |
|---|---|
GEODE CAPITAL MANAGEMENT LLC ETF Provider | −$36.0K −4.2K shares |
CAPTRUST FINANCIAL ADVISORS RIA/Wealth | −$8.0K −929.5 shares |
STATE STREET CORP Institution | −$5.1K −586.7 shares |
X XTX Topco Ltd Institution | −$4.5K −519.9 shares |
INTL FCSTONE INC. Institution | −$4.4K −506.9 shares |
NORTHERN TRUST CORP Institution | −$3.9K −455.4 shares |
Creative Planning RIA/Wealth | −$3.5K −403.2 shares |
S SPROTT INC. Institution | −$2.9K −333.3 shares |
RAYMOND JAMES FINANCIAL INC RIA/Wealth | −$144.0 −16.7 shares |
MORGAN STANLEY RIA/Wealth | −$1.0 −0.3 shares |
Institutions that initiated new positions or completely exited BIAF in Q3 2025
| Institution | Position Value |
|---|---|
S SABBY MANAGEMENT, LLC Institution | $718.6K 242.8K shares |
Scientech Research LLC Hedge Fund•Market Neutral | $49.1K 16.6K shares |
Larson Financial Group LLC RIA/Wealth | $98.0 33.0 shares |
FMR LLC Institution | $77.0 26.0 shares |
| Institution | Previous Position |
|---|---|
GEODE CAPITAL MANAGEMENT LLC ETF Provider | $36.0K 4.2K shares |
CAPTRUST FINANCIAL ADVISORS RIA/Wealth | $8.0K 929.5 shares |
STATE STREET CORP Institution | $5.1K 586.7 shares |
X XTX Topco Ltd Institution | $4.5K 519.9 shares |
INTL FCSTONE INC. Institution | $4.4K 506.9 shares |
NORTHERN TRUST CORP Institution | $3.9K 455.4 shares |
Creative Planning RIA/Wealth | $3.5K 403.2 shares |
S SPROTT INC. Institution | $2.9K 333.3 shares |
RAYMOND JAMES FINANCIAL INC RIA/Wealth | $144.0 16.7 shares |
Institutions with the largest Call and Put options positions in BIAF as of Q3 2025
| Institution | Position Value |
|---|---|
| No call positions found | |
| Institution | Position Value |
|---|---|
| No put positions found | |
Institutions with BIAF as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
S SABBY MANAGEMENT, LLC Institution | 3.91% $718.6K |
Scientech Research LLC Hedge Fund•Market Neutral | 0.02% $49.1K |
T Tower Research Capital LLC Institution | 0.00% $7.4K |
Hanson McClain, Inc. RIA/Wealth | 0.00% $5.3K |
Larson Financial Group LLC RIA/Wealth | 0.00% $98.0 |
VANGUARD GROUP INC Institution | 0.00% $30.9K |
BANK OF AMERICA CORP /DE/ Institution | 0.00% $5.0K |
CITIGROUP INC Institution | 0.00% $222.0 |
UBS Group AG Institution | 0.00% $423.0 |
FMR LLC Institution | 0.00% $77.0 |
Discover hedge funds investing in BIAF

| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Software - Infrastructure Technology | $2.2M | 0.77% | |
Semiconductors Technology | $2.0M | 0.70% | |
Software - Application Technology | $2.0M | 0.69% |
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