GeoVax Labs, Inc.
GeoVax Labs, Inc. (GOVX) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · GOVX · as of Sep 30, 2025
Ownership Breakdown
19
Institutional Holders
▼ 1 vs Q2
$919,275
Total Inst. Value
▲ $440,983 vs Q2
958,469
Shares Outstanding
freeFloat 99.69%
1.94M
13F Shares Held
▲ 1.39M 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
GOVX largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
SABBY MANAGEMENT, LLC pharmaceutical preparations | 661.4K | 3.26% | 3.26% | $312.90M | Nov 14, 2025 | NEW |
ARMISTICE CAPITAL, LLC pharmaceutical preparations | 533.9K | 2.63% | 2.63% | $252.59M | Nov 17, 2025 | ▲ 533.9K |
VANGUARD GROUP INC pharmaceutical preparations | 244.2K | 1.20% | 1.20% | $115.49M | Nov 7, 2025 | ▲ 129.0K |
GEODE CAPITAL MANAGEMENT, LLC pharmaceutical preparations | 207.1K | 1.02% | 1.02% | $97.97M | Nov 12, 2025 | ▲ 100.1K |
HUDSON BAY CAPITAL MANAGEMENT LP pharmaceutical preparations | 100.0K | 49.29% | 49.29% | $47.31M | Dec 15, 2025 | NEW |
UBS GROUP AG pharmaceutical preparations | 58.4K | 28.80% | 28.80% | $27.64M | Nov 13, 2025 | ▼ 141.8K |
MORGAN STANLEY pharmaceutical preparations | 25.1K | 16.35% | 16.35% | $11.88M | May 27, 2026 | ▼ 25.0K |
BLACKROCK, INC. pharmaceutical preparations | 27.6K | 13.59% | 13.59% | $13.04M | Nov 12, 2025 | — held |
MONETA GROUP INVESTMENT ADVISORS LLC pharmaceutical preparations | 20.0K | 9.86% | 9.86% | $9.46M | Nov 14, 2025 | ▲ 10.0K |
STATE STREET CORP pharmaceutical preparations | 16.8K | 8.29% | 8.29% | $7.96M | Nov 14, 2025 | — held |
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
9
Increased
+784.4K shares3
New Positions
first time holders2
Decreased
−166.8K shares5
Sold Out
fully exitedNet shares change (top 50)
+617.6K
+784.4K / −166.8K
Net new holders
+5
3 new / 5 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
GOVX insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
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 |
|---|---|---|---|---|---|---|---|
McKee Kelly T. Jr. Chief Medical Officer | Aug 7, 2025 | Purchase | 1,107 | $0.67 | $741.69 | 3.5K | Form 4 ↗ |
Lemerond Nicole director | Jun 5, 2025 | Award | 10,000 | $2.48 | $24.8K | 10.0K | Form 4 ↗ |
CHASE RANDAL D director | Jun 5, 2025 | Award | 10,000 | $2.48 | $24.8K | 10.0K | Form 4 ↗ |
Kollintzas Dean G director | Jun 5, 2025 | Award | 10,000 | $2.48 | $24.8K | 10.0K | Form 4 ↗ |
MCNALLY ROBERT T director | Jun 5, 2025 | Award | 10,000 | $2.48 | $24.8K | 10.0K | Form 4 ↗ |
Morgan Jayne director | Jun 5, 2025 | Award | 10,000 | $2.48 | $24.8K | 10.0K | Form 4 ↗ |
SPENCER JOHN N JR director | Jun 5, 2025 | Award | 10,000 | $2.48 | $24.8K | 10.0K | Form 4 ↗ |
NEWMAN MARK J Chief Scientific Officer | Jun 5, 2025 | Award | 70,000 | $2.48 | $173.6K | 70.0K | Form 4 ↗ |
McKee Kelly T. Jr. Chief Medical Officer | Jun 5, 2025 | Award | 70,000 | $2.48 | $173.6K | 70.0K | Form 4 ↗ |
Sharkey John W. VP, Business Development | Jun 5, 2025 | Award | 70,000 | $2.48 | $173.6K | 70.0K | 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
GeoVax Labs, Inc. (GOVX) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 0.31%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of GeoVax Labs, Inc. is SABBY MANAGEMENT, LLC, holding approximately 661,376 shares — equal to 3.26% of outstanding shares — as of September 30, 2025.
A total of 19 institutional investors currently hold GOVX stock, with a combined institutional value of approximately $919,275 as of the most recent 13F filing period.
Frequently asked questions
GOVX ownershipGeoVax Labs, Inc. (GOVX) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is SABBY MANAGEMENT, LLC with a 3.26% stake. Company insiders hold 0.31%. Data sourced from SEC Form 13F as of September 30, 2025.