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United States Biotechnology & Medical Research

GeoVax Labs Inc (GOVX)

Track

The most recent insider trading activity occurred on October 17, 2025, with a BUY transaction by SPENCER JOHN N JR. Prior to this, on August 7, 2025, McKee Kelly T. Jr. also made a BUY transaction. All recorded transactions within the provided data are BUYs, indicating insider confidence.
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Ticker: GOVX Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
SPENCER JOHN N JR
1 purchase — total 5,498 USD
Buy 17 Oct 2025
Value US$4,433,851.26 | Price 383.34 | Shares 11,227
Buy 7 Aug 2025
Value US$2,526,620.37 | Price 49.91 | Shares 56,139
Buy 10 Apr 2025
Value US$9,800.00 | Price 0.98 | Shares 10,000
Buy 10 Apr 2025
Value US$5,940.00 | Price 0.99 | Shares 6,000
Buy 1 Apr 2025
Value US$10,800.00 | Price 1.08 | Shares 10,000
Buy 31 Mar 2025
Value US$7,343.32 | Price 1.08 | Shares 6,800
Buy 9 Aug 2024
Value US$15,600.00 | Price 1.95 | Shares 8,000
Buy 22 Feb 2024
Value US$18,663.16 | Price 2.27 | Shares 8,209
Buy 21 Feb 2024
Value US$1,118.00 | Price 2.15 | Shares 520
Buy 7 Feb 2024
Value US$5,540.00 | Price 2.77 | Shares 2,000
Buy 22 Dec 2023
Value US$2,499.84 | Price 0.36 | Shares 6,944
Buy 25 Sep 2023
Value US$5,019.56 | Price 0.52 | Shares 9,653
Buy 25 Aug 2023
Value US$19,999.59 | Price 0.57 | Shares 35,087
Buy 18 Aug 2023
Value US$5,179.00 | Price 0.52 | Shares 10,000
Buy 24 Apr 2023
Value US$20,444.80 | Price 0.64 | Shares 32,000
Buy 20 Apr 2023
Value US$5,040.00 | Price 0.63 | Shares 8,000
Buy 21 Sep 2022
Value US$11,000.00 | Price 1.10 | Shares 10,000
Buy 1 Jul 2022
Value US$820.00 | Price 0.82 | Shares 1,000
Buy 27 Jun 2022
Value US$4,999.68 | Price 1.12 | Shares 4,464
Buy 21 Jun 2022
Value US$12,100.00 | Price 1.21 | Shares 10,000
Buy 5 May 2022
Value US$6,999.84 | Price 0.72 | Shares 9,722
Buy 4 May 2022
Value US$3,549.29 | Price 0.71 | Shares 4,999
Buy 29 Sep 2020
Value US$83,065.00 | Price 5.00 | Shares 16,613
Buy 29 Sep 2020
Value US$269,625.00 | Price 5.00 | Shares 53,925
Buy 29 Sep 2020
Value US$300,920.00 | Price 5.00 | Shares 60,184
Buy 29 Sep 2020
Value US$105,120.00 | Price 5.00 | Shares 21,024
Buy 29 Sep 2020
Value US$59,935.00 | Price 5.00 | Shares 11,987
Buy 29 Sep 2020
Value US$409,350.00 | Price 5.00 | Shares 81,870
Buy 5 May 2015
Value US$37.50 | Price 0.19 | Shares 200
Buy 5 May 2015
Value US$1,862.00 | Price 0.19 | Shares 9,800
Buy 23 Apr 2015
Value US$1,780.00 | Price 0.18 | Shares 10,000
Buy 22 Apr 2015
Value US$1,735.00 | Price 0.17 | Shares 10,000
Buy 22 Apr 2015
Value US$1,700.00 | Price 0.17 | Shares 10,000
Buy 20 Apr 2015
Value US$3,015.00 | Price 0.17 | Shares 18,000
Buy 20 Apr 2015
Value US$5,100.00 | Price 0.17 | Shares 30,000
Buy 31 Jan 2012
Value US$10,050.00 | Price 0.67 | Shares 15,000
Buy 16 Jan 2012
Value US$20,100.00 | Price 0.67 | Shares 30,000
Buy 30 Dec 2011
Value US$19,999.50 | Price 0.67 | Shares 29,850
Buy 30 Dec 2011
Value US$100,000.18 | Price 0.67 | Shares 149,254
Buy 30 Dec 2011
Value US$9,999.75 | Price 0.67 | Shares 14,925
Buy 30 Dec 2011
Value US$9,999.75 | Price 0.67 | Shares 14,925
Buy 30 Dec 2011
Value US$10,050.00 | Price 0.67 | Shares 15,000
Buy 30 Dec 2011
Value US$75,040.00 | Price 0.67 | Shares 112,000
Buy 2 Jul 2010
Value US$2,500.00 | Price 2.50 | Shares 1,000
Buy 11 Jun 2010
Value US$6,640.00 | Price 3.32 | Shares 2,000
Buy 11 Jun 2010
Value US$3,250.00 | Price 3.25 | Shares 1,000
Buy 10 Jun 2010
Value US$7,035.00 | Price 3.35 | Shares 2,100
Buy 10 Jun 2010
Value US$9,900.00 | Price 3.30 | Shares 3,000
Buy 10 Jun 2010
Value US$990.00 | Price 3.30 | Shares 300
Buy 9 Jun 2010
Value US$1,775.50 | Price 3.35 | Shares 530
Buy 9 Jun 2010
Value US$1,903.80 | Price 3.34 | Shares 570
Buy 9 Jun 2010
Value US$3,303.16 | Price 3.29 | Shares 1,004
Buy 9 Jun 2010
Value US$2,988.00 | Price 3.32 | Shares 900
Buy 9 Jun 2010
Value US$330.00 | Price 3.30 | Shares 100
Buy 9 Jun 2010
Value US$3,290.00 | Price 3.29 | Shares 1,000
Buy 8 Jun 2010
Value US$1,290.00 | Price 3.23 | Shares 400
Buy 8 Jun 2010
Value US$12,031.50 | Price 3.25 | Shares 3,702
Buy 8 Jun 2010
Value US$3,240.00 | Price 3.24 | Shares 1,000
Buy 8 Jun 2010
Value US$3,250.00 | Price 3.25 | Shares 1,000
Buy 4 Jun 2010
Value US$9,900.00 | Price 3.30 | Shares 3,000
Buy 3 Jun 2010
Value US$1,652.50 | Price 3.31 | Shares 500
Buy 1 Jun 2010
Value US$3,490.00 | Price 3.49 | Shares 1,000
Buy 21 May 2010
Value US$4,200.00 | Price 4.20 | Shares 1,000
Buy 21 May 2010
Value US$3,950.00 | Price 3.95 | Shares 1,000
Buy 21 May 2010
Value US$11,600.00 | Price 4.00 | Shares 2,900
Buy 21 May 2010
Value US$21,454.23 | Price 3.99 | Shares 5,377
Buy 21 May 2010
Value US$325.60 | Price 3.70 | Shares 88
Buy 21 May 2010
Value US$8,200.00 | Price 4.10 | Shares 2,000
Buy 20 May 2010
Value US$2,865.60 | Price 3.60 | Shares 796
Buy 20 May 2010
Value US$1,800.00 | Price 3.60 | Shares 500
Buy 20 May 2010
Value US$1,629.45 | Price 3.55 | Shares 459
Buy 20 May 2010
Value US$1,700.00 | Price 3.40 | Shares 500
Buy 20 May 2010
Value US$1,695.00 | Price 3.39 | Shares 500
Buy 20 May 2010
Value US$3,900.00 | Price 3.90 | Shares 1,000
Buy 20 May 2010
Value US$33,633.00 | Price 3.33 | Shares 10,100
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-10-20 2025-10-17 B Purchase
1.0
SPENCER JOHN N JR
Non-Executive Director
11,227 -23.6%
383.34
US$4,433,851 		11,227 -23.6% 383.34 US$4,433,851
2025-08-08 2025-08-07 B Purchase
3.6
McKee Kelly T. Jr.

Chief Medical Officer

Officer
56,139 -41.5%
49.91
US$2,526,620 		56,139 -41.5% 49.91 US$2,526,620
2025-04-11 2025-04-10 B Purchase
1.0
SPENCER JOHN N JR
Non-Executive Director
25,807 +17.7%
331.70
US$613,628 		25,807 +17.7% 331.70 US$613,628
2025-04-10 2025-04-10 B Purchase
1.9
Sharkey John W.

VP, Business Development

Officer
6,000 +3141.4%
0.99
US$5,940 		6,000 +3141.4% 0.99 US$5,940
2025-04-01 2025-04-01 B Purchase
2.6
DODD DAVID A

President, CEO

Executive Director
10,000 +37.5%
1.08
US$10,800 		10,000 +37.5% 1.08 US$10,800
2025-03-31 2025-03-31 B Purchase
1.9
Reynolds Mark

CFO

Officer
6,800 +94.3%
1.08
US$7,343 		6,800 +94.3% 1.08 US$7,343
2024-08-12 2024-08-09 B Purchase
2.6
DODD DAVID A

President, CEO

Executive Director
8,000 +42.9%
1.95
US$15,600 		8,000 +42.9% 1.95 US$15,600
2024-02-22 2024-02-22 B Purchase
2.6
DODD DAVID A

President, CEO

Executive Director
8,209 +78.5%
2.27
US$18,663 		8,209 +78.5% 2.27 US$18,663
2024-02-22 2024-02-21 B Purchase
2.6
DODD DAVID A

President, CEO

Executive Director
520 +5.2%
2.15
US$1,118 		520 +5.2% 2.15 US$1,118
2024-02-07 2024-02-07 B Purchase
1.9
Reynolds Mark

CFO

Officer
2,000 +38.4%
2.77
US$5,540 		2,000 +38.4% 2.77 US$5,540
2023-12-26 2023-12-22 B Purchase
3.6
McKee Kelly T. Jr.

Chief Medical Officer

Officer
6,944 +24.1%
0.36
US$2,500 		6,944 +24.1% 0.36 US$2,500
2023-09-27 2023-09-25 B Purchase
3.6
McKee Kelly T. Jr.

Chief Medical Officer

Officer
9,653 +50.3%
0.52
US$5,020 		9,653 +50.3% 0.52 US$5,020
2023-08-28 2023-08-25 B Purchase
2.6
DODD DAVID A

President, CEO

Executive Director
35,087 +30.8%
0.57
US$20,000 		35,087 +30.8% 0.57 US$20,000
2023-08-21 2023-08-18 B Purchase
1.9
Reynolds Mark

CFO

Officer
10,000 +14.7%
0.52
US$5,179 		10,000 +14.7% 0.52 US$5,179
2023-04-25 2023-04-24 B Purchase
2.6
DODD DAVID A

President, CEO

Executive Director
32,000 +39.1%
0.64
US$20,445 		32,000 +39.1% 0.64 US$20,445
2023-04-21 2023-04-20 B Purchase
1.9
Reynolds Mark

CFO

Officer
8,000 +13.3%
0.63
US$5,040 		8,000 +13.3% 0.63 US$5,040
2022-09-23 2022-09-21 B Purchase
1.2
CHASE RANDAL D
Non-Executive Director
10,000 +37.6%
1.10
US$11,000 		10,000 +37.6% 1.10 US$11,000
2022-07-05 2022-07-01 B Purchase
1.9
Sharkey John W.

VP, Business Development

Officer
1,000 +53.8%
0.82
US$820 		1,000 +53.8% 0.82 US$820
2022-06-28 2022-06-27 B Purchase
3.6
McKee Kelly T. Jr.

Chief Medical Officer

Officer
4,464 +30.3%
1.12
US$5,000 		4,464 +30.3% 1.12 US$5,000
2022-06-22 2022-06-21 B Purchase
1.2
CHASE RANDAL D
Non-Executive Director
10,000 +60.2%
1.21
US$12,100 		10,000 +60.2% 1.21 US$12,100
2022-05-06 2022-05-05 B Purchase
3.6
McKee Kelly T. Jr.

Chief Medical Officer

Officer
9,722 +194.5%
0.72
US$7,000 		9,722 +194.5% 0.72 US$7,000
2022-05-05 2022-05-04 B Purchase
3.6
McKee Kelly T. Jr.

Chief Medical Officer

Officer
4,999 +inf%
0.71
US$3,549 		4,999 +inf% 0.71 US$3,549
2020-09-29 2020-09-29 B Purchase
1.2
CHASE RANDAL D
Non-Executive Director
16,613 +inf%
5.00
US$83,065 		16,613 +inf% 5.00 US$83,065
2020-09-29 2020-09-29 B Purchase
MCNALLY ROBERT T
Non-Executive Director
53,925 +inf%
5.00
US$269,625 		53,925 +inf% 5.00 US$269,625
2020-09-29 2020-09-29 B Purchase
1.9
Reynolds Mark

CFO

Officer
60,184 +inf%
5.00
US$300,920 		60,184 +inf% 5.00 US$300,920
2020-09-29 2020-09-29 B Purchase
1.0
SPENCER JOHN N JR
Non-Executive Director
21,024 +inf%
5.00
US$105,120 		21,024 +inf% 5.00 US$105,120
2020-09-29 2020-09-29 B Purchase
Kollintzas Dean G
Non-Executive Director
11,987 +inf%
5.00
US$59,935 		11,987 +inf% 5.00 US$59,935
2020-09-29 2020-09-29 B Purchase
2.6
DODD DAVID A

President, CEO

Executive Director
81,870 +inf%
5.00
US$409,350 		81,870 +inf% 5.00 US$409,350
2015-05-05 2015-05-05 B Purchase CHASE RANDAL D Non-Executive Director
200 +0.5%
0.19
US$38 		200 +0.5% 0.19 US$38
2015-05-05 2015-05-05 B Purchase CHASE RANDAL D Non-Executive Director
9,800 +32.7%
0.19
US$1,862 		9,800 +32.7% 0.19 US$1,862
2015-04-23 2015-04-23 B Purchase Reynolds Mark

CFO

Officer
10,000 +17.9%
0.18
US$1,780 		10,000 +17.9% 0.18 US$1,780
2015-04-23 2015-04-22 B Purchase Reynolds Mark

CFO

Officer
10,000 +21.7%
0.17
US$1,735 		10,000 +21.7% 0.17 US$1,735
2015-04-23 2015-04-22 B Purchase Reynolds Mark

CFO

Officer
10,000 +27.8%
0.17
US$1,700 		10,000 +27.8% 0.17 US$1,700
2015-04-20 2015-04-20 B Purchase SPENCER JOHN N JR Non-Executive Director
18,000 +62.9%
0.17
US$3,015 		18,000 +62.9% 0.17 US$3,015
2015-04-20 2015-04-20 B Purchase CHASE RANDAL D Non-Executive Director
30,000 +inf%
0.17
US$5,100 		30,000 +inf% 0.17 US$5,100
2012-02-01 2012-01-31 B Purchase Reynolds Mark

CFO

Officer
15,000 +71.4%
0.67
US$10,050 		15,000 +71.4% 0.67 US$10,050
2012-01-17 2012-01-16 B Purchase Antebi Steven S. Non-Executive Director
30,000 +inf%
0.67
US$20,100 		30,000 +inf% 0.67 US$20,100
2012-01-04 2011-12-30 B Purchase MCNALLY ROBERT T

President/CEO

Executive Director
29,850 +inf%
0.67
US$20,000 		29,850 +inf% 0.67 US$20,000
2012-01-04 2011-12-30 B Purchase ROBINSON HARRIET L

Chief Scientific Officer

Executive Director
149,254 +14.2%
0.67
US$100,000 		149,254 +14.2% 0.67 US$100,000
2012-01-04 2011-12-30 B Purchase SPENCER JOHN N JR Non-Executive Director
14,925 +108.9%
0.67
US$10,000 		14,925 +108.9% 0.67 US$10,000
2012-01-04 2011-12-30 B Purchase Kollintzas Dean G Non-Executive Director
14,925 +inf%
0.67
US$10,000 		14,925 +inf% 0.67 US$10,000
2012-01-04 2011-12-30 B Purchase Reynolds Mark

CFO

Officer
15,000 +250.0%
0.67
US$10,050 		15,000 +250.0% 0.67 US$10,050
2012-01-04 2011-12-30 B Purchase DODD DAVID A Non-Executive Director
112,000 +712.2%
0.67
US$75,040 		112,000 +712.2% 0.67 US$75,040
2010-07-06 2010-07-02 B Purchase Reynolds Mark

Chief Financial Officer

Officer
1,000 +20.0%
2.50
US$2,500 		1,000 +20.0% 2.50 US$2,500
2010-06-14 2010-06-11 B Purchase NEWMAN MARK J

VP, Research & Development

Officer
2,000 +200.0%
3.32
US$6,640 		2,000 +200.0% 3.32 US$6,640
2010-06-14 2010-06-11 B Purchase NEWMAN MARK J

VP, Research & Development

Officer
1,000 +inf%
3.25
US$3,250 		1,000 +inf% 3.25 US$3,250
2010-06-14 2010-06-10 B Purchase ROBINSON HARRIET L

Chief Scientific Officer

Executive Director
2,100 +0.2%
3.35
US$7,035 		2,100 +0.2% 3.35 US$7,035
2010-06-11 2010-06-10 B Purchase MCNALLY ROBERT T

President & CEO

Executive Director
300 +3.8%
3.30
US$990 		300 +3.8% 3.30 US$990
2010-06-11 2010-06-10 B Purchase ROBINSON HARRIET L

Chief Scientific Officer

Executive Director
3,000 +0.3%
3.30
US$9,900 		3,000 +0.3% 3.30 US$9,900
2010-06-10 2010-06-09 B Purchase Reynolds Mark

Chief Financial Officer

Officer
530 +11.9%
3.35
US$1,776 		530 +11.9% 3.35 US$1,776
2010-06-10 2010-06-09 B Purchase Reynolds Mark

Chief Financial Officer

Officer
570 +14.6%
3.34
US$1,904 		570 +14.6% 3.34 US$1,904
2010-06-10 2010-06-09 B Purchase MCNALLY ROBERT T

President & CEO

Executive Director
900 +12.7%
3.32
US$2,988 		900 +12.7% 3.32 US$2,988
2010-06-10 2010-06-09 B Purchase Reynolds Mark

Chief Financial Officer

Officer
1,004 +34.7%
3.29
US$3,303 		1,004 +34.7% 3.29 US$3,303
2010-06-10 2010-06-09 B Purchase MCNALLY ROBERT T

President & CEO

Executive Director
100 +1.4%
3.30
US$330 		100 +1.4% 3.30 US$330
2010-06-10 2010-06-09 B Purchase HILDEBRAND DONALD G Non-Executive Director
1,000 +5.6%
3.29
US$3,290 		1,000 +5.6% 3.29 US$3,290
2010-06-10 2010-06-08 B Purchase ROBINSON HARRIET L

Chief Scientific Officer

Executive Director
400 +0.0%
3.23
US$1,290 		400 +0.0% 3.23 US$1,290
2010-06-09 2010-06-08 B Purchase DODD DAVID A Non-Executive Director
3,702 +30.8%
3.25
US$12,032 		3,702 +30.8% 3.25 US$12,032
2010-06-09 2010-06-08 B Purchase DODD DAVID A Non-Executive Director
1,000 +9.1%
3.24
US$3,240 		1,000 +9.1% 3.24 US$3,240
2010-06-09 2010-06-08 B Purchase MCNALLY ROBERT T

President & CEO

Executive Director
1,000 +16.7%
3.25
US$3,250 		1,000 +16.7% 3.25 US$3,250
2010-06-07 2010-06-04 B Purchase ROBINSON HARRIET L

Chief Scientific Officer

Executive Director
3,000 +0.3%
3.30
US$9,900 		3,000 +0.3% 3.30 US$9,900
2010-06-07 2010-06-03 B Purchase ROBINSON HARRIET L

Chief Scientific Officer

Executive Director
500 +0.0%
3.31
US$1,652 		500 +0.0% 3.31 US$1,652
2010-06-03 2010-06-01 B Purchase MCNALLY ROBERT T

President & CEO

Executive Director
1,000 +20.0%
3.49
US$3,490 		1,000 +20.0% 3.49 US$3,490
2010-05-21 2010-05-21 B Purchase MCNALLY ROBERT T

President & CEO

Executive Director
1,000 +25.0%
4.20
US$4,200 		1,000 +25.0% 4.20 US$4,200
2010-05-21 2010-05-21 B Purchase DODD DAVID A Non-Executive Director
2,900 +35.7%
4.00
US$11,600 		2,900 +35.7% 4.00 US$11,600
2010-05-21 2010-05-21 B Purchase DODD DAVID A Non-Executive Director
5,377 +195.8%
3.99
US$21,454 		5,377 +195.8% 3.99 US$21,454
2010-05-21 2010-05-21 B Purchase Tsolinas Peter M Non-Executive Director
2,000 +0.5%
4.10
US$8,200 		2,000 +0.5% 4.10 US$8,200
2010-05-21 2010-05-21 B Purchase MCNALLY ROBERT T

President & CEO

Executive Director
1,000 +33.3%
3.95
US$3,950 		1,000 +33.3% 3.95 US$3,950
2010-05-21 2010-05-21 B Purchase DODD DAVID A Non-Executive Director
88 +3.3%
3.70
US$326 		88 +3.3% 3.70 US$326
2010-05-21 2010-05-20 B Purchase Reynolds Mark

Chief Financial Officer

Officer
796 +37.9%
3.60
US$2,866 		796 +37.9% 3.60 US$2,866
2010-05-20 2010-05-20 B Purchase DODD DAVID A Non-Executive Director
500 +23.2%
3.60
US$1,800 		500 +23.2% 3.60 US$1,800
2010-05-20 2010-05-20 B Purchase DODD DAVID A Non-Executive Director
459 +27.0%
3.55
US$1,629 		459 +27.0% 3.55 US$1,629
2010-05-20 2010-05-20 B Purchase DODD DAVID A Non-Executive Director
500 +41.7%
3.40
US$1,700 		500 +41.7% 3.40 US$1,700
2010-05-20 2010-05-20 B Purchase DODD DAVID A Non-Executive Director
500 +71.5%
3.39
US$1,695 		500 +71.5% 3.39 US$1,695
2010-05-20 2010-05-20 B Purchase MCNALLY ROBERT T

President & CEO

Executive Director
1,000 +50.0%
3.90
US$3,900 		1,000 +50.0% 3.90 US$3,900
2010-05-20 2010-05-20 B Purchase SPENCER JOHN N JR Non-Executive Director
10,100 +280.6%
3.33
US$33,633 		10,100 +280.6% 3.33 US$33,633
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