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United States Biotechnology & Medical Research

CTT Pharmaceutical Holdings Inc (CTTH)

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Ticker: CTTH Exchange: OTC
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
CTT PHARMACEUTICAL HOLDINGS, INC.
CEO
1 purchase — total 457 USD
Buy 17 Dec 2025
Value US$954,756.15 | Price 450.15 | Shares 83,064
Buy 20 Nov 2025
Value US$1,544,905.22 | Price 485.13 | Shares 81,867
Buy 20 Nov 2025
Value US$615,547.67 | Price 229.37 | Shares 20,703
Buy 31 Oct 2025
Value US$420.00 | Price 0.06 | Shares 7,000
Buy 23 Sep 2025
Value US$408.90 | Price 0.06 | Shares 6,815
Buy 2 Aug 2025
Value US$1,983.82 | Price 0.05 | Shares 44,085
Buy 1 Aug 2025
Value US$553.00 | Price 0.04 | Shares 15,800
Buy 8 Jul 2025
Value US$240.00 | Price 0.03 | Shares 8,000
Buy 26 Jun 2025
Value US$990.00 | Price 0.03 | Shares 39,600
Buy 23 Jun 2025
Value US$402.50 | Price 0.03 | Shares 16,100
Buy 9 Jun 2025
Value US$4,107.90 | Price 0.05 | Shares 82,158
Buy 9 Apr 2025
Value US$648.96 | Price 0.07 | Shares 9,984
Buy 31 Mar 2025
Value US$775.50 | Price 0.05 | Shares 15,510
Buy 11 Mar 2025
Value US$324.00 | Price 0.06 | Shares 5,400
Buy 7 Mar 2025
Value US$1,075.50 | Price 0.09 | Shares 11,950
Buy 5 Feb 2025
Value US$624.00 | Price 0.12 | Shares 5,200
Buy 25 Nov 2024
Value US$1,400.76 | Price 0.06 | Shares 23,346
Buy 11 Sep 2024
Value US$41.25 | Price 0.06 | Shares 750
Buy 11 Sep 2024
Value US$60.50 | Price 0.06 | Shares 1,100
Buy 27 Aug 2024
Value US$33.00 | Price 0.06 | Shares 550
Buy 19 Aug 2024
Value US$145.00 | Price 0.05 | Shares 2,900
Buy 12 Aug 2024
Value US$52.00 | Price 0.04 | Shares 1,300
Buy 6 Aug 2024
Value US$92.40 | Price 0.04 | Shares 2,200
Buy 5 Aug 2024
Value US$42.00 | Price 0.04 | Shares 1,000
Buy 3 Aug 2024
Value US$60.00 | Price 0.06 | Shares 1,000
Buy 1 Aug 2024
Value US$64.00 | Price 0.04 | Shares 1,600
Buy 26 Jul 2024
Value US$124.00 | Price 0.04 | Shares 3,100
Buy 24 Jul 2024
Value US$68.00 | Price 0.04 | Shares 1,700
Buy 18 Jul 2024
Value US$100.00 | Price 0.05 | Shares 2,000
Buy 16 Jul 2024
Value US$108.00 | Price 0.06 | Shares 1,800
Buy 11 Jul 2024
Value US$64.20 | Price 0.06 | Shares 1,070
Buy 11 Jul 2024
Value US$163.80 | Price 0.06 | Shares 2,730
Buy 5 Jul 2024
Value US$87.24 | Price 0.06 | Shares 1,454
Buy 25 Jun 2024
Value US$78.00 | Price 0.06 | Shares 1,300
Buy 20 Jun 2024
Value US$70.00 | Price 0.07 | Shares 1,000
Buy 13 Jun 2024
Value US$1,369.95 | Price 0.03 | Shares 54,798
Buy 11 Jun 2024
Value US$98.70 | Price 0.05 | Shares 1,990
Buy 3 Jun 2024
Value US$147.52 | Price 0.02 | Shares 7,376
Buy 21 May 2024
Value US$84.14 | Price 0.03 | Shares 3,236
Buy 21 May 2024
Value US$84.14 | Price 0.03 | Shares 3,236
Buy 7 May 2024
Value US$380.00 | Price 0.04 | Shares 9,500
Buy 2 May 2024
Value US$136.03 | Price 0.03 | Shares 4,388
Buy 27 Mar 2023
Value US$191.40 | Price 0.02 | Shares 8,700
Buy 3 Mar 2023
Value US$134.40 | Price 0.04 | Shares 3,840
Buy 8 Feb 2023
Value US$173.60 | Price 0.04 | Shares 4,960
Buy 30 Jan 2023
Value US$225.00 | Price 0.03 | Shares 9,000
Buy 25 Jan 2023
Value US$1,480.68 | Price 0.02 | Shares 61,695
Buy 18 Aug 2022
Value US$10,000.00 | Price 0.02 | Shares 500,000
Buy 18 Feb 2022
Value US$10,000.00 | Price 0.02 | Shares 500,000
Buy 21 Nov 2007
Value US$4,800.00 | Price 0.24 | Shares 20,000
Buy 24 Apr 2006
Value US$1,500,000.00 | Price 0.30 | Shares 5,000,000
Buy 7 Sep 2005
Value US$0.00 | Price 0.00 | Shares 100,000
Buy 25 Jan 2005
Value US$4,750.00 | Price 0.95 | Shares 5,000
Buy 30 Sep 2004
Value US$798.00 | Price 2.10 | Shares 380
Buy 30 Sep 2004
Value US$252.00 | Price 2.10 | Shares 120
Buy 30 Sep 2004
Value US$1,680.00 | Price 2.10 | Shares 800
Buy 16 Sep 2004
Value US$1,400.00 | Price 2.80 | Shares 500
Buy 15 Sep 2004
Value US$6,500.00 | Price 2.60 | Shares 2,500
Buy 15 Sep 2004
Value US$1,275.00 | Price 2.55 | Shares 500
Buy 10 Mar 2004
Value US$1,535.00 | Price 3.07 | Shares 500
Buy 10 Feb 2004
Value US$6,340.00 | Price 3.17 | Shares 2,000
Buy 10 Feb 2004
Value US$1,575.00 | Price 3.15 | Shares 500
Buy 28 Jan 2004
Value US$3,150.00 | Price 3.15 | Shares 1,000
Buy 16 Jan 2004
Value US$1,395.00 | Price 3.10 | Shares 450
Sale 15 Jan 2004
Value US$3,150.00 | Price 3.15 | Shares 1,000
Sale 7 Jan 2004
Value US$6,560.00 | Price 3.28 | Shares 2,000
Sale 6 Jan 2004
Value US$6,480.00 | Price 3.24 | Shares 2,000
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
2025-12-17 2025-12-17 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
83,064 -47.2%
450.15
US$954,756 		83,064 -47.2% 450.15 US$954,756
2025-11-24 2025-11-20 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.
Non-Executive Director
81,867 +12.3%
485.13
US$1,544,905 		81,867 +12.3% 485.13 US$1,544,905
2025-11-21 2025-11-20 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
20,703 -42.9%
229.37
US$615,548 		20,703 -42.9% 229.37 US$615,548
2025-10-31 2025-10-31 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
7,000 +0.1%
0.06
US$420 		7,000 +0.1% 0.06 US$420
2025-10-07 2025-09-23 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
6,815 +0.1%
0.06
US$409 		6,815 +0.1% 0.06 US$409
2025-09-23 2025-08-02 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
44,085 +0.6%
0.05
US$1,984 		44,085 +0.6% 0.05 US$1,984
2025-08-01 2025-08-01 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
15,800 +0.2%
0.04
US$553 		15,800 +0.2% 0.04 US$553
2025-07-08 2025-07-08 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
8,000 +0.1%
0.03
US$240 		8,000 +0.1% 0.03 US$240
2025-06-30 2025-06-26 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
39,600 +0.6%
0.03
US$990 		39,600 +0.6% 0.03 US$990
2025-06-23 2025-06-23 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
16,100 +0.2%
0.03
US$402 		16,100 +0.2% 0.03 US$402
2025-06-09 2025-06-09 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
82,158 +1.2%
0.05
US$4,108 		82,158 +1.2% 0.05 US$4,108
2025-04-10 2025-04-09 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
9,984 +0.2%
0.07
US$649 		9,984 +0.2% 0.07 US$649
2025-03-31 2025-03-31 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
15,510 +0.2%
0.05
US$776 		15,510 +0.2% 0.05 US$776
2025-03-14 2025-03-11 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
5,400 +0.1%
0.06
US$324 		5,400 +0.1% 0.06 US$324
2025-03-10 2025-03-07 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
11,950 +0.2%
0.09
US$1,076 		11,950 +0.2% 0.09 US$1,076
2025-02-06 2025-02-05 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
5,200 +0.1%
0.12
US$624 		5,200 +0.1% 0.12 US$624
2024-11-26 2024-11-25 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
23,346 +0.4%
0.06
US$1,401 		23,346 +0.4% 0.06 US$1,401
2024-09-13 2024-09-11 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
750 +0.0%
0.06
US$41 		750 +0.0% 0.06 US$41
2024-09-11 2024-09-11 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,100 +0.0%
0.06
US$60 		1,100 +0.0% 0.06 US$60
2024-08-27 2024-08-27 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
550 +0.0%
0.06
US$33 		550 +0.0% 0.06 US$33
2024-08-21 2024-08-19 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
2,900 +0.1%
0.05
US$145 		2,900 +0.1% 0.05 US$145
2024-08-15 2024-08-12 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,300 +0.0%
0.04
US$52 		1,300 +0.0% 0.04 US$52
2024-08-09 2024-08-06 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
2,200 +0.0%
0.04
US$92 		2,200 +0.0% 0.04 US$92
2024-08-06 2024-08-05 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,000 +0.0%
0.04
US$42 		1,000 +0.0% 0.04 US$42
2024-09-03 2024-08-03 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,000 +0.0%
0.06
US$60 		1,000 +0.0% 0.06 US$60
2024-08-02 2024-08-01 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,600 +0.0%
0.04
US$64 		1,600 +0.0% 0.04 US$64
2024-07-30 2024-07-26 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
3,100 +0.1%
0.04
US$124 		3,100 +0.1% 0.04 US$124
2024-07-26 2024-07-24 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,700 +0.0%
0.04
US$68 		1,700 +0.0% 0.04 US$68
2024-07-24 2024-07-18 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
2,000 +0.0%
0.05
US$100 		2,000 +0.0% 0.05 US$100
2024-07-18 2024-07-16 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,800 +0.0%
0.06
US$108 		1,800 +0.0% 0.06 US$108
2024-07-15 2024-07-11 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,070 +0.0%
0.06
US$64 		1,070 +0.0% 0.06 US$64
2024-07-11 2024-07-11 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
2,730 +0.1%
0.06
US$164 		2,730 +0.1% 0.06 US$164
2024-07-05 2024-07-05 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,454 +0.0%
0.06
US$87 		1,454 +0.0% 0.06 US$87
2024-06-28 2024-06-25 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,300 +0.0%
0.06
US$78 		1,300 +0.0% 0.06 US$78
2024-06-24 2024-06-20 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,000 +0.0%
0.07
US$70 		1,000 +0.0% 0.07 US$70
2025-06-13 2024-06-13 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
54,798 +0.8%
0.03
US$1,370 		54,798 +0.8% 0.03 US$1,370
2024-06-11 2024-06-11 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
1,990 +0.0%
0.05
US$99 		1,990 +0.0% 0.05 US$99
2024-06-03 2024-06-03 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
7,376 +0.2%
0.02
US$148 		7,376 +0.2% 0.02 US$148
2024-05-22 2024-05-21 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
3,236 +0.1%
0.03
US$84 		3,236 +0.1% 0.03 US$84
2024-05-22 2024-05-21 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
3,236 +0.1%
0.03
US$84 		3,236 +0.1% 0.03 US$84
2024-05-08 2024-05-07 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
9,500 +0.2%
0.04
US$380 		9,500 +0.2% 0.04 US$380
2024-05-08 2024-05-02 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
4,388 +0.1%
0.03
US$136 		4,388 +0.1% 0.03 US$136
2023-03-27 2023-03-27 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
8,700 +1.0%
0.02
US$191 		8,700 +1.0% 0.02 US$191
2023-03-03 2023-03-03 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
3,840 +0.4%
0.04
US$134 		3,840 +0.4% 0.04 US$134
2023-02-08 2023-02-08 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
4,960 +0.6%
0.04
US$174 		4,960 +0.6% 0.04 US$174
2023-01-30 2023-01-30 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
9,000 +1.1%
0.03
US$225 		9,000 +1.1% 0.03 US$225
2023-01-25 2023-01-25 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
61,695 +7.8%
0.02
US$1,481 		61,695 +7.8% 0.02 US$1,481
2023-10-31 2022-08-18 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
500,000 +36.1%
0.02
US$10,000 		500,000 +36.1% 0.02 US$10,000
2023-10-31 2022-02-18 B Purchase
4.4
CTT PHARMACEUTICAL HOLDINGS, INC.

CEO

Officer
500,000 +26.5%
0.02
US$10,000 		500,000 +26.5% 0.02 US$10,000
2007-11-26 2007-11-21 B Purchase Cooper Paul K

Chief Operating Officer

Officer
20,000 +inf%
0.24
US$4,800 		20,000 +inf% 0.24 US$4,800
2006-04-24 2006-04-24 B Purchase
2.0
VAN TOL LARRY

President and CEO

Executive Director
5,000,000 +766.6%
0.30
US$1,500,000 		5,000,000 +766.6% 0.30 US$1,500,000
2005-09-19 2005-09-07 B Purchase
ROGERS PATRICK E
Non-Executive Director
100,000
0.00
US$0 		100,000 0.00 US$0
2005-01-26 2005-01-25 B Purchase
2.0
VAN TOL LARRY

President, CEO

Executive Director
5,000 +0.8%
0.95
US$4,750 		5,000 +0.8% 0.95 US$4,750
2004-10-01 2004-09-30 B Purchase
1.2
WEATHERS STEPHEN W
380 +1.5%
2.10
US$798 		380 +1.5% 2.10 US$798
2004-10-01 2004-09-30 B Purchase
1.2
WEATHERS STEPHEN W
120 +0.5%
2.10
US$252 		120 +0.5% 2.10 US$252
2004-10-01 2004-09-30 B Purchase
1.2
WEATHERS STEPHEN W
800 +3.2%
2.10
US$1,680 		800 +3.2% 2.10 US$1,680
2004-09-17 2004-09-16 B Purchase
2.0
VAN TOL LARRY
Non-Executive Director
500 +0.1%
2.80
US$1,400 		500 +0.1% 2.80 US$1,400
2004-09-17 2004-09-15 B Purchase
2.0
VAN TOL LARRY
Non-Executive Director
2,500 +0.6%
2.60
US$6,500 		2,500 +0.6% 2.60 US$6,500
2004-09-17 2004-09-15 B Purchase
2.0
VAN TOL LARRY
Non-Executive Director
500 +0.1%
2.55
US$1,275 		500 +0.1% 2.55 US$1,275
2004-03-16 2004-03-10 B Purchase
2.0
VAN TOL LARRY
Non-Executive Director
500 +0.1%
3.07
US$1,535 		500 +0.1% 3.07 US$1,535
2004-02-13 2004-02-10 B Purchase
2.0
VAN TOL LARRY
2,000 +0.5%
3.17
US$6,340 		2,000 +0.5% 3.17 US$6,340
2004-02-13 2004-02-10 B Purchase
2.0
VAN TOL LARRY
500 +0.1%
3.15
US$1,575 		500 +0.1% 3.15 US$1,575
2004-01-28 2004-01-28 B Purchase
1.2
WEATHERS STEPHEN W
Non-Executive Director
1,000 +6.3%
3.15
US$3,150 		1,000 +6.3% 3.15 US$3,150
2004-01-16 2004-01-16 B Purchase
1.2
WEATHERS STEPHEN W
Non-Executive Director
450 +2.9%
3.10
US$1,395 		450 +2.9% 3.10 US$1,395
2004-02-02 2004-01-15 S Sale WOODHEAD RICHARD H
1,000 -3.8%
3.15
US$3,150 		1,000 -3.8% 3.15 US$3,150
2004-02-02 2004-01-07 S Sale WOODHEAD RICHARD H
2,000 -7.1%
3.28
US$6,560 		2,000 -7.1% 3.28 US$6,560
2004-02-02 2004-01-06 S Sale WOODHEAD RICHARD H
2,000 -6.7%
3.24
US$6,480 		2,000 -6.7% 3.24 US$6,480
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