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United States Software & IT Services

Rocketfuel Blockchain Inc (RKFL)

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Ticker: RKFL Exchange: OTC
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Jensen Peter Michael
CEO
1 purchase — total 185 USD
Buy 14 Jul 2023
Value US$1,241,332.95 | Price 462.70 | Shares 93,120
Buy 10 Apr 2023
Value US$366,406.14 | Price 242.97 | Shares 48,049
Buy 24 Mar 2023
Value US$419.00 | Price 0.08 | Shares 5,000
Buy 23 Dec 2022
Value US$1,807.50 | Price 0.07 | Shares 25,000
Buy 17 Oct 2022
Value US$795.00 | Price 0.16 | Shares 5,000
Buy 2 Sep 2022
Value US$2,750.00 | Price 0.28 | Shares 10,000
Buy 2 Sep 2022
Value US$2,580.00 | Price 0.26 | Shares 10,000
Buy 18 Jul 2022
Value US$1,800.00 | Price 0.18 | Shares 10,000
Buy 15 Jul 2022
Value US$1,800.00 | Price 0.18 | Shares 10,000
Buy 24 Feb 2022
Value US$1,100.00 | Price 0.22 | Shares 5,000
Buy 16 Feb 2022
Value US$1,000.00 | Price 0.25 | Shares 4,000
Buy 24 Jan 2022
Value US$7,489.02 | Price 0.22 | Shares 34,041
Buy 24 Jan 2022
Value US$891.60 | Price 0.22 | Shares 4,000
Buy 30 Dec 2021
Value US$3,510.98 | Price 0.22 | Shares 15,959
Buy 14 Dec 2021
Value US$580.00 | Price 0.29 | Shares 2,000
Buy 3 Dec 2021
Value US$800.00 | Price 0.40 | Shares 2,000
Buy 11 Nov 2021
Value US$970.00 | Price 0.49 | Shares 2,000
Buy 2 Nov 2021
Value US$2,750.00 | Price 0.55 | Shares 5,000
Buy 2 Nov 2021
Value US$3,133.20 | Price 0.52 | Shares 6,000
Buy 13 Oct 2021
Value US$5,000.00 | Price 1.00 | Shares 5,000
Sale 8 Sep 2020
Value US$115,000.00 | Price 1.00 | Shares 115,000
Sale 25 Jun 2020
Value US$5,000,000.00 | Price 25.00 | Shares 200,000
Buy 18 May 2020
Value US$145,000.00 | Price 4.00 | Shares 36,250
Sale 4 May 2020
Value US$65,250.00 | Price 0.90 | Shares 72,500
Sale 28 Feb 2020
Value US$45,000.00 | Price 4.00 | Shares 11,250
Sale 14 Jan 2020
Value US$40,000.00 | Price 4.00 | Shares 10,000
Sale 14 Jan 2020
Value US$20,000.00 | Price 4.00 | Shares 5,000
Sale 20 Dec 2019
Value US$30,000.00 | Price 4.00 | Shares 7,500
Sale 23 Oct 2019
Value US$40,000.00 | Price 4.00 | Shares 10,000
Sale 16 Sep 2019
Value US$140,000.00 | Price 4.00 | Shares 35,000
Sale 19 Jul 2019
Value US$70,000.00 | Price 4.00 | Shares 17,500
Buy 31 May 2019
Value US$70,000.00 | Price 4.00 | Shares 17,500
Sale 31 May 2019
Value US$70,000.00 | Price 4.00 | Shares 17,500
Buy 30 May 2019
Value US$200,000.00 | Price 4.00 | Shares 50,000
Sale 22 May 2019
Value US$100,000.00 | Price 4.00 | Shares 25,000
Buy 21 Feb 2018
Value US$10,000.00 | Price 1.00 | Shares 10,000
Buy 18 Dec 2017
Value US$150,000.00 | Price 2.00 | Shares 75,000
Sale 18 Dec 2017
Value US$300,000.00 | Price 2.00 | Shares 150,000
Sale 18 Dec 2017
Value US$150,000.00 | Price 2.00 | Shares 75,000
Sale 15 Dec 2017
Value US$20,000.00 | Price 1.00 | Shares 20,000
Sale 12 Dec 2017
Value US$137,500.00 | Price 2.00 | Shares 68,750
Buy 12 Dec 2017
Value US$68,750.00 | Price 2.00 | Shares 34,375
Sale 12 Dec 2017
Value US$68,750.00 | Price 2.00 | Shares 34,375
Sale 7 Dec 2017
Value US$20,000.00 | Price 2.00 | Shares 10,000
Buy 6 Dec 2017
Value US$190,000.00 | Price 2.00 | Shares 95,000
Buy 6 Dec 2017
Value US$90,000.00 | Price 2.00 | Shares 45,000
Sale 6 Dec 2017
Value US$190,000.00 | Price 2.00 | Shares 95,000
Sale 6 Dec 2017
Value US$90,000.00 | Price 2.00 | Shares 45,000
Buy 14 Jan 2017
Value US$25,000.00 | Price 2.00 | Shares 12,500
Sale 4 Jan 2017
Value US$25,000.00 | Price 2.00 | Shares 12,500
Sale 15 Dec 2016
Value US$20,000.00 | Price 2.00 | Shares 10,000
Sale 15 Dec 2016
Value US$51,110.00 | Price 2.00 | Shares 25,555
Buy 24 Oct 2016
Value US$111,110.00 | Price 2.00 | Shares 55,555
Buy 24 Oct 2016
Value US$222,222.00 | Price 2.00 | Shares 111,111
Sale 24 Oct 2016
Value US$111,110.00 | Price 2.00 | Shares 55,555
Sale 24 Oct 2016
Value US$222,222.00 | Price 2.00 | Shares 111,111
Sale 20 Oct 2016
Value US$50,000.00 | Price 2.00 | Shares 25,000
Buy 13 Oct 2016
Value US$666,666.00 | Price 2.00 | Shares 333,333
Sale 7 Oct 2016
Value US$64,142.73 | Price 0.44 | Shares 146,111
Sale 29 Sep 2016
Value US$65,850.00 | Price 0.44 | Shares 150,000
Sale 29 Sep 2016
Value US$487.73 | Price 0.44 | Shares 1,111
Buy 25 Jul 2016
Value US$200,000.00 | Price 2.00 | Shares 100,000
Sale 25 Jul 2016
Value US$200,000.00 | Price 2.00 | Shares 100,000
Sale 25 Jul 2016
Value US$50,000.00 | Price 0.50 | Shares 100,000
Sale 23 Jun 2016
Value US$260,000.00 | Price 2.00 | Shares 130,000
Buy 23 Jun 2016
Value US$260,000.00 | Price 2.00 | Shares 130,000
Buy 20 Jun 2016
Value US$100,000.00 | Price 2.00 | Shares 50,000
Sale 15 Apr 2016
Value US$120,000.00 | Price 2.00 | Shares 60,000
Sale 21 Dec 2015
Value US$550,000.00 | Price 2.00 | Shares 275,000
Buy 21 Dec 2015
Value US$10,000.00 | Price 2.00 | Shares 5,000
Sale 21 Sep 2015
Value US$50,000.00 | Price 2.00 | Shares 25,000
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
2023-07-18 2023-07-14 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
93,120 -17.1%
462.70
US$1,241,333 		93,120 -17.1% 462.70 US$1,241,333
2023-04-17 2023-04-10 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
48,049 -4.0%
242.97
US$366,406 		48,049 -4.0% 242.97 US$366,406
2023-04-03 2023-03-24 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
14,018 -42.7%
103.81
US$1,683,531 		14,018 -42.7% 103.81 US$1,683,531
2022-12-27 2022-12-23 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
25,000 +1.4%
0.07
US$1,808 		25,000 +1.4% 0.07 US$1,808
2022-10-20 2022-10-17 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
5,000 +0.3%
0.16
US$795 		5,000 +0.3% 0.16 US$795
2022-09-06 2022-09-02 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
10,000 +0.6%
0.28
US$2,750 		10,000 +0.6% 0.28 US$2,750
2022-09-06 2022-09-02 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
10,000 +0.6%
0.26
US$2,580 		10,000 +0.6% 0.26 US$2,580
2022-07-19 2022-07-18 B Purchase
2.0
Yankowitz Bennett J.

CFO

Executive Director
10,000 +0.7%
0.18
US$1,800 		10,000 +0.7% 0.18 US$1,800
2022-07-18 2022-07-15 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
10,000 +0.6%
0.18
US$1,800 		10,000 +0.6% 0.18 US$1,800
2022-02-24 2022-02-24 B Purchase
2.0
Yankowitz Bennett J.

CFO

Executive Director
5,000 +0.3%
0.22
US$1,100 		5,000 +0.3% 0.22 US$1,100
2022-02-16 2022-02-16 B Purchase
2.0
Yankowitz Bennett J.

CFO

Executive Director
4,000 +0.3%
0.25
US$1,000 		4,000 +0.3% 0.25 US$1,000
2022-01-24 2022-01-24 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
34,041 +2.8%
0.22
US$7,489 		34,041 +2.8% 0.22 US$7,489
2022-01-24 2022-01-24 B Purchase
2.0
Yankowitz Bennett J.

CFO

Executive Director
4,000 +0.3%
0.22
US$892 		4,000 +0.3% 0.22 US$892
2022-01-05 2021-12-30 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
15,959 +1.4%
0.22
US$3,511 		15,959 +1.4% 0.22 US$3,511
2021-12-14 2021-12-14 B Purchase
2.0
Yankowitz Bennett J.

CFO

Executive Director
2,000 +0.1%
0.29
US$580 		2,000 +0.1% 0.29 US$580
2021-12-03 2021-12-03 B Purchase
2.0
Yankowitz Bennett J.

CFO

Executive Director
2,000 +0.1%
0.40
US$800 		2,000 +0.1% 0.40 US$800
2021-11-12 2021-11-11 B Purchase
2.0
Yankowitz Bennett J.

CFO

Executive Director
2,000 +0.1%
0.49
US$970 		2,000 +0.1% 0.49 US$970
2021-11-03 2021-11-02 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
5,000 +0.5%
0.55
US$2,750 		5,000 +0.5% 0.55 US$2,750
2021-11-03 2021-11-02 B Purchase
2.0
Yankowitz Bennett J.

CFO

Executive Director
6,000 +0.4%
0.52
US$3,133 		6,000 +0.4% 0.52 US$3,133
2021-10-14 2021-10-13 B Purchase
1.8
Jensen Peter Michael

CEO

Executive Director
5,000 +0.5%
1.00
US$5,000 		5,000 +0.5% 1.00 US$5,000
2021-06-17 2020-09-08 S Sale
Funk Gert

Chairman

Executive Director Large shareholder
115,000 -2.3%
1.00
US$115,000 		115,000 -2.3% 1.00 US$115,000
2020-07-24 2020-06-25 S Sale
1.9
Rouf Henrik
Large shareholder
200,000 -7.4%
25.00
US$5,000,000 		200,000 -7.4% 25.00 US$5,000,000
2020-07-24 2020-05-18 B Purchase
1.9
Rouf Henrik
Large shareholder
36,250 +1.4%
4.00
US$145,000 		36,250 +1.4% 4.00 US$145,000
2020-07-24 2020-05-04 S Sale
1.9
Rouf Henrik
Large shareholder
72,500 -2.6%
0.90
US$65,250 		72,500 -2.6% 0.90 US$65,250
2020-07-24 2020-02-28 S Sale
1.9
Rouf Henrik
Large shareholder
11,250 -0.4%
4.00
US$45,000 		11,250 -0.4% 4.00 US$45,000
2020-07-24 2020-01-14 S Sale
1.9
Rouf Henrik
Large shareholder
10,000 -0.4%
4.00
US$40,000 		10,000 -0.4% 4.00 US$40,000
2020-07-24 2020-01-14 S Sale
1.9
Rouf Henrik
Large shareholder
5,000 -0.2%
4.00
US$20,000 		5,000 -0.2% 4.00 US$20,000
2020-07-24 2019-12-20 S Sale
1.9
Rouf Henrik
Large shareholder
7,500 -0.3%
4.00
US$30,000 		7,500 -0.3% 4.00 US$30,000
2020-07-24 2019-10-23 S Sale
1.9
Rouf Henrik
Large shareholder
10,000 -0.4%
4.00
US$40,000 		10,000 -0.4% 4.00 US$40,000
2020-07-24 2019-09-16 S Sale
1.9
Rouf Henrik
Large shareholder
35,000 -1.2%
4.00
US$140,000 		35,000 -1.2% 4.00 US$140,000
2020-07-24 2019-07-19 S Sale
1.9
Rouf Henrik
Large shareholder
17,500 -0.6%
4.00
US$70,000 		17,500 -0.6% 4.00 US$70,000
2021-03-29 2019-05-31 B Purchase
Oerbekker Henrik
Large shareholder
17,500 +0.5%
4.00
US$70,000 		17,500 +0.5% 4.00 US$70,000
2020-07-24 2019-05-31 S Sale
1.9
Rouf Henrik
Large shareholder
17,500 -0.6%
4.00
US$70,000 		17,500 -0.6% 4.00 US$70,000
2021-03-29 2019-05-30 B Purchase
Oerbekker Henrik
Large shareholder
50,000 +1.5%
4.00
US$200,000 		50,000 +1.5% 4.00 US$200,000
2020-07-24 2019-05-22 S Sale
1.9
Rouf Henrik
Large shareholder
25,000 -0.9%
4.00
US$100,000 		25,000 -0.9% 4.00 US$100,000
2021-03-29 2018-02-21 B Purchase
Oerbekker Henrik
Large shareholder
10,000 +0.3%
1.00
US$10,000 		10,000 +0.3% 1.00 US$10,000
2018-07-25 2017-12-18 B Purchase Oerbekker Henrik Large shareholder
75,000 +9.0%
2.00
US$150,000 		75,000 +9.0% 2.00 US$150,000
2018-07-25 2017-12-18 S Sale Oerbekker Henrik Large shareholder
150,000 -15.3%
2.00
US$300,000 		150,000 -15.3% 2.00 US$300,000
2018-07-25 2017-12-18 S Sale Rouf Henrik Large shareholder
75,000 -16.7%
2.00
US$150,000 		75,000 -16.7% 2.00 US$150,000
2018-07-25 2017-12-15 S Sale Rouf Henrik Large shareholder
20,000 -4.3%
1.00
US$20,000 		20,000 -4.3% 1.00 US$20,000
2018-07-25 2017-12-12 S Sale Oerbekker Henrik Large shareholder
68,750 -6.6%
2.00
US$137,500 		68,750 -6.6% 2.00 US$137,500
2018-07-25 2017-12-12 B Purchase Oerbekker Henrik Large shareholder
34,375 +3.4%
2.00
US$68,750 		34,375 +3.4% 2.00 US$68,750
2018-07-25 2017-12-12 S Sale Rouf Henrik Large shareholder
34,375 -6.8%
2.00
US$68,750 		34,375 -6.8% 2.00 US$68,750
2018-07-25 2017-12-07 S Sale Rouf Henrik Large shareholder
10,000 -1.7%
2.00
US$20,000 		10,000 -1.7% 2.00 US$20,000
2018-07-25 2017-12-06 B Purchase Oerbekker Henrik Large shareholder
95,000 +10.3%
2.00
US$190,000 		95,000 +10.3% 2.00 US$190,000
2018-07-25 2017-12-06 B Purchase Oerbekker Henrik Large shareholder
45,000 +5.1%
2.00
US$90,000 		45,000 +5.1% 2.00 US$90,000
2018-07-25 2017-12-06 S Sale Rouf Henrik Large shareholder
95,000 -14.2%
2.00
US$190,000 		95,000 -14.2% 2.00 US$190,000
2018-07-25 2017-12-06 S Sale Rouf Henrik Large shareholder
45,000 -6.3%
2.00
US$90,000 		45,000 -6.3% 2.00 US$90,000
2018-07-25 2017-01-14 B Purchase Oerbekker Henrik Large shareholder
12,500 +1.5%
2.00
US$25,000 		12,500 +1.5% 2.00 US$25,000
2018-07-25 2017-01-04 S Sale Rouf Henrik Large shareholder
12,500 -1.5%
2.00
US$25,000 		12,500 -1.5% 2.00 US$25,000
2018-07-25 2016-12-15 S Sale Oerbekker Henrik Large shareholder
10,000 -1.1%
2.00
US$20,000 		10,000 -1.1% 2.00 US$20,000
2018-07-25 2016-12-15 S Sale Oerbekker Henrik Large shareholder
25,555 -2.8%
2.00
US$51,110 		25,555 -2.8% 2.00 US$51,110
2018-07-25 2016-10-24 B Purchase Oerbekker Henrik Large shareholder
55,555 +6.6%
2.00
US$111,110 		55,555 +6.6% 2.00 US$111,110
2018-07-25 2016-10-24 B Purchase Oerbekker Henrik Large shareholder
111,111 +15.2%
2.00
US$222,222 		111,111 +15.2% 2.00 US$222,222
2018-07-25 2016-10-24 S Sale Rouf Henrik Large shareholder
55,555 -6.1%
2.00
US$111,110 		55,555 -6.1% 2.00 US$111,110
2018-07-25 2016-10-24 S Sale Rouf Henrik Large shareholder
111,111 -10.9%
2.00
US$222,222 		111,111 -10.9% 2.00 US$222,222
2018-07-25 2016-10-20 S Sale Oerbekker Henrik Large shareholder
25,000 -3.3%
2.00
US$50,000 		25,000 -3.3% 2.00 US$50,000
2018-07-25 2016-10-13 B Purchase Rouf Henrik Large shareholder
333,333 +48.3%
2.00
US$666,666 		333,333 +48.3% 2.00 US$666,666
2018-07-25 2016-10-07 S Sale Rouf Henrik Large shareholder
146,111 -17.5%
0.44
US$64,143 		146,111 -17.5% 0.44 US$64,143
2018-07-25 2016-09-29 S Sale Oerbekker Henrik Large shareholder
150,000 -16.6%
0.44
US$65,850 		150,000 -16.6% 0.44 US$65,850
2018-07-25 2016-09-29 S Sale Oerbekker Henrik Large shareholder
1,111 -0.1%
0.44
US$488 		1,111 -0.1% 0.44 US$488
2018-07-25 2016-07-25 B Purchase Oerbekker Henrik Large shareholder
100,000 +12.4%
2.00
US$200,000 		100,000 +12.4% 2.00 US$200,000
2018-07-25 2016-07-25 S Sale Rouf Henrik Large shareholder
100,000 -10.7%
2.00
US$200,000 		100,000 -10.7% 2.00 US$200,000
2018-07-25 2016-07-25 S Sale Rouf Henrik Large shareholder
100,000 -9.6%
0.50
US$50,000 		100,000 -9.6% 0.50 US$50,000
2018-07-25 2016-06-23 S Sale Oerbekker Henrik Large shareholder
130,000 -13.9%
2.00
US$260,000 		130,000 -13.9% 2.00 US$260,000
2018-07-25 2016-06-23 B Purchase Rouf Henrik Large shareholder
130,000 +14.3%
2.00
US$260,000 		130,000 +14.3% 2.00 US$260,000
2018-07-25 2016-06-20 B Purchase Rouf Henrik Large shareholder
50,000 +5.8%
2.00
US$100,000 		50,000 +5.8% 2.00 US$100,000
2018-07-25 2016-04-15 S Sale Rouf Henrik Large shareholder
60,000 -6.5%
2.00
US$120,000 		60,000 -6.5% 2.00 US$120,000
2018-07-25 2015-12-21 S Sale Oerbekker Henrik Large shareholder
275,000 -22.7%
2.00
US$550,000 		275,000 -22.7% 2.00 US$550,000
2018-07-25 2015-12-21 B Purchase Rouf Henrik Large shareholder
5,000 +0.5%
2.00
US$10,000 		5,000 +0.5% 2.00 US$10,000
2018-07-25 2015-09-21 S Sale Rouf Henrik Large shareholder
25,000 -2.5%
2.00
US$50,000 		25,000 -2.5% 2.00 US$50,000
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