Stock chart
Ticker: GRF Exchange: ASE


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned 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
2025-04-11 2025-04-10 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,000 +0.7%
9.20
USD 12,990
1,000 +0.7% 9.20 USD 100,000
2025-04-11 2025-04-09 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,000 +2.0%
9.61
USD 36,071
1,000 +2.0% 9.61 USD 100,000
2024-12-05 2024-12-04 B Purchase

SIMS LUKE E

President & CEO

Executive Director
1,000 +0.4%
9.68
USD 9,675
1,000 +0.4% 9.68 USD 9,675
2024-12-05 2024-12-04 B Purchase

SIMS LUKE E

President & CEO

Executive Director
5,000 +1.8%
9.75
USD 48,750
5,000 +1.8% 9.75 USD 48,750
2024-10-03 2024-10-01 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
4,069 +2.2%
9.75
USD 39,673
4,069 +2.2% 9.75 USD 39,673
2024-09-10 2024-09-06 B Purchase

SIMS LUKE E

President & CEO

Executive Director
2,000 +0.7%
9.58
USD 19,160
2,000 +0.7% 9.58 USD 19,160
2024-09-10 2024-09-06 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,546 +6.5%
9.62
USD 14,873
1,546 +6.5% 9.62 USD 14,873
2024-05-24 2024-05-17 B Purchase

Bilkie Robert M

Non-Executive Director
600 +100.0%
9.29
USD 5,574
600 +100.0% 9.29 USD 5,574
2024-02-23 2024-02-22 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.8%
9.19
USD 45,950
5,000 -1.8% 9.19 USD 45,950
2024-02-23 2024-02-22 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
5,133 +2.8%
9.19
USD 47,172
5,133 +2.8% 9.19 USD 47,172
2023-08-30 2023-08-28 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
25 +0.1%
8.86
USD 222
25 +0.1% 8.86 USD 222
2023-08-30 2023-08-28 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,250 +5.5%
8.81
USD 11,013
1,250 +5.5% 8.81 USD 11,013
2023-08-30 2023-08-28 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
20 +0.0%
8.86
USD 177
20 +0.0% 8.86 USD 177
2023-08-30 2023-08-28 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
6,325 +3.6%
8.88
USD 56,166
6,325 +3.6% 8.88 USD 56,166
2023-08-30 2023-08-28 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.8%
8.88
USD 44,400
5,000 -1.8% 8.88 USD 44,400
2023-05-12 2023-05-10 S Sale

SIMS LUKE E

President & CEO

Executive Director
285,271 -50.0%
8.50
USD 2,424,804
285,271 -50.0% 8.50 USD 2,424,804
2023-05-12 2023-05-10 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,175 +5.5%
8.48
USD 9,964
1,175 +5.5% 8.48 USD 9,964
2023-05-12 2023-05-10 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
3,775 +2.2%
8.50
USD 32,088
3,775 +2.2% 8.50 USD 32,088
2024-02-13 2023-05-09 B Purchase

Zalenko Neal F.

Non-Executive Director
5,400 +80.8%
8.47
USD 45,738
5,400 +80.8% 8.47 USD 45,738
2023-02-24 2023-02-23 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,668 +8.4%
8.33
USD 13,894
1,668 +8.4% 8.33 USD 13,894
2023-02-24 2023-02-23 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,896 +1.1%
8.33
USD 15,794
1,896 +1.1% 8.33 USD 15,794
2023-02-24 2023-02-22 B Purchase

Tyler Donald G

Non-Executive Director
1,894 +17.4%
8.27
USD 15,663
1,894 +17.4% 8.27 USD 15,663
2023-01-19 2023-01-17 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
5,000 +3.0%
8.65
USD 43,250
5,000 +3.0% 8.65 USD 43,250
2022-12-29 2022-12-28 B Purchase

Tyler Donald G

Non-Executive Director
130 +1.2%
8.45
USD 1,099
130 +1.2% 8.45 USD 1,099
2022-09-09 2022-09-08 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
5,000 +3.1%
8.15
USD 40,750
5,000 +3.1% 8.15 USD 40,750
2022-09-09 2022-09-08 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
667 +0.4%
8.02
USD 5,349
667 +0.4% 8.02 USD 5,349
2022-08-03 2022-08-02 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.7%
8.59
USD 42,950
5,000 -1.7% 8.59 USD 42,950
2022-08-03 2022-08-02 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
6,000 +4.0%
8.59
USD 51,540
6,000 +4.0% 8.59 USD 51,540
2022-03-14 2022-03-10 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.7%
9.30
USD 46,500
5,000 -1.7% 9.30 USD 46,500
2022-03-14 2022-03-10 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
3,898 +24.6%
9.30
USD 36,251
3,898 +24.6% 9.30 USD 36,251
2022-03-14 2022-03-10 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,304 +0.9%
9.30
USD 12,127
1,304 +0.9% 9.30 USD 12,127
2021-11-05 2021-11-04 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,117 +0.7%
9.75
USD 10,891
1,117 +0.7% 9.75 USD 10,891
2021-11-05 2021-11-04 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
455 +0.3%
9.73
USD 4,427
455 +0.3% 9.73 USD 4,427
2021-11-05 2021-11-03 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
778 +0.5%
9.65
USD 7,508
778 +0.5% 9.65 USD 7,508
2021-11-05 2021-11-03 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,000 +0.7%
9.64
USD 9,640
1,000 +0.7% 9.64 USD 9,640
2021-11-05 2021-11-03 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,777 +1.2%
9.54
USD 16,953
1,777 +1.2% 9.54 USD 16,953
2021-05-04 2021-04-30 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.6%
8.73
USD 43,656
5,000 -1.6% 8.73 USD 43,656
2021-04-29 2021-04-27 B Purchase

Allen Jason W.

Non-Executive Director
680 +inf%
8.79
USD 5,978
680 +inf% 8.79 USD 5,978
2021-01-22 2021-01-20 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
5,000 +3.9%
8.01
USD 40,050
5,000 +3.9% 8.01 USD 40,050
2021-01-22 2021-01-20 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.6%
8.02
USD 40,100
5,000 -1.6% 8.02 USD 40,100
2020-07-28 2020-07-27 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
3,873 +3.1%
6.85
USD 26,530
3,873 +3.1% 6.85 USD 26,530
2020-05-26 2020-05-21 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
8,255 +108.5%
6.69
USD 55,226
8,255 +108.5% 6.69 USD 55,226
2020-05-26 2020-05-21 S Sale

SIMS LUKE E

President & CEO

Executive Director
4,100 -1.3%
6.69
USD 27,429
4,100 -1.3% 6.69 USD 27,429
2020-05-20 2020-05-18 S Sale

SIMS LUKE E

President & CEO

Executive Director
900 -0.3%
7.00
USD 6,300
900 -0.3% 7.00 USD 6,300
2020-03-13 2020-03-12 B Purchase

Tyler Donald G

Non-Executive Director
176 +2.2%
6.59
USD 1,160
176 +2.2% 6.59 USD 1,160
2020-03-13 2020-03-12 B Purchase

Tyler Donald G

Non-Executive Director
1,824 +30.1%
6.60
USD 12,038
1,824 +30.1% 6.60 USD 12,038
2020-03-03 2020-02-28 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
2,600 +2.1%
7.03
USD 18,276
2,600 +2.1% 7.03 USD 18,276
2020-01-30 2020-01-29 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,300 +1.1%
7.84
USD 10,192
1,300 +1.1% 7.84 USD 10,192
2020-01-30 2020-01-29 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.5%
7.84
USD 39,200
5,000 -1.5% 7.84 USD 39,200
2019-09-16 2019-09-16 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
750 +0.7%
7.88
USD 5,914
750 +0.7% 7.88 USD 5,914
2019-09-16 2019-09-16 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,655 +1.5%
7.97
USD 13,195
1,655 +1.5% 7.97 USD 13,195
2019-09-16 2019-09-16 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
3,445 +3.2%
7.95
USD 27,392
3,445 +3.2% 7.95 USD 27,392
2019-09-16 2019-09-13 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,400 +1.3%
7.99
USD 11,186
1,400 +1.3% 7.99 USD 11,186
2019-08-14 2019-08-14 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
100 +0.1%
7.68
USD 768
100 +0.1% 7.68 USD 768
2019-08-14 2019-08-13 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
2,989 +2.9%
7.82
USD 23,361
2,989 +2.9% 7.82 USD 23,361
2019-08-07 2019-08-05 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,300 +1.3%
7.75
USD 10,073
1,300 +1.3% 7.75 USD 10,073
2019-06-12 2019-06-11 S Sale

SIMS LUKE E

President & CEO

Executive Director
2,800 -0.9%
7.66
USD 21,448
2,800 -0.9% 7.66 USD 21,448
2019-06-12 2019-06-10 S Sale

SIMS LUKE E

President & CEO

Executive Director
700 -0.2%
7.78
USD 5,446
700 -0.2% 7.78 USD 5,446
2019-06-12 2019-06-10 S Sale

SIMS LUKE E

President & CEO

Executive Director
1,500 -0.5%
7.81
USD 11,715
1,500 -0.5% 7.81 USD 11,715
2018-10-12 2018-10-11 S Sale

SIMS LUKE E

President & CEO

Executive Director
2,713 -0.8%
7.45
USD 20,212
2,713 -0.8% 7.45 USD 20,212
2018-10-12 2018-10-11 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,100 +1.2%
7.52
USD 8,267
1,100 +1.2% 7.52 USD 8,267
2018-10-12 2018-10-11 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
1,600 +1.7%
7.54
USD 12,068
1,600 +1.7% 7.54 USD 12,068
2018-10-12 2018-10-11 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
2,382 +2.6%
7.60
USD 18,103
2,382 +2.6% 7.60 USD 18,103
2018-10-12 2018-10-10 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
3,335 +3.8%
7.57
USD 25,238
3,335 +3.8% 7.57 USD 25,238
2018-11-16 2018-08-30 S Sale

SCHMELTZ PEGGY L

Non-Executive Director
300 -0.6%
7.92
USD 2,376
300 -0.6% 7.92 USD 2,376
2018-11-16 2018-07-30 S Sale

SCHMELTZ PEGGY L

Non-Executive Director
2 -0.0%
8.00
USD 16
2 -0.0% 8.00 USD 16
2018-11-16 2018-07-23 S Sale

SCHMELTZ PEGGY L

Non-Executive Director
200 -0.4%
7.87
USD 1,573
200 -0.4% 7.87 USD 1,573
2018-11-16 2018-07-11 S Sale

SCHMELTZ PEGGY L

Non-Executive Director
300 -0.6%
8.07
USD 2,421
300 -0.6% 8.07 USD 2,421
2018-07-11 2018-07-09 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.5%
7.97
USD 39,856
5,000 -1.5% 7.97 USD 39,856
2017-09-12 2017-09-11 S Sale

SIMS LUKE E

President & CEO

Executive Director
5,000 -1.5%
7.80
USD 39,000
5,000 -1.5% 7.80 USD 39,000
2017-09-12 2017-09-11 B Purchase

Sims David C

CFO, CCO, Secretary, Treasurer

Executive Director
5,175 +6.4%
7.80
USD 40,365
5,175 +6.4% 7.80 USD 40,365
2017-03-09 2017-03-08 B Purchase

SIMS LUKE E

President & CEO

Executive Director
4,050 +1.3%
7.17
USD 29,039
4,050 +1.3% 7.17 USD 29,039
2017-03-09 2017-03-08 B Purchase

SIMS LUKE E

President & CEO

Executive Director
1,600 +0.5%
7.15
USD 11,440
1,600 +0.5% 7.15 USD 11,440
2017-03-09 2017-03-07 B Purchase

SIMS LUKE E

President & CEO

Executive Director
3,900 +1.2%
7.05
USD 27,495
3,900 +1.2% 7.05 USD 27,495
2017-03-09 2017-03-07 B Purchase

SIMS LUKE E

President & CEO

Executive Director
400 +0.1%
7.04
USD 2,816
400 +0.1% 7.04 USD 2,816
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