Stock chart
Ticker: GLSI Exchange: NAS


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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
2025-04-08 2025-04-07 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.1%
9.10
USD 32,760
1,000 +0.1% 9.10 USD 100,000
2025-04-07 2025-04-04 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.1%
8.73
USD 48,015
1,000 +0.1% 8.73 USD 100,000
2025-01-13 2025-01-10 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,500 +0.0%
12.51
USD 31,275
2,500 +0.0% 12.51 USD 31,275
2025-01-08 2025-01-07 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,800 +0.0%
13.75
USD 24,750
1,800 +0.0% 13.75 USD 24,750
2025-01-08 2025-01-06 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,100 +0.0%
13.31
USD 14,641
1,100 +0.0% 13.31 USD 14,641
2025-01-07 2025-01-03 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
3,400 +0.1%
12.95
USD 44,030
3,400 +0.1% 12.95 USD 44,030
2025-01-06 2025-01-02 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.0%
11.97
USD 23,940
2,000 +0.0% 11.97 USD 23,940
2025-01-03 2024-12-31 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,400 +0.0%
11.36
USD 27,264
2,400 +0.0% 11.36 USD 27,264
2025-01-02 2024-12-30 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
3,200 +0.1%
11.12
USD 35,584
3,200 +0.1% 11.12 USD 35,584
2024-11-25 2024-11-21 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
1,000 +0.4%
12.91
USD 12,910
1,000 +0.4% 12.91 USD 12,910
2024-09-30 2024-09-26 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,500 +0.0%
14.63
USD 21,945
1,500 +0.0% 14.63 USD 21,945
2024-09-16 2024-08-12 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
800 +0.3%
13.85
USD 11,080
800 +0.3% 13.85 USD 11,080
2024-08-08 2024-08-06 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.0%
13.81
USD 27,620
2,000 +0.0% 13.81 USD 27,620
2024-08-07 2024-08-05 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
5,500 +0.1%
13.18
USD 72,490
5,500 +0.1% 13.18 USD 72,490
2024-08-05 2024-08-02 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
1,000 +0.4%
15.15
USD 15,150
1,000 +0.4% 15.15 USD 15,150
2024-07-24 2024-07-23 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,500 +0.0%
15.89
USD 23,835
1,500 +0.0% 15.89 USD 23,835
2024-07-22 2024-07-18 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
1,000 +0.4%
16.00
USD 16,000
1,000 +0.4% 16.00 USD 16,000
2024-06-17 2024-06-13 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
174,825 +3.3%
14.30
USD 2,499,998
174,825 +3.3% 14.30 USD 2,499,998
2024-04-03 2024-04-01 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
3,000 +0.1%
19.08
USD 57,240
3,000 +0.1% 19.08 USD 57,240
2024-03-26 2024-03-22 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,500 +0.0%
19.98
USD 49,950
2,500 +0.0% 19.98 USD 49,950
2024-03-22 2024-03-20 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,500 +0.0%
17.68
USD 26,520
1,500 +0.0% 17.68 USD 26,520
2024-03-07 2024-03-05 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
30,500 +0.6%
12.49
USD 380,945
30,500 +0.6% 12.49 USD 380,945
2024-03-06 2024-03-04 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
4,100 +0.1%
13.03
USD 53,423
4,100 +0.1% 13.03 USD 53,423
2024-02-21 2024-02-16 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
10,800 +0.2%
11.16
USD 120,528
10,800 +0.2% 11.16 USD 120,528
2024-02-20 2024-02-15 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
12,700 +0.2%
11.07
USD 140,589
12,700 +0.2% 11.07 USD 140,589
2023-11-14 2023-11-10 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
5,000 +0.1%
10.17
USD 50,838
5,000 +0.1% 10.17 USD 50,838
2023-11-07 2023-11-03 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
3,500 +0.1%
9.11
USD 31,885
3,500 +0.1% 9.11 USD 31,885
2023-10-31 2023-10-27 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
500 +0.2%
8.57
USD 4,285
500 +0.2% 8.57 USD 4,285
2023-10-30 2023-10-26 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,500 +0.0%
7.97
USD 19,925
2,500 +0.0% 7.97 USD 19,925
2023-10-27 2023-10-25 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,500 +0.0%
7.91
USD 19,775
2,500 +0.0% 7.91 USD 19,775
2023-10-12 2023-10-10 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
9.07
USD 9,070
1,000 +0.0% 9.07 USD 9,070
2023-10-05 2023-10-04 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.0%
8.63
USD 17,260
2,000 +0.0% 8.63 USD 17,260
2023-09-28 2023-09-26 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
600 +0.2%
8.71
USD 5,226
600 +0.2% 8.71 USD 5,226
2023-09-21 2023-09-19 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
4,000 +0.1%
8.95
USD 35,800
4,000 +0.1% 8.95 USD 35,800
2023-09-13 2023-09-11 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
9.48
USD 9,480
1,000 +0.0% 9.48 USD 9,480
2023-08-24 2023-08-22 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
9.97
USD 9,970
1,000 +0.0% 9.97 USD 9,970
2023-08-08 2023-08-04 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.0%
10.55
USD 21,100
2,000 +0.0% 10.55 USD 21,100
2023-07-25 2023-07-21 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
9.20
USD 9,200
1,000 +0.0% 9.20 USD 9,200
2023-07-17 2023-07-13 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
9.49
USD 2,373
250 +0.1% 9.49 USD 2,373
2023-05-18 2023-05-17 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
11.69
USD 11,690
1,000 +0.0% 11.69 USD 11,690
2023-05-02 2023-04-28 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
11.22
USD 2,805
250 +0.1% 11.22 USD 2,805
2023-04-21 2023-04-19 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
7,000 +0.1%
11.10
USD 77,700
7,000 +0.1% 11.10 USD 77,700
2023-04-20 2023-04-18 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.0%
11.12
USD 22,240
2,000 +0.0% 11.12 USD 22,240
2023-04-12 2023-04-11 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
5,000 +0.1%
12.42
USD 62,100
5,000 +0.1% 12.42 USD 62,100
2023-04-12 2023-04-11 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
1,000 +0.4%
11.87
USD 11,870
1,000 +0.4% 11.87 USD 11,870
2023-03-16 2023-03-15 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
12.71
USD 3,178
250 +0.1% 12.71 USD 3,178
2023-03-13 2023-03-10 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
12.12
USD 12,120
1,000 +0.0% 12.12 USD 12,120
2023-02-28 2023-02-24 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
15.40
USD 3,849
250 +0.1% 15.40 USD 3,849
2023-02-22 2023-02-17 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
600 +0.0%
16.53
USD 9,918
600 +0.0% 16.53 USD 9,918
2023-02-14 2023-02-10 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
18.68
USD 18,680
1,000 +0.0% 18.68 USD 18,680
2023-02-07 2023-02-03 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
20.84
USD 5,210
250 +0.1% 20.84 USD 5,210
2023-01-31 2023-01-27 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.1%
19.35
USD 38,700
2,000 +0.1% 19.35 USD 38,700
2023-01-30 2023-01-27 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
19.20
USD 4,800
250 +0.1% 19.20 USD 4,800
2023-01-24 2023-01-20 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,500 +0.1%
17.37
USD 26,055
1,500 +0.1% 17.37 USD 26,055
2023-01-17 2023-01-13 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
16.50
USD 4,125
250 +0.1% 16.50 USD 4,125
2023-01-10 2023-01-06 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,500 +0.1%
15.18
USD 22,770
1,500 +0.1% 15.18 USD 22,770
2023-01-03 2022-12-29 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
4,000 +0.1%
15.19
USD 60,760
4,000 +0.1% 15.19 USD 60,760
2022-12-20 2022-12-16 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
12.94
USD 3,235
250 +0.1% 12.94 USD 3,235
2022-12-20 2022-12-16 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
13.01
USD 13,010
1,000 +0.0% 13.01 USD 13,010
2022-12-13 2022-12-09 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.1%
13.11
USD 26,220
2,000 +0.1% 13.11 USD 26,220
2022-12-06 2022-12-02 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
13.84
USD 13,840
1,000 +0.0% 13.84 USD 13,840
2022-12-06 2022-12-02 B Purchase

Thompson Jaye

VP Clinical Reg Affairs

Officer
250 +0.1%
13.98
USD 3,495
250 +0.1% 13.98 USD 3,495
2022-11-04 2022-11-02 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.1%
8.79
USD 17,580
2,000 +0.1% 8.79 USD 17,580
2022-10-17 2022-10-14 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
3,000 +0.1%
9.75
USD 29,250
3,000 +0.1% 9.75 USD 29,250
2022-10-11 2022-10-07 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
2,000 +0.1%
9.72
USD 19,440
2,000 +0.1% 9.72 USD 19,440
2022-10-04 2022-09-30 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
9.46
USD 9,460
1,000 +0.0% 9.46 USD 9,460
2022-10-03 2022-09-29 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
1,000 +0.0%
9.23
USD 9,230
1,000 +0.0% 9.23 USD 9,230
2022-06-27 2022-06-24 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
6,465 +0.2%
9.13
USD 59,025
6,465 +0.2% 9.13 USD 59,025
2022-06-27 2022-06-24 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
22,535 +0.8%
9.13
USD 205,745
22,535 +0.8% 9.13 USD 205,745
2022-06-17 2022-06-16 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
8,000 +0.3%
7.13
USD 57,040
8,000 +0.3% 7.13 USD 57,040
2022-06-15 2022-06-14 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
12,000 +0.5%
7.91
USD 94,920
12,000 +0.5% 7.91 USD 94,920
2022-06-13 2022-06-10 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
12,000 +0.5%
8.33
USD 99,960
12,000 +0.5% 8.33 USD 99,960
2022-06-10 2022-06-09 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
4,500 +0.4%
10.90
USD 49,050
4,500 +0.4% 10.90 USD 49,050
2022-06-08 2022-06-07 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
6,000 +0.5%
8.55
USD 51,300
6,000 +0.5% 8.55 USD 51,300
2022-06-06 2022-06-03 B Purchase

Patel Snehal

CEO and CFO

Executive Director Large shareholder
9,250 +0.8%
8.35
USD 77,238
9,250 +0.8% 8.35 USD 77,238
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