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Ken Thompson

Track

Insider profile

Currently holds positions in Alaska Air Group Inc, Coeur Mining Inc and Tetra Tech Inc

Performance

Overall performance
3.2
Performance over holding periods
4.2
30 days 90 days 120 days
Average return -2% 8.2% 15.1%
Success rate 42% 68% 82%
Transactions
26 19% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Performance for realised trades
4.4
Average return 110%
Success rate 73%
Average holding period 220
Transactions 28
Ranking by realised performance

Positions

Position Company Period
Independent Director Alaska Air Group Inc Oct. 28, 1999 -
Independent Director Coeur Mining Inc Jan. 1, 2002 -
Presiding Independent Director Tetra Tech Inc Jan. 1, 2019 -
Independent Director Tetra Tech Inc April 1, 2007 - Jan. 1, 2019
Ken Thompson's trades of Coeur Mining Inc's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2025-08-13 2025-08-12
S Sale
42,750 -5.4%
489.37
US$1,845,429 		42,750 -5.4% 489.37 US$1,845,429
2025-08-12 2025-08-12
PrS Proposed sale
47,905
365.00
US$1,917,782 		47,905 365.00 US$1,917,782
2024-03-19 2024-03-15
S Sale
95,127 -27.0%
161.91
US$2,535,040 		95,127 -27.0% 161.91 US$2,535,040
2024-03-15 2024-03-15
PrS Proposed sale
1,000
250.00
US$250,000 		1,000 250.00 US$250,000
2024-02-16 2024-02-14
S Sale
3,500 -24.2%
177.24
US$620,336 		3,500 -24.2% 177.24 US$620,336
2024-02-14 2024-02-14
PrS Proposed sale
3,500
177.24
US$620,336 		3,500 177.24 US$620,336
2024-02-07 2024-02-05
S Sale
8,400 -36.7%
165.00
US$1,386,000 		8,400 -36.7% 165.00 US$1,386,000
2024-02-05 2024-02-05
PrS Proposed sale
8,400
165.00
US$1,386,000 		8,400 165.00 US$1,386,000
2023-11-21 2023-11-20
S Sale
3,510 -20.8%
165.71
US$581,642 		3,510 -20.8% 165.71 US$581,642
2023-11-21 2023-11-20
S Sale
950 -5.3%
166.03
US$157,726 		950 -5.3% 166.03 US$157,726
2023-11-20 2023-11-20
PrS Proposed sale
4,460
165.78
US$739,369 		4,460 165.78 US$739,369
2023-06-14 2023-06-13
S Sale
2,500 -12.3%
156.21
US$390,525 		2,500 -12.3% 156.21 US$390,525
2023-06-13 2023-06-13
PrS Proposed sale
2,500
156.21
US$390,525 		2,500 156.21 US$390,525
2023-06-05 2023-06-02
S Sale
5,000 -19.7%
152.31
US$761,564 		5,000 -19.7% 152.31 US$761,564
2023-06-02 2023-06-02
PrS Proposed sale
5,000
152.31
US$761,565 		5,000 152.31 US$761,565
2023-03-13 2023-03-09
S Sale
3,500 -10.5%
48.58
US$170,017 		3,500 -10.5% 48.58 US$170,017
2023-03-08 2023-03-07
B Purchase
10,000 +4.5%
2.93
US$29,287 		10,000 +4.5% 2.93 US$29,287
2022-11-16 2022-11-14
S Sale
3,500 -13.1%
158.98
US$556,444 		3,500 -13.1% 158.98 US$556,444
2022-03-23 2022-03-21
S Sale
2,000 -12.3%
248.73
US$497,468 		2,000 -12.3% 248.73 US$497,468
2022-02-25 2022-02-23
S Sale
1,500 -8.4%
228.67
US$343,005 		1,500 -8.4% 228.67 US$343,005
2021-03-15 2021-03-12
S Sale
1,500 -8.7%
165.76
US$248,645 		1,500 -8.7% 165.76 US$248,645
2021-03-09 2021-03-08
S Sale
2,500 -6.7%
68.66
US$171,646 		2,500 -6.7% 68.66 US$171,646
2021-02-08 2021-02-05
S Sale
4,200 -14.7%
134.21
US$563,669 		4,200 -14.7% 134.21 US$563,669
2020-12-02 2020-11-30
S Sale
2,500 -9.3%
120.89
US$302,230 		2,500 -9.3% 120.89 US$302,230
2020-08-05 2020-08-03
S Sale
4,200 -15.0%
90.74
US$381,096 		4,200 -15.0% 90.74 US$381,096
2020-03-17 2020-03-16
B Purchase
10,000 +5.9%
2.61
US$26,100 		10,000 +5.9% 2.61 US$26,100
2020-03-10 2020-03-06
B Purchase
825 +66.0%
102.94
US$84,929 		825 +66.0% 102.94 US$84,929
2020-03-10 2020-03-06
B Purchase
175 +1.3%
102.73
US$17,978 		175 +1.3% 102.73 US$17,978
2020-02-05 2020-02-05
S Sale
8,000 -25.2%
89.77
US$718,171 		8,000 -25.2% 89.77 US$718,171
2019-05-21 2019-05-21
B Purchase
15,000 +11.1%
2.93
US$43,935 		15,000 +11.1% 2.93 US$43,935
2019-03-06 2019-03-05
S Sale
5,474 -20.9%
60.00
US$328,440 		5,474 -20.9% 60.00 US$328,440
2019-03-06 2019-03-04
S Sale
2,526 -10.9%
60.00
US$151,560 		2,526 -10.9% 60.00 US$151,560
2019-02-08 2019-02-06
S Sale
8,000 -27.9%
55.24
US$441,923 		8,000 -27.9% 55.24 US$441,923