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Winston Churchill

Track

Insider profile

Currently holds positions in Innovative Solutions and Support Inc, Recro Pharma Inc and Amkor Technology Inc

Performance

Overall performance
3.7
Performance over holding periods
4.2
30 days 90 days 120 days
Average return 7% 8.2% 15.1%
Success rate 75% 68% 82%
Transactions
278 90% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Performance for realised trades
4.4
Average return 217%
Success rate 73%
Average holding period 220
Transactions 28
Ranking by realised performance

Positions

Position Company Period
Independent Director Innovative Solutions and Support Inc Jan. 1, 1990 -
Independent Director Recro Pharma Inc Jan. 1, 2008 -
Lead Independent Director Amkor Technology Inc Aug. 1, 2013 -
Independent Director Griffin Industrial Realty Inc April 1, 1997 - May 10, 2016
Independent Chairman of the Board Cyalume Technologies Holdings Inc Dec. 19, 2008 - Aug. 6, 2014
Independent Director Amkor Technology Inc July 1, 1998 - Aug. 1, 2013
Winston Churchill's trades of Amkor Technology 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
2026-06-16 2026-06-12
S Sale
86,685 +15.6%
434.98
US$4,379,998 		86,685 +15.6% 434.98 US$4,379,998
2026-06-12 2026-06-12
PrS Proposed sale
1,038
113.87
US$1,020,106 		1,038 113.87 US$1,020,106
2026-05-07 2026-05-05
S Sale
70,927 -7.6%
304.59
US$2,479,014 		70,927 -7.6% 304.59 US$2,479,014
2026-05-05 2026-05-05
PrS Proposed sale
7,000
76.45
US$535,136 		7,000 76.45 US$535,136
2025-12-17 2025-12-15
S Sale
5,000 -16.2%
44.29
US$221,450 		5,000 -16.2% 44.29 US$221,450
2025-12-15 2025-12-15
PrS Proposed sale
5,000
44.29
US$221,427 		5,000 44.29 US$221,427
2024-08-29 2024-08-27
S Sale
20,000 -50.2%
32.97
US$659,400 		20,000 -50.2% 32.97 US$659,400
2024-08-27 2024-08-27
PrS Proposed sale
20,000
32.97
US$659,468 		20,000 32.97 US$659,468
2024-03-08 2024-03-07
S Sale
11,903 -51.3%
36.20
US$430,889 		11,903 -51.3% 36.20 US$430,889
2024-03-07 2024-03-07
PrS Proposed sale
11,903
36.20
US$430,923 		11,903 36.20 US$430,923
2023-08-28 2023-08-28
B Purchase
62,500 +26.1%
0.40
US$25,000 		62,500 +26.1% 0.40 US$25,000
2023-06-14 2023-06-13
S Sale
3,499 -26.9%
6.90
US$24,143 		3,499 -26.9% 6.90 US$24,143
2023-06-13 2023-06-13
PrS Proposed sale
3,499
6.90
US$24,143 		3,499 6.90 US$24,143
2023-06-06 2023-06-06
PrS Proposed sale
14
6.90
US$97 		14 6.90 US$97
2023-06-06 2023-06-06
S Sale
14 -0.1%
6.90
US$97 		14 -0.1% 6.90 US$97
2023-06-06 2023-06-05
S Sale
1,556 -10.7%
6.90
US$10,736 		1,556 -10.7% 6.90 US$10,736
2023-06-05 2023-06-05
PrS Proposed sale
1,556
6.90
US$10,736 		1,556 6.90 US$10,736
2023-05-30 2023-05-19
S Sale
900 -5.8%
7.00
US$6,304 		900 -5.8% 7.00 US$6,304
2023-05-19 2023-05-19
PrS Proposed sale
900
7.00
US$6,304 		900 7.00 US$6,304
2023-05-30 2023-05-18
S Sale
80 -0.5%
7.00
US$560 		80 -0.5% 7.00 US$560
2023-05-18 2023-05-18
PrS Proposed sale
80
7.00
US$560 		80 7.00 US$560
2023-05-30 2023-05-17
S Sale
300 -1.9%
7.00
US$2,100 		300 -1.9% 7.00 US$2,100
2023-05-17 2023-05-17
PrS Proposed sale
300
7.00
US$2,100 		300 7.00 US$2,100
2023-02-17 2023-02-16
S Sale
20,000 -58.1%
27.29
US$545,800 		20,000 -58.1% 27.29 US$545,800
2022-12-09 2022-12-07
S Sale
20,000 -58.1%
26.00
US$520,000 		20,000 -58.1% 26.00 US$520,000
2021-12-01 2021-11-29
S Sale
20,000 -58.1%
22.42
US$448,400 		20,000 -58.1% 22.42 US$448,400
2021-06-08 2021-06-07
B Purchase
10,000 +6.8%
0.78
US$7,848 		10,000 +6.8% 0.78 US$7,848
2021-06-08 2021-06-07
B Purchase
15,000 +11.3%
0.78
US$11,661 		15,000 +11.3% 0.78 US$11,661
2021-06-03 2021-06-02
S Sale
2,700 -61.5%
5.54
US$14,958 		2,700 -61.5% 5.54 US$14,958
2021-06-03 2021-06-01
S Sale
7,300 -62.4%
5.51
US$40,223 		7,300 -62.4% 5.51 US$40,223
2021-03-11 2021-03-10
S Sale
24,936 -68.1%
6.01
US$149,865 		24,936 -68.1% 6.01 US$149,865
2021-03-11 2021-03-10
S Sale
200 -0.5%
6.36
US$1,272 		200 -0.5% 6.36 US$1,272
2021-02-16 2021-02-12
S Sale
8,207 -32.0%
24.21
US$198,691 		8,207 -32.0% 24.21 US$198,691
2020-12-17 2020-12-17
S Sale
15,202 -33.7%
7.76
US$117,908 		15,202 -33.7% 7.76 US$117,908
2020-12-17 2020-12-16
S Sale
1,400 -3.0%
7.76
US$10,861 		1,400 -3.0% 7.76 US$10,861
2020-12-17 2020-12-16
S Sale
10,251 -18.0%
7.99
US$81,884 		10,251 -18.0% 7.99 US$81,884
2020-05-27 2020-05-27
S Sale
3,673 -6.1%
5.03
US$18,481 		3,673 -6.1% 5.03 US$18,481
2020-05-27 2020-05-26
S Sale
14,327 -19.2%
5.04
US$72,191 		14,327 -19.2% 5.04 US$72,191
2020-05-27 2020-05-22
S Sale
1,700 -2.2%
5.03
US$8,550 		1,700 -2.2% 5.03 US$8,550
2020-05-27 2020-05-21
S Sale
300 -0.4%
5.00
US$1,501 		300 -0.4% 5.00 US$1,501
2020-03-30 2020-03-26
B Purchase
6,500 +inf%
2.28
US$14,820 		6,500 +inf% 2.28 US$14,820
2020-03-30 2020-03-26
B Purchase
25,000 +90.0%
2.44
US$61,000 		25,000 +90.0% 2.44 US$61,000
2020-02-25 2020-02-24
S Sale
68,000 -47.0%
6.04
US$410,434 		68,000 -47.0% 6.04 US$410,434
2020-02-24 2020-02-21
S Sale
4,700 -19.4%
12.64
US$59,408 		4,700 -19.4% 12.64 US$59,408
2019-02-20 2019-02-19
S Sale
17,476 -52.2%
9.42
US$164,624 		17,476 -52.2% 9.42 US$164,624