George Simeon

Track

Insider profile

Performance

Overall performance
3.1
Performance over holding periods
3.1
30 days 90 days 120 days
Average return 1% 8.2% 15.1%
Success rate 66% 68% 82%
Transactions
10 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
George Simeon's trades of CRISPR Therapeutics AG's stock


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• 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
2025-07-17 2025-07-16
B Purchase
25,762 -18.1%
423.70
US$2,591,788 		25,762 -18.1% 423.70 US$2,591,788
2025-07-17 2025-07-16
B Purchase
89,657 -46.1%
298.03
US$228,084 		89,657 -46.1% 298.03 US$228,084
2025-07-17 2025-07-16
B Purchase
91,515 +39.0%
484.43
US$377,532 		91,515 +39.0% 484.43 US$377,532
2024-03-28 2024-03-27
US Nkarta Inc (NKTX)
B Purchase
451,659 +inf%
10.00
US$4,516,590 		451,659 +inf% 10.00 US$4,516,590
2024-03-28 2024-03-27
US Nkarta Inc (NKTX)
B Purchase
1,548,341 +inf%
10.00
US$15,483,410 		1,548,341 +inf% 10.00 US$15,483,410
2022-12-20 2022-12-20
B Purchase
40,000 +0.6%
8.14
US$325,432 		40,000 +0.6% 8.14 US$325,432
2022-12-20 2022-12-19
B Purchase
360,000 +5.9%
8.63
US$3,108,096 		360,000 +5.9% 8.63 US$3,108,096
2022-12-20 2022-12-16
B Purchase
500,000 +8.9%
8.28
US$4,140,550 		500,000 +8.9% 8.28 US$4,140,550
2022-04-29 2022-04-28
US Nkarta Inc (NKTX)
B Purchase
666,666 +inf%
15.00
US$9,999,990 		666,666 +inf% 15.00 US$9,999,990
2022-04-29 2022-04-28
US Nkarta Inc (NKTX)
B Purchase
666,667 +inf%
15.00
US$10,000,005 		666,667 +inf% 15.00 US$10,000,005
2021-04-01 2021-03-30
B Purchase
250,000 +4.6%
20.00
US$5,000,000 		250,000 +4.6% 20.00 US$5,000,000
2020-05-26 2020-05-21
B Purchase
83,333 +3.8%
60.00
US$4,999,980 		83,333 +3.8% 60.00 US$4,999,980
2019-10-22 2019-10-18
B Purchase
357,142 +13.6%
28.00
US$9,999,976 		357,142 +13.6% 28.00 US$9,999,976
2019-09-11 2019-09-10
B Purchase
177,777 +8.9%
45.00
US$7,999,965 		177,777 +8.9% 45.00 US$7,999,965
2019-04-24 2019-04-22
B Purchase
325,000 +19.5%
18.00
US$5,850,000 		325,000 +19.5% 18.00 US$5,850,000