SCULLY WILLIAM P

Track

Insider profile

Performance

Overall performance
1.8
Performance over holding periods
1.8
30 days 90 days 120 days
Average return 3% 8.2% 15.1%
Success rate 65% 68% 82%
Transactions
11 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
SCULLY WILLIAM P's trades of Prothena Corporation PLC's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell 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
2026-06-18 2026-06-16
B Purchase
46,294 -46.0%
427.77
US$1,716,210 		46,294 -46.0% 427.77 US$1,716,210
2026-06-12 2026-06-11
B Purchase
6,993 -25.1%
398.81
US$2,508,994 		6,993 -25.1% 398.81 US$2,508,994
2026-06-05 2026-06-04
B Purchase
1,780 +49.9%
401.54
US$951,023 		1,780 +49.9% 401.54 US$951,023
2026-06-03 2026-06-02
B Purchase
50,000 +6.0%
9.43
US$471,300 		50,000 +6.0% 9.43 US$471,300
2026-05-26 2026-05-22
B Purchase
100,000 +13.6%
9.81
US$981,300 		100,000 +13.6% 9.81 US$981,300
2025-05-02 2025-01-14
B Purchase
100,000 +15.7%
12.79
US$1,279,040 		100,000 +15.7% 12.79 US$1,279,040
2025-05-02 2024-12-31
B Purchase
30,000 +4.8%
12.99
US$389,640 		30,000 +4.8% 12.99 US$389,640
2025-05-02 2024-12-31
B Purchase
800 +0.1%
13.39
US$10,715 		800 +0.1% 13.39 US$10,715
2025-05-02 2024-12-31
B Purchase
1,200 +0.2%
13.37
US$16,038 		1,200 +0.2% 13.37 US$16,038
2025-05-02 2024-12-20
B Purchase
2,000 +0.3%
15.91
US$31,813 		2,000 +0.3% 15.91 US$31,813
2025-05-02 2024-12-18
B Purchase
73,436 +6.0%
13.93
US$1,022,670 		73,436 +6.0% 13.93 US$1,022,670