SCULLY WILLIAM P

Track

Insider profile

Performance

Overall performance
1.6
Performance over holding periods
1.6
30 days 90 days 120 days
Average return 5% 8.2% 15.1%
Success rate 62% 68% 82%
Transactions
6 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
SCULLY WILLIAM P's trades of Prothena Corporation PLC'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
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
42,184 -34.6%
375.66
US$1,382,951 		42,184 -34.6% 375.66 US$1,382,951
2026-05-26 2026-05-22
B Purchase
69,012 -20.3%
64.09
US$3,796,478 		69,012 -20.3% 64.09 US$3,796,478
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