ISAACS MICHAEL JOHN (General Counsel & Company Sec.) sold 19.0% of their position (8.39K shares) of PROTHENA CORP PUBLIC LTD CO on the open market
Open‑market sale worth $71.1K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 7/31/2026ACC: 0000905148-26-003409
Officer· General Counsel & Company Sec.
Since Jun 2026
-13.08K
Net shares
Net seller
$111.2K
Total sold
1
Open market trades
0B · 1S
2
Total transactions
13.08K disposed
Non-Derivative Transactions2
Ordinary Shares, par value $0.01 per share
Direct
Shares
−4.69K
Price / share
$8.56
Trade value
$40.18K
% of position
9.6%
7/28/2026
48.83K→44.13K
Ordinary Shares, par value $0.01 per share
Direct
Shares
−8.39K
Price / share
$8.47
Trade value
$71.06K
% of position
19.0%
7/29/2026
44.13K→35.74K
Total
Net shares
−13.08K
Net value
-$111.24K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Ordinary Shares, par value $0.01 per share Direct | 7/28/2026 | F · Tax Withholding | −4.69K | $8.56 | $40.18K | 9.6% | 48.83K | 44.13K |
| Ordinary Shares, par value $0.01 per share Direct | 7/29/2026 | S · Sale | −8.39K | $8.47 | $71.06K | 19.0% | 44.13K | 35.74K |
| Total | −13.08K | -$111.24K | ||||||
Derivative Transactions0
No derivative transactions reported