SMITH BRANDON S.

PrivateCIK: 1805226
Location

SOUTH SAN FRANCISCO, CA

SMITH BRANDON S. (Chief Business Officer) exercised options at PROTHENA CORP PUBLIC LTD CO

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderSMITH BRANDON S.CIK 1805226
Officer· Chief Business Officer
Since Mar 2020
-78K
Net shares
Net seller
$667.7K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
78K acquired · 156K disposed
Non-Derivative Transactions2

Ordinary Shares, par value $0.01 per share

Direct
M · Option Exercise

Shares

+78K

Price / share

Trade value

% of position

150.0%
7/28/2026
52K130K

Ordinary Shares, par value $0.01 per share

Direct
D · Disposition

Shares

78K

Price / share

$8.56

Trade value

$667.68K

% of position

60.0%
7/28/2026
130K52K
Total

Net shares

+0.00

Net value

-$667.68K

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Ordinary Shares

78K shares

Shares

78K

Strike price

Held after

0.00

Exercisable

7/28/2026