InsiderTrades

Nguyen Tran

SEC CIK 1457013 · EDGAR

Buying vs selling by month open-market trades, last 51 months, PRTA
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
PRTAPROTHENA CORP PUBLIC LTD COCFO, Chief Strategy Off 97.2K — $13.25M 242020-04-082026-07-28

Most active insiders at PRTA, 12 months

#InsiderTitleBoughtSold
1 SCULLY WILLIAM P10% $4.96M—
2 Isaacs Michael JohnGC, Company Sec —$71.1K
3 Kingston Anne EvansChief Strategy Off —$64.9K
4 Swanson Chad J.Chief Development Off ——
5 Smith Brandon S.COO ——
6 Zago Wagner M.CSO ——
7 Kinney Gene G.Pres, CEO, Dir ——
8 Walker Karin LCAO ——
9 Nguyen TranCFO, Chief Strategy Off ——

Transactions 24

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-07-30 20:32 2026-07-28 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx — +57.0K 97.2K +142% —
D 2026-07-30 20:32 2026-07-28 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off D - Sale to Iss $8.56 -57.0K 40.2K -59% -$487.9K
2025-07-30 2025-07-28 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off A - Grant $0.00 +95.0K 97.2K +4,308% $0
2025-02-14 2020-04-08 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off J - Other $0.00 -995 2,205 -31% $0
DMT 2023-05-17 2023-05-17 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $26.15 +95.0K 48.2K New +$2.48M
DMT 2023-05-17 2023-05-17 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $73.99 -95.0K 3,300 -97% -$7.03M
D 2023-03-17 2023-03-15 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +10.0K 13.2K +312% +$67.3K
DM 2023-03-17 2023-03-15 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $48.43 -10.0K 8,398 -54% -$484.3K
D 2023-02-17 2023-02-15 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +10.0K 13.2K +312% +$67.3K
DM 2023-02-17 2023-02-15 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $53.34 -10.0K 3,864 -72% -$533.4K
DM 2023-01-20 2023-01-18 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $55.53 -10.0K 3,200 -76% -$555.3K
D 2023-01-20 2023-01-18 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +10.0K 13.2K +312% +$67.3K
DM 2022-12-23 2022-12-21 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $58.97 -10.0K 10.0K -50% -$589.7K
D 2022-12-23 2022-12-21 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +10.0K 13.2K +312% +$67.3K
DM 2022-11-25 2022-11-23 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $61.09 -10.0K 4,669 -68% -$610.9K
D 2022-11-25 2022-11-23 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +10.0K 13.2K +312% +$67.3K
DM 2022-10-21 2022-10-19 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $56.44 -10.0K 10.4K -49% -$564.4K
D 2022-10-21 2022-10-19 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +10.0K 13.2K +312% +$67.3K
D 2022-09-23 2022-09-21 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +10.0K 13.2K +312% +$67.3K
D 2022-09-23 2022-09-21 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $30.75 -10.0K 3,200 -76% -$307.5K
D 2022-08-26 2022-08-24 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $30.17 -10.0K 3,200 -76% -$301.7K
D 2022-08-26 2022-08-24 PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +10.0K 13.2K +312% +$67.3K
DM 2022-07-22 2022-07-20+ PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off S - Sale+OE $32.54 -70.0K 3,205 -96% -$2.28M
DM 2022-07-22 2022-07-20+ PRTA PROTHENA CORP PUBLIC LTD CO Nguyen Tran CFO, Chief Strategy Off M - OptEx $6.73 +70.0K 23.8K New +$471.1K

Purchase Sale Sale after option exercise All abbreviations