PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

Larson Financial Group LLC's Holding History (CIK: 0001731061)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 26 Value ($000) $0 Avg Close $10.18 Range $9.07 - $11.69

Q3 2025

Shares 6 Value ($000) $0 Avg Close $7.69 Range $5.96 - $9.85

Q1 2025

Shares 42 Value ($000) $1 Avg Close $14.14 Range $11.78 - $16.66

Q4 2024

Shares 31 Value ($000) $0 Avg Close $15.77 Range $11.70 - $18.88

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	26	$0	$10.18	$9.07 - $11.69
Q3 2025	6	$0	$7.69	$5.96 - $9.85
Q1 2025	42	$1	$14.14	$11.78 - $16.66
Q4 2024	31	$0	$15.77	$11.70 - $18.88