Richard T. Collier - Jan 5, 2023 Form 4 Insider Report for PROTHENA CORP PUBLIC LTD CO (PRTA)

Role
Director
Signature
/s/ Michael Malecek, as Attorney in Fact for Richard T. Collier
Stock symbol
PRTA
Transactions as of
Jan 5, 2023
Transactions value $
-$231,300
Form type
4
Date filed
1/5/2023, 08:38 PM
Previous filing
Dec 5, 2022
Next filing
May 19, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction PRTA Ordinary Shares, par value $0.01 per share Options Exercise $32.1K +5K +410.17% $6.41* 6.22K Jan 5, 2023 Direct
transaction PRTA Ordinary Shares, par value $0.01 per share Sale -$263K -5K -80.4% $52.67 1.22K Jan 5, 2023 Direct F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction PRTA Stock Option (Right to Buy) Options Exercise $0 -5K -100% $0.00* 0 Jan 5, 2023 Ordinary Shares 5K $6.41 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The transactions reported in the Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
F2 The transaction was executed in multiple trades in prices ranging from $52.215 to $53.03, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in footnote 2 of this Form 4.
F3 The option was granted on January 29, 2013, and all shares subject to the option were fully vested and exercisable January 29, 2014. The option would have expired in approximately one month and would have been forfeited to the extent it was not exercised on or prior to January 29, 2023.