SEC Form 4 · accession 0000899243-15-008134

PROTHENA CORP PUBLIC LTD CO · PRTA

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — Chief Medical Officer

Period of report

Nov 13, 2015

Accepted (ET)

Nov 13, 2015 · 5:19 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001559053

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Ordinary Shares, par value $0.01 per share	Nov 13, 2015	M	30,000	$6.73	A	30,000	D
Ordinary Shares, par value $0.01 per share^F2	Nov 13, 2015	S	30,000	$65.0324	D	0	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Stock Option (right to buy)^F3	$6.73	Nov 13, 2015	M	30,000	D	—	Mar 31, 2023	Ordinary Shares	30,000	65,000	D

F1The sale reported in the Form 4 was effected pursuant to a Rule 10b5 1 trading plan adopted by the Reporting Person.
F2The transaction was executed in multiple trades in prices ranging from $65.00 to $65.54, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a stockholder of the Issuer, information regarding the number of shares and prices at which the transaction was effected.
F3The shares subject to the option will vest and become exercisable as to 25% of the total number of shares subject to the option on March 25, 2014 and with respect to 1/48th of the total number of shares subject to the option in successive, equal monthly installments on each monthly anniversary thereafter, subject to the Reporting Person's continued employment or service relationship with the Issuer on each such vesting date.