SEC Form 4 · accession 0000899243-17-022645
PROTHENA CORP PUBLIC LTD CO · PRTA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Tara Nickerson
Officer — Chief Business Officer
Period of report
Sep 25, 2017
Accepted (ET)
Sep 27, 2017 · 4:05 pm EDT
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 | Sep 25, 2017 | M | 17,500 | $6.41 | A | 19,500 | D | |
| Ordinary Shares, par value $0.01 per shareF2 | Sep 25, 2017 | S | 13,717 | $63.3944 | D | 5,783 | D | |
| Ordinary Shares, par value $0.01 per shareF3 | Sep 25, 2017 | S | 3,783 | $64.3273 | D | 2,000 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (right to buy)F4 | $6.41 | Sep 25, 2017 | M | 17,500 | D | — | Jan 29, 2023 | Ordinary Shares | 17,500 | 1,500 | D |
Explanation of responses
- F1The sales 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 $62.90 to $63.89, 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 transaction was executed in multiple trades in prices ranging from $63.93 to $64.71, 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.
- F4The shares subject to the option will vest and become exercisable as to 25% of the total number of shares subject to the option on January 29, 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 with the Issuer on each such vesting date.