Fennell Todd W.

Holdings History for PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA)

Symbol: PRTA on Nasdaq
Investment type: Equity / Ordinary Shares, par value $0.01 per share
Latest Disclosed Shares Owned: 4,495,846 shares
Security Ownership %: 8.4%

Fennell Todd W. ownership in PROTHENA CORP PUBLIC LTD CO Ordinary Shares, par value $0.01 per share (PRTA)

12 Nov 2025 - Fennell Todd W. has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 4,495,846 shares of PROTHENA CORP PUBLIC LTD CO Ordinary Shares, par value $0.01 per share (PRTA). This represents 8.4% ownership of the company. In their previous filing dated 13 Aug 2025, Fennell Todd W. had reported owning 4,350,846 shares, indicating an increase of +3.3%. .

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
Fennell Todd W.	8.4%	+3.8%	$43,879,457	4,495,846	+145,000	+3.3%	$9.76	13G/A	30 Sep 2025	12 Nov 2025, 15:51
Fennell Todd W.	8.1%	-4.4%	$27,497,347	4,350,846	-239,959	-5.2%	$6.32	13G/A	30 Jun 2025	13 Aug 2025, 16:00
Fennell Todd W.	8.5%	-1.1%	$44,484,900	4,590,805	-54,342	-1.2%	$9.69	13G/A	31 Mar 2025	15 May 2025, 10:00
Fennell Todd W.	8.6%		$45,011,474	4,645,147			$9.69	13G/A	31 Dec 2024	14 Feb 2025, 15:35