Eventide Asset Management’s Prothena Corp PRTA Stock Holding History

Eventide Asset Management’s Portfolio PRTA Stock Details PRTA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2024 Q1	–	Sell	-445,155	Closed	-$16.2M	–	171
2023 Q4	$16.2M	Hold	445,155	–	–	0.26%	100
2023 Q3	$21.5M	Hold	445,155	–	–	0.39%	76
2023 Q2	$30.4M	Buy	445,155 +6,423	+1%	+$414K	0.51%	60
2023 Q1	$21.3M	Hold	438,732	–	–	0.39%	79
2022 Q4	$26.4M	Buy	438,732 +208,732	+91%	+$12.2M	0.52%	62
2022 Q3	$13.9M	Buy	+230,000	New	+$7.27M	0.27%	94
2018 Q2	–	Sell	-37,000	Closed	-$1.36M	–	147
2018 Q1	$1.36M	Sell	37,000 -83,000	-69%	-$3.02M	0.06%	125
2017 Q4	$4.5M	Hold	120,000	–	–	0.23%	87
2017 Q3	$7.77M	Hold	120,000	–	–	0.44%	63
2017 Q2	$6.49M	Hold	120,000	–	–	0.4%	62
2017 Q1	$6.7M	Hold	120,000	–	–	0.44%	61
2016 Q4	$5.9M	Hold	120,000	–	–	0.38%	66
2016 Q3	$7.2M	Hold	120,000	–	–	0.44%	61
2016 Q2	$4.2M	Hold	120,000	–	–	0.26%	76
2016 Q1	$4.94M	Buy	120,000 +15,200	+15%	+$595K	0.28%	75
2015 Q4	$7.14M	Buy	104,800 +17,628	+20%	+$1.06M	0.36%	69
2015 Q3	$3.95M	Buy	+87,172	New	+$5.08M	0.23%	82
2014 Q2	–	Sell	-58,300	Closed	-$2.23M	–	109
2014 Q1	$2.23M	Buy	+58,300	New	+$1.88M	0.35%	63

Other funds holding PRTA

EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

PAI

Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return

Eventide Asset Management's PRTA Position: Q1 2024 in Review

Eventide Asset Management sold out of Prothena Corp (PRTA) in Q1 2024, closing a stake of 445,155 shares — an estimated $16.2M sold.

Eventide Asset Management first reported a position in PRTA in Q1 2014 and held it in 18 quarters. The position peaked at $30.4M in Q2 2023. 169 funds tracked by Wall St. Rank hold PRTA as of Q1 2024.

Eventide Asset Management reported no remaining Prothena Corp position as of Q1 2024 after selling out during the quarter.
Eventide Asset Management sold 445,155 Prothena Corp shares in Q1 2024, an estimated $16.2M.
Eventide Asset Management first reported a position in Prothena Corp in Q1 2014 and held it in 18 quarters.
Eventide Asset Management's Prothena Corp position peaked at $30.4M in Q2 2023.
169 funds tracked by Wall St. Rank held Prothena Corp as of Q1 2024.

Based on Eventide Asset Management's 13F filing for Q1 2024, filed 15 May 2024.