Question 1

Does Los Angeles Capital Management own PRTA stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Los Angeles Capital Management holds 337 shares of PRTA (Prothena), worth $3,299.

Question 2

How many shares of PRTA does Los Angeles Capital Management own?

Accepted Answer

As of its Q2 2026 13F, Los Angeles Capital Management holds 337 shares of PRTA (Prothena).

Question 3

What is Los Angeles Capital Management's PRTA position worth?

Accepted Answer

As of its Q2 2026 13F, Los Angeles Capital Management's PRTA position is worth $3,299.

Question 4

Is Los Angeles Capital Management buying or selling PRTA?

Accepted Answer

In Q2 2026, Los Angeles Capital Management reduced its PRTA position by 24,082 shares (-98.6%).

Question 5

When did Los Angeles Capital Management first buy PRTA?

Accepted Answer

Los Angeles Capital Management first reported PRTA in its Q1 2020 13F and has listed it in 14 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	337	-98.6%	$3,299	0.0%	$9.79	0
2026-Q1	Decreased	24,419	-74.4%	$237,353	0.0%	$9.72	0
2025-Q4	Decreased	95,406	-20.1%	$999,854	0.0%	$9.55	0
2025-Q3	Increased	119,424	+615.0%	$1.2M	0.0%	$9.76	41
2025-Q2	New	16,702	—	$101,381	0.0%	$6.07	30