Question 1

How many shares of MPWR does FIRST TRUST ADVISORS LP own?

Accepted Answer

As of 2026-Q1, FIRST TRUST ADVISORS LP holds 591,353 shares of MPWR (MONOLITHIC PWR SYS INC).

Question 2

What is FIRST TRUST ADVISORS LP's MPWR position worth?

Accepted Answer

As of 2026-Q1, FIRST TRUST ADVISORS LP's MPWR position is worth $646.6M.

Question 3

Is FIRST TRUST ADVISORS LP buying or selling MPWR?

Accepted Answer

In 2026-Q1, FIRST TRUST ADVISORS LP decreased their MPWR position (-15.7% change in shares).

Question 4

When did FIRST TRUST ADVISORS LP first buy MPWR?

Accepted Answer

Based on available 13F filings, FIRST TRUST ADVISORS LP first reported a position in MPWR in 2024-Q2. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Decreased	591,353	-15.7%	$646.6M	0.5%	$1,074.37	0
2025-Q4	Increased	701,454	+56.6%	$635.8M	0.5%	$922.35	54
2025-Q3	Increased	447,801	+66.4%	$412.3M	0.3%	$883.54	55
2025-Q2	Increased	269,179	+46.8%	$196.9M	0.2%	$731.94	50
2025-Q1	Increased	183,402	+137.9%	$106.4M	0.1%	$575.12	48
2024-Q4	Decreased	77,094	-10.9%	$45.6M	0.0%	$597.44	0
2024-Q3	Increased	86,486	+8.6%	$80M	0.1%	$914.24	32
2024-Q2	Decreased	79,605	-18.9%	$65.4M	0.1%	$812.13	0

MPWRShowing 8 of 30 quarters

MPWR
Showing 8 of 30 quarters