Question 1

Does JPMorgan Chase own MPWR stock?

Accepted Answer

Yes. As of its Q2 2026 13F, JPMorgan Chase holds 434,949 shares of MPWR (Monolithic Power Systems), worth $571M.

Question 2

How many shares of MPWR does JPMorgan Chase own?

Accepted Answer

As of its Q2 2026 13F, JPMorgan Chase holds 434,949 shares of MPWR (Monolithic Power Systems).

Question 3

What is JPMorgan Chase's MPWR position worth?

Accepted Answer

As of its Q2 2026 13F, JPMorgan Chase's MPWR position is worth $571M.

Question 4

Is JPMorgan Chase buying or selling MPWR?

Accepted Answer

In Q2 2026, JPMorgan Chase reduced its MPWR position by 119,970 shares (-21.6%).

Question 5

When did JPMorgan Chase first buy MPWR?

Accepted Answer

JPMorgan Chase already held MPWR in its Q3 2024 13F, the earliest on record, and has listed it in 8 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	434,949	-21.6%	$571M	0.0%	$1,380.32	0
2026-Q1	Increased	554,919	+8.3%	$556.2M	0.0%	$1,090.07	34
2025-Q4	Decreased	512,273	-40.7%	$464.3M	0.0%	$901.84	0
2025-Q3	Increased	863,228	+0.8%	$794.7M	0.0%	$914.50	32
2025-Q2	Increased	856,725	+36.1%	$626.6M	0.0%	$725.23	41
2025-Q1	Increased	629,566	+26.6%	$365.1M	0.0%	$573.88	38
2024-Q4	Decreased	497,488	-46.0%	$294.4M	0.0%	$583.90	0
2024-Q3	First report	920,947	-	$851.4M	0.1%	$910.43	0

MPWR8 quarters

MPWR
8 quarters