Question 1

How many shares of MPWR does STATE STREET CORP own?

Accepted Answer

As of 2026-Q2, STATE STREET CORP holds 2.3M shares of MPWR (MONOLITHIC PWR SYS INC).

Question 2

What is STATE STREET CORP's MPWR position worth?

Accepted Answer

As of 2026-Q2, STATE STREET CORP's MPWR position is worth $3.2B.

Question 3

Is STATE STREET CORP buying or selling MPWR?

Accepted Answer

In 2026-Q2, STATE STREET CORP increased their MPWR position (+4.3% change in shares).

Question 4

When did STATE STREET CORP first buy MPWR?

Accepted Answer

Based on available 13F filings, STATE STREET CORP first reported a position in MPWR in 2024-Q3. They have held the position across 11 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	2.3M	+4.3%	$3.2B	0.1%	$1,382.36	33
2026-Q1	Increased	2.2M	+0.4%	$2.4B	0.1%	$1,074.37	32
2025-Q4	Increased	2.2M	+2.1%	$2B	0.1%	$922.35	33
2025-Q3	Increased	2.1M	+0.7%	$2B	0.1%	$883.54	32
2025-Q2	Increased	2.1M	+0.2%	$1.6B	0.1%	$731.94	32
2025-Q1	Decreased	2.1M	-2.0%	$1.2B	0.1%	$575.12	0
2024-Q4	Increased	2.2M	+3.6%	$1.3B	0.1%	$597.44	33
2024-Q3	Increased	2.1M	+2.1%	$1.9B	0.1%	$914.24	33

MPWRShowing 8 of 11 quarters

MPWR
Showing 8 of 11 quarters