TimesSquare Capital Management, LLC

Position in MPWR — Monolithic Power Systems, Inc.

CIK 1313816 NEW YORK, NY

Back to MPWR Full portfolio

Position in MPWR

as of Jun 30, 2026 · filed Aug 7, 2026 Compact

Position Value

$153,198,664

+$1,397,950 QoQ

Shares Held

110,824

-20.2% QoQ

Ownership

0.226%

of shares outstanding

% of Portfolio

2.23%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 76% Shared 0% None 24%

Common Shares in MPWR Over Time

Shares Held

Position Value (USD)

Position in Semiconductors

Technology · as of Jun 30, 2026

TimesSquare Capital Management, LLC holds $692,476,632 across 9 Semiconductors names. MPWR ranks #2 (22.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LSCC	Lattice Semiconductor Corp	1,135,152	$173,632,849
2	MPWR	Monolithic Power Systems, Inc. This page	110,824	$153,198,664
3	MTSI	MACOM Technology Solutions Holdings, Inc.	261,585	$99,499,086
4	ALAB	Astera Labs, Inc.	175,869	$84,948,244
5	SITM	SITIME Corp	64,642	$48,194,489
6	CRDO	Credo Technology Group Holding Ltd	170,673	$46,414,522
7	MRVL	Marvell Technology, Inc.	153,078	$45,600,405
8	RMBS	Rambus Inc	267,705	$35,535,161

All Filings in MPWR

Export CSV

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$153,198,664	110,824	-20.2%	Shares	Sole	2026-08-07
2026-03-31	$151,800,714	138,840	-1.0%	Shares	Sole	2026-05-07
2025-12-31	$127,143,274	140,279	-0.5%	Shares	Sole	2026-02-06
2025-09-30	$129,820,367	141,011	-4.7%	Shares	Sole	2025-11-07
2025-06-30	$108,176,221	147,907	+1.8%	Shares	Sole	2025-08-08
2025-03-31	$84,272,253	145,302	+6.3%	Shares	Sole	2025-05-02
2024-12-31	$80,851,071	136,642	+22.5%	Shares	Sole	2025-02-03
2024-09-30	$103,150,163	111,574	-0.8%	Shares	Sole	2024-11-04
2024-06-30	$92,421,744	112,479	+11.5%	Shares	Sole	2024-08-08
2024-03-31	$68,354,387	100,904	-6.2%	Shares	Sole	2024-05-07
2023-12-31	$67,823,988	107,524	-7.9%	Shares	Sole	2024-02-07
2023-09-30	$53,942,658	116,759	-5.9%	Shares	Sole	2023-11-17
2023-06-30	$66,999,324	124,020	-0.9%	Shares	Sole	2023-08-09
2023-03-31	$62,652,591	125,170	-9.6%	Shares	Sole	2023-05-10
2022-12-31	$48,950,232	138,430	+4.2%	Shares	Sole	2023-02-10
2022-09-30	$48,259,520	132,800	-18.9%	Shares	Sole	2022-11-09
2022-06-30	$62,905,752	163,800	-7.0%	Shares	Sole	2022-08-05
2022-03-31	$85,503,964	176,050	+5.5%	Shares	Sole	2022-05-06
2021-12-31	$82,324,443	166,875	-17.1%	Shares	Sole	2022-02-04
2021-09-30	$97,614,552	201,400	-22.2%	Shares	Sole	2021-11-08
2021-06-30	$96,658,196	258,825	+14.9%	Shares	Sole	2021-08-09
2021-03-31	$79,578,213	225,300	+4.3%	Shares	Sole	2021-05-12
2020-12-31	$79,087,368	215,950	-14.7%	Shares	Sole	2021-02-12
2020-09-30	$70,811,232	253,250	-3.9%	Shares	Sole	2020-11-06
2020-06-30	$62,485,050	263,650	-19.5%	Shares	Sole	2020-08-07
2020-03-31	$54,834,777	327,450	—	Shares	Sole	2020-05-08
No filing history on record for this holder in this stock.