Who Owns Monolithic Power Systems Inc (MPWR)? -- Institutional Holders (2026-06-30)

569 institutions reported holding $4.96B of Monolithic Power Systems Inc (MPWR) in SEC 13F filings for 2026-06-30. Largest institutional holders: MASSACHUSETTS FINANCIAL SERVICES CO /MA/ ($611.2M), CITIGROUP INC ($449.7M), JENNISON ASSOCIATES LLC ($256.4M), PRINCIPAL FINANCIAL GROUP INC ($249.2M), VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. ($200.4M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1MASSACHUSETTS FINANCIAL SERVICES CO /MA/$611.2M442,176Trimmed
2CITIGROUP INC$449.7M325,281Trimmed
3JENNISON ASSOCIATES LLC$256.4M185,502Added
4PRINCIPAL FINANCIAL GROUP INC$249.2M180,241Added
5VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.$200.4M144,974Added
6Sumitomo Mitsui Trust Group, Inc.$153.2M110,819Trimmed
7ENVESTNET ASSET MANAGEMENT INC$150.1M108,573Trimmed
8Pictet Asset Management Holding SA$139.2M100,736Trimmed
9Mirae Asset Global Investments Co., Ltd.$134.9M97,618Added
10Robeco Schweiz AG$132.8M96,033Added
11CONGRESS ASSET MANAGEMENT CO$111.2M80,425Trimmed
12ZEVENBERGEN CAPITAL INVESTMENTS LLC$108.7M78,604Trimmed
13STRS OHIO$75.0M54,281Trimmed
14NEW YORK STATE COMMON RETIREMENT FUND$69.4M50,169Added
15Resona Asset Management Co.,Ltd.$66.9M49,148Trimmed
16Robeco Institutional Asset Management B.V.$65.1M47,124Added
17Walleye Trading LLC$59.7M43,200Added
18Aberdeen Group plc$57.9M41,854Added
19WHITTIER TRUST CO$56.4M41,902Trimmed
20NEW YORK STATE TEACHERS RETIREMENT SYSTEM$51.7M37,404Trimmed
21FACTORY MUTUAL INSURANCE CO$49.0M35,457Trimmed
22Vest Financial, LLC$48.5M35,101Trimmed
23EULAV Asset Management$45.2M32,677Trimmed
24Handelsbanken Fonder AB$44.8M32,416Added
25SEB Asset Management AB$40.8M29,514Added

Source: SEC Form 13F filings · as of 2026-06-30