MONOLITHIC POWER SYSTEMS INC - Common Stock (MPWR)
CUSIP: 609839105
Q2 2025 13F Holders as of 30 Jun 2025
- Type / Class
- Equity / Common Stock
- Shares outstanding
- 47,915,757
- Total 13F shares
- 47,319,591
- Share change
- +1,361,722
- Total reported value
- $34,604,458,962
- Put/Call ratio
- 141%
- Price per share
- $731.38
- Number of holders
- 896
- Value change
- +$1,173,714,219
- Number of buys
- 499
- Number of sells
- 378
Quarterly Holders Quick Answers
What is CUSIP 609839105?
CUSIP 609839105 identifies MPWR - MONOLITHIC POWER SYSTEMS INC - Common Stock in SEC institutional holdings data.
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Related Filing Research
- Latest 13F filings for newly reported positions.
- Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
- Latest 10-Q/10-K reports for financial context tied to this issuer.
- Recent insider transactions for executive and insider activity.
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Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 609839105:
Top shareholders of MPWR - MONOLITHIC POWER SYSTEMS INC - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
|
Company |
12%
|
5,920,669
|
$3,433,869,607 | — | 31 Mar 2025 | |
| BlackRock, Inc. |
13F
|
Company |
10%
|
4,912,908
|
$2,849,388,120 | — | 31 Mar 2025 | |
| FMR LLC |
13F
|
Company |
7.3%
|
3,498,709
|
$2,029,181,622 | — | 31 Mar 2025 | |
| STATE STREET CORP |
13F
|
Company |
4.4%
|
2,115,705
|
$1,230,299,839 | — | 31 Mar 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
4.2%
|
2,034,731
|
$1,180,104,000 | — | 31 Mar 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.9%
|
1,406,036
|
$814,384,302 | — | 31 Mar 2025 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
2.8%
|
1,343,830
|
$779,394,380 | — | 31 Mar 2025 | |
| Invesco Ltd. |
13F
|
Company |
2.6%
|
1,249,335
|
$724,589,156 | — | 31 Mar 2025 | |
| VAN ECK ASSOCIATES CORP |
13F
|
Company |
2.2%
|
1,046,258
|
$606,809,000 | — | 31 Mar 2025 | |
| BROWN ADVISORY INC |
13F
|
Company |
1.9%
|
933,625
|
$541,484,331 | — | 31 Mar 2025 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
1.6%
|
761,906
|
$441,890,242 | — | 31 Mar 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
1.3%
|
629,566
|
$365,136,275 | — | 31 Mar 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
1.2%
|
587,026
|
$340,463,455 | — | 31 Mar 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.1%
|
540,631
|
$313,556,074 | — | 31 Mar 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1%
|
498,516
|
$289,129,311 | — | 31 Mar 2025 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
|
Company |
0.95%
|
457,551
|
$265,370,430 | — | 31 Mar 2025 | |
| Rafferty Asset Management, LLC |
13F
|
Company |
0.81%
|
388,855
|
$225,528,123 | — | 31 Mar 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.77%
|
368,703
|
$213,840,368 | — | 31 Mar 2025 | |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.75%
|
361,124
|
$209,444,984 | — | 31 Mar 2025 | |
| UBS Group AG |
13F
|
Company |
0.75%
|
357,290
|
$207,221,054 | — | 31 Mar 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.74%
|
355,312
|
$206,074,013 | — | 31 Mar 2025 | |
| Artisan Partners Limited Partnership |
13F
|
Company |
0.71%
|
341,854
|
$198,268,483 | — | 31 Mar 2025 | |
| Legal & General Group Plc |
13F
|
Company |
0.7%
|
336,733
|
$195,298,408 | — | 31 Mar 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.7%
|
335,986
|
$194,865,160 | — | 31 Mar 2025 | |
| ALLIANCEBERNSTEIN L.P. |
13F
|
Company |
0.68%
|
327,418
|
$189,895,892 | — | 31 Mar 2025 | |
| Ensign Peak Advisors, Inc |
13F
|
Company |
0.68%
|
324,128
|
$187,987,757 | — | 31 Mar 2025 | |
| T. Rowe Price Investment Management, Inc. |
13F
|
Company |
0.66%
|
314,449
|
$182,375,000 | — | 31 Mar 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.62%
|
298,514
|
$173,132,543 | — | 31 Mar 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.61%
|
294,091
|
$170,566,897 | — | 31 Mar 2025 | |
| Alyeska Investment Group, L.P. |
13F
|
Company |
0.6%
|
287,149
|
$166,540,677 | — | 31 Mar 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.59%
|
284,097
|
$164,770,578 | — | 31 Mar 2025 | |
| CITIGROUP INC |
13F
|
Company |
0.57%
|
272,981
|
$158,323,787 | — | 31 Mar 2025 | |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. |
13F
|
Company |
0.53%
|
256,028
|
$148,491,000 | — | 31 Mar 2025 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
0.51%
|
245,661
|
$142,478,339 | — | 31 Mar 2025 | |
| MACQUARIE GROUP LTD |
13F
|
Company |
0.47%
|
224,875
|
$130,422,943 | — | 31 Mar 2025 | |
| Impax Asset Management Group plc |
13F
|
Company |
0.44%
|
208,618
|
$120,138,217 | — | 31 Mar 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
0.42%
|
203,174
|
$117,837,182 | — | 31 Mar 2025 | |
| EARNEST PARTNERS LLC |
13F
|
Company |
0.42%
|
203,119
|
$117,804,958 | — | 31 Mar 2025 | |
| SEI INVESTMENTS CO |
13F
|
Company |
0.42%
|
200,444
|
$116,253,656 | — | 31 Mar 2025 | |
| COATUE MANAGEMENT LLC |
13F
|
Company |
0.4%
|
193,432
|
$112,186,692 | — | 31 Mar 2025 | |
| Deutsche Girozentrale DekaBank |
13F
|
Individual |
0.4%
|
190,045
|
$111,681,000 | — | 31 Mar 2025 | |
| Allspring Global Investments Holdings, LLC |
13F
|
Company |
0.38%
|
183,157
|
$106,502,139 | — | 31 Mar 2025 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
0.38%
|
183,402
|
$106,369,477 | — | 31 Mar 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.38%
|
182,336
|
$105,751,234 | — | 31 Mar 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.37%
|
177,271
|
$102,820,749 | — | 31 Mar 2025 | |
| VOYA INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.37%
|
175,229
|
$101,629,314 | — | 31 Mar 2025 | |
| PRINCIPAL FINANCIAL GROUP INC |
13F
|
Company |
0.36%
|
174,642
|
$101,289,683 | — | 31 Mar 2025 | |
| Pictet Asset Management Holding SA |
13F
|
Company |
0.36%
|
170,110
|
$98,660,333 | — | 31 Mar 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.35%
|
169,196
|
$98,130,294 | — | 31 Mar 2025 | |
| ENVESTNET ASSET MANAGEMENT INC |
13F
|
Company |
0.35%
|
167,518
|
$97,157,035 | — | 31 Mar 2025 |
Institutional Holders of MONOLITHIC POWER SYSTEMS INC - Common Stock (MPWR) as of Q2 2025
As of 30 Jun 2025,
MONOLITHIC POWER SYSTEMS INC - Common Stock (MPWR) was held by
896 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
47,319,591 shares.
The largest 10 holders included
VANGUARD GROUP INC, BlackRock, Inc., FMR LLC, STATE STREET CORP, PRICE T ROWE ASSOCIATES INC /MD/, GEODE CAPITAL MANAGEMENT, LLC, Invesco Ltd., FRANKLIN RESOURCES INC, VAN ECK ASSOCIATES CORP, and T. Rowe Price Investment Management, Inc..
This page lists
897
institutional shareholders reporting positions in this security
for the Q2 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
848
Q2 2025 holders
896
Holder diff
48
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 Value $ | Q2 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.