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Monolithic Power Systems, Inc.

MPWR
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001280452

In the last 90 days, Monolithic Power Systems, Inc. insiders filed 0 open-market purchases and 8 sales; 1,250 institutions reported holding it in 13F filings for Q2 2026, worth $65.6B in total; superinvestors D1 Capital Partners and Maverick Capital hold it.

13F holders, Q3 2023

Institutional positions in Monolithic Power Systems, Inc. as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
655
+6 vs. Q2 2023
Shares held
46.0M
−638.8K (−1.4%) vs. Q2 2023
Total value
$21.2B
−$3.93B (−15.6%) vs. Q2 2023
New holders
70
265 more added
Sold out
64
240 more reduced

3 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MPWR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2023: 655 institutions
Q1 2021: 530 institutionsQ2 2021: 533 institutionsQ3 2021: 579 institutionsQ4 2021: 627 institutionsQ1 2022: 611 institutionsQ2 2022: 625 institutionsQ3 2022: 630 institutionsQ4 2022: 611 institutionsQ1 2023: 669 institutionsQ2 2023: 652 institutionsQ3 2023: 655 institutionsQ4 2023: 737 institutionsQ1 2024: 807 institutionsQ2 2024: 838 institutionsQ3 2024: 885 institutionsQ4 2024: 864 institutionsQ1 2025: 862 institutionsQ2 2025: 907 institutionsQ3 2025: 981 institutionsQ4 2025: 1,061 institutionsQ1 2026: 1,124 institutionsQ2 2026: 1,250 institutions
Value heldQ3 2023: $21.2B
Q1 2021: $15.1BQ2 2021: $16.1BQ3 2021: $21.1BQ4 2021: $21.5BQ1 2022: $21.3BQ2 2022: $16.8BQ3 2022: $16.6BQ4 2022: $16.5BQ1 2023: $23.3BQ2 2023: $25.2BQ3 2023: $21.2BQ4 2023: $28.6BQ1 2024: $31.2BQ2 2024: $38.6BQ3 2024: $42.8BQ4 2024: $27.6BQ1 2025: $27.0BQ2 2025: $34.6BQ3 2025: $43.0BQ4 2025: $44.2BQ1 2026: $51.6BQ2 2026: $65.6B
Institutions holding MPWR and their total value by quarter
QuarterHoldersValue
Q2 20261,250$65.6B
Q1 20261,124$51.6B
Q4 20251,061$44.2B
Q3 2025981$43.0B
Q2 2025907$34.6B
Q1 2025862$27.0B
Q4 2024864$27.6B
Q3 2024885$42.8B
Q2 2024838$38.6B
Q1 2024807$31.2B
Q4 2023737$28.6B
Q3 2023655$21.2B
Q2 2023652$25.2B
Q1 2023669$23.3B
Q4 2022611$16.5B
Q3 2022630$16.6B
Q2 2022625$16.8B
Q1 2022611$21.3B
Q4 2021627$21.5B
Q3 2021579$21.1B
Q2 2021533$16.1B
Q1 2021530$15.1B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Monolithic Power Systems, Inc.; share changes are against Q2 2023.

Institutions holding MPWR in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Alliance Wealth Advisors, LLC738$341.1K0.13%−996−57.4%Reduced
Burney Co750$346.5K0.02%00.0%Unchanged
AE Wealth Management LLC756$349.3K0.00%+59+8.5%Added
Stevens Capital Management LP781$361.0K0.10%−448−36.5%Reduced
CNB Bank796$367.8K0.22%+91+12.9%Added
Banque Cantonale Vaudoise804$372.0K0.02%+215+36.5%Added
Virtue Capital Management, LLC715$374.1K0.06%00.0%Unchanged
RFG Advisory, LLC830$383.6K0.02%−86−9.4%Reduced
Seven Eight Capital, LP853$394.1K0.05%+853New
Ieq Capital, LLC868$401.1K0.01%+128+17.3%Added
Beacon Pointe Advisors, LLC874$403.8K0.01%+223+34.3%Added
Symmetry Investments LP875$404.3K0.12%+875New
SYSTM Wealth Solutions LLC880$406.6K0.06%+15+1.7%Added
Garda Capital Partners LP881$407.0K0.26%+881New
Meiji Yasuda Life Insurance Co900$415.8K0.01%−348−27.9%Reduced
9258 Wealth Management, LLC903$417.0K0.08%−9−1.0%Reduced
Mutual Advisors, LLC904$417.6K0.02%+904New
NVWM, LLC907$419.9K0.14%−3−0.3%Reduced
Apollon Wealth Management, LLC920$425.1K0.02%−789−46.2%Reduced
Malaga Cove Capital, LLC924$426.9K0.20%+445+92.9%Added
Banque Pictet & Cie SA925$427.4K0.01%+239+34.8%Added
Assenagon Asset Management S.A.927$428.3K0.00%00.0%Unchanged
Telemus Capital, LLC928$428.7K0.04%+53+6.1%Added
Vestcor Inc928$429.0K0.02%−118−11.3%Reduced
QRG Capital Management, Inc.932$430.6K0.01%+932New
Guidance Capital, Inc960$430.8K0.19%+49+5.4%Added
Meiji Yasuda Asset Management Co Ltd.935$432.0K0.02%+49+5.5%Added
Greenleaf Trust936$432.4K0.00%+5+0.5%Added
Veriti Management LLC947$437.5K0.05%+13+1.4%Added
XML Financial, LLC958$442.6K0.05%+95+11.0%Added
Jennison Associates LLC1,005$464.3K0.00%−34,892−97.2%Reduced
Point72 Asset Management, L.P.1,014$468.6K0.00%+1,014New
Sawtooth Solutions, LLC1,018$470.3K0.02%−73−6.7%Reduced
Bleakley Financial Group, LLC1,018$470.3K0.02%−73−6.7%Reduced
Portside Wealth Group, LLC1,020$471.0K0.09%−367−26.5%Reduced
Paloma Partners Management Co1,026$474.0K0.10%+1,026New
Kingsview Wealth Management, LLC1,035$478.2K0.02%00.0%Unchanged
American National Bank1,044$482.3K0.08%+332+46.6%Added
Keebeck Alpha, LP1,057$488.3K0.48%−137−11.5%Reduced
Baker Tilly Wealth Management, LLC1,060$489.7K0.08%−377−26.2%Reduced
Hennion & Walsh Asset Management, Inc.1,075$496.6K0.03%+6+0.6%Added
Parkside Financial Bank & Trust1,076$497.1K0.12%−41−3.7%Reduced
Barings LLC1,082$499.9K0.02%+1,082New
SRS Capital Advisors, Inc.1,087$502.3K0.06%+894+463.2%Added
Moors & Cabot, Inc.1,144$528.5K0.04%−3−0.3%Reduced
Confluence Wealth Services, Inc.1,147$529.9K0.10%+178+18.4%Added
Empirical Finance, LLC1,156$534.1K0.04%+164+16.5%Added
Tokio Marine Asset Management Co Ltd1,167$539.2K0.03%+124+11.9%Added
Mercer Global Advisors Inc1,175$543.0K0.00%−139−10.6%Reduced
Ossiam1,182$546.1K0.01%+495+72.1%Added
Two Sigma Advisers, LP1,200$554.4K0.00%+1,200New
Prelude Capital Management, LLC1,203$555.8K0.05%+313+35.2%Added
GraniteShares Advisors LLC1,221$564.1K0.53%+1,221New
Merlin Capital LLC1,240$572.9K2.14%+31+2.6%Added
Vident Advisory, LLC1,241$573.3K0.02%+1,241New
Central Trust Co1,246$575.8K0.02%−26−2.0%Reduced
Cidel Asset Management Inc1,273$588.1K0.03%+91+7.7%Added
BIT Capital GmbH1,289$595.5K0.08%00.0%Unchanged
RMR Wealth Builders1,297$599.2K0.10%00.0%Unchanged
Squarepoint Ops LLC1,298$599.7K0.00%−42,364−97.0%Reduced
Green Alpha Advisors, LLC1,333$615.9K0.47%−139−9.4%Reduced
Lloyd Advisory Services, LLC.1,366$631.0K0.21%+1,366New
Norden Group LLC1,366$631.0K0.21%+1,366New
Beverly Hills Private Wealth, LLC1,377$636.2K0.19%−1,395−50.3%Reduced
We Are One Seven, LLC1,385$639.9K0.05%−88−6.0%Reduced
Virtus ETF Advisers LLC1,399$646.3K0.39%−257−15.5%Reduced
Glenmede Trust Co NA1,402$647.7K0.00%−69,670−98.0%Reduced
Saturna Capital CORP1,403$648.2K0.01%00.0%Unchanged
JT Stratford LLC1,424$657.9K0.17%+1,424New
Cambridge Investment Research Advisors, Inc.1,469$679.0K0.00%−403−21.5%Reduced
Gilbert & Cook, Inc.1,481$684.2K0.11%+911+159.8%Added
Kestra Advisory Services, LLC1,488$687.5K0.01%−131−8.1%Reduced
Candriam Luxembourg S.C.A.1,494$690.2K0.01%−227−13.2%Reduced
Gsa Capital Partners LLP1,497$692.0K0.06%+1,497New
Deroy & Devereaux Private Investment Counsel Inc1,504$695.0K0.05%00.0%Unchanged
Northwestern Mutual Investment Management Company, LLC1,508$696.7K0.02%+88+6.2%Added
Machina Capital S.A.S.1,530$706.9K0.40%+1,530New
Sherbrooke Park Advisers LLC1,557$719.3K0.23%+957+159.5%Added
Simplex Trading, LLC1,573$726.0K0.03%−3,378−68.2%Reduced
Nebula Research & Development LLC1,581$730.4K0.39%+505+46.9%Added
Panagora Asset Management Inc1,586$732.7K0.00%00.0%Unchanged
Caas Capital Management LP1,600$739.2K0.16%+1,600New
Baker Avenue Asset Management, LP1,631$753.5K0.04%+112+7.4%Added
Raymond James Trust N.A.1,634$754.9K0.02%−128−7.3%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,649$762.0K0.00%+1,150+230.5%Added
Mount Yale Investment Advisors, LLC1,650$762.4K0.08%+2+0.1%Added
Heartland Bank & Trust Co1,657$765.5K0.60%+21+1.3%Added
Dark Forest Capital Management LP1,665$769.2K0.06%+859+106.6%Added
Engineers Gate Manager LP1,689$780.3K0.03%+1,689New
Livforsakringsbolaget Skandia, Omsesidigt1,700$786.8K0.09%−100−5.6%Reduced
Great Lakes Advisors, LLC1,718$793.7K0.01%−24−1.4%Reduced
Norinchukin Bank, The1,731$799.7K0.02%−1,180−40.5%Reduced
Cubist Systematic Strategies, LLC1,770$817.6K0.01%+1,770New
Prudential PLC1,780$822.4K0.01%−337−15.9%Reduced
Cetera Investment Advisers1,781$822.7K0.01%−75−4.0%Reduced
Toroso Investments, LLC1,781$822.8K0.03%−1,312−42.4%Reduced
Oak Thistle LLC1,791$827.4K0.24%+1,791New
JB Capital LLC1,804$833.7K0.07%+292+19.3%Added
Baader Bank INC1,817$839.5K0.08%−321−15.0%Reduced
Dakota Wealth Management1,820$840.8K0.04%−1,072−37.1%Reduced