CIBC Private Wealth Group
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CIBC Private Wealth Group’s Monolithic Power Systems MPWR Stock Holding History

CIBC Private Wealth Group’s Portfolio MPWR Stock Details MPWR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		$53.4M Sell
58,914
-3,449
-6% -$3.32M 0.09% 180
2025
Q3 		$57.4M Sell
62,363
-1,277
-2% -$1.04M 0.1% 182
2025
Q2 		$46.5M Sell
63,640
-3,214
-5% -$2.05M 0.08% 197
2025
Q1 		$30.4M Sell
66,854
-104,291
-61% -$65.7M 0.06% 210
2024
Q4 		$106M Sell
171,145
-123,470
-42% -$89.4M 0.19% 113
2024
Q3 		$272M Buy
294,615
+51,002
+21% +$44M 0.49% 56
2024
Q2 		$208M Buy
243,613
+97,129
+66% +$70.1M 0.39% 71
2024
Q1 		$97.9M Buy
146,484
+30,297
+26% +$20.2M 0.19% 121
2023
Q4 		$73.3M Sell
116,187
-31,035
-21% -$16.2M 0.16% 132
2023
Q3 		$68M Sell
147,222
-8,459
-5% -$4.33M 0.16% 125
2023
Q2 		$84.1M Buy
155,681
+12,274
+9% +$5.83M 0.18% 122
2023
Q1 		$71.8M Buy
143,407
+36,573
+34% +$16.8M 0.16% 139
2022
Q4 		$37.8K Buy
106,834
+53,709
+101% +$19.3M ﹤0.01% 736
2022
Q3 		$19.3M Buy
53,125
+48,073
+952% +$21.4M 0.05% 233
2022
Q2 		$1.94M Sell
5,052
-632
-11% -$267K 0.01% 492
2022
Q1 		$2.76M Sell
5,684
-117,491
-95% -$51.2M 0.01% 471
2021
Q4 		$60.8M Sell
123,175
-1,222
-1% -$631K 0.13% 144
2021
Q3 		$60.3M Sell
124,397
-1,126
-0.9% -$512K 0.14% 138
2021
Q2 		$46.9M Sell
125,523
-153,565
-55% -$54M 0.11% 157
2021
Q1 		$98.6M Sell
279,088
-86,469
-24% -$31.5M 0.25% 104
2020
Q4 		$134M Buy
365,557
+16,424
+5% +$5.26M 0.35% 72
2020
Q3 		$97.6M Buy
+349,133
New +$90.8M 0.3% 80

Other funds holding MPWR

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $935B AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

CIBC Private Wealth Group's MPWR Position: Q4 2025 in Review

CIBC Private Wealth Group reduced its Monolithic Power Systems (MPWR) stake by 5.5% in Q4 2025, selling an estimated $3.32M and leaving 58,914 shares worth $53.4M. The position accounts for 0.09% of the portfolio, ranked #180.

CIBC Private Wealth Group first reported a position in MPWR in Q3 2020 and has held it in 22 quarters since. The position peaked at $272M in Q3 2024. 1,059 funds tracked by Wall St. Rank hold MPWR as of Q4 2025.

  • CIBC Private Wealth Group held 58,914 shares of Monolithic Power Systems worth $53.4M as of Q4 2025.
  • CIBC Private Wealth Group sold 3,449 Monolithic Power Systems shares in Q4 2025, an estimated $3.32M.
  • Monolithic Power Systems made up 0.09% of CIBC Private Wealth Group's portfolio in Q4 2025, its #180 holding.
  • CIBC Private Wealth Group first reported a position in Monolithic Power Systems in Q3 2020 and has held it in 22 quarters since.
  • CIBC Private Wealth Group's Monolithic Power Systems position peaked at $272M in Q3 2024.
  • 1,059 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q4 2025.

Based on CIBC Private Wealth Group's 13F filing for Q4 2025, filed 12 Feb 2026.