CWM
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CIBC World Markets’s Monolithic Power Systems MPWR Stock Holding History

CIBC World Markets’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 		$28.4M Buy
+31,321
New +$30.1M 0.14% 106
2025
Q2 		$4.41M Buy
6,023
+211
+4% +$134K 0.03% 400
2025
Q1 		$3.37M Sell
5,812
-1,904
-25% -$1.2M 0.03% 384
2024
Q4 		$4.57M Buy
7,716
+1,079
+16% +$781K 0.03% 379
2024
Q3 		$6.14M Buy
6,637
+352
+6% +$304K 0.04% 283
2024
Q2 		$5.16M Buy
6,285
+1,439
+30% +$1.04M 0.03% 306
2024
Q1 		$3.28M Sell
4,846
-11,756
-71% -$7.85M 0.02% 404
2023
Q4 		$10.5M Buy
16,602
+13,965
+530% +$7.3M 0.06% 229
2023
Q3 		$1.22M Sell
2,637
-2,646
-50% -$1.35M 0.01% 442
2023
Q2 		$2.85M Buy
5,283
+408
+8% +$194K 0.02% 406
2023
Q1 		$2.44M Sell
4,875
-8,420
-63% -$3.87M 0.04% 304
2022
Q4 		$4.7M Buy
13,295
+9,815
+282% +$3.53M 0.03% 339
2022
Q3 		$1.26M Sell
3,480
-2,402
-41% -$1.07M 0.02% 331
2022
Q2 		$2.26M Buy
5,882
+3,241
+123% +$1.37M 0.02% 364
2022
Q1 		$1.28M Buy
2,641
+1,096
+71% +$478K 0.01% 481
2021
Q4 		$762K Sell
1,545
-888
-36% -$458K ﹤0.01% 497
2021
Q3 		$1.18M Sell
2,433
-4,200
-63% -$1.91M 0.01% 490
2021
Q2 		$2.48M Sell
6,633
-904
-12% -$318K 0.02% 393
2021
Q1 		$2.66M Buy
7,537
+2,237
+42% +$815K 0.02% 401
2020
Q4 		$1.94M Buy
+5,300
New +$1.7M 0.01% 566

Other funds holding MPWR

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

CIBC World Markets's MPWR Position: Q4 2025 in Review

CIBC World Markets opened a new position in Monolithic Power Systems (MPWR) in Q4 2025: 31,321 shares worth $28.4M. The stake represents 0.14% of the portfolio and ranks #106 among its holdings. This is a return to the name: CIBC World Markets previously reported a position in MPWR as recently as Q2 2025.

CIBC World Markets first reported a position in MPWR in Q4 2020 and has held it in 20 quarters since. 1,061 funds tracked by Wall St. Rank hold MPWR as of Q4 2025.

  • CIBC World Markets held 31,321 shares of Monolithic Power Systems worth $28.4M as of Q4 2025.
  • Monolithic Power Systems was a new CIBC World Markets position in Q4 2025.
  • Monolithic Power Systems made up 0.14% of CIBC World Markets's portfolio in Q4 2025, its #106 holding.
  • CIBC World Markets first reported a position in Monolithic Power Systems in Q4 2020 and has held it in 20 quarters since.
  • 1,061 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q4 2025.

Based on CIBC World Markets's 13F filing for Q4 2025, filed 12 Feb 2026.