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Coldstream Capital Management’s Monolithic Power Systems MPWR Stock Holding History

Coldstream Capital Management’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
2026
Q1 		$3.65M Sell
3,342
-1,525
-31% -$1.67M 0.05% 173
2025
Q4 		$4.41M Sell
4,867
-288
-6% -$277K 0.06% 164
2025
Q3 		$4.75M Sell
5,155
-2
-0% -$1.62K 0.06% 155
2025
Q2 		$3.77M Buy
5,157
+276
+6% +$176K 0.06% 175
2025
Q1 		$2.83M Buy
4,881
+928
+23% +$585K 0.06% 183
2024
Q4 		$2.34M Buy
3,953
+178
+5% +$129K 0.05% 217
2024
Q3 		$3.46M Sell
3,775
-460
-11% -$397K 0.07% 152
2024
Q2 		$3.48M Buy
4,235
+161
+4% +$116K 0.08% 134
2024
Q1 		$2.76M Sell
4,074
-772
-16% -$515K 0.07% 141
2023
Q4 		$3.06M Buy
4,846
+265
+6% +$138K 0.09% 126
2023
Q3 		$2.12M Buy
4,581
+47
+1% +$24K 0.07% 158
2023
Q2 		$2.45M Sell
4,534
-26
-0.6% -$12.4K 0.08% 145
2023
Q1 		$2.28M Buy
4,560
+78
+2% +$35.9K 0.08% 154
2022
Q4 		$1.59M Buy
+4,482
New +$1.61M 0.06% 207
2022
Q2 		$1.81M Buy
4,726
+390
+9% +$165K 0.07% 152
2022
Q1 		$2.11M Sell
4,336
-2,322
-35% -$1.01M 0.07% 138
2021
Q4 		$3.29M Buy
6,658
+5,374
+419% +$2.77M 0.1% 121
2021
Q3 		$359K Sell
1,284
-8,301
-87% -$3.78M 0.02% 293
2021
Q2 		$3.58M Buy
9,585
+5,494
+134% +$1.93M 0.14% 104
2021
Q1 		$1.45M Sell
4,091
-290
-7% -$106K 0.08% 127
2020
Q4 		$1.6M Buy
4,381
+3,122
+248% +$1M 0.1% 103
2020
Q3 		$352K Hold
1,259
– – 0.03% 222
2020
Q2 		$298K Sell
1,259
-64
-5% -$13K 0.03% 230
2020
Q1 		$222K Sell
1,323
-157
-11% -$26.9K 0.02% 243
2019
Q4 		$264K Sell
1,480
-49
-3% -$7.83K 0.02% 276
2019
Q3 		$238K Hold
1,529
– – 0.02% 283
2019
Q2 		$207K Sell
1,529
-3
-0.2% -$408 0.02% 308
2019
Q1 		$208K Buy
+1,532
New +$201K 0.02% 292
2018
Q3 		– Sell
-1,504
Closed -$201K – 362
2018
Q2 		$201K Buy
+1,504
New +$192K 0.02% 316

Other funds holding MPWR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Coldstream Capital Management's MPWR Position: Q1 2026 in Review

Coldstream Capital Management reduced its Monolithic Power Systems (MPWR) stake by 31% in Q1 2026, selling an estimated $1.67M and leaving 3,342 shares worth $3.65M. The position accounts for 0.05% of the portfolio, ranked #173.

Coldstream Capital Management first reported a position in MPWR in Q2 2018 and has held it in 29 quarters since. The position peaked at $4.75M in Q3 2025. 1,120 funds tracked by Wall St. Rank hold MPWR as of Q1 2026.

  • Coldstream Capital Management held 3,342 shares of Monolithic Power Systems worth $3.65M as of Q1 2026.
  • Coldstream Capital Management sold 1,525 Monolithic Power Systems shares in Q1 2026, an estimated $1.67M.
  • Monolithic Power Systems made up 0.05% of Coldstream Capital Management's portfolio in Q1 2026, its #173 holding.
  • Coldstream Capital Management first reported a position in Monolithic Power Systems in Q2 2018 and has held it in 29 quarters since.
  • Coldstream Capital Management's Monolithic Power Systems position peaked at $4.75M in Q3 2025.
  • 1,120 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q1 2026.

Based on Coldstream Capital Management's 13F filing for Q1 2026, filed 8 May 2026.