Aviva
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Aviva’s Monolithic Power Systems MPWR Stock Holding History

Aviva’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
Q2 		$56.8M Buy
41,119
+248
+0.6% +$372K 0.08% 225
2026
Q1 		$44.7M Buy
40,871
+1,016
+3% +$1.11M 0.08% 246
2025
Q4 		$36.1M Buy
39,855
+2,049
+5% +$1.97M 0.06% 277
2025
Q3 		$34.8M Buy
37,806
+2,104
+6% +$1.71M 0.06% 278
2025
Q2 		$26.1M Buy
35,702
+32,918
+1,182% +$21M 0.05% 306
2025
Q1 		$1.61M Sell
2,784
-47
-2% -$29.6K ﹤0.01% 593
2024
Q4 		$1.68M Buy
2,831
+282
+11% +$204K ﹤0.01% 604
2024
Q3 		$2.36M Sell
2,549
-63
-2% -$54.4K 0.01% 530
2024
Q2 		$2.15M Sell
2,612
-26
-1% -$18.8K 0.01% 574
2024
Q1 		$1.79M Sell
2,638
-3,001
-53% -$2M 0.01% 592
2023
Q4 		$3.56M Sell
5,639
-2,072
-27% -$1.08M 0.01% 546
2023
Q3 		$3.56M Buy
7,711
+3,087
+67% +$1.58M 0.02% 547
2023
Q2 		$2.5M Sell
4,624
-2,710
-37% -$1.29M 0.01% 595
2023
Q1 		$3.67M Sell
7,334
-10,555
-59% -$4.85M 0.02% 599
2022
Q4 		$6.33M Sell
17,889
-9,105
-34% -$3.27M 0.03% 539
2022
Q3 		$9.81M Buy
26,994
+2,456
+10% +$1.09M 0.06% 436
2022
Q2 		$9.42M Buy
24,538
+7,540
+44% +$3.18M 0.05% 464
2022
Q1 		$8.26M Sell
16,998
-4,279
-20% -$1.86M 0.04% 471
2021
Q4 		$10.5M Buy
21,277
+1,027
+5% +$530K 0.04% 389
2021
Q3 		$9.81M Buy
20,250
+3,103
+18% +$1.41M 0.04% 402
2021
Q2 		$6.4M Sell
17,147
-5,376
-24% -$1.89M 0.03% 522
2021
Q1 		$7.96M Buy
22,523
+12,732
+130% +$4.64M 0.04% 403
2020
Q4 		$3.59M Sell
9,791
-6,359
-39% -$2.04M 0.02% 563
2020
Q3 		$4.51M Sell
16,150
-1,143
-7% -$297K 0.03% 473
2020
Q2 		$4.1M Sell
17,293
-12,352
-42% -$2.5M 0.03% 471
2020
Q1 		$4.96M Buy
29,645
+17,759
+149% +$3.04M 0.04% 400
2019
Q4 		$2.12M Buy
+11,886
New +$1.9M 0.01% 670

Other funds holding MPWR

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
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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
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 $999B AUM 46.22% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Aviva's MPWR Position: Q2 2026 in Review

Aviva increased its Monolithic Power Systems (MPWR) stake by 0.61% in Q2 2026, buying an estimated $372K and bringing the position to 41,119 shares worth $56.8M. The position accounts for 0.08% of the portfolio, ranked #225.

Aviva first reported a position in MPWR in Q4 2019 and has held it in 27 quarters since. 1,243 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Aviva held 41,119 shares of Monolithic Power Systems worth $56.8M as of Q2 2026.
  • Aviva bought 248 Monolithic Power Systems shares in Q2 2026, an estimated $372K.
  • Monolithic Power Systems made up 0.08% of Aviva's portfolio in Q2 2026, its #225 holding.
  • Aviva first reported a position in Monolithic Power Systems in Q4 2019 and has held it in 27 quarters since.
  • 1,243 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Aviva's 13F filing for Q2 2026, filed 13 Aug 2026.