BAMCO Inc
MPWR icon

BAMCO Inc’s Monolithic Power Systems MPWR Stock Holding History

BAMCO Inc’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 		$81M Sell
58,604
-4,390
-7% -$6.59M 0.12% 81
2026
Q1 		$68.9M Sell
62,994
-2,233
-3% -$2.44M 0.21% 83
2025
Q4 		$59.1M Buy
65,227
+17,031
+35% +$16.4M 0.16% 114
2025
Q3 		$44.4M Sell
48,196
-2,824
-6% -$2.29M 0.12% 153
2025
Q2 		$37.3M Buy
51,020
+1,215
+2% +$774K 0.1% 164
2025
Q1 		$28.9M Buy
49,805
+41,302
+486% +$26M 0.08% 172
2024
Q4 		$5.03M Sell
8,503
-19,412
-70% -$14.1M 0.01% 252
2024
Q3 		$25.8M Sell
27,915
-1,527
-5% -$1.32M 0.07% 186
2024
Q2 		$24.2M Sell
29,442
-2,194
-7% -$1.58M 0.07% 193
2024
Q1 		$21.4M Sell
31,636
-4,057
-11% -$2.71M 0.06% 205
2023
Q4 		$22.5M Buy
35,693
+717
+2% +$375K 0.06% 195
2023
Q3 		$16.2M Buy
34,976
+1,976
+6% +$1.01M 0.05% 213
2023
Q2 		$17.8M Buy
33,000
+439
+1% +$209K 0.05% 208
2023
Q1 		$16.3M Buy
32,561
+120
+0.4% +$55.2K 0.05% 209
2022
Q4 		$11.5M Buy
32,441
+5,719
+21% +$2.05M 0.04% 222
2022
Q3 		$9.71M Buy
26,722
+18,438
+223% +$8.2M 0.03% 240
2022
Q2 		$3.18M Buy
8,284
+6,122
+283% +$2.59M 0.01% 312
2022
Q1 		$1.05M Buy
2,162
+74
+4% +$32.3K ﹤0.01% 354
2021
Q4 		$1.03M Buy
2,088
+119
+6% +$61.4K ﹤0.01% 370
2021
Q3 		$954K Buy
1,969
+789
+67% +$359K ﹤0.01% 370
2021
Q2 		$441K Buy
+1,180
New +$415K ﹤0.01% 385

Other funds holding MPWR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
VPM
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
Norges Bank
Norges Bank Oslo, Norway $1T AUM

BAMCO Inc's MPWR Position: Q2 2026 in Review

BAMCO Inc reduced its Monolithic Power Systems (MPWR) stake by 7% in Q2 2026, selling an estimated $6.59M and leaving 58,604 shares worth $81M. The position accounts for 0.12% of the portfolio, ranked #81.

BAMCO Inc first reported a position in MPWR in Q2 2021 and has held it in 21 quarters since. 1,170 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • BAMCO Inc held 58,604 shares of Monolithic Power Systems worth $81M as of Q2 2026.
  • BAMCO Inc sold 4,390 Monolithic Power Systems shares in Q2 2026, an estimated $6.59M.
  • Monolithic Power Systems made up 0.12% of BAMCO Inc's portfolio in Q2 2026, its #81 holding.
  • BAMCO Inc first reported a position in Monolithic Power Systems in Q2 2021 and has held it in 21 quarters since.
  • 1,170 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on BAMCO Inc's 13F filing for Q2 2026, filed 14 Aug 2026.