Armstrong Advisory Group
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Armstrong Advisory Group’s Monolithic Power Systems MPWR Stock Holding History

Armstrong Advisory 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
2026
Q3 		$27.2K Buy
20
+4
+25% +$5.24K ﹤0.01% 529
2026
Q2 		$22.3K Buy
16
+2
+14% +$3K ﹤0.01% 573
2026
Q1 		$15.5K Sell
14
-16
-53% -$17.5K ﹤0.01% 612
2025
Q4 		$27.3K Sell
30
-11
-27% -$10.6K ﹤0.01% 506
2025
Q3 		$37.9K Buy
41
+27
+193% +$21.9K ﹤0.01% 445
2025
Q2 		$10.3K Buy
14
+4
+40% +$2.55K ﹤0.01% 660
2025
Q1 		$5.94K Hold
10
– – ﹤0.01% 677
2024
Q4 		$5.94K Hold
10
– – ﹤0.01% 677
2024
Q3 		$9.28K Hold
10
– – ﹤0.01% 604
2024
Q2 		$8.23K Hold
10
– – ﹤0.01% 607
2024
Q1 		$6.31K Hold
10
– – ﹤0.01% 618
2023
Q4 		$6.31K Buy
+10
New +$5.22K ﹤0.01% 618

Other funds holding MPWR

Zevenbergen Capital Investments
Zevenbergen Capital Investments Edmonds, Washington $4.37B AUM 52.9% 1-Year Est. Return
Congress Asset Management
Congress Asset Management Boston, Massachusetts $15.4B AUM 30.35% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
Vontobel Holding
Vontobel Holding Zurich, Switzerland $27.7B AUM 21.75% 1-Year Est. Return
Park National Corp
Park National Corp Newark, Ohio $3.69B AUM 18.32% 1-Year Est. Return
Fjarde Ap-fonden
Fjarde Ap-fonden Stockholm, Sweden $19.4B AUM 31.69% 1-Year Est. Return
Nisa Investment Advisors
Nisa Investment Advisors St. Louis, Missouri $34.7B AUM 25.93% 1-Year Est. Return
Czech National Bank
Czech National Bank Prague, Czech Republic $18.9B AUM 36.24% 1-Year Est. Return
MN Services Vermogensbeheer
MN Services Vermogensbeheer The Hague, Netherlands $13.4B AUM 37.34% 1-Year Est. Return
Copeland Capital Management
Copeland Capital Management Conshohocken, Pennsylvania $4.34B AUM 17.52% 1-Year Est. Return

Armstrong Advisory Group's MPWR Position: Q3 2026 in Review

Armstrong Advisory Group increased its Monolithic Power Systems (MPWR) stake by 25% in Q3 2026, buying an estimated $5.24K and bringing the position to 20 shares worth $27.2K. The position accounts for ﹤0.01% of the portfolio, ranked #529.

Armstrong Advisory Group first reported a position in MPWR in Q4 2023 and has held it in 12 quarters since. The position peaked at $37.9K in Q3 2025. 199 funds tracked by Wall St. Rank hold MPWR as of Q3 2026.

  • Armstrong Advisory Group held 20 shares of Monolithic Power Systems worth $27.2K as of Q3 2026.
  • Armstrong Advisory Group bought 4 Monolithic Power Systems shares in Q3 2026, an estimated $5.24K.
  • Monolithic Power Systems made up ﹤0.01% of Armstrong Advisory Group's portfolio in Q3 2026, its #529 holding.
  • Armstrong Advisory Group first reported a position in Monolithic Power Systems in Q4 2023 and has held it in 12 quarters since.
  • Armstrong Advisory Group's Monolithic Power Systems position peaked at $37.9K in Q3 2025.
  • 199 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q3 2026.

Based on Armstrong Advisory Group's 13F filing for Q3 2026, filed 9 Oct 2026.