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David Shaw’s Monolithic Power Systems MPWR Stock Holding History

David Shaw’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 		$1.38M Buy
+1,000
New +$1.5M ﹤0.01% 3510
2026
Q1 		– Sell
-500
Closed -$453K – 4860
2025
Q4 		$453K Sell
500
-900
-64% -$866K ﹤0.01% 3972
2025
Q3 		$1.29M Hold
1,400
– – ﹤0.01% 3291
2025
Q2 		$1.02M Hold
1,400
– – ﹤0.01% 3222
2025
Q1 		$812K Buy
1,400
+500
+56% +$315K ﹤0.01% 3221
2024
Q4 		$533K Buy
+900
New +$652K ﹤0.01% 3580
2023
Q4 		– Sell
-20,000
Closed -$9.24M – 4485
2023
Q3 		$9.24M Buy
+20,000
New +$10.2M 0.01% 1342
2022
Q4 		– Sell
-10,100
Closed -$3.67M – 5010
2022
Q3 		$3.67M Hold
10,100
– – ﹤0.01% 2422
2022
Q2 		$3.88M Hold
10,100
– – ﹤0.01% 2436
2022
Q1 		$4.91M Sell
10,100
-10,000
-50% -$4.36M ﹤0.01% 2335
2021
Q4 		$9.92M Buy
20,100
+9,200
+84% +$4.75M 0.01% 1671
2021
Q3 		$5.28M Buy
+10,900
New +$4.96M ﹤0.01% 2060
2018
Q2 		– Sell
-22,900
Closed -$2.65M – 3816
2018
Q1 		$2.65M Sell
22,900
-12,600
-35% -$1.49M ﹤0.01% 1846
2017
Q4 		$3.99M Buy
+35,500
New +$4.12M 0.01% 1646
2015
Q1 		– Sell
-21,100
Closed -$1.05M – 3866
2014
Q4 		$1.05M Sell
21,100
-12,400
-37% -$557K ﹤0.01% 2790
2014
Q3 		$1.48M Buy
33,500
+21,100
+170% +$928K ﹤0.01% 2472
2014
Q2 		$525K Buy
+12,400
New +$481K ﹤0.01% 3486

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

David Shaw's MPWR Position: Q2 2026 in Review

David Shaw increased its Monolithic Power Systems (MPWR) stake by 149% in Q2 2026, buying an estimated $2.73M and bringing the position to 3,035 shares worth $4.2M. The position accounts for ﹤0.01% of the portfolio, ranked #2550.

David Shaw first reported a position in MPWR in Q2 2013 and has held it in 48 quarters since. The position peaked at $60.8M in Q1 2023. 1,235 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • David Shaw held 3,035 shares of Monolithic Power Systems worth $4.2M as of Q2 2026.
  • David Shaw bought 1,818 Monolithic Power Systems shares in Q2 2026, an estimated $2.73M.
  • Monolithic Power Systems made up ﹤0.01% of David Shaw's portfolio in Q2 2026, its #2550 holding.
  • David Shaw first reported a position in Monolithic Power Systems in Q2 2013 and has held it in 48 quarters since.
  • David Shaw's Monolithic Power Systems position peaked at $60.8M in Q1 2023.
  • 1,235 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.