Barclays
MPWR icon

Barclays’s Monolithic Power Systems MPWR Stock Holding History

Barclays’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
2021
Q4 		– Sell
-14,500
Closed -$7.03M – 4527
2021
Q3 		$7.03M Buy
+14,500
New +$6.6M ﹤0.01% 1395
2019
Q3 		– Sell
-1,000
Closed -$136K – 6971
2019
Q2 		$136K Hold
1,000
– – ﹤0.01% 5443
2019
Q1 		$135K Buy
+1,000
New +$131K ﹤0.01% 5118

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

Barclays's MPWR Position: Q2 2026 in Review

Barclays reduced its Monolithic Power Systems (MPWR) stake by 15% in Q2 2026, selling an estimated $123M and leaving 474,132 shares worth $655M. The position accounts for 0.13% of the portfolio, ranked #100.

Barclays first reported a position in MPWR in Q2 2013 and has held it in 52 quarters since. 1,245 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Barclays held 474,132 shares of Monolithic Power Systems worth $655M as of Q2 2026.
  • Barclays sold 81,676 Monolithic Power Systems shares in Q2 2026, an estimated $123M.
  • Monolithic Power Systems made up 0.13% of Barclays's portfolio in Q2 2026, its #100 holding.
  • Barclays first reported a position in Monolithic Power Systems in Q2 2013 and has held it in 52 quarters since.
  • 1,245 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

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