Picton Mahoney Asset Management’s Monolithic Power Systems MPWR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$821K Buy
+594
New +$892K 0.01% 744
2026
Q1
– Sell
-981
Closed -$889K – 1355
2025
Q4
$889K Buy
+981
New +$944K 0.01% 581
2024
Q4
– Sell
-411
Closed -$380K – 900
2024
Q3
$380K Buy
411
+181
+79% +$156K 0.01% 264
2024
Q2
$189K Buy
+230
New +$166K 0.01% 280
2023
Q1
– Sell
-427
Closed -$150K – 561
2022
Q4
$150K Buy
+427
New +$153K 0.01% 473

Other funds holding MPWR

Picton Mahoney Asset Management's MPWR Position: Q2 2026 in Review

Picton Mahoney Asset Management opened a new position in Monolithic Power Systems (MPWR) in Q2 2026: 594 shares worth $821K. The stake represents 0.01% of the portfolio and ranks #744 among its holdings. This is a return to the name: Picton Mahoney Asset Management previously reported a position in MPWR as recently as Q4 2025.

Picton Mahoney Asset Management first reported a position in MPWR in Q4 2022 and has held it in 5 quarters since. The position peaked at $889K in Q4 2025. 1,246 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Picton Mahoney Asset Management held 594 shares of Monolithic Power Systems worth $821K as of Q2 2026.
  • Monolithic Power Systems was a new Picton Mahoney Asset Management position in Q2 2026.
  • Monolithic Power Systems made up 0.01% of Picton Mahoney Asset Management's portfolio in Q2 2026, its #744 holding.
  • Picton Mahoney Asset Management first reported a position in Monolithic Power Systems in Q4 2022 and has held it in 5 quarters since.
  • Picton Mahoney Asset Management's Monolithic Power Systems position peaked at $889K in Q4 2025.
  • 1,246 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Picton Mahoney Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.