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Sanibel Captiva Trust Company’s Monolithic Power Systems MPWR Stock Holding History

Sanibel Captiva Trust Company’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 		$2.37M Buy
1,712
+765
+81% +$1.15M 0.06% 180
2026
Q1 		$1.04M Buy
947
+543
+134% +$593K 0.03% 238
2025
Q4 		$366K Buy
404
+5
+1% +$4.81K 0.01% 333
2025
Q3 		$367K Hold
399
– – 0.01% 334
2025
Q2 		$292K Buy
399
+16
+4% +$10.2K 0.01% 351
2025
Q1 		$222K Hold
383
– – 0.01% 370
2024
Q4 		$227K Hold
383
– – 0.01% 361
2024
Q3 		$354K Buy
383
+2
+0.5% +$1.73K 0.01% 314
2024
Q2 		$313K Hold
381
– – 0.01% 308
2024
Q1 		$258K Hold
381
– – 0.01% 327
2023
Q4 		$240K Buy
+381
New +$199K 0.01% 317

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 $3.38T AUM 44.17% 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

Sanibel Captiva Trust Company's MPWR Position: Q2 2026 in Review

Sanibel Captiva Trust Company increased its Monolithic Power Systems (MPWR) stake by 81% in Q2 2026, buying an estimated $1.15M and bringing the position to 1,712 shares worth $2.37M. The position accounts for 0.06% of the portfolio, ranked #180.

Sanibel Captiva Trust Company first reported a position in MPWR in Q4 2023 and has held it in 11 quarters since. 1,246 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Sanibel Captiva Trust Company held 1,712 shares of Monolithic Power Systems worth $2.37M as of Q2 2026.
  • Sanibel Captiva Trust Company bought 765 Monolithic Power Systems shares in Q2 2026, an estimated $1.15M.
  • Monolithic Power Systems made up 0.06% of Sanibel Captiva Trust Company's portfolio in Q2 2026, its #180 holding.
  • Sanibel Captiva Trust Company first reported a position in Monolithic Power Systems in Q4 2023 and has held it in 11 quarters since.
  • 1,246 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Sanibel Captiva Trust Company's 13F filing for Q2 2026, filed 27 Jul 2026.