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MPWR
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Position history for WHITTIER TRUST CO's holdings in MONOLITHIC PWR SYS INC

WHITTIER TRUST CO holds 42,010 shares of MPWR (MONOLITHIC PWR SYS INC), worth $49.6M as of 2026-Q1. The position was decreased (-5.1% shares). MPWR represents 0.6% of WHITTIER TRUST CO's portfolio.

Current Value

$49.6M

Current Shares

42,010

Total Value Change

+$17.6M

Total Shares Change

+3,126

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Decreased
42,010
-5.1%
$49.6M0.6%$1,074.37
0
2025-Q4
Increased
44,252
+0.1%
$44.5M0.5%$922.35
35
2025-Q3
Increased
44,201
+1.6%
$40.6M0.5%$883.54
35
2025-Q2
Increased
43,523
+2.4%
$31.8M0.4%$731.94
35
2025-Q1
Increased
42,486
+2.3%
$24.6M0.3%$575.12
35
2024-Q4
Increased
41,532
+3.1%
$24.6M0.3%$597.44
35
2024-Q3
Increased
40,290
+3.6%
$37.2M0.5%$914.24
36
2024-Q2
Increased
38,884
+4.8%
$31.9M0.5%$812.13
36

Other major holders of MPWR: BlackRock, Inc., VANGUARD GROUP INC

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