MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025
Shares 710 Value ($000) $1 Avg Close $808.07 Range $684.50 - $934.81
Q2 2025
Shares 340 Value ($000) $0 Avg Close $633.58 Range $436.42 - $750.80
Q1 2025
Shares 1,151 Value ($000) $1 Avg Close $624.99 Range $550.94 - $718.03
Q3 2023
Shares 1,573 Value ($000) $1 Avg Close $501.94 Range $430.22 - $584.79
Q2 2023
Shares 4,951 Value ($000) $3 Avg Close $465.29 Range $375.28 - $542.22
Q1 2023
Shares 336 Value ($000) $0 Avg Close $449.31 Range $331.60 - $518.64
Q1 2021
Shares 44 Value ($000) $15 Avg Close $351.26 Range $290.78 - $392.28
Q4 2020
Shares 2,349 Value ($000) $860 Avg Close $308.64 Range $261.69 - $353.99
Q4 2019
Shares 768 Value ($000) $136 Avg Close $152.39 Range $125.11 - $175.03
Q2 2019
Shares 2,418 Value ($000) $328 Avg Close $129.05 Range $108.95 - $152.95
Q2 2018
Shares 9 Value ($000) $1 Avg Close $119.62 Range $102.58 - $133.88
Q1 2018
Shares 377 Value ($000) $43 Avg Close $111.03 Range $96.61 - $119.53
Q4 2017
Shares 914 Value ($000) $102 Avg Close $108.54 Range $98.18 - $118.56
Q2 2017
Shares 1,764 Value ($000) $170 Avg Close $88.76 Range $82.13 - $96.78
Q4 2016
Shares 229 Value ($000) $18 Avg Close $74.44 Range $69.57 - $81.67
Q3 2016
Shares 2,754 Value ($000) $221 Avg Close $68.33 Range $60.21 - $75.04
Q2 2016
Shares 334 Value ($000) $22 Avg Close $60.38 Range $55.33 - $65.50
Q1 2016
Shares 1,856 Value ($000) $118 Avg Close $54.76 Range $50.58 - $59.11
Q4 2015
Shares 1,412 Value ($000) $89 Avg Close $56.88 Range $45.12 - $63.43
Q3 2015
Shares 873 Value ($000) $44 Avg Close $45.23 Range $37.18 - $48.10
Q1 2015
Shares 2,168 Value ($000) $114 Avg Close $45.64 Range $40.76 - $50.87