DEAN ROBERT W II

Track

Insider profile

Performance

Overall performance
3.5
Performance over holding periods
3.5
30 days 90 days 120 days
Average return 10% 8.2% 15.1%
Success rate 100% 68% 82%
Transactions
4 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
DEAN ROBERT W II's trades of Monolithic Power Systems Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Transaction date
Proposed sale
Price
209.66
Quantity 79,884
Value US$3,544,443
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-26 2026-08-24
S Sale
1,072 +26.5%
196.11
US$3,837,459 		1,072 +26.5% 196.11 US$3,837,459
2026-08-24 2026-08-24
PrS Proposed sale
79,884
209.66
US$3,544,443 		79,884 209.66 US$3,544,443
2026-08-19 2026-08-17
S Sale
22,782 -15.2%
331.01
US$4,430,948 		22,782 -15.2% 331.01 US$4,430,948
2026-08-17 2026-08-17
PrS Proposed sale
6
1,354.74
US$8,128 		6 1,354.74 US$8,128
2026-08-06 2026-08-05
S Sale
105 -1.5%
1,344.27
US$141,148 		105 -1.5% 1,344.27 US$141,148
2026-08-05 2026-08-05
PrS Proposed sale
105
1,344.27
US$141,148 		105 1,344.27 US$141,148
2026-05-28 2026-05-26
S Sale
22 -0.4%
1,649.56
US$36,290 		22 -0.4% 1,649.56 US$36,290
2026-05-26 2026-05-26
PrS Proposed sale
22
1,631.01
US$35,882 		22 1,631.01 US$35,882
2026-05-20 2026-05-18
S Sale
4 -0.1%
1,563.28
US$6,253 		4 -0.1% 1,563.28 US$6,253
2026-05-18 2026-05-18
PrS Proposed sale
4
1,563.28
US$6,253 		4 1,563.28 US$6,253