Chen Sean Chihhsiang

Track

Insider profile

Performance

Overall performance
Performance over holding periods
30 days 90 days 120 days
Average return -21% 8.2% 15.1%
Success rate 0% 68% 82%
Transactions
2 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Chen Sean Chihhsiang's trades of Ambiq Micro 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
Sale
Price
254.58
Quantity 93,800 +48.9%
Value US$1,850,237
Transaction date
Sale
Price
428.61
Quantity 75,058 -10.1%
Value US$3,208,558
Transaction date
Proposed sale
Price
264.55
Quantity 13,317
Value US$594,689
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-18 2026-05-15
S Sale
93,800 +48.9%
254.58
US$1,850,237 		93,800 +48.9% 254.58 US$1,850,237
2026-05-18 2026-05-15
S Sale
75,058 -10.1%
428.61
US$3,208,558 		75,058 -10.1% 428.61 US$3,208,558
2026-05-15 2026-05-15
PrS Proposed sale
13,317
264.55
US$594,689 		13,317 264.55 US$594,689