Chen Sean Chihhsiang

Track

Insider profile

Performance

Overall performance
2.1
Performance over holding periods
2.1
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
Proposed sale
Price
46.41
Quantity 49,479
Value US$3,901,589
Transaction date
Proposed sale
Price
230.82
Quantity 10,739
Value US$297,028
Transaction date
Planned sale
Price
100.75
Quantity 99,935 -32.5%
Value US$258,976
Transaction date
Planned sale
Price
60.24
Quantity 11,000 -8.3%
Value US$662,618
Transaction date
Planned sale
Price
59.36
Quantity 2,600 -1.9%
Value US$154,346
Transaction date
Planned sale
Price
57.68
Quantity 2,126 -1.7%
Value US$122,625
Transaction date
Planned sale
Price
57.09
Quantity 12,874 -9.5%
Value US$734,933
Transaction date
Proposed sale
Price
56.43
Quantity 30,000
Value US$1,692,900
Transaction date
Sale
Price
71.37
Quantity 23,334 -16.2%
Value US$1,665,455
Transaction date
Sale
Price
70.53
Quantity 32,351 -18.4%
Value US$2,281,826
Transaction date
Proposed sale
Price
70.89
Quantity 55,685
Value US$3,947,281
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-10-05 2026-10-05
PrS Proposed sale
49,479
46.41
US$3,901,589 		49,479 46.41 US$3,901,589
2026-10-02 2026-10-02
PrS Proposed sale
10,739
230.82
US$297,028 		10,739 230.82 US$297,028
2026-09-15 2026-09-14
PlS Planned sale
99,935 -32.5%
100.75
US$258,976 		99,935 -32.5% 100.75 US$258,976
2026-09-15 2026-09-14
PlS Planned sale
11,000 -8.3%
60.24
US$662,618 		11,000 -8.3% 60.24 US$662,618
2026-09-15 2026-09-14
PlS Planned sale
2,600 -1.9%
59.36
US$154,346 		2,600 -1.9% 59.36 US$154,346
2026-09-09 2026-09-04
PlS Planned sale
2,126 -1.7%
57.68
US$122,625 		2,126 -1.7% 57.68 US$122,625
2026-09-09 2026-09-04
PlS Planned sale
12,874 -9.5%
57.09
US$734,933 		12,874 -9.5% 57.09 US$734,933
2026-09-04 2026-09-04
PrS Proposed sale
30,000
56.43
US$1,692,900 		30,000 56.43 US$1,692,900
2026-05-18 2026-05-15
S Sale
23,334 -16.2%
71.37
US$1,665,455 		23,334 -16.2% 71.37 US$1,665,455
2026-05-18 2026-05-15
S Sale
32,351 -18.4%
70.53
US$2,281,826 		32,351 -18.4% 70.53 US$2,281,826
2026-05-15 2026-05-15
PrS Proposed sale
55,685
70.89
US$3,947,281 		55,685 70.89 US$3,947,281