InsiderTrades

HSIEH Wen Hsuan

SEC CIK 1835160 · EDGAR

Buying vs selling by month open-market trades, last 38 months, all 3 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
AMBQAmbiq Micro, Inc.Dir 4,957 — — 32025-07-312026-06-08
AMPXAmprius Technologies, Inc.Dir 457.6K — $7.62M 52023-06-092026-03-12
LIDRAEye, Inc.Dir 15.66M — $199.4K 52021-09-142023-08-14

Most active insiders at AMBQ, 12 months

#InsiderTitleBoughtSold
1 Esaka FumihideCEO, Dir —$15.22M
2 Chen Sean ChihhsiangPres, COO —$5.71M
3 Chen TimothyDir —$5.63M
4 Hanson Scott McLeanCTO, Dir —$5.17M
5 Winzeler Jeffrey GCFO —$1.82M
6 ZHANG KERDir —$644.9K
7 TAUTGES JOSEPH ADir —$241.8K
8 Connors Michele KimGC —$21.2K
9 Banks Bernard BennettDir ——
10 HSIEH Wen HsuanDir ——

Transactions 13

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-06-10 17:01 2026-06-08 AMBQ Ambiq Micro, Inc. HSIEH Wen Hsuan Dir A - Grant $0.00 +4,957 4,957 New $0
D 2026-03-13 2026-03-12 AMPX Amprius Technologies, Inc. HSIEH Wen Hsuan Dir M - OptEx $2.61 +270.3K 457.6K +144% +$705.4K
DM 2026-03-13 2026-03-12 AMPX Amprius Technologies, Inc. HSIEH Wen Hsuan Dir S - Sale+OE $18.45 -413.1K 44.4K -90% -$7.62M
DI 2026-02-20 2026-02-18 AMBQ Ambiq Micro, Inc. HSIEH Wen Hsuan Dir M - OptEx $12.60 +238.9K 633.9K +60% +$3.01M
DI 2025-07-31 2025-07-31 AMBQ Ambiq Micro, Inc. HSIEH Wen Hsuan Dir C - Cnv Deriv — +395.0K 395.0K New —
2025-06-17 2025-06-13 AMPX Amprius Technologies, Inc. HSIEH Wen Hsuan Dir A - Grant $0.00 +44.4K 187.3K +31% $0
2024-06-07 2024-06-07 AMPX Amprius Technologies, Inc. HSIEH Wen Hsuan Dir A - Grant $0.00 +125.0K 142.9K +699% $0
I 2023-08-16 2023-08-14 LIDR AEye, Inc. HSIEH Wen Hsuan Dir S - Sale $0.31 -643.3K 15.66M -4% -$199.4K
2023-06-12 2023-06-09 AMPX Amprius Technologies, Inc. HSIEH Wen Hsuan Dir A - Grant $0.00 +17.9K 17.9K New $0
2023-05-05 2023-05-03 LIDR AEye, Inc. HSIEH Wen Hsuan Dir A - Grant $0.00 +886.8K 962.2K +1,176% $0
2022-05-11 2022-05-10 LIDR AEye, Inc. HSIEH Wen Hsuan Dir A - Grant $0.00 +33.1K 75.4K +78% $0
A 2021-09-17 2021-09-14 LIDR AEye, Inc. HSIEH Wen Hsuan Dir A - Grant $0.00 +42.3K 42.3K New $0
2021-09-16 2021-09-14 LIDR AEye, Inc. HSIEH Wen Hsuan Dir A - Grant $0.00 +42.3K 42.3K New $0

Purchase Sale Sale after option exercise All abbreviations