SEC CIK 1964786

Huang Chiao Chieh

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
EFOIview stock →1,421,2192025-11-26

Position History — EFOI

Reported shares owned immediately after each Form 4 transaction, over time.

0886,3391,772,6782,659,0172023-032023-062025-032025-062025-082025-11

Recent Filings — EFOI

DateActivitySharesPriceOwned After
2025-11-26Open-market buy262,009$2.291,421,219
2025-08-15Open-market buy264,550$1.891,159,210
2025-06-23Open-market buy110,497$1.81894,660
2025-03-27Open-market buy103,627$1.93784,163
2023-06-29Grant / award343,465$1.76680,536
2023-03-28Grant / award108,502$0.562,659,017

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.