GCT Semiconductor Holding, Inc. (GCTS)
Data as of , from SEC Form 4 filings.
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- Hyunsoo ShinOpen-market purchase$21K
Kyeongho Lee - DirectorGrant or award12,971 sh- Robert Barker - DirectorGrant or award
About GCT Semiconductor Holding, Inc. (GCTS)
GCT Semiconductor Holding Inc is a designer and supplier of 5G and 4G LTE semiconductor solutions. It enabled fast and reliable 4G LTE connectivity to numerous commercial devices such as CPEs, mobile hotspots, routers, M2M applications, and smartphones, etc. The system-on-chip solutions integrate radio frequency, baseband modem, and digital signal processing functions, therefore offering complete 4G and 5G platform solutions with small form factors, low power consumption, high performance, high reliability, and cost-effectiveness. Geographically, operates in South Korea and the United States, with maximum revenue from the USA.
- SAN JOSE, CA
- 126
- 2024
- XNYS
GCTS Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 10 | 547,826 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
GCTS insider transactions (Form 4)
3359 Form 4 filings on record, the earliest from Nov 21, 2024, newest first. Filing history page 2 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Hyunsoo Shin | Open-market purchase | Common Stock | 25,453 | $1.28 | $33K | |
| Hyunsoo Shin | Open-market purchase | Common Stock | 3,180 | $1.28 | $4K | |
| Hyunsoo Shin | Grant or award | Common Stock | 18,092 | $0.00 | - | |
| Kukjin Chun | Grant or award | Common Stock | 18,092 | $0.00 | - | |
| Robert Barker | Grant or award | Common Stock | 18,092 | $0.00 | - | |
 Jeffrey Tuder | Grant or award | Common Stock | 18,092 | $0.00 | - | |
| Kyeongho Lee | Grant or award | Common Stock | 18,092 | $0.00 | - | |
| Nelson Chan | Grant or award | Common Stock | 18,092 | $0.00 | - | |
| John Schlaefer - Officer | Other | Common Stock, par value $0.0001 per share | 555 | $0.00 | - | |
| Jeong-Min Kim - Officer | Grant or award | Common Stock, par value $0.0001 per share | 75,000 | $0.00 | - | |
| Alex Sum - Officer | Grant or award | Common Stock, par value $0.0001 per share | 75,000 | $0.00 | - | |
| John Schlaefer - Officer | Grant or award | Common Stock, par value $0.0001 per share | 75,000 | $0.00 | - | |
| Edmond Cheng - Officer | Grant or award | Common Stock, par value $0.0001 per share | 75,000 | $0.00 | - | |
| Hyunsoo Shin | Open-market purchase | Common Stock | 44,067 | $1.51 | $67K | |
| Hyunsoo Shin | Open-market purchase | Common Stock | 8,250 | $1.26 | $10K | |
| Hyunsoo Shin | Open-market purchase | Common Stock | 10,300 | $1.30 | $13K | |
| Hyunsoo Shin | Open-market purchase | Common Stock | 121,000 | $1.26 | $152K | |
| Kukjin Chun | Grant or award | Common Stock | 18,456 | $0.00 | - | |
| Hyunsoo Shin | Grant or award | Common Stock | 18,456 | $0.00 | - | |
| Robert Barker | Grant or award | Common Stock | 18,456 | $0.00 | - | |
| Jeffrey Tuder | Grant or award | Common Stock | 18,456 | $0.00 | - | |
| Kyeongho Lee | Grant or award | Common Stock | 18,456 | $0.00 | - | |
| Nelson Chan | Grant or award | Common Stock | 18,456 | $0.00 | - | |
| Nelson Chan | Grant or award | Common Stock | 16,768 | $0.00 | - | |
| Hyunsoo Shin | Grant or award | Common Stock | 800 | $2.50 | $2K | |
| Hyunsoo Shin | Grant or award | Common Stock | 200 | $2.50 | $500 | |
| Hyunsoo Shin | Grant or award | Common Stock | 37,000 | $2.57 | $95K | |
| Hyunsoo Shin | Grant or award | Common Stock | 8,208 | $0.00 | - | |
| Kukjin Chun | Grant or award | Common Stock | 8,208 | $0.00 | - | |
| Robert Barker | Grant or award | Common Stock | 8,208 | $0.00 | - | |
| Jeffrey Tuder | Grant or award | Common Stock | 8,208 | $0.00 | - | |
| Kyeongho Lee | Grant or award | Common Stock | 8,208 | $0.00 | - | |
| Nelson Chan | Grant or award | Common Stock | 8,208 | $0.00 | - |
GCTS insider trading FAQ
What is the latest insider trade for GCTS?
GCT Semiconductor Holding, Inc. (GCTS) had 10 insider filings in the last 90 days, with the most recent on 2026-10-02. The full record for GCTS runs to 59 Form 4 filings, the earliest from 2024-11-21. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying GCTS stock?
No insider purchases of GCTS were filed in the last 90 days. 7 purchases are on record for this company.
How many insiders are selling GCTS stock?
No insider sales of GCTS were filed in the last 90 days.
Where can I see GCTS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects GCTS Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Kyeongho Lee view on EDGAR
- - Robert Barker view on EDGAR
- - Jeffrey Tuder view on EDGAR
- - Nelson Chan view on EDGAR
- - Kukjin Chun view on EDGAR
- - Hyunsoo Shin view on EDGAR
- - Alex Sum view on EDGAR
- - John Schlaefer view on EDGAR
- - Jeong-Min Kim view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Information Technology
- Where GCTS's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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