GCT Semiconductor Holding, Inc. insiders have been one-way buyers this past year: one person put roughly $58,000 into the stock and nobody sold at market prices.
The largest purchase came from Shin Hyunsoo (Director), about $33,000.
No open-market insider buying or selling in the last full quarter. Insiders bought in 3 of the last 7 full quarters. 55 investment managers listed GCTS in their latest 13F filings (Q2 2026); more funds bought than sold.
| Filed | Insider | Role | Type | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|
| Nov 28, 2025 | Shin Hyunsoo | Director | Buy | 16,725 | $1.28 | $21K | SEC |
| Nov 24, 2025 | Shin Hyunsoo | Director | Buy | 3,180 | $1.28 | $4K | SEC |
| Nov 24, 2025 | Shin Hyunsoo | Director | Buy | 25,453 | $1.28 | $33K | SEC |
| Sep 16, 2025 | Shin Hyunsoo | Director | Buy | 44,067 | $1.51 | $67K | SEC |
| Sep 8, 2025 | Shin Hyunsoo | Director | Buy | 8,250 | $1.26 | $10K | SEC |
| Sep 8, 2025 | Shin Hyunsoo | Director | Buy | 10,300 | $1.30 | $13K | SEC |
| Aug 19, 2025 | Shin Hyunsoo | Director | Buy | 121,000 | $1.26 | $152K | SEC |
| Jun 12, 2025 | Shin Hyunsoo | Director | Buy | 40,000 | $1.20 | $48K | SEC |
| Jun 12, 2025 | Shin Hyunsoo | Director | Buy | 45,000 | $1.16 | $52K | SEC |
| Jun 6, 2025 | Shin Hyunsoo | Director | Buy | 58,700 | $1.03 | $60K | SEC |
| Jun 6, 2025 | Shin Hyunsoo | Director | Buy | 21,300 | $1.02 | $22K | SEC |
| Jun 6, 2025 | Shin Hyunsoo | Director | Buy | 80,000 | $1.02 | $82K | SEC |
| May 27, 2025 | Shin Hyunsoo | Officer | Buy | 77,000 | $1.04 | $80K | SEC |
| May 21, 2025 | Shin Hyunsoo | Officer | Buy | 86,000 | $1.18 | $101K | SEC |
| Sep 27, 2024 | Anapass, Inc. | 10% Owner | Buy | 741,603 | $3.02 | $2.2M | SEC |
In the last 12 months GCT Semiconductor Holding, Inc. insiders made open-market purchases worth about $58,000 and sales worth about $0. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
The most recent open-market insider trade in GCTS was filed on 2025-11-28.
55 investment managers reported holding GCTS in SEC Form 13F filings for Q2 2026.
No congressional trades in GCTS were reported in the past two years. The full list is free on CapitalSnitch.
Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1). Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).