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GCTS · GCT Semiconductor Holding, Inc. · Insider Trading

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$1.91 +0.05 (+2.69%) At close · Sep 11
Market Cap
$175.66M
Shares
91.97M

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.

Date Insider Type Shares
2026-06-30
Chan Nelson
Award
9,259
2026-06-30
Shin Hyunsoo
Award
9,259
2026-06-30
Barker Robert
Award
9,259
2026-06-30
Chun Kukjin
Award
9,259
2026-06-30
TUDER JEFFREY
Award
9,259
2026-06-30
Lee Kyeongho
Award
9,259
2026-03-31
TUDER JEFFREY
Award
24,122
2026-03-31
Barker Robert
Award
24,122
2026-03-31
Lee Kyeongho
Award
24,122
2026-03-31
Chun Kukjin
Award
24,122
2026-03-31
Shin Hyunsoo
Award
24,122
2026-03-31
Chan Nelson
Award
24,122
2026-02-23
Chun Kukjin
Gift
40,000
2025-12-31
Shin Hyunsoo
Award
22,916
2025-12-31
Lee Kyeongho
Award
22,916
2025-12-31
Chun Kukjin
Award
22,916
2025-12-31
Chan Nelson
Award
22,916
2025-12-31
TUDER JEFFREY
Award
22,916
2025-12-31
Barker Robert
Award
22,916
2025-11-25
Shin Hyunsoo
Buy
16,725
2025-11-21
Shin Hyunsoo
Buy
3,180
2025-11-20
Shin Hyunsoo
Buy
25,453
2025-09-30
Barker Robert
Award
18,092
2025-09-30
Chun Kukjin
Award
18,092
2025-09-30
Chan Nelson
Award
18,092
2025-09-30
Shin Hyunsoo
Award
18,092
2025-09-30
Lee Kyeongho
Award
18,092
2025-09-30
TUDER JEFFREY
Award
18,092
2025-09-26
Schlaefer John
Other
555
2025-09-19
Schlaefer John
Award
75,000
2025-09-19
Kim Jeong-Min
Award
75,000
2025-09-19
Cheng Edmond
Award
75,000
2025-09-19
Sum Alex
Award
75,000
2025-09-12
Shin Hyunsoo
Buy
44,067
2025-09-05
Shin Hyunsoo
Buy
10,300
2025-09-04
Shin Hyunsoo
Buy
8,250
2025-08-15
Shin Hyunsoo
Buy
121,000
2025-06-30
TUDER JEFFREY
Award
18,456
2025-06-30
Lee Kyeongho
Award
18,456
2025-06-30
Barker Robert
Award
18,456
2025-06-30
Shin Hyunsoo
Award
18,456
2025-06-30
Chan Nelson
Award
18,456
2025-06-30
Chun Kukjin
Award
18,456
2025-06-10
Shin Hyunsoo
Buy
45,000
2025-06-10
Shin Hyunsoo
Buy
40,000
2025-06-05
Shin Hyunsoo
Buy
21,300
2025-06-05
Shin Hyunsoo
Buy
58,700
2025-06-04
Shin Hyunsoo
Buy
80,000
2025-05-23
Shin Hyunsoo
Buy
77,000
2025-05-20
Shin Hyunsoo
Buy
86,000
Legend Buy — open-market purchase Sell — open-market sale Shares acquired Shares disposed (gift, conversion, tax…)
Showing 1–50 of 166 transactions
Key facts CIK 1851961 CUSIP 36170N107 13F (30d) 20 filings 20 filers Visit website Investor relations