MetaCap

GCT Semiconductor Insider Trades

NYSE: GCTSTechnologySemiconductorsUSD

2.02-0.08 (-3.81%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
3 · $58.06K
Sales
0 · $0
Shares bought / sold
45.36K / 0
Net activity
Net buying $58,058

GCT Semiconductor insider activity

Over the last 12 months, GCT Semiconductor insiders reported 32 transactions on SEC Form 4: 3 open-market purchases and 0 sales. Insiders bought $58,058 and sold $0 worth of stock, for net insider buying of $58,058. The most recent filing shows Lee Kyeongho (Director) reporting a transaction in 12,971 shares on Sep 30, 2026.

Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put GCTS's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

GCTS insider transactions

GCT Semiconductor insider transactions
DateInsiderTypeSharesValueFiling
Sep 30, 2026Shin HyunsooDirectorAward12,971—Form 4
Sep 30, 2026Chun KukjinDirectorAward12,971—Form 4
Sep 30, 2026Chan NelsonDirectorAward12,971—Form 4
Sep 30, 2026Barker RobertDirectorAward12,971—Form 4
Sep 30, 2026TUDER JEFFREYDirectorAward12,971—Form 4
Sep 30, 2026Lee KyeonghoDirectorAward12,971—Form 4
Sep 10, 2026Cheng EdmondChief Financial OfficerAward145,000—Form 4
Sep 10, 2026Kim Jeong-MinChief Technology OfficerAward100,000—Form 4
Sep 10, 2026Schlaefer JohnPresident, CEO & Class III DirAward150,000—Form 4
Sep 10, 2026Sum AlexSr. VP of Sales and MarketingAward75,000—Form 4
Jun 30, 2026Shin HyunsooDirectorAward9,259—Form 4
Jun 30, 2026Lee KyeonghoDirectorAward9,259—Form 4
Jun 30, 2026Chan NelsonDirectorAward9,259—Form 4
Jun 30, 2026Chun KukjinDirectorAward9,259—Form 4
Jun 30, 2026Barker RobertDirectorAward9,259—Form 4
Jun 30, 2026TUDER JEFFREYDirectorAward9,259—Form 4
Mar 31, 2026Shin HyunsooDirectorAward24,122—Form 4
Mar 31, 2026Barker RobertDirectorAward24,122—Form 4
Mar 31, 2026Chun KukjinDirectorAward24,122—Form 4
Mar 31, 2026Chan NelsonDirectorAward24,122—Form 4
Mar 31, 2026TUDER JEFFREYDirectorAward24,122—Form 4
Mar 31, 2026Lee KyeonghoDirectorAward24,122—Form 4
Feb 23, 2026Chun KukjinDirectorGift40,000—Form 4
Dec 31, 2025Shin HyunsooDirectorAward22,916—Form 4
Dec 31, 2025Lee KyeonghoDirectorAward22,916—Form 4
Dec 31, 2025Chun KukjinDirectorAward22,916—Form 4
Dec 31, 2025Chan NelsonDirectorAward22,916—Form 4
Dec 31, 2025Barker RobertDirectorAward22,916—Form 4
Dec 31, 2025TUDER JEFFREYDirectorAward22,916—Form 4
Nov 25, 2025Shin HyunsooDirectorBuy16,725$21.41KForm 4
Nov 21, 2025Shin HyunsooDirectorBuy3,180$4.07KForm 4
Nov 20, 2025Shin HyunsooDirectorBuy25,453$32.58KForm 4
Sep 30, 2025Chan NelsonDirectorAward18,092—Form 4
Sep 30, 2025Chun KukjinDirectorAward18,092—Form 4
Sep 30, 2025Shin HyunsooDirectorAward18,092—Form 4
Sep 30, 2025Barker RobertDirectorAward18,092—Form 4
Sep 30, 2025Lee KyeonghoDirectorAward18,092—Form 4
Sep 30, 2025TUDER JEFFREYDirectorAward18,092—Form 4
Sep 26, 2025Schlaefer JohnPresident, CEO & Class III Dirother555—Form 4
Sep 19, 2025Schlaefer JohnPresident, CEO & Class III DirAward75,000—Form 4
Sep 19, 2025Kim Jeong-MinChief Technology OfficerAward75,000—Form 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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