Stocks · Technology · Semiconductors & Related Devices

GCT Semiconductor Holding, Inc.

GCTS Clue Score13
United States Fiscal year ends December CIK 0001851961
2.02
-3.81%
Close, 9 Oct 2026 · USD

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
2.02 on 9 Oct 2026
4 2 1 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $1.47 14 Oct 2025 $1.53 15 Oct 2025 $1.49 16 Oct 2025 $1.45 17 Oct 2025 $1.45 20 Oct 2025 $1.42 21 Oct 2025 $1.48 22 Oct 2025 $1.45 23 Oct 2025 $1.43 24 Oct 2025 $1.47 27 Oct 2025 $1.45 28 Oct 2025 $1.43 29 Oct 2025 $1.44 30 Oct 2025 $1.60 31 Oct 2025 $1.45 3 Nov 2025 $1.43 4 Nov 2025 $1.34 5 Nov 2025 $1.33 6 Nov 2025 $1.39 7 Nov 2025 $1.41 10 Nov 2025 $1.35 11 Nov 2025 $1.36 12 Nov 2025 $1.45 13 Nov 2025 $1.27 14 Nov 2025 $1.34 17 Nov 2025 $1.34 18 Nov 2025 $1.36 19 Nov 2025 $1.36 20 Nov 2025 $1.34 21 Nov 2025 $1.31 24 Nov 2025 $1.35 25 Nov 2025 $1.31 26 Nov 2025 $1.32 28 Nov 2025 $1.32 1 Dec 2025 $1.35 2 Dec 2025 $1.37 3 Dec 2025 $1.42 4 Dec 2025 $1.45 5 Dec 2025 $1.42 8 Dec 2025 $1.42 9 Dec 2025 $1.43 10 Dec 2025 $1.42 11 Dec 2025 $1.49 12 Dec 2025 $1.45 15 Dec 2025 $1.43 16 Dec 2025 $1.40 17 Dec 2025 $1.36 18 Dec 2025 $1.41 19 Dec 2025 $1.29 22 Dec 2025 $1.24 23 Dec 2025 $1.20 24 Dec 2025 $1.24 26 Dec 2025 $1.22 29 Dec 2025 $1.21 30 Dec 2025 $1.16 31 Dec 2025 $1.20 2 Jan 2026 $1.22 5 Jan 2026 $1.21 6 Jan 2026 $1.20 7 Jan 2026 $1.18 8 Jan 2026 $1.10 9 Jan 2026 $1.18 12 Jan 2026 $1.19 13 Jan 2026 $1.16 14 Jan 2026 $1.11 15 Jan 2026 $1.08 16 Jan 2026 $1.05 20 Jan 2026 $1.13 21 Jan 2026 $1.06 22 Jan 2026 $1.00 23 Jan 2026 $1.00 26 Jan 2026 $0.99 27 Jan 2026 $0.99 28 Jan 2026 $0.99 29 Jan 2026 $1.26 30 Jan 2026 $1.16 2 Feb 2026 $1.18 3 Feb 2026 $1.20 4 Feb 2026 $1.25 5 Feb 2026 $1.26 6 Feb 2026 $1.24 9 Feb 2026 $1.26 10 Feb 2026 $1.24 11 Feb 2026 $1.23 12 Feb 2026 $1.24 13 Feb 2026 $1.26 17 Feb 2026 $1.22 18 Feb 2026 $1.22 19 Feb 2026 $1.25 20 Feb 2026 $1.27 23 Feb 2026 $1.29 24 Feb 2026 $1.32 25 Feb 2026 $1.22 26 Feb 2026 $1.14 27 Feb 2026 $1.10 2 Mar 2026 $1.20 3 Mar 2026 $1.08 4 Mar 2026 $1.07 5 Mar 2026 $1.08 6 Mar 2026 $1.08 9 Mar 2026 $1.07 10 Mar 2026 $1.13 11 Mar 2026 $1.15 12 Mar 2026 $1.13 13 Mar 2026 $1.12 16 Mar 2026 $1.18 17 Mar 2026 $1.18 18 Mar 2026 $1.28 19 Mar 2026 $1.24 20 Mar 2026 $1.29 23 Mar 2026 $1.28 24 Mar 2026 $1.29 25 Mar 2026 $1.30 26 Mar 2026 $1.15 27 Mar 2026 $1.12 30 Mar 2026 $1.06 31 Mar 2026 $1.14 1 Apr 2026 $1.13 2 Apr 2026 $1.20 6 Apr 2026 $1.36 7 Apr 2026 $1.28 8 Apr 2026 $1.29 9 Apr 2026 $1.29 10 Apr 2026 $1.29 13 Apr 2026 $1.33 14 Apr 2026 $1.34 15 Apr 2026 $1.31 16 Apr 2026 $1.30 17 Apr 2026 $1.30 20 Apr 2026 $1.32 21 Apr 2026 $1.29 22 Apr 2026 $1.32 23 Apr 2026 $1.33 24 Apr 2026 $1.35 27 Apr 2026 $1.29 28 Apr 2026 $1.29 29 Apr 2026 $1.32 30 Apr 2026 $1.40 1 May 2026 $1.59 4 May 2026 $1.49 5 May 2026 $1.52 6 May 2026 $1.52 7 May 2026 $1.50 8 May 2026 $1.70 11 May 2026 $1.60 12 May 2026 $1.63 13 May 2026 $1.45 14 May 2026 $1.44 15 May 2026 $1.83 18 May 2026 $2.58 19 May 2026 $2.80 20 May 2026 $2.74 21 May 2026 $3.45 22 May 2026 $3.39 26 May 2026 $3.30 27 May 2026 $3.24 28 May 2026 $3.73 29 May 2026 $3.37 1 Jun 2026 $3.40 2 Jun 2026 $3.46 3 Jun 2026 $3.24 4 Jun 2026 $3.18 5 Jun 2026 $2.72 8 Jun 2026 $2.53 9 Jun 2026 $2.58 10 Jun 2026 $2.47 11 Jun 2026 $2.57 12 Jun 2026 $2.52 15 Jun 2026 $2.61 16 Jun 2026 $2.64 17 Jun 2026 $2.67 18 Jun 2026 $3.18 22 Jun 2026 $2.90 23 Jun 2026 $2.87 24 Jun 2026 $2.60 25 Jun 2026 $2.47 26 Jun 2026 $2.35 29 Jun 2026 $2.56 30 Jun 2026 $2.97 1 Jul 2026 $2.76 2 Jul 2026 $2.62 6 Jul 2026 $2.50 7 Jul 2026 $2.46 8 Jul 2026 $2.50 9 Jul 2026 $2.46 10 Jul 2026 $2.46 13 Jul 2026 $2.35 14 Jul 2026 $2.39 15 Jul 2026 $2.31 16 Jul 2026 $2.12 17 Jul 2026 $2.10 20 Jul 2026 $2.10 21 Jul 2026 $2.17 22 Jul 2026 $2.10 23 Jul 2026 $2.05 24 Jul 2026 $1.95 27 Jul 2026 $1.98 28 Jul 2026 $1.88 29 Jul 2026 $1.74 30 Jul 2026 $1.89 31 Jul 2026 $1.86 3 Aug 2026 $2.02 4 Aug 2026 $2.23 5 Aug 2026 $2.27 6 Aug 2026 $2.37 7 Aug 2026 $2.55 10 Aug 2026 $2.45 11 Aug 2026 $2.04 12 Aug 2026 $2.17 13 Aug 2026 $2.14 14 Aug 2026 $1.97 17 Aug 2026 $2.09 18 Aug 2026 $1.93 19 Aug 2026 $1.98 20 Aug 2026 $1.99 21 Aug 2026 $2.04 24 Aug 2026 $1.86 25 Aug 2026 $1.84 26 Aug 2026 $1.88 27 Aug 2026 $1.91 28 Aug 2026 $1.86 31 Aug 2026 $1.80 1 Sep 2026 $1.74 2 Sep 2026 $1.73 3 Sep 2026 $1.75 4 Sep 2026 $1.77 8 Sep 2026 $1.81 9 Sep 2026 $1.82 10 Sep 2026 $1.86 11 Sep 2026 $1.91 14 Sep 2026 $1.87 15 Sep 2026 $1.92 16 Sep 2026 $1.91 17 Sep 2026 $2.06 18 Sep 2026 $2.07 21 Sep 2026 $2.19 22 Sep 2026 $2.20 23 Sep 2026 $2.16 24 Sep 2026 $2.24 25 Sep 2026 $2.23 28 Sep 2026 $2.18 29 Sep 2026 $2.11 30 Sep 2026 $2.12 1 Oct 2026 $2.14 2 Oct 2026 $2.25 5 Oct 2026 $2.09 6 Oct 2026 $2.12 7 Oct 2026 $2.06 8 Oct 2026 $2.10 9 Oct 2026 $2.02 Shin Hyunsoo Director Bought $32.58K 20 Nov 2025 · at $1.28 · 3.6% of stake Shin Hyunsoo Director Bought $4.07K 21 Nov 2025 · at $1.28 · 0.4% of stake Shin Hyunsoo Director Bought $21.41K 25 Nov 2025 · at $1.28 · 2.3% of stake
3 buys0 sales at will0 planned sales

Key numbers

Fiscal year 2025, ended 31 Dec 2025, as filed
Revenue
$2.87M
Net income
$43.37M
Free cash flow
$33.09M
Gross margin
-63.4%
Operating margin
-1,275.0%
Net margin
-1,513.3%
Revenue growth, 1 yr
-68.6%

Revenue and net income

Fiscal years, as filed with the SEC · point at a year for the detail
0K 24M FY22 Fiscal year 2022 Revenue $0.00 Net income $24.26M Margin n/a 16M -22M FY23 Fiscal year 2023 Revenue $16.03M Net income $22.47M Margin -140.2% 9M -12M FY24 Fiscal year 2024 Revenue $9.13M Net income $12.38M Margin -135.6% · growth -43.0% 3M -43M FY25 Fiscal year 2025 Revenue $2.87M Net income $43.37M Margin -1,513.3% · growth -68.6%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
25 Nov 2025 Shin Hyunsoo
Director
Bought $21.41K 2.3%
21 Nov 2025 Shin Hyunsoo
Director
Bought $4.07K 0.4%
20 Nov 2025 Shin Hyunsoo
Director
Bought $32.58K 3.6%
12 Sep 2025 Shin Hyunsoo
Director
Bought $66.54K 6.8%
5 Sep 2025 Shin Hyunsoo
Director
Bought $13.39K 1.6%
4 Sep 2025 Shin Hyunsoo
Director
Bought $10.40K 1.3%