GCT Semiconductor Holding, Inc. - GCTS

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q2 2026 · Compare: Q1 2026
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
VANGUARD CAPITAL MANAGEMENT LLC History Added to 2,999,130 8,907 0.0% 0.0% 1 +1,254,181 71.87% Q2 2026 Aug 13, 2026
RENAISSANCE TECHNOLOGIES LLC History New 1,695,300 5,035 0.01% — 2 +1,695,300 New Q2 2026 Aug 13, 2026
MARSHALL WACE, LLP History New 1,296,433 3,850 0.0% — 3 +1,296,433 New Q2 2026 Aug 13, 2026
BlackRock, Inc. History Added to 1,281,164 3,805 0.0% 0.0% 4 +683,217 114.26% Q2 2026 Aug 07, 2026
TUDOR INVESTMENT CORP ET AL History New 818,485 2,430 0.0% — 5 +818,485 New Q2 2026 Aug 14, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 767,459 2,279 0.0% 0.0% 6 +293,113 61.79% Q2 2026 Aug 12, 2026
UBS Group AG History Added to 646,238 1,919 0.0% 0.0% 7 +608,875 1629.62% Q2 2026 Aug 13, 2026
VANGUARD FIDUCIARY TRUST CO History Added to 416,917 1,238 0.0% 0.0% 8 +170,673 69.31% Q2 2026 Aug 13, 2026
STATE STREET CORP History Added to 353,089 1,048 0.0% 0.0% 9 +112,500 46.76% Q2 2026 Sep 22, 2026
Informed Momentum Co LLC History New 241,246 716 0.06% — 10 +241,246 New Q2 2026 Aug 13, 2026
GM Advisory Group, LLC History No change 434,456 495 0.02% 0.02% 11 0 0.0% Q1 2026 Apr 28, 2026
XTX Topco Ltd History Added to 164,717 489 0.01% 0.0% 12 +139,038 541.45% Q2 2026 Aug 14, 2026
JANE STREET GROUP, LLC History New 161,982 481 0.0% — 13 +161,982 New Q2 2026 Aug 14, 2026
NORTHERN TRUST CORP History Added to 155,346 461 0.0% 0.0% 14 +92,645 147.76% Q2 2026 Aug 13, 2026
Robertson Stephens Wealth Management, LLC History New 150,000 445 0.01% — 15 +150,000 New Q2 2026 Jul 29, 2026
SEI INVESTMENTS CO History New 142,901 424 0.0% — 16 +142,901 New Q2 2026 Aug 14, 2026
Team Hewins, LLC History No change 125,640 373 0.1% 0.04% 17 0 0.0% Q2 2026 Jul 29, 2026
CITADEL ADVISORS LLC History New 120,268 357 0.0% — 18 +120,268 New Q2 2026 Sep 02, 2026
GOLDMAN SACHS GROUP INC History Added to 112,837 335 0.0% 0.0% 19 +45,324 67.13% Q2 2026 Aug 14, 2026
ExodusPoint Capital Management, LP History New 88,539 262 0.0% — 20 +88,539 New Q2 2026 Aug 14, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 75,000 222 0.0% 0.0% 21 0 0.0% Q2 2026 Aug 14, 2026
Caitong International Asset Management Co., Ltd History Added to 65,817 195 0.03% — 22 +65,798 346305.26% Q2 2026 Aug 04, 2026
Focus Partners Wealth History New 64,000 190 0.0% — 23 +64,000 New Q2 2026 Aug 12, 2026
BANK OF AMERICA CORP /DE/ History Added to 63,164 187 0.0% 0.0% 24 +151 0.24% Q2 2026 Aug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History New 58,713 174 0.0% — 25 +58,713 New Q2 2026 Aug 14, 2026
BRC Group Holdings, Inc. History No change 56,818 168 0.04% 0.01% 26 0 0.0% Q2 2026 Aug 14, 2026
INDEPENDENT FINANCIAL GROUP, LLC History New 49,250 146 0.0% — 28 +49,250 New Q2 2026 Jul 15, 2026
ROYAL BANK OF CANADA History Added to 49,213 146 0.0% 0.0% 27 +46,956 2080.46% Q2 2026 Aug 14, 2026
MORGAN STANLEY History Added to 43,532 129 0.0% 0.0% 29 +24,243 125.68% Q2 2026 Aug 13, 2026
Jefferies Financial Group Inc. History New 39,400 117 0.0% — 30 +39,400 New Q2 2026 Aug 17, 2026
Spark Investment Management LLC History New 37,100 110 0.21% — 31 +37,100 New Q2 2026 Aug 10, 2026
MILLENNIUM MANAGEMENT LLC History New 31,956 94 0.0% — 34 +31,956 New Q2 2026 Aug 14, 2026
CITIGROUP INC History New 31,845 94 0.0% — 32 +31,845 New Q2 2026 Aug 03, 2026
TWO SIGMA INVESTMENTS, LP History New 31,730 94 0.0% — 33 +31,730 New Q2 2026 Aug 14, 2026
Engineers Gate Manager LP History Added to 30,248 89 0.0% 0.0% 35 +6,732 28.63% Q2 2026 Aug 14, 2026
Vanguard Global Advisers, LLC History Added to 27,623 82 0.0% 0.0% 36 +17,242 166.09% Q2 2026 Aug 13, 2026
AXQ CAPITAL, LP History New 25,898 76 0.01% — 37 +25,898 New Q2 2026 Aug 06, 2026
LPL Financial LLC History Added to 20,935 62 0.0% 0.0% 38 +10,935 109.35% Q2 2026 Aug 07, 2026
Braeburn Wealth Management LLC History No change 15,500 46 0.02% 0.01% 39 0 0.0% Q2 2026 Jul 21, 2026
Rockefeller Capital Management L.P. History New 15,000 44 0.0% — 40 +15,000 New Q2 2026 Aug 13, 2026
StoneX Group Inc. History New 12,835 37 0.0% — 41 +12,835 New Q2 2026 Aug 12, 2026
Bank of New York Mellon Corp History New 12,675 37 0.0% — 42 +12,675 New Q2 2026 Aug 06, 2026
IMC-Chicago, LLC History New 10,700 31 0.0% — 43 +10,700 New Q2 2026 Aug 06, 2026
BARCLAYS PLC History New 7,090 21 0.0% — 44 +7,090 New Q2 2026 Aug 14, 2026
SIMPLEX TRADING, LLC History New 7,048 20 0.0% — 45 +7,048 New Q2 2026 Aug 12, 2026
JPMORGAN CHASE & CO History Added to 6,213 15 0.0% — 46 +6,027 3240.32% Q2 2026 Aug 12, 2026
FMR LLC History New 3,718 11 0.0% — 47 +3,718 New Q2 2026 Aug 13, 2026
OSAIC HOLDINGS, INC. History Added to 3,400 10 0.0% 0.0% 48 +1,400 70.0% Q2 2026 Aug 14, 2026
Russell Investments Group, Ltd. History No change 3,273 9 0.0% 0.0% 49 0 0.0% Q2 2026 Aug 06, 2026
JONES FINANCIAL COMPANIES LLLP History New 2,200 5 0.0% — 50 +2,200 New Q2 2026 Aug 14, 2026
Quarry LP History New 1,036 3 0.0% — 52 +1,036 New Q2 2026 Aug 14, 2026
SBI Securities Co., Ltd. History Added to 1,115 3 0.0% — 51 +996 836.97% Q2 2026 Jul 22, 2026
Bare Financial Services, Inc History New 756 2 0.0% — 53 +756 New Q2 2026 Jul 27, 2026
BNP PARIBAS FINANCIAL MARKETS History Reduced 578 1 0.0% — 54 -17 -2.86% Q2 2026 Aug 13, 2026
Point72 Asset Management, L.P. History Closed out 0 0 — 0.0% — -51,604 -100.0% Q2 2026 Aug 14, 2026
HRT FINANCIAL LP History Closed out 0 0 — 0.0% — -35,818 -100.0% Q2 2026 Aug 14, 2026
Schonfeld Strategic Advisors LLC History Closed out 0 0 — 0.0% — -13,200 -100.0% Q2 2026 Aug 14, 2026
MAI Capital Management History Closed out 0 0 — 0.0% — -4,400 -100.0% Q2 2026 Aug 14, 2026
Arax Advisory Partners History Reduced 85 0 — 0.0% — -3,040 -97.28% Q2 2026 Aug 10, 2026
Tower Research Capital LLC (TRC) History Closed out 0 0 — 0.0% — -2,286 -100.0% Q2 2026 Aug 11, 2026
North Star Investment Management Corp. History Closed out 0 0 — — — -329 -100.0% Q2 2026 Jul 28, 2026
Avion Wealth History New 153 0 — — — +153 New Q2 2026 Jul 31, 2026
Fortitude Family Office, LLC History Reduced 250 0 — — — -150 -37.5% Q2 2026 Jul 20, 2026
Optiver Holding B.V. History Closed out 0 0 — — — -115 -100.0% Q2 2026 Aug 12, 2026
HARBOUR INVESTMENTS, INC. History New 100 0 — — — +100 New Q2 2026 Aug 12, 2026
KERR FINANCIAL PLANNING Corp History New 10 0 — — — +10 New Q2 2026 Jul 02, 2026
CWM, LLC History No change 265 0 — — — 0 0.0% Q1 2026 May 14, 2026