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Who owns GCT Semiconductor Holding (GCTS) stock

53 funds reported GCT Semiconductor Holding (GCTS) shares in their latest 13F filings, worth $40.5M in all. The largest holder is Vanguard Capital Management LLC ($8.9M). Last quarter 45 funds added to their stakes and 5 cut them.

Largest holders of GCTS (13F)Largest holders of GCTS (13F)Vanguard Capital Management LLC$8.9MRenaissance Technologies LLC$5.0MMarshall Wace, LLP$3.9MBlackRock$3.8MTudor Investment Corp et Al$2.4MVanguard Group$2.4MGeode Capital Management, LLC$2.3MUBS Group AG$1.9MVanguard Fiduciary Trust$1.2MState Street$1.0M

Largest holders (13F)

FundSharesValueChangeQuarter
Vanguard Capital Management LLC2,999,130$8.9Mincrease2026-06-30
Renaissance Technologies LLC1,695,300$5.0Mnew2026-06-30
Marshall Wace, LLP1,296,433$3.9Mnew2026-06-30
BlackRock1,281,164$3.8Mincrease2026-06-30
Tudor Investment Corp et Al818,485$2.4Mnew2026-06-30
Vanguard Group2,006,178$2.4Mincrease2025-12-31
Geode Capital Management, LLC767,459$2.3Mincrease2026-06-30
UBS Group AG646,238$1.9Mincrease2026-06-30
Vanguard Fiduciary Trust416,917$1.2Mincrease2026-06-30
State Street353,089$1.0Mincrease2026-06-30
Robertson Stephens Wealth Management, LLC455,500$966Kincrease2026-09-30
EAM Investors, LLC241,246$717Knew2026-06-30
GM Advisory Group, LLC434,456$495Kincrease2026-03-31
XTX Topco164,717$489Kincrease2026-06-30
Northern Trust155,346$461Kincrease2026-06-30

GCT Semiconductor Holding's latest quarter

GCT Semiconductor Holding, Q2 2026: revenue $971K (-18% year over year), operating margin -763.6%, net loss $20.4M, operating cash flow −$16.6M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most GCTS stock?

By the latest 13F filings: Vanguard Capital Management LLC ($8.9M); Renaissance Technologies LLC ($5.0M); Marshall Wace, LLP ($3.9M); BlackRock ($3.8M); Tudor Investment Corp et Al ($2.4M).

What is the short interest in GCTS?

11,899,389 shares were sold short at the 2026-10-15 settlement, 9.89% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.