Ken Griffin

Citadel Advisors

Ken Griffin is a prominent investor and the founder of Citadel Advisors, a leading global financial institution known for its quantitative and fundamental investment strategies. Citadel Advisors is recognized for its diverse portfolio, which spans various sectors, including technology and financial services. Recent disclosures reveal a significant focus on major companies like Tesla Inc (TSLA) and NVIDIA Corporation (NVDA), with the latest filing on May 15, 2026, showing a range of position reductions and increases totaling between $23.8B and $6.5B. Notably, the largest disclosed move involved trimming a position in Tesla valued at over $10.7 billion.

Data sources and methodology

Latest Holdings

HoldingReported ValueWeightSharesLast PriceEst. ValueReturn
CNX Resources CorporationCNX · Q1 2026$23M0.0%591k$33.74----
Globant S.A. Common SharesGLOB · Q1 2026$23M0.0%494k$38.82----
Skyline Champion CorpSKY · Q1 2026$23M0.0%306k$74.12----
TransMedics Group, Inc.TMDX · Q1 2026$23M0.0%229k$70.15----
EPAM Systems IncEPAM · Q1 2026$23M0.0%168k$96.72----
Calix, Inc.CALX · Q1 2026$23M0.0%463k$40.98----
JetBlue Airways CorporationJBLU · Q1 2026$23M0.0%5.1M$5.40----
US Foods Holding Corp. Common StockUSFD · Q1 2026$23M0.0%246k$82.38----
MDU RESOURCES GROUP INCMDU · Q1 2026$23M0.0%1.1M$21.91----
BridgeBio Oncology Therapeutics Inc.BBOT · Q1 2026$23M0.0%2.5M$8.53----
Guidewire Software IncGWRE · Q1 2026$23M0.0%151k$133.27----
Thor Industries, Inc.THO · Q1 2026$23M0.0%283k$78.87----
30034WAD830034WAD8 · Q1 2026$23M0.0%17M------
iShares MSCI EAFE Small-Cap ETFSCZ · Q1 2026$23M0.0%288k$86.08----
Ardelyx, Inc.ARDX · Q1 2026$23M0.0%3.8M$5.54----
Sun Country Airlines Holdings, Inc.SNCY · Q1 2026$23M0.0%1.4M$16.17----
Cincinnati Financial CorporationCINF · Q1 2026$23M0.0%143k$166.43----
The RealReal, Inc.REAL · Q1 2026$22M0.0%2.5M$9.62----
NextNav Inc.NN · Q1 2026$22M0.0%1.4M$18.18----
525558AB8525558AB8 · Q1 2026$22M0.0%20M------
Steven Madden, Ltd.SHOO · Q1 2026$22M0.0%655k$43.48----
Vicor CorporationVICR · Q1 2026$22M0.0%138k$322.28----
Adecoagro S.A.AGRO · Q1 2026$22M0.0%1.5M$12.76----
53626N10253626N102 · Q1 2026$22M0.0%2.3M------
SUNSTONE HOTEL INVESTORS INCSHO · Q1 2026$22M0.0%2.5M$10.88----
74347Y79774347Y797 · Q1 2026$22M0.0%2.7M------
52886X10752886X107 · Q1 2026$22M0.0%3.8M------
ProPetro Holding Corp.PUMP · Q1 2026$22M0.0%1.5M$15.81----
Grand Canyon Education, Inc. (LOPE)LOPE · Q1 2026$22M0.0%130k$151.88----
A. O. Smith CorporationAOS · Q1 2026$22M0.0%334k$58.01----
Arrowhead Pharmaceuticals, Inc.ARWR · Q1 2026$22M0.0%350k$78.99----
Corcept Therapeutics IncorporatedCORT · Q1 2026$22M0.0%545k$66.65----
Artisan Partners Asset Management Inc.APAM · Q1 2026$22M0.0%602k$37.99----
Global X - Cybersecurity ETFBUG · Q1 2026$22M0.0%871k$32.79----
ACM Research, Inc.ACMR · Q1 2026$22M0.0%556k$80.57----
Serve Robotics Inc.SERV · Q1 2026$22M0.0%2.6M$8.84----
55293N10955293N109 · Q1 2026$22M0.0%864k------
Universal Health Services, Inc. Common StockUHS · Q1 2026$22M0.0%122k$154.29----
74350P65974350P659 · Q1 2026$22M0.0%385k------
GraniteShares 2x Long AMD Daily ETFAMDL · Q1 2026$22M0.0%1.8M$64.69----
Blue Owl Capital CorporationOBDC · Q1 2026$22M0.0%2.0M$11.17----
40145W10140145W101 · Q1 2026$22M0.0%579k------
Vera Therapeutics, Inc.VERA · Q1 2026$22M0.0%542k$34.27----
Viavi Solutions IncVIAV · Q1 2026$22M0.0%654k$53.06----
Assurant, Inc. Common StockAIZ · Q1 2026$22M0.0%100k$252.06----
United States Antimony CorporationUAMY · Q1 2026$22M0.0%2.5M$7.66----
Skeena Resources LimitedSKE.TO · Q1 2026$22M0.0%730k------
Sprott Physical Silver TrustPSLV · Q1 2026$22M0.0%887k$18.72----
iShares MSCI Germany ETFEWG · Q1 2026$22M0.0%545k$43.69----
National Energy Services Reunited Corp. - Ordinary SharesNESR · Q1 2026$22M0.0%1.0M$24.62----
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