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.

Latest Holdings

HoldingReported ValueWeightSharesLast PriceEst. ValueReturn
ProShares - Ultra Bloomberg Crude OilUCO · Q1 2026$69M0%1.7M$40.85$71M+3.94%
Shift4 Payments, Inc. Class A (FOUR)FOUR · Q1 2026$69M0%1.6M$46.34$73M+5.97%
Viasat, Inc.VSAT · Q1 2026$69M0%1.5M$74.37$111M+62.4%
Paychex, Inc.PAYX · Q1 2026$69M0%744.1k$115.13$86M+25%
Rubrik, Inc.RBRK · Q1 2026$69M0%1.4M$79.44$111M+62.2%
Powell Industries, Inc.POWL · Q1 2026$68M0%126k$242.47$31M-55.2%
Acadia Healthcare Company, Inc.ACHC · Q1 2026$68M0%2.9M$34.78$101M+48.7%
Cleveland-Cliffs Inc.CLF · Q1 2026$68M0%8M$9.25$74M+9.47%
Otis Worldwide CorpOTIS · Q1 2026$68M0%877.9k$73.62$65M-4.49%
KB HomeKBH · Q1 2026$67M0%1.3M$55.64$73M+7.52%
SailPoint, Inc.SAIL · Q1 2026$67M0%5.1M$14.64$74M+10.6%
Fermi Inc. Common StockFRMI · Q1 2026$67M0%11.5M$5.93$68M+1.54%
Planet Labs PBC Class A Common StockPL · Q1 2026$67M0%2.4M$20.97$50M-25%
QXO, Inc.QXO · Q1 2026$67M0%3.4M$13.83$48M-28.8%
Evercore Inc.EVR · Q1 2026$67M0%223.4k$334.80$75M+12.2%
Skyworks SolutionsSWKS · Q1 2026$67M0%1.2M$60.48$75M+12.9%
CleanSpark, Inc.CLSK · Q1 2026$67M0%7.8M$15.61$122M+83.4%
Merit Medical Systems, Inc.MMSI · Q1 2026$66M0%962.8k$73.11$70M+6.06%
Chime Financial, Inc. Class A Common StockCHYM · Q1 2026$66M0%3.5M$20.76$74M+10.8%
D-Wave Quantum Inc.QBTS · Q1 2026$66M0%4.6M$17.12$79M+18.6%
Miami International Holdings, Inc.MIAX · Q1 2026$66M0%1.7M$42.89$73M+10.2%
Sony Group CorporationSONY · Q1 2026$66M0%3.2M$21.15$67M+2.17%
State Street Communication Services Select Sector SPDR ETFXLC · Q1 2026$66M0%594.2k$105.38$63M-4.94%
iShares MSCI Australia ETFEWA · Q1 2026$65M0%2.4M$28.67$67M+3.26%
WEC Energy Group, Inc.WEC · Q1 2026$65M0%563.6k$114.22$64M-1.34%
KeyCorpKEY · Q1 2026$65M0%3.2M$22.72$73M+13.3%
Ambarella, Inc.AMBA · Q1 2026$65M0%1.3M$68.42$86M+32.9%
00766T10000766T100 · Q1 2026$65M0%762.2k------
JFrog Ltd.FROG · Q1 2026$65M0%1.4M$92.67$128M+97.5%
DHT Holdings, Inc.DHT · Q1 2026$65M0%3.5M$17.89$63M-2.08%
Olin CorporationOLN · Q1 2026$64M0%2.2M$23.64$51M-20.5%
Millrose Properties, Inc. Class A Common StockMRP · Q1 2026$64M0%2.3M$28.28$65M+1%
Xylem IncXYL · Q1 2026$64M0%536.8k$116.29$62M-2.69%
CRISPR Therapeutics AGCRSP · Q1 2026$64M0%1.3M$47.58$64M+0.02%
Regency Centers CorporationREG · Q1 2026$64M0%843.5k$82.14$69M+8.56%
CommScope Holding Company IncCOMM · Q1 2026$64M0%3.5M$17.82$62M-2.09%
Concentrix CorpCNXC · Q1 2026$64M0%2.3M$21.94$51M-19.8%
Melco Resorts & Entertainment LimitedMLCO · Q1 2026$63M0%11.2M$5.57$62M-1.94%
Schwab US Dividend Equity ETFSCHD · Q1 2026$63M0%2.1M$33.04$68M+7.69%
Twist Bioscience CorporationTWST · Q1 2026$63M0%1.3M$92.44$123M+94.5%
Integer Holdings CorporationITGR · Q1 2026$63M0%717.2k$97.50$70M+10.8%
Ventas, Inc.VTR · Q1 2026$63M0%766.6k$98.02$75M+19.9%
AGNC Investment Corp. 8.75% Series H Fixed-Rate Cumulative Redeemable Preferred StockAGNCZ · Q1 2026$62M0%6.2M$25.28$157M+152.1%
Direxion Daily Regional Banks Bull 3X ETFDPST · Q1 2026$62M0%644.4k$157.71$102M+63.2%
131428104131428104 · Q1 2026$62M0%1.7M------
Plains All American Pipeline, L.P. - Common Units representing Limited Partner InterestsPAA · Q1 2026$62M0%2.8M$23.75$66M+6.36%
TOAST INCTOST · Q1 2026$62M0%2.3M$28.40$66M+7.13%
Weatherford International plcWFRD · Q1 2026$62M0%651.3k$85.38$56M-9.73%
StoneCo Ltd.STNE · Q1 2026$61M0%4.3M$11.12$48M-21.2%
Whirlpool Corp (1)WHR · Q1 2026$61M0%1.1M$37.23$42M-31%
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