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 Trades

CompanyValueActionChangePriceLast Price
Expedia Group IncEXPE$190M823.3k sharesTrimQ1 2026 13F$151M$245.62$267.11
Dollar Tree, Inc.DLTR$153M1.4M sharesTrimQ1 2026 13F$151M$122.17$127.03
Ken Griffin (Citadel Advisors) exit Unmapped 13F securityPORTFOLIO$-150.6MExitQ1 2026 13F$151M----
MKS Instruments IncMKSI$238M1M sharesAddQ1 2026 13F$150M$226.13$353.80
KKR & Co IncKKR$418M4.5M sharesAddQ1 2026 13F$150M$105.41$102.75
Circle Internet GroupCRCL$836M8.8M sharesAddQ1 2026 13F$149M$93.21$65.14
Glaukos CorporationGKOS$158M1.5M sharesAddQ1 2026 13F$149M$107.66$156.84
Ally Financial IncALLY$78M2M sharesTrimQ1 2026 13F$148M$41.17$46.34
Medline Inc.MDLN$125M2.8M sharesTrimQ1 2026 13F$148M$44.15$39.66
Invitation Homes IncINVH$185M7.4M sharesAddQ1 2026 13F$147M$26.19$29.82
AbbVie IncABBV$813M3.7M sharesTrimQ1 2026 13F$147M$221.82$244.22
Deckers Outdoor CorpDECK$93M932.2k sharesTrimQ1 2026 13F$147M$107.22$106.53
CF Industries Holdings IncCF$223M1.7M sharesAddQ1 2026 13F$146M$82.60$118.67
Chewy, Inc. Class ACHWY$129M4.8M sharesTrimQ1 2026 13F$146M$27.87$21.21
Ken Griffin (Citadel Advisors) trim Unmapped 13F securityPORTFOLIO$94M321.3k sharesTrimQ1 2026 13F$146M$291.68--
CMS Energy CorpCMS$25M318.5k sharesTrimQ1 2026 13F$146M$74.22$74.03
Exelon CorporationEXC$182M3.7M sharesAddQ1 2026 13F$144M$46.52$45.74
Nike IncNKE$1B27M sharesTrimQ1 2026 13F$144M$58.24$43.05
Take-Two Interactive Software, Inc.TTWO$346M1.8M sharesAddQ1 2026 13F$144M$217.49$243.80
BeOne Medicines Ltd.ONC$313M1.1M sharesAddQ1 2026 13F$143M$296.97$310.58
Southern Copper CorporationSCCO$219M1.3M sharesAddQ1 2026 13F$143M$187.79$176.07
LPL Financial Holdings IncLPLA$293M974.2k sharesAddQ1 2026 13F$142M$311.51$327.78
Ken Griffin (Citadel Advisors) other Unmapped 13F securityPORTFOLIO$141M4.8M sharesOtherQ1 2026 13F$141M$29.27--
Ken Griffin (Citadel Advisors) trim Unmapped 13F securityPORTFOLIO$32M1.9M sharesTrimQ1 2026 13F$141M$16.70--
Duke Energy CorpDUK$478M3.7M sharesAddQ1 2026 13F$140M$129.13$125.33
Ken Griffin (Citadel Advisors) trim Unmapped 13F securityPORTFOLIO$-139.2MTrimQ1 2026 13F$139M----
Rigetti Computing, Inc.RGTI$87M6.2M sharesTrimQ1 2026 13F$139M$18.76$14.30
Rubrik, Inc.RBRK$69M1.4M sharesTrimQ1 2026 13F$139M$57.39$79.44
Tower Semiconductor Ltd.TSEM$214M1.2M sharesAddQ1 2026 13F$139M$134.45$251.00
nVent Electric PLCNVT$245M2.1M sharesTrimQ1 2026 13F$138M$113.54$159.46
The Williams Companies, Inc.WMB$272M3.7M sharesAddQ1 2026 13F$137M$69.24$74.38
Jabil Inc.JBL$235M884.5k sharesAddQ1 2026 13F$137M$251.90$308.20
Tyler Technologies, Inc.TYL$174M507.6k sharesAddQ1 2026 13F$136M$372.28$303.52
CVS Health CorpCVS$725M10.1M sharesTrimQ1 2026 13F$136M$77.03$107.43
First Majestic Silver Corp.AG$309M14.4M sharesAddQ1 2026 13F$135M$21.48$16.84
Domino's Pizza, Inc.DPZ$59M163.2k sharesTrimQ1 2026 13F$135M$394.83$310.87
Ken Griffin (Citadel Advisors) add Unmapped 13F securityPORTFOLIO$295M939.4k sharesAddQ1 2026 13F$135M$314.14--
Confluent, Inc.CFLT$-134.5MExitQ1 2026 13F$135M$30.57$30.99
Ken Griffin (Citadel Advisors) add Unmapped 13F securityPORTFOLIO$1B10.1M sharesAddQ1 2026 13F$134M$121.20--
NICE Ltd.NICE$33M297.5k sharesTrimQ1 2026 13F$133M$114.18$101.53
Teleflex IncTFX$141M1.2M sharesAddQ1 2026 13F$132M$110.25$131.75
Marsh & McLennan Companies IncMRSH$44M255.3k sharesTrimQ1 2026 13F$131M$179.79$182.18
ARM HOLDINGS PLCARM$988M6.5M sharesAddQ1 2026 13F$131M$121.36$268.11
Seagate Technology Holdings plcSTX$1B3.3M sharesAddQ1 2026 13F$131M$381.56$802.45
Mid-America Apartment Communities IncMAA$46M376.6k sharesTrimQ1 2026 13F$130M$131.98$131.77
The Progressive CorporationPGR$181M913.2k sharesTrimQ1 2026 13F$130M$206.39$205.90
Equinix, Inc.EQIX$446M455k sharesTrimQ1 2026 13F$130M$889.05$1,017.97
Aon plcAON$43M132.9k sharesTrimQ1 2026 13F$129M$332.33$355.15
Astera Labs, Inc. Common StockALAB$253M2.3M sharesTrimQ1 2026 13F$129M$142.43$308.91
Ryman Hospitality Properties IncRHP$15M159.4k sharesTrimQ1 2026 13F$129M$95.93$124.99
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