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.

Biggest Losses

PositionReported PriceLast PriceEst. P/LReturnEst. Value
CEA Industries Inc. WarrantBNCWW · Q1 2026$2.92$0.0175-$72k-99.4%$432
QVC Group Inc.QVCAQ · Q1 2026$2.17$0.06-$88k-97.2%$2.5k
Booking Holdings IncBKNG · Q1 2026$4,210.32$179.83-$3B-95.7%$127M
Sleep Number CorporationSNBR · Q1 2026$1.80$0.125-$242k-93%$18k
abrdn Physical Platinum Shares ETFPPLT · Q1 2026$178.23$14.50-$100M-91.9%$9M
KLA CorporationKLAC · Q1 2026$1,472.41$218.44-$423M-85.2%$74M
ABRDN PHYSICAL PALLAD SH ETFPALL · Q1 2026$134.71$22.70-$38M-83.1%$8M
GraniteShares 2x Long MU Daily ETFMULL · Q1 2026$106.36$19.00-$21M-82.1%$5M
Yandex NVYNDX · Q1 2026$103.76$18.94-$508M-81.7%$113M
Onfolio Holdings, Inc.ONFO · Q1 2026$0.6965$0.1275-$9.8k-81.7%$2.2k
Companhia de Saneamento Básico do Estado de São Paulo - SABESPSBS · Q1 2026$30.51$5.79-$6M-81%$2M
Vanguard Growth ETFVUG · Q1 2026$436.79$86.56-$89M-80.2%$22M
PS International Group Ltd.PSIG · Q1 2026$6.12$1.24-$117k-79.7%$30k
Carvana Co.CVNA · Q1 2026$314.38$64.59-$2B-79.5%$429M
KinderCare Learning Companies, Inc.KLC · Q1 2026$25.89$5.35-$6M-79.4%$2M
iShares Core High Dividend ETFHDV · Q1 2026$135.72$28.36-$92M-79.1%$24M
Daily Target 2X Short IONQ ETFIONZ · Q1 2026$24.90$5.53-$546k-77.8%$156k
Direxion Daily MU Bull 2X ETFMUU · Q1 2026$120.38$27.24-$3M-77.4%$795k
Context Therapeutics Inc.CNTX · Q1 2026$2.62$0.60-$283k-77.1%$84k
Vanguard Mega Cap Growth ETF (2)MGK · Q1 2026$367.44$87.31-$44M-76.2%$14M
BNB Plus Corp.BNBX · Q1 2026$0.64$0.163-$29k-74.5%$10k
20/20 Biolabs, Inc. Common StockAIDX · Q1 2026$1.88$0.5038-$22k-73.2%$8.2k
bioAffinity Technologies, Inc.BIAFW · Q1 2026$0.33$0.09-$4.8k-72.7%$1.8k
Barron's 400SM ETFBFOR · Q1 2026$83.01$23.35-$304k-71.9%$119k
iShares Russell 1000 Growth ETFIWF · Q1 2026$426.40$123.58-$28M-71%$11M
Elicio Therapeutics, Inc.ELTX · Q1 2026$10.69$3.11-$592k-70.9%$243k
Inotiv, Inc.NOTV · Q1 2026$0.2725$0.0799-$2.1k-70.7%$855
MV Oil TrustMVO · Q1 2026$2.26$0.6737-$31k-70.2%$13k
America's Car-Mart, Inc.CRMT · Q1 2026$12.73$3.81-$103k-70.1%$44k
Sangamo Therapeutics, Inc.SGMO · Q1 2026$0.2469$0.074-$34k-70%$15k
Veea Inc.VEEA · Q1 2026$0.5322$0.1624-$18k-69.5%$8k
Fold Holdings IncFLD · Q1 2026$1.32$0.4047-$150k-69.3%$66k
Alarum Technologies Ltd.ALAR · Q1 2026$5.96$2.16-$57k-63.8%$32k
Byrna Technologies Inc.BYRN · Q1 2026$9.18$3.34-$402k-63.6%$230k
Embecta Corp.EMBC · Q1 2026$8.84$3.35-$2M-62.1%$1M
Prairie Operating Co.PROP · Q1 2026$2.03$0.7765-$413k-61.7%$256k
Compass Therapeutics, Inc.CMPX · Q1 2026$5.29$2.11-$3M-60.2%$2M
Curanex Pharmaceuticals Inc Common StockCURX · Q1 2026$0.5113$0.2107-$15k-58.8%$11k
Hertz Global Holdings, Inc.HTZ · Q1 2026$4.61$1.91-$7M-58.6%$5M
Origin Materials, Inc.ORGN · Q1 2026$2.28$0.95-$17k-58.3%$12k
Tradr 2X Short IREN Daily ETFIREZ · Q1 2026$30.09$12.56-$599k-58.3%$429k
LiveWire Group, Inc.LVWR · Q1 2026$1.66$0.6944-$12k-58.2%$8.6k
GraniteShares 2x Long INTC Daily ETFINTW · Q1 2026$51.82$22.37-$5M-56.8%$4M
Metalpha Technology Holding LimitedLYL · Q1 2026$1.15$0.5004-$45k-56.5%$35k
Powell Industries, Inc.POWL · Q1 2026$541.08$235.79-$38M-56.4%$30M
Daily Target 2X Long MSTR ETFMSTX · Q1 2026$19.55$8.54-$4M-56.3%$3M
T-REX 2X Long MSTR Daily Target ETFMSTU · Q1 2026$4.25$1.86-$2M-56.2%$2M
Purple Innovation, Inc.PRPL · Q1 2026$0.6612$0.2897-$28k-56.2%$22k
Werewolf Therapeutics, Inc.HOWL · Q1 2026$0.8326$0.368-$4.8k-55.8%$3.8k
Tigo Energy, Inc.TYGO · Q1 2026$3.76$1.68-$37k-55.3%$30k