Ken Griffin Health Information Services

Citadel Advisors LLC

  • $550 Billion
  • Q2 2025

Stock List

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$7.83B
$127 Million 0.02% of portfolio
1,210,386
Q2 2025 Added 179.38%
$38.7B
$29.1 Million 0.01% of portfolio
101,209
Q2 2025 Reduced 13.46%
$1.4B
$26.4 Million 0.0% of portfolio
898,221
Q2 2025 Added 264.98%
$1.46B
$16.1 Million 0.0% of portfolio
567,124
Q2 2025 Added 8.46%
$2.31B
$11.6 Million 0.0% of portfolio
506,167
Q2 2025 Reduced 7.43%
$2.85B
$11.6 Million 0.0% of portfolio
530,729
Q2 2025 Reduced 11.66%
$295M
$8.08 Million 0.0% of portfolio
1,623,236
Q2 2025 Added 116.92%
$1.12B
$7.98 Million 0.0% of portfolio
916,266
Q2 2025 Reduced 13.25%
$1.72B
$7.71 Million 0.0% of portfolio
658,893
Q2 2025 Added 34.02%
$2.01B
$7.2 Million 0.0% of portfolio
327,391
Q2 2025 Reduced 69.3%
$854M
$6.61 Million 0.0% of portfolio
586,923
Q2 2025 Added 345.83%
$1.17B
$5.35 Million 0.0% of portfolio
266,056
Q2 2025 Reduced 58.28%
$811M
$4.13 Million 0.0% of portfolio
149,241
Q2 2025 Added 1,728.04%
$6.83B
$3.45 Million 0.0% of portfolio
56,286
Q2 2025 Reduced 91.29%
$296M
$2.46 Million 0.0% of portfolio
182,346
Q2 2025 Added 153.7%
$1.23B
$2.27 Million 0.0% of portfolio
195,944
Q2 2025 Reduced 81.59%
$385M
$1.8 Million 0.0% of portfolio
107,195
Q2 2025 Reduced 41.22%
$362M
$1.3 Million 0.0% of portfolio
333,091
Q2 2025 Added 198.87%
$125M
$1.17 Million 0.0% of portfolio
137,595
Q2 2025 Added 281.61%
$368M
$1.16 Million 0.0% of portfolio
65,417
Q2 2025 Reduced 57.61%
$164M
$216,000 0.0% of portfolio
57,426
Q2 2025 Reduced 64.6%
$201M
$121,000 0.0% of portfolio
39,111
Q2 2025 Added 222.3%
$509M
$46,000 0.0% of portfolio
15,006
Q2 2025 Reduced 79.23%
$9.44M
$37,000 0.0% of portfolio
29,632
Q2 2025 New
$62M
$27,000 0.0% of portfolio
13,791
Q2 2025 New
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Ken Griffin

Ken Griffin

Ken Griffin is the founder and CEO of Citadel Advisors, a successful investment firm that uses technology and data-driven approaches to investing. Griffin is known for his expertise in quantitative investing and his innovative approach to investing. He has generated strong returns for his clients over the long term.
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