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Ken Griffin

Ken Griffin Citadel Advisors

AUM $875B
1-Year Est. Return 40.91%
 

Ken Griffin founded Citadel, one of the world’s largest and most successful hedge funds. Starting his trading career from his Harvard dorm room at a young age, Griffin quickly developed a keen sense for markets and built Citadel into a global powerhouse with billions in assets under management. Known for his quantitative and technology-driven strategies, Griffin has also made headlines for significant philanthropic contributions, supporting causes in education, the arts, and public institutions. Over the years, he has earned recognition as one of the preeminent figures in modern finance.

This Fund
S&P 500
This Quarter Est. Return
+5.22%
1 Year Est. Return
+40.91%
3 Year Est. Return
+115.85%
5 Year Est. Return
+132.1%
10 Year Est. Return
+518.81%
AUM
$666B
AUM Growth
+$8.72B
Cap. Flow
+$1.57B
Cap. Flow %
0.24%
Top 10 Hldgs %
22.76%
Holding
14,701
New
2,078
Increased
5,000
Reduced
5,362
Closed
2,191

Top Buys

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$2.49B
2
NVDA icon
NVIDIA
NVDA
+$2.19B
3
DIA icon
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
+$1.94B
4
TSM icon
TSMC
TSM
+$728M
5
UNH icon
UnitedHealth
UNH
+$705M

Top Sells

Rank Stock Value
1
META icon
Meta Platforms (Facebook)
META
+$775M
2
ABBV icon
AbbVie
ABBV
+$540M
3
DAL icon
Delta Air Lines
DAL
+$434M
4
LLY icon
Eli Lilly
LLY
+$433M
5
DXCM icon
DexCom
DXCM
+$433M

Sector Composition

Rank Sector Weight
1 Technology 4.89%
2 Healthcare 2.92%
3 Financials 2.71%
4 Consumer Discretionary 2.52%
5 Industrials 2.2%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ORGN
10226
DELISTED
Origin Materials
ORGN
$283K ﹤0.01%
44,580
+32,980
+284% +$482K
IPO icon
10227
PUT
Renaissance IPO ETF
IPO
$165M
$283K ﹤0.01%
6,200
-100
-2% -$4.73K
IWV icon
10228
iShares Russell 3000 ETF
IWV
$20.5B
$283K ﹤0.01%
731
-227
-24% -$87.1K
BCIC
10229
CALL
BCP Investment Corp
BCIC
$94.7M
$283K ﹤0.01%
+23,900
New +$290K
IFGL icon
10230
iShares International Developed Real Estate ETF
IFGL
$82.2M
$282K ﹤0.01%
12,231
-16,240
-57% -$372K
PJFM icon
10231
PGIM Jennison Focused Mid-Cap ETF
PJFM
$20M
$282K ﹤0.01%
4,568
-1,617
-26% -$98.4K
HY icon
10232
PUT
Hyster-Yale Materials Handling
HY
$618M
$282K ﹤0.01%
9,500
+2,400
+34% +$79.1K
ATRA icon
10233
Atara Biotherapeutics
ATRA
$81.2M
$282K ﹤0.01%
+15,577
New +$233K
PQJA
10234
PGIM Nasdaq-100 Buffer 12 ETF - January
PQJA
$30M
$282K ﹤0.01%
+9,658
New +$275K
FLAU icon
10235
Franklin FTSE Australia ETF
FLAU
$180M
$282K ﹤0.01%
8,960
-13,026
-59% -$413K
GPRK icon
10236
PUT
GeoPark
GPRK
$615M
$281K ﹤0.01%
37,900
-18,900
-33% -$138K
DVY icon
10237
iShares Select Dividend ETF
DVY
$24.1B
$281K ﹤0.01%
+1,989
New +$281K
CNTB
10238
Connect Biopharma Holdings
CNTB
$161M
$281K ﹤0.01%
+99,493
New +$212K
KEP icon
10239
PUT
Korea Electric Power
KEP
$15.1B
$281K ﹤0.01%
+17,000
New +$269K
LFST icon
10240
Lifestance Health
LFST
$4.75B
$280K ﹤0.01%
39,821
-55,029
-58% -$332K
CNO icon
10241
CALL
CNO Financial Group
CNO
$5.11B
$280K ﹤0.01%
6,600
-4,300
-39% -$175K
ELTX icon
10242
CALL
Elicio Therapeutics
ELTX
$81.2M
$280K ﹤0.01%
35,200
+14,200
+68% +$129K
PYXS icon
10243
Pyxis Oncology
PYXS
$251M
$280K ﹤0.01%
243,589
-93,770
-28% -$331K
ECVT icon
10244
Ecovyst
ECVT
$1.14B
$280K ﹤0.01%
28,787
-1,933
-6% -$16.9K
SOGP
10245
CALL
Sound Group
SOGP
$47.1M
$280K ﹤0.01%
24,100
-1,300
-5% -$18.3K
AMTB icon
10246
Amerant Bancorp
AMTB
$1.14B
$280K ﹤0.01%
14,352
-12,743
-47% -$237K
LAND
10247
CALL
Gladstone Land Corp
LAND
$358M
$280K ﹤0.01%
30,600
-4,600
-13% -$42.1K
RELL icon
10248
Richardson Electronics
RELL
$299M
$280K ﹤0.01%
25,720
-45,828
-64% -$488K
TGS icon
10249
CALL
Transportadora de Gas del Sur
TGS
$4.23B
$280K ﹤0.01%
9,000
-2,000
-18% -$56.5K
OZ icon
10250
Belpointe PREP
OZ
$192M
$280K ﹤0.01%
4,302
-1,506
-26% -$94.8K
408 409
410
411 412

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Ken Griffin's Q4 2025 Portfolio in Review

As of Q4 2025, Ken Griffin held 14,701 positions worth $666B, up 1.3% from $657B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

Ken Griffin's Q4 2025 filing shows 2,078 new, 5,000 increased, 5,362 reduced and 2,191 closed positions. Its largest new stake was Medline Inc: 6,006,339 shares worth $252M. The largest sale was Meta Platforms (Facebook), an estimated $775M.

By sector, the portfolio is most concentrated in Technology at 4.9% of assets, up from 3.8% a quarter earlier, followed by Healthcare and Financials.

  • Ken Griffin's largest Q4 2025 buy was Medline Inc: 6,006,339 shares worth $252M.
  • Ken Griffin added most to Amazon in Q4 2025, an estimated $2.49B increase.
  • Ken Griffin's biggest Q4 2025 reduction was Meta Platforms (Facebook), cutting an estimated $775M.
  • Ken Griffin fully exited WEX in Q4 2025, selling an estimated $131M.
  • Ken Griffin's ten largest holdings make up 23% of its $666B portfolio in Q4 2025.
  • Ken Griffin opened 2,078 new positions and closed 2,191 in Q4 2025.
  • Ken Griffin's portfolio value rose 1.3% quarter-over-quarter to $666B.

Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.