Ken Griffin Citadel Advisors
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.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$2.49B |
| 2 |
NVIDIA
NVDA
|
+$2.19B |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$1.94B |
| 4 |
TSMC
TSM
|
+$728M |
| 5 |
UnitedHealth
UNH
|
+$705M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$775M |
| 2 |
AbbVie
ABBV
|
+$540M |
| 3 |
Delta Air Lines
DAL
|
+$434M |
| 4 |
Eli Lilly
LLY
|
+$433M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
2126
PUT
abrdn Physical Palladium Shares ETF
PALL
$651M
| $24.1M | ﹤0.01% |
829,000
+422,000
| +104% | +$11.4M |
|
2127
Knife River
KNF
$3.77B
| $24M | ﹤0.01% |
341,524
+274,845
| +412% | +$19.3M |
|
2128
PUT
Builders FirstSource
BLDR
$7.8B
| $24M | ﹤0.01% |
233,500
-63,900
| -21% | -$7.18M |
|
2129
CALL
SiTime
SITM
$21.4B
| $23.9M | ﹤0.01% |
67,800
+33,600
| +98% | +$10.5M |
|
2130
PUT
Lucid Motors
LCID
$2.45B
| $23.9M | ﹤0.01% |
2,259,460
+1,009,660
| +81% | +$16.1M |
|
2131
PUT
Equinix
EQIX
$109B
| $23.8M | ﹤0.01% |
31,100
-3,300
| -10% | -$2.59M |
|
2132
CALL
Flex
FLEX
$46.6B
| $23.8M | ﹤0.01% |
394,000
+222,800
| +130% | +$13.8M |
|
2133
New Oriental
EDU
$8.36B
| $23.8M | ﹤0.01% |
432,458
+247,051
| +133% | +$13.5M |
|
2134
CALL
British American Tobacco
BTI
$123B
| $23.8M | ﹤0.01% |
420,100
-940,600
| -69% | -$51.3M |
|
2135
PUT
GSK
GSK
$99.2B
| $23.8M | ﹤0.01% |
485,000
+59,200
| +14% | +$2.76M |
|
2136
Raymond James Financial
RJF
$34.8B
| $23.8M | ﹤0.01% |
148,017
-9,322
| -6% | -$1.51M |
|
2137
GeneDx Holdings
WGS
$2.33B
| $23.7M | ﹤0.01% |
182,351
-8,589
| -4% | -$1.18M |
|
2138
CALL
Gold Fields
GFI
$36B
| $23.7M | ﹤0.01% |
541,800
+26,200
| +5% | +$1.09M |
|
2139
PUT
Enterprise Products Partners
EPD
$84B
| $23.6M | ﹤0.01% |
736,800
-76,600
| -9% | -$2.42M |
|
2140
CALL
Vanguard Real Estate ETF
VNQ
$39.2B
| $23.6M | ﹤0.01% |
266,700
-99,300
| -27% | -$8.92M |
|
2141
PUT
Southern Copper
SCCO
$156B
| $23.6M | ﹤0.01% |
169,259
+21,224
| +14% | +$2.78M |
|
2142
PUT
iShares MSCI USA Momentum Factor ETF
MTUM
$26.2B
| $23.6M | ﹤0.01% |
94,100
-92,300
| -50% | -$23.2M |
|
|
HNGE
2143
Hinge Health
HNGE
$7.14B
| $23.5M | ﹤0.01% |
506,104
+437,276
| +635% | +$21.1M |
|
2144
CALL
ARK Genomic Revolution ETF
ARKG
$1.74B
| $23.5M | ﹤0.01% |
810,900
+116,700
| +17% | +$3.5M |
|
2145
CALL
Sibanye-Stillwater
SBSW
$7.62B
| $23.5M | ﹤0.01% |
1,647,300
+778,600
| +90% | +$9.42M |
|
2146
SPS Commerce
SPSC
$2.86B
| $23.4M | ﹤0.01% |
+263,042
| New | +$24.4M |
|
2147
Service Corp International
SCI
$11.5B
| $23.4M | ﹤0.01% |
300,366
+64,019
| +27% | +$5.12M |
|
|
JBTM
2148
JBT Marel
JBTM
$6.23B
| $23.4M | ﹤0.01% |
155,433
-13,346
| -8% | -$1.88M |
|
2149
Cinemark Holdings
CNK
$4.33B
| $23.4M | ﹤0.01% |
+1,007,117
| New | +$26.5M |
|
2150
Cemex
CX
$16B
| $23.4M | ﹤0.01% |
2,036,873
+1,148,220
| +129% | +$11.9M |
|
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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.