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 | |
|---|---|---|---|---|---|---|
3176
CALL
Southern Copper
SCCO
$156B
| $10.4M | ﹤0.01% |
74,940
+14,957
| +25% | +$1.96M |
|
3177
PUT
Cheesecake Factory
CAKE
$5.64B
| $10.4M | ﹤0.01% |
206,600
+98,400
| +91% | +$4.94M |
|
3178
PUT
US Global Jets ETF
JETS
$824M
| $10.4M | ﹤0.01% |
370,800
-1,932,000
| -84% | -$50.2M |
|
3179
PUT
State Street Real Estate Select Sector SPDR ETF
XLRE
$8.71B
| $10.4M | ﹤0.01% |
257,600
+46,000
| +22% | +$1.89M |
|
3180
CALL
W.P. Carey
WPC
$16.3B
| $10.4M | ﹤0.01% |
161,400
+7,000
| +5% | +$466K |
|
|
EH
3181
CALL
EHang Holdings
EH
$450M
| $10.4M | ﹤0.01% |
786,800
-6,100
| -0.8% | -$96.3K |
|
3182
Scorpio Tankers
STNG
$3.98B
| $10.3M | ﹤0.01% |
203,510
+104,549
| +106% | +$5.96M |
|
3183
Bausch Health
BHC
$2.43B
| $10.3M | ﹤0.01% |
1,487,295
+1,459,715
| +5,293% | +$9.6M |
|
|
OSG
3184
CALL
Octave Specialty Group
OSG
$221M
| $10.3M | ﹤0.01% |
1,328,000
+297,100
| +29% | +$2.54M |
|
|
VG
3185
CALL
Venture Global Inc
VG
$35B
| $10.3M | ﹤0.01% |
1,513,800
+875,000
| +137% | +$7.29M |
|
3186
SentinelOne
S
$7.92B
| $10.3M | ﹤0.01% |
687,736
-71,154
| -9% | -$1.17M |
|
3187
PUT
Enbridge
ENB
$111B
| $10.3M | ﹤0.01% |
215,500
-8,400
| -4% | -$401K |
|
3188
CALL
Direxion Daily Semiconductor Bear 3X ETF
SOXS
$1.39B
| $10.3M | ﹤0.01% |
16,465
+5,632
| +52% | +$4.13M |
|
3189
Praxis Precision Medicines
PRAX
$10.2B
| $10.3M | ﹤0.01% |
34,917
+27,119
| +348% | +$5.05M |
|
3190
CALL
Casey's General Stores
CASY
$31.3B
| $10.3M | ﹤0.01% |
18,600
+1,400
| +8% | +$770K |
|
3191
Hertz
HTZ
$798M
| $10.3M | ﹤0.01% |
2,000,003
+695,296
| +53% | +$3.8M |
|
3192
Brookfield Infrastructure
BIPC
$4.97B
| $10.3M | ﹤0.01% |
226,329
+67,589
| +43% | +$3.06M |
|
3193
PUT
Ares Capital
ARCC
$14.3B
| $10.3M | ﹤0.01% |
507,900
+295,600
| +139% | +$5.96M |
|
|
WCC
3194
WESCO International
WCC
$17.6B
| $10.3M | ﹤0.01% |
41,931
+39,974
| +2,043% | +$9.8M |
|
3195
Klaviyo
KVYO
$5.26B
| $10.3M | ﹤0.01% |
315,769
-2,676,729
| -89% | -$75M |
|
3196
iShares MSCI Pacific ex Japan ETF
EPP
$2.24B
| $10.2M | ﹤0.01% |
+203,067
| New | +$10.4M |
|
|
CIVI
3197
DELISTED
Civitas Resources
CIVI
| $10.2M | ﹤0.01% |
378,046
+58,004
| +18% | +$1.68M |
|
3198
Atmus Filtration Technologies
ATMU
$4.16B
| $10.2M | ﹤0.01% |
197,261
+119,979
| +155% | +$5.81M |
|
3199
CALL
Herbalife
HLF
$1.29B
| $10.2M | ﹤0.01% |
793,100
+1,000
| +0.1% | +$10.6K |
|
3200
CALL
Equinox Gold
EQX
$13.5B
| $10.2M | ﹤0.01% |
727,700
-880,700
| -55% | -$11.1M |
|
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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.