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 | |
|---|---|---|---|---|---|---|
|
MSTU
4876
PUT
T-Rex 2X Long MSTR Daily Target ETF
MSTU
$296M
| $3.44M | ﹤0.01% |
413,630
+232,360
| +128% | +$5.49M |
|
4877
PUT
Chemours
CC
$2.39B
| $3.44M | ﹤0.01% |
291,500
+157,800
| +118% | +$2.03M |
|
|
JBTM
4878
CALL
JBT Marel
JBTM
$6.23B
| $3.44M | ﹤0.01% |
22,800
+5,100
| +29% | +$719K |
|
4879
PUT
Corebridge Financial
CRBG
$15.4B
| $3.43M | ﹤0.01% |
113,800
+3,000
| +3% | +$92.2K |
|
4880
Transportadora de Gas del Sur
TGS
$4.23B
| $3.43M | ﹤0.01% |
110,396
+51,494
| +87% | +$1.46M |
|
4881
CALL
iShares US Medical Devices ETF
IHI
$3.46B
| $3.43M | ﹤0.01% |
55,200
+21,800
| +65% | +$1.35M |
|
4882
PUT
Howard Hughes
HHH
$3.98B
| $3.43M | ﹤0.01% |
43,000
-51,100
| -54% | -$4.23M |
|
|
KAT
4883
Scharf ETF
KAT
$678M
| $3.43M | ﹤0.01% |
+62,344
| New | +$3.42M |
|
4884
CALL
Critical Metals Corp
CRML
$978M
| $3.43M | ﹤0.01% |
494,000
+411,000
| +495% | +$4.48M |
|
4885
CALL
ProShares Trust UltraShort Lehman 20+ Year Treasury
TBT
$310M
| $3.43M | ﹤0.01% |
98,100
-700
| -0.7% | -$23.5K |
|
4886
CALL
Aclaris Therapeutics
ACRS
$851M
| $3.43M | ﹤0.01% |
+1,138,400
| New | +$2.88M |
|
4887
Colliers International
CIGI
$5.39B
| $3.43M | ﹤0.01% |
23,307
-71,448
| -75% | -$10.7M |
|
|
OPLN
4888
Openlane
OPLN
$4.33B
| $3.42M | ﹤0.01% |
+114,904
| New | +$3.11M |
|
4889
CALL
Hormel Foods
HRL
$13.5B
| $3.42M | ﹤0.01% |
144,300
-39,000
| -21% | -$910K |
|
|
SAFE
4890
PUT
Safehold
SAFE
$1.08B
| $3.42M | ﹤0.01% |
249,700
+150,500
| +152% | +$2.14M |
|
4891
Yelp
YELP
$1.34B
| $3.42M | ﹤0.01% |
112,434
-91,205
| -45% | -$2.81M |
|
4892
CALL
Vanguard Morningstar Small-Cap Growth ETF
VBK
$25B
| $3.41M | ﹤0.01% |
11,300
-1,200
| -10% | -$362K |
|
4893
PUT
Global X Robotics & Artificial Intelligence ETF
BOTZ
$3.58B
| $3.41M | ﹤0.01% |
94,200
+22,600
| +32% | +$819K |
|
4894
PUT
Jack Henry & Associates
JKHY
$10.9B
| $3.41M | ﹤0.01% |
18,700
-16,300
| -47% | -$2.72M |
|
4895
CALL
Axos Financial
AX
$5.8B
| $3.41M | ﹤0.01% |
39,600
-2,400
| -6% | -$198K |
|
4896
Edgewell Personal Care
EPC
$1.31B
| $3.4M | ﹤0.01% |
199,704
-473,207
| -70% | -$8.75M |
|
|
LWACU
4897
LightWave Acquisition Corp Units
LWACU
| $3.4M | ﹤0.01% |
334,113
+566
| +0.2% | +$5.73K |
|
|
GRNY
4898
CALL
FundStrat Granny Shots US Large Cap ETF
GRNY
$4.46B
| $3.4M | ﹤0.01% |
137,500
-2,500
| -2% | -$62.8K |
|
4899
CALL
Texas Roadhouse
TXRH
$13.6B
| $3.4M | ﹤0.01% |
20,500
-50,100
| -71% | -$8.48M |
|
4900
Fidelity Fundamental Large Cap Value ETF
FFLV
$16.8M
| $3.4M | ﹤0.01% |
139,317
+108,166
| +347% | +$2.57M |
|
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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.