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 | |
|---|---|---|---|---|---|---|
6201
CALL
Tiptree Inc
TIPT
$662M
| $1.71M | ﹤0.01% |
93,800
+66,700
| +246% | +$1.22M |
|
6202
PUT
Packaging Corp of America
PKG
$22.5B
| $1.71M | ﹤0.01% |
8,300
+4,400
| +113% | +$895K |
|
6203
PUT
Fortuna Silver Mines
FSM
$3.19B
| $1.71M | ﹤0.01% |
174,300
-90,100
| -34% | -$811K |
|
6204
PAR Technology
PAR
$767M
| $1.71M | ﹤0.01% |
47,101
-459,183
| -91% | -$16.6M |
|
6205
CALL
AvePoint
AVPT
$2.8B
| $1.71M | ﹤0.01% |
123,000
-70,000
| -36% | -$967K |
|
|
NAVN
6206
CALL
Navan Inc
NAVN
$7.3B
| $1.71M | ﹤0.01% |
+100,000
| New | +$1.59M |
|
|
CEPT
6207
DELISTED
Cantor Equity Partners II
CEPT
| $1.71M | ﹤0.01% |
151,618
-346,874
| -70% | -$3.91M |
|
6208
PUT
Northern Oil and Gas
NOG
$2.72B
| $1.71M | ﹤0.01% |
79,500
-85,600
| -52% | -$1.92M |
|
6209
Empire State Realty Trust
ESRT
$807M
| $1.7M | ﹤0.01% |
261,426
-461,156
| -64% | -$3.29M |
|
6210
CALL
Sempra
SRE
$56.2B
| $1.7M | ﹤0.01% |
19,300
-473,800
| -96% | -$43.1M |
|
|
SOFX
6211
PUT
Defiance Daily Target 2X Long SOFI ETF
SOFX
$77.1M
| $1.7M | ﹤0.01% |
59,900
+13,400
| +29% | +$525K |
|
6212
NETSCOUT
NTCT
$2.85B
| $1.7M | ﹤0.01% |
62,841
-50,908
| -45% | -$1.38M |
|
|
NB
6213
PUT
NioCorp Developments
NB
$700M
| $1.7M | ﹤0.01% |
320,800
+77,600
| +32% | +$534K |
|
6214
CALL
Lennox International
LII
$14.4B
| $1.7M | ﹤0.01% |
3,500
-5,500
| -61% | -$2.76M |
|
6215
Silicon Laboratories
SLAB
$7.32B
| $1.7M | ﹤0.01% |
12,989
+5,958
| +85% | +$783K |
|
6216
VanEck JP Morgan EM Local Currency Bond ETF
EMLC
$4.78B
| $1.7M | ﹤0.01% |
65,736
+12,384
| +23% | +$317K |
|
6217
VanEck Israel ETF
ISRA
$159M
| $1.7M | ﹤0.01% |
28,862
+23,121
| +403% | +$1.31M |
|
6218
PUT
Rayonier Advanced Materials
RYAM
$563M
| $1.7M | ﹤0.01% |
288,100
-265,600
| -48% | -$1.73M |
|
6219
Tetra Tech
TTEK
$9.17B
| $1.7M | ﹤0.01% |
50,593
-948,776
| -95% | -$32.1M |
|
6220
PUT
Roundhill N-100 0DTE Covered Call Strategy ETF
QDTE
$975M
| $1.7M | ﹤0.01% |
55,000
+22,000
| +67% | +$767K |
|
|
FRMM
6221
Forum Markets
FRMM
$77.8M
| $1.7M | ﹤0.01% |
346,081
-396,421
| -53% | -$5.6M |
|
6222
A.O. Smith
AOS
$8.34B
| $1.69M | ﹤0.01% |
25,262
-276,310
| -92% | -$18.7M |
|
|
LOUP
6223
Innovator Deepwater Frontier Tech ETF
LOUP
$227M
| $1.69M | ﹤0.01% |
22,053
+17,168
| +351% | +$1.33M |
|
6224
CALL
MaxLinear
MXL
$7.69B
| $1.68M | ﹤0.01% |
96,600
+5,900
| +7% | +$96.1K |
|
6225
CALL
Hess Midstream
HESM
$5.09B
| $1.68M | ﹤0.01% |
48,800
-491,100
| -91% | -$16.5M |
|
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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.