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 | |
|---|---|---|---|---|---|---|
|
UNIT
3951
CALL
Uniti Group
UNIT
$2.43B
| $6.06M | ﹤0.01% |
864,160
+157,300
| +22% | +$997K |
|
3952
BondBloxx BBB Rated 1-5 Year Corporate Bond ETF
BBBS
$180M
| $6.05M | ﹤0.01% |
117,502
+84,420
| +255% | +$4.36M |
|
3953
CALL
UL Solutions
ULS
$15.6B
| $6.05M | ﹤0.01% |
76,700
-17,200
| -18% | -$1.38M |
|
3954
Fox Factory Holding Corp
FOXF
$883M
| $6.05M | ﹤0.01% |
353,338
+178,146
| +102% | +$3.4M |
|
3955
Toronto Dominion Bank
TD
$205B
| $6.04M | ﹤0.01% |
64,076
-523,321
| -89% | -$44.2M |
|
3956
Primerica
PRI
$9.65B
| $6.03M | ﹤0.01% |
23,342
+3,395
| +17% | +$886K |
|
3957
PUT
C.H. Robinson
CHRW
$17.4B
| $6.03M | ﹤0.01% |
37,500
-11,800
| -24% | -$1.74M |
|
3958
PUT
Moody's
MCO
$84B
| $6.03M | ﹤0.01% |
11,800
-4,600
| -28% | -$2.24M |
|
3959
MarineMax
HZO
$1.15B
| $6.03M | ﹤0.01% |
248,686
-12,319
| -5% | -$304K |
|
3960
Chord Energy
CHRD
$7.51B
| $6.02M | ﹤0.01% |
64,993
+58,771
| +945% | +$5.45M |
|
3961
PUT
CACI
CACI
$14.8B
| $6.02M | ﹤0.01% |
11,300
-22,200
| -66% | -$12.5M |
|
|
PR
3962
PUT
Permian Resources
PR
$18B
| $6.02M | ﹤0.01% |
429,100
-220,900
| -34% | -$2.97M |
|
3963
Novanta
NOVT
$6.3B
| $6.02M | ﹤0.01% |
50,582
-46,460
| -48% | -$5.29M |
|
3964
CALL
MarketAxess Holdings
MKTX
$5.72B
| $6.02M | ﹤0.01% |
33,200
-36,300
| -52% | -$6.19M |
|
3965
PUT
Vicor
VICR
$10.8B
| $6.02M | ﹤0.01% |
54,900
+5,600
| +11% | +$476K |
|
3966
CALL
Vanguard Morningstar Value ETF
VTV
$194B
| $6.02M | ﹤0.01% |
31,500
-1,400
| -4% | -$263K |
|
3967
State Street SPDR S&P Semiconductor ETF
XSD
$2.93B
| $6.01M | ﹤0.01% |
18,700
+13,401
| +253% | +$4.42M |
|
3968
Starwood Property Trust
STWD
$6.03B
| $6.01M | ﹤0.01% |
333,759
-269,735
| -45% | -$4.96M |
|
3969
Simply Good Foods
SMPL
$1B
| $6.01M | ﹤0.01% |
299,065
-95,057
| -24% | -$1.98M |
|
3970
CALL
Willdan Group
WLDN
$1.32B
| $6M | ﹤0.01% |
57,900
+17,100
| +42% | +$1.68M |
|
3971
Veritone
VERI
$116M
| $6M | ﹤0.01% |
1,289,695
+1,052,917
| +445% | +$5.66M |
|
3972
Pacer US Cash Cows 100 ETF
COWZ
$19.8B
| $6M | ﹤0.01% |
99,654
-6,767
| -6% | -$398K |
|
3973
PUT
Star Bulk Carriers
SBLK
$3.24B
| $5.99M | ﹤0.01% |
311,800
+229,800
| +280% | +$4.29M |
|
3974
Omega Healthcare
OHI
$14.1B
| $5.99M | ﹤0.01% |
135,153
-318,239
| -70% | -$13.7M |
|
3975
RXO
RXO
$3.88B
| $5.99M | ﹤0.01% |
474,075
-177,320
| -27% | -$2.62M |
|
Similar funds
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.