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 | |
|---|---|---|---|---|---|---|
5651
Stock Yards Bancorp
SYBT
$2.62B
| $2.25M | ﹤0.01% |
+34,612
| New | +$2.33M |
|
5652
CALL
Teledyne Technologies
TDY
$31.5B
| $2.25M | ﹤0.01% |
4,400
-1,400
| -24% | -$738K |
|
5653
CALL
Church & Dwight Co
CHD
$23.1B
| $2.25M | ﹤0.01% |
26,800
+1,200
| +5% | +$103K |
|
5654
Goldman Sachs MarketBeta Russell 1000 Growth Equity ETF
GGUS
$465M
| $2.25M | ﹤0.01% |
35,297
+27,148
| +333% | +$1.73M |
|
5655
Driven Brands
DRVN
$2.1B
| $2.25M | ﹤0.01% |
+151,552
| New | +$2.25M |
|
5656
Invesco China Technology ETF
CQQQ
$3.23B
| $2.25M | ﹤0.01% |
43,178
-1,043,131
| -96% | -$56.7M |
|
|
MSTX
5657
PUT
Defiance Daily Target 2x Long MSTR ETF
MSTX
$150M
| $2.24M | ﹤0.01% |
58,280
-24,190
| -29% | -$2.63M |
|
5658
WPP
WPP
$5.57B
| $2.24M | ﹤0.01% |
99,848
-1,763
| -2% | -$37.9K |
|
5659
CALL
Triple Flag Precious Metals
TFPM
$6.54B
| $2.24M | ﹤0.01% |
67,500
+27,400
| +68% | +$857K |
|
5660
CALL
Piper Sandler
PIPR
$5.33B
| $2.24M | ﹤0.01% |
26,400
+7,600
| +40% | +$642K |
|
5661
iShares iBonds Dec 2031 Term Corporate ETF
IBDW
$2.56B
| $2.24M | ﹤0.01% |
105,796
-81,819
| -44% | -$1.73M |
|
5662
CALL
Boise Cascade
BCC
$2.86B
| $2.24M | ﹤0.01% |
30,400
+18,700
| +160% | +$1.36M |
|
|
OSG
5663
Octave Specialty Group
OSG
$209M
| $2.24M | ﹤0.01% |
287,283
+115,740
| +67% | +$989K |
|
|
SLI
5664
Standard Lithium
SLI
$560M
| $2.23M | ﹤0.01% |
500,000
-637,293
| -56% | -$2.7M |
|
5665
PUT
Korro Bio
KRRO
$193M
| $2.23M | ﹤0.01% |
+279,000
| New | +$6.52M |
|
5666
CryoPort
CYRX
$773M
| $2.23M | ﹤0.01% |
232,360
-156,230
| -40% | -$1.48M |
|
5667
Tompkins Financial
TMP
$1.45B
| $2.23M | ﹤0.01% |
30,737
+26,020
| +552% | +$1.78M |
|
|
VRE
5668
DELISTED
Veris Residential
VRE
| $2.23M | ﹤0.01% |
149,691
-289,331
| -66% | -$4.27M |
|
5669
Main Street Capital
MAIN
$5.43B
| $2.23M | ﹤0.01% |
36,868
+4,489
| +14% | +$265K |
|
5670
CALL
Direxion Daily MSFT Bull 2X ETF
MSFU
$653M
| $2.23M | ﹤0.01% |
53,700
+26,000
| +94% | +$1.24M |
|
5671
CALL
Genuine Parts
GPC
$18.3B
| $2.23M | ﹤0.01% |
18,100
-38,600
| -68% | -$5M |
|
5672
PUT
Oshkosh
OSK
$9.51B
| $2.22M | ﹤0.01% |
17,700
-14,300
| -45% | -$1.84M |
|
5673
CALL
APi Group
APG
$19.2B
| $2.22M | ﹤0.01% |
58,100
-59,650
| -51% | -$2.21M |
|
|
CRESY
5674
Cresud
CRESY
$750M
| $2.22M | ﹤0.01% |
175,957
+165,545
| +1,590% | +$1.83M |
|
5675
Thryv Holdings
THRY
$88.9M
| $2.22M | ﹤0.01% |
367,192
+203,464
| +124% | +$1.61M |
|
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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.