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 | |
|---|---|---|---|---|---|---|
4426
PUT
NetEase
NTES
$80.1B
| $4.45M | ﹤0.01% |
32,300
-14,700
| -31% | -$2.09M |
|
|
CGHM
4427
Capital Group Municipal High-Income ETF
CGHM
$3.3B
| $4.44M | ﹤0.01% |
174,435
+100,152
| +135% | +$2.56M |
|
4428
Madison Square Garden
MSGS
$9.8B
| $4.44M | ﹤0.01% |
17,154
-27,899
| -62% | -$6.35M |
|
4429
SL Green Realty
SLG
$3.97B
| $4.43M | ﹤0.01% |
96,686
-211,383
| -69% | -$10.4M |
|
4430
PUT
Arrowhead Research
ARWR
$12.2B
| $4.43M | ﹤0.01% |
66,700
+1,700
| +3% | +$83.3K |
|
4431
Dave & Buster's
PLAY
$354M
| $4.42M | ﹤0.01% |
272,783
-11,553
| -4% | -$193K |
|
4432
Textron
TXT
$15.3B
| $4.42M | ﹤0.01% |
50,716
-101,055
| -67% | -$8.46M |
|
4433
CALL
Frontline
FRO
$9.17B
| $4.42M | ﹤0.01% |
202,500
+22,000
| +12% | +$514K |
|
4434
PUT
Vanguard Tax-Exempt Bond Index Fund
VTEB
$46B
| $4.42M | ﹤0.01% |
87,800
+78,800
| +876% | +$3.97M |
|
4435
Theravance Biopharma
TBPH
$881M
| $4.41M | ﹤0.01% |
235,700
+184,833
| +363% | +$3.07M |
|
4436
PUT
Direxion Daily CSI China Internet Index Bull 2X ETF
CWEB
$228M
| $4.41M | ﹤0.01% |
109,900
-24,200
| -18% | -$1.16M |
|
4437
Viper Energy
VNOM
$15.2B
| $4.4M | ﹤0.01% |
113,921
+56,983
| +100% | +$2.16M |
|
4438
Avantis Responsible Emerging Markets Equity ETF
AVSE
$220M
| $4.4M | ﹤0.01% |
67,693
+47,236
| +231% | +$3.06M |
|
4439
PUT
New Oriental
EDU
$8.36B
| $4.4M | ﹤0.01% |
79,900
+22,800
| +40% | +$1.25M |
|
4440
CTS Corp
CTS
$1.81B
| $4.4M | ﹤0.01% |
102,527
-32,913
| -24% | -$1.38M |
|
4441
H.B. Fuller
FUL
$3.38B
| $4.39M | ﹤0.01% |
73,852
+48,582
| +192% | +$2.85M |
|
4442
Heritage Insurance Holdings
HRTG
$1.01B
| $4.38M | ﹤0.01% |
149,825
-95,150
| -39% | -$2.57M |
|
4443
CALL
Valley National Bancorp
VLY
$8.29B
| $4.38M | ﹤0.01% |
375,000
+297,800
| +386% | +$3.3M |
|
|
GAU
4444
Galiano Gold
GAU
$547M
| $4.38M | ﹤0.01% |
1,730,687
-2,372,129
| -58% | -$5.87M |
|
4445
PUT
Axos Financial
AX
$5.8B
| $4.38M | ﹤0.01% |
50,800
+2,900
| +6% | +$239K |
|
4446
CALL
Enbridge
ENB
$111B
| $4.37M | ﹤0.01% |
91,300
-111,000
| -55% | -$5.3M |
|
4447
CALL
YieldMax MSTR Option Income Strategy ETF
MSTY
$723M
| $4.37M | ﹤0.01% |
147,520
-12,000
| -8% | -$560K |
|
4448
CALL
ProShares UltraPro Short S&P 500
SPXU
$380M
| $4.37M | ﹤0.01% |
87,820
+6,675
| +8% | +$347K |
|
4449
Global Industrial
GIC
$1.48B
| $4.36M | ﹤0.01% |
149,380
+132,574
| +789% | +$4.04M |
|
4450
PUT
Kyndryl
KD
$2.87B
| $4.36M | ﹤0.01% |
164,300
+52,400
| +47% | +$1.42M |
|
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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.