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 | |
|---|---|---|---|---|---|---|
|
MNTN
3826
MNTN Inc
MNTN
$937M
| $6.59M | ﹤0.01% |
552,156
+312,330
| +130% | +$4.5M |
|
|
SII
3827
CALL
Sprott
SII
$3B
| $6.59M | ﹤0.01% |
67,300
+30,100
| +81% | +$2.67M |
|
|
HELP
3828
Cybin Inc
HELP
$743M
| $6.59M | ﹤0.01% |
805,377
+708,283
| +729% | +$4.56M |
|
3829
Interparfums
IPAR
$3.67B
| $6.59M | ﹤0.01% |
77,661
-97,097
| -56% | -$8.55M |
|
|
CIM
3830
PUT
Chimera Investment
CIM
$988M
| $6.59M | ﹤0.01% |
530,000
+459,000
| +646% | +$5.83M |
|
3831
Alerian MLP ETF
AMLP
$13.2B
| $6.59M | ﹤0.01% |
140,092
+106,428
| +316% | +$4.98M |
|
3832
PUT
Compass
COMP
$9.99B
| $6.58M | ﹤0.01% |
622,900
+301,000
| +94% | +$2.75M |
|
|
WCC
3833
CALL
WESCO International
WCC
$17.6B
| $6.58M | ﹤0.01% |
26,900
-8,800
| -25% | -$2.16M |
|
3834
Incyte
INCY
$24.4B
| $6.58M | ﹤0.01% |
66,617
+32,774
| +97% | +$3.17M |
|
3835
PUT
DigitalOcean
DOCN
$15.3B
| $6.58M | ﹤0.01% |
136,700
-149,900
| -52% | -$6.6M |
|
3836
PUT
Direxion Daily 20+ Year Treasury Bear 3X ETF
TMV
$195M
| $6.57M | ﹤0.01% |
176,900
+145,700
| +467% | +$5.07M |
|
3837
Match Group
MTCH
$8.71B
| $6.57M | ﹤0.01% |
203,574
-203,903
| -50% | -$6.7M |
|
|
PDS
3838
Precision Drilling
PDS
$1.09B
| $6.55M | ﹤0.01% |
91,109
+80,058
| +724% | +$4.92M |
|
|
LTC
3839
LTC Properties
LTC
$2.17B
| $6.53M | ﹤0.01% |
189,914
+75,221
| +66% | +$2.65M |
|
3840
Under Armour
UAA
$2.3B
| $6.52M | ﹤0.01% |
1,312,599
-1,002,483
| -43% | -$4.64M |
|
|
MCHB
3841
Mechanics Bancorp
MCHB
$3.78B
| $6.52M | ﹤0.01% |
445,825
+406,100
| +1,022% | +$5.65M |
|
3842
PUT
Guardant Health
GH
$21.1B
| $6.52M | ﹤0.01% |
63,800
-31,000
| -33% | -$2.77M |
|
3843
PUT
Doximity
DOCS
$4.42B
| $6.5M | ﹤0.01% |
146,900
-167,500
| -53% | -$9.4M |
|
3844
Erie Indemnity
ERIE
$13.4B
| $6.5M | ﹤0.01% |
22,669
-13,280
| -37% | -$3.96M |
|
3845
CALL
SSR Mining
SSRM
$6.56B
| $6.5M | ﹤0.01% |
296,400
+3,300
| +1% | +$73.4K |
|
3846
USA Compression Partners
USAC
$3.86B
| $6.5M | ﹤0.01% |
282,464
+181,059
| +179% | +$4.25M |
|
3847
PUT
Huntsman Corp
HUN
$1.81B
| $6.5M | ﹤0.01% |
649,500
-58,800
| -8% | -$538K |
|
3848
iShares MSCI USA Momentum Factor ETF
MTUM
$26.2B
| $6.49M | ﹤0.01% |
+25,947
| New | +$6.51M |
|
3849
QCR Holdings
QCRH
$1.74B
| $6.49M | ﹤0.01% |
77,922
+42,520
| +120% | +$3.35M |
|
|
BWIN
3850
Baldwin Insurance Group
BWIN
$3.05B
| $6.48M | ﹤0.01% |
+269,838
| New | +$6.87M |
|
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.