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 | |
|---|---|---|---|---|---|---|
1576
Envista
NVST
$4.54B
| $41.7M | 0.01% |
1,921,770
+220,915
| +13% | +$4.53M |
|
1577
PUT
Ross Stores
ROST
$78.5B
| $41.5M | 0.01% |
230,400
+92,900
| +68% | +$15.5M |
|
|
EXE
1578
CALL
Expand Energy Corp
EXE
$22B
| $41.5M | 0.01% |
375,636
+31,844
| +9% | +$3.53M |
|
1579
PUT
Chewy
CHWY
$9.17B
| $41.4M | 0.01% |
1,253,700
-311,400
| -20% | -$10.8M |
|
1580
CALL
Direxion Daily Small Cap Bull 3x ETF
TNA
$1.51B
| $41.3M | 0.01% |
905,900
-761,000
| -46% | -$35.2M |
|
1581
CALL
Archer Aviation
ACHR
$5.01B
| $41.2M | 0.01% |
5,475,600
+678,100
| +14% | +$6.38M |
|
1582
PUT
VF Corp
VFC
$5.78B
| $41.1M | 0.01% |
2,273,700
+1,269,100
| +126% | +$20.6M |
|
1583
DaVita
DVA
$11.5B
| $41.1M | 0.01% |
361,471
-88,734
| -20% | -$10.8M |
|
1584
TC Energy
TRP
$66.5B
| $41.1M | 0.01% |
746,456
-64,002
| -8% | -$3.41M |
|
1585
Zeta Global
ZETA
$7.34B
| $41M | 0.01% |
2,015,993
-21,369
| -1% | -$399K |
|
1586
CALL
Domino's
DPZ
$11.5B
| $41M | 0.01% |
98,300
+47,400
| +93% | +$19.8M |
|
|
NSA
1587
DELISTED
National Storage Affiliates Trust
NSA
| $40.8M | 0.01% |
1,446,088
+1,079,060
| +294% | +$32.1M |
|
1588
CALL
GE HealthCare
GEHC
$33.4B
| $40.8M | 0.01% |
497,300
-108,400
| -18% | -$8.45M |
|
1589
CALL
Cboe Global Markets
CBOE
$30.9B
| $40.8M | 0.01% |
162,400
-52,000
| -24% | -$12.9M |
|
1590
CALL
TE Connectivity
TEL
$62.9B
| $40.7M | 0.01% |
179,100
+116,200
| +185% | +$26.9M |
|
1591
AXIS Capital
AXS
$7.38B
| $40.7M | 0.01% |
380,052
-296,904
| -44% | -$29.5M |
|
1592
Texas Capital Bancshares
TCBI
$4.4B
| $40.7M | 0.01% |
+449,408
| New | +$39.5M |
|
1593
CALL
Unilever
UL
$134B
| $40.7M | 0.01% |
622,040
-141,516
| -19% | -$9.51M |
|
1594
CALL
monday.com
MNDY
$3.72B
| $40.7M | 0.01% |
275,600
+51,800
| +23% | +$8.72M |
|
1595
CoStar Group
CSGP
$13.2B
| $40.6M | 0.01% |
604,543
-1,122,075
| -65% | -$79.5M |
|
1596
Celestica
CLS
$42.2B
| $40.6M | 0.01% |
137,507
-28,167
| -17% | -$8.49M |
|
1597
PUT
Clorox
CLX
$12.7B
| $40.5M | 0.01% |
402,100
+139,700
| +53% | +$15.2M |
|
1598
CALL
Wingstop
WING
$3.37B
| $40.5M | 0.01% |
169,900
+26,300
| +18% | +$6.51M |
|
1599
PUT
Rockwell Automation
ROK
$49.8B
| $40.5M | 0.01% |
104,100
+14,500
| +16% | +$5.45M |
|
1600
PUT
Oscar Health
OSCR
$10.1B
| $40.5M | 0.01% |
2,817,500
-599,700
| -18% | -$10.4M |
|
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.