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 |
Meta Platforms (Facebook)
META
|
+$1.45B |
| 2 |
Visa
V
|
+$1.05B |
| 3 |
Microsoft
MSFT
|
+$1.01B |
| 4 |
Apple
AAPL
|
+$578M |
| 5 |
Norfolk Southern
NSC
|
+$545M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
HES
Hess
HES
|
+$1.24B |
| 2 |
McDonald's
MCD
|
+$707M |
| 3 |
JPMorgan Chase
JPM
|
+$680M |
| 4 |
Texas Instruments
TXN
|
+$678M |
| 5 |
Edwards Lifesciences
EW
|
+$664M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.8% |
| 2 | Healthcare | 2.66% |
| 3 | Financials | 2.38% |
| 4 | Consumer Discretionary | 2.05% |
| 5 | Industrials | 2% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2176
Stride
LRN
$3.46B
| $22.2M | ﹤0.01% |
148,771
+94,454
| +174% | +$13.8M |
|
2177
A.O. Smith
AOS
$8.45B
| $22.1M | ﹤0.01% |
301,572
-100,119
| -25% | -$7.15M |
|
2178
PUT
Biogen
BIIB
$31B
| $22.1M | ﹤0.01% |
158,000
-105,800
| -40% | -$14.3M |
|
2179
PUT
ZIM Integrated Shipping Services
ZIM
$3.39B
| $22.1M | ﹤0.01% |
1,632,100
-1,060,000
| -39% | -$16.1M |
|
2180
CALL
Vanguard Morningstar Growth ETF
VUG
$230B
| $22.1M | ﹤0.01% |
276,600
-258,000
| -48% | -$19.7M |
|
2181
Penske Automotive Group
PAG
$14.4B
| $22.1M | ﹤0.01% |
126,979
+11,267
| +10% | +$2.01M |
|
2182
CALL
Alnylam Pharmaceuticals
ALNY
$30.6B
| $22.1M | ﹤0.01% |
48,400
-11,900
| -20% | -$4.85M |
|
2183
CALL
Global Payments
GPN
$24.6B
| $22.1M | ﹤0.01% |
265,500
-131,000
| -33% | -$11M |
|
2184
CALL
BigBear.ai
BBAI
$1.57B
| $22M | ﹤0.01% |
3,381,900
+478,900
| +16% | +$3.07M |
|
2185
VanEck Junior Gold Miners ETF
GDXJ
$8.49B
| $22M | ﹤0.01% |
222,212
+49,873
| +29% | +$3.83M |
|
2186
PUT
Becton Dickinson
BDX
$50B
| $22M | ﹤0.01% |
117,500
-4,600
| -4% | -$855K |
|
|
2187
PUT
Global Payments
GPN
$24.6B
| $22M | ﹤0.01% |
264,600
-278,500
| -51% | -$23.4M |
|
2188
PUT
ProShares Ultra QQQ
QLD
$14.4B
| $22M | ﹤0.01% |
320,400
-18,400
| -5% | -$1.16M |
|
2189
CALL
Domino's
DPZ
$11.5B
| $22M | ﹤0.01% |
50,900
-29,300
| -37% | -$13.3M |
|
2190
STAG Industrial
STAG
$7.09B
| $22M | ﹤0.01% |
+622,569
| New | +$22.2M |
|
2191
CALL
Martin Marietta Materials
MLM
$32.9B
| $21.9M | ﹤0.01% |
34,800
-2,100
| -6% | -$1.25M |
|
2192
PUT
Tapestry
TPR
$26.1B
| $21.9M | ﹤0.01% |
193,500
-246,100
| -56% | -$25.8M |
|
2193
PUT
Archer Daniels Midland
ADM
$38.8B
| $21.9M | ﹤0.01% |
366,000
-102,400
| -22% | -$5.99M |
|
2194
Trade Desk
TTD
$6.64B
| $21.8M | ﹤0.01% |
445,158
+327,764
| +279% | +$20.8M |
|
2195
Pinnacle West Capital
PNW
$12.3B
| $21.8M | ﹤0.01% |
243,177
+65,351
| +37% | +$5.88M |
|
2196
CALL
Markel Group
MKL
$22.9B
| $21.8M | ﹤0.01% |
11,400
+600
| +6% | +$1.18M |
|
|
PONY
2197
PUT
Pony AI Inc
PONY
$3.54B
| $21.8M | ﹤0.01% |
968,400
+694,400
| +253% | +$10.6M |
|
2198
CALL
PureCycle Technologies
PCT
$1.4B
| $21.8M | ﹤0.01% |
1,656,000
+99,500
| +6% | +$1.38M |
|
2199
Winnebago Industries
WGO
$892M
| $21.8M | ﹤0.01% |
650,620
+238,700
| +58% | +$7.87M |
|
2200
CALL
Albertsons Companies
ACI
$6.03B
| $21.7M | ﹤0.01% |
1,241,500
+675,200
| +119% | +$13.2M |
|
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Ken Griffin's Q3 2025 Portfolio in Review
As of Q3 2025, Ken Griffin held 14,587 positions worth $657B, up 14% from $576B the previous quarter. Its ten largest holdings account for 25% of the portfolio.
Ken Griffin's Q3 2025 filing shows 2,292 new, 5,364 increased, 4,887 reduced and 1,963 closed positions. Its largest new stake was Permian Resources: 18,381,735 shares worth $235M. The largest sale was Hess, an estimated $1.24B.
By sector, the portfolio is most concentrated in Technology at 3.8% of assets, up from 3.3% a quarter earlier, followed by Healthcare and Financials.
- Ken Griffin's largest Q3 2025 buy was Permian Resources: 18,381,735 shares worth $235M.
- Ken Griffin added most to Meta Platforms (Facebook) in Q3 2025, an estimated $1.45B increase.
- Ken Griffin's biggest Q3 2025 reduction was McDonald's, cutting an estimated $707M.
- Ken Griffin fully exited Hess in Q3 2025, selling an estimated $1.24B.
- Ken Griffin's ten largest holdings make up 25% of its $657B portfolio in Q3 2025.
- Ken Griffin opened 2,292 new positions and closed 1,963 in Q3 2025.
- Ken Griffin's portfolio value rose 14% quarter-over-quarter to $657B.
Based on Citadel Advisors's 13F filing for Q3 2025, filed 14 Nov 2025.