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 | |
|---|---|---|---|---|---|---|
1076
PUT
Atlassian
TEAM
$42.1B
| $71.8M | 0.01% |
449,800
+46,900
| +12% | +$8.49M |
|
1077
CALL
Marathon Petroleum
MPC
$97.8B
| $71.6M | 0.01% |
371,700
-153,900
| -29% | -$27.1M |
|
1078
CALL
Dow Inc
DOW
$21.9B
| $71.6M | 0.01% |
3,121,200
+1,300,700
| +71% | +$32.4M |
|
1079
CALL
iShares Russell 1000 Growth ETF
IWF
$129B
| $71.4M | 0.01% |
610,000
-207,200
| -25% | -$23.1M |
|
1080
Archrock
AROC
$5.84B
| $71.3M | 0.01% |
2,709,360
+129,397
| +5% | +$3.12M |
|
1081
Expedia Group
EXPE
$39.1B
| $71.2M | 0.01% |
333,302
+276,771
| +490% | +$55.6M |
|
1082
Macerich
MAC
$6.99B
| $71.2M | 0.01% |
3,914,107
+315,473
| +9% | +$5.46M |
|
1083
CALL
ProShares UltraPro Short QQQ
SQQQ
$1.67B
| $71.2M | 0.01% |
935,396
+5,588
| +0.6% | +$495K |
|
1084
Halliburton
HAL
$27.4B
| $71.2M | 0.01% |
2,894,334
+990,764
| +52% | +$21.9M |
|
|
BULL
1085
CALL
Webull Corp
BULL
$4.23B
| $70.8M | 0.01% |
4,788,400
+3,846,500
| +408% | +$54.8M |
|
1086
Goldman Sachs
GS
$304B
| $70.6M | 0.01% |
+88,705
| New | +$65.7M |
|
1087
H&R Block
HRB
$6.76B
| $70.6M | 0.01% |
1,396,179
-438,238
| -24% | -$23.2M |
|
1088
Apollo Global Management
APO
$81.9B
| $70.5M | 0.01% |
529,231
+407,650
| +335% | +$57.7M |
|
1089
CALL
Cipher Digital
CIFR
$6.9B
| $70.4M | 0.01% |
5,593,400
+5,031,300
| +895% | +$38M |
|
1090
Birkenstock
BIRK
$7.54B
| $70.3M | 0.01% |
1,554,584
-1,901,429
| -55% | -$93M |
|
1091
CALL
General Dynamics
GD
$107B
| $70.3M | 0.01% |
206,100
-120,000
| -37% | -$37.8M |
|
1092
CALL
S&P Global
SPGI
$125B
| $70M | 0.01% |
143,900
-16,400
| -10% | -$8.78M |
|
1093
PUT
NXP Semiconductors
NXPI
$58.5B
| $69.8M | 0.01% |
306,500
-81,800
| -21% | -$18.4M |
|
1094
PUT
Medtronic
MDT
$116B
| $69.7M | 0.01% |
732,200
-3,900
| -0.5% | -$359K |
|
1095
Armstrong World Industries
AWI
$7.75B
| $69.6M | 0.01% |
355,222
-292,121
| -45% | -$54.3M |
|
1096
CALL
Okta
OKTA
$26.9B
| $69.5M | 0.01% |
758,000
+8,700
| +1% | +$812K |
|
1097
American Electric Power
AEP
$67.9B
| $69.3M | 0.01% |
615,846
-963,298
| -61% | -$105M |
|
1098
PepsiCo
PEP
$192B
| $69.2M | 0.01% |
492,547
-439,221
| -47% | -$62.7M |
|
1099
PUT
Bank of Montreal
BMO
$129B
| $69.1M | 0.01% |
530,400
+46,000
| +9% | +$5.45M |
|
|
1100
PUT
S&P Global
SPGI
$125B
| $68.9M | 0.01% |
141,500
+80,000
| +130% | +$42.8M |
|
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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, 5,365 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.