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 | |
|---|---|---|---|---|---|---|
5051
PUT
Kyndryl
KD
$2.87B
| $3.36M | ﹤0.01% |
111,900
+59,000
| +112% | +$2.03M |
|
5052
Stoneridge
SRI
$205M
| $3.36M | ﹤0.01% |
440,984
+136,997
| +45% | +$1.09M |
|
5053
CALL
Medifast
MED
$128M
| $3.36M | ﹤0.01% |
245,700
+49,100
| +25% | +$686K |
|
5054
QuinStreet
QNST
$1.18B
| $3.36M | ﹤0.01% |
217,061
-277,617
| -56% | -$4.41M |
|
5055
PUT
BlackBerry
BB
$5.22B
| $3.36M | ﹤0.01% |
687,700
-100,300
| -13% | -$398K |
|
5056
PUT
Vanguard Russell 2000 ETF
VTWO
$17.6B
| $3.36M | ﹤0.01% |
34,300
+11,200
| +48% | +$1.04M |
|
5057
CALL
LKQ Corp
LKQ
$6.43B
| $3.35M | ﹤0.01% |
109,800
-100,600
| -48% | -$3.3M |
|
5058
PUT
DigitalBridge
DBRG
$2.94B
| $3.35M | ﹤0.01% |
286,500
+26,000
| +10% | +$290K |
|
5059
Loar Holdings
LOAR
$7.25B
| $3.35M | ﹤0.01% |
41,890
-889,957
| -96% | -$66.9M |
|
|
LWACU
5060
LightWave Acquisition Corp Units
LWACU
| $3.35M | ﹤0.01% |
333,547
-892
| -0.3% | -$8.96K |
|
5061
VEON
VEON
$3.93B
| $3.35M | ﹤0.01% |
61,523
+16,227
| +36% | +$870K |
|
|
APLS
5062
CALL
DELISTED
Apellis Pharmaceuticals
APLS
| $3.35M | ﹤0.01% |
147,900
+35,100
| +31% | +$819K |
|
|
GRAL
5063
PUT
GRAIL Inc
GRAL
$3.03B
| $3.35M | ﹤0.01% |
56,596
-76,788
| -58% | -$2.93M |
|
5064
CALL
PIMCO 15+ Year US TIPS Index Exchange-Traded Fund
LTPZ
$776M
| $3.35M | ﹤0.01% |
62,800
+29,400
| +88% | +$1.54M |
|
5065
Ethan Allen Interiors
ETD
$581M
| $3.35M | ﹤0.01% |
113,548
-145,595
| -56% | -$4.3M |
|
5066
PUT
MicroSectors FANG+ ETNs due Jan 8 2038
FNGS
$602M
| $3.35M | ﹤0.01% |
47,800
+38,000
| +388% | +$2.54M |
|
5067
Sonos
SONO
$1.93B
| $3.34M | ﹤0.01% |
211,708
-160,890
| -43% | -$2.06M |
|
5068
State Street SPDR Global Dow ETF
DGT
$630M
| $3.34M | ﹤0.01% |
20,677
+16,795
| +433% | +$2.61M |
|
5069
Dine Brands
DIN
$447M
| $3.34M | ﹤0.01% |
135,253
-101,772
| -43% | -$2.38M |
|
5070
Arcutis Biotherapeutics
ARQT
$3.29B
| $3.34M | ﹤0.01% |
177,268
+31,775
| +22% | +$501K |
|
|
OBAWU
5071
Oxley Bridge Acquisition Ltd Unit
OBAWU
| $3.34M | ﹤0.01% |
332,352
-10,549
| -3% | -$106K |
|
5072
CALL
Adient
ADNT
$1.57B
| $3.34M | ﹤0.01% |
138,700
-42,200
| -23% | -$986K |
|
5073
National Vision
EYE
$1.53B
| $3.34M | ﹤0.01% |
114,413
-104,520
| -48% | -$2.57M |
|
5074
CALL
ProShares Trust UltraShort Lehman 20+ Year Treasury
TBT
$311M
| $3.34M | ﹤0.01% |
+98,800
| New | +$3.51M |
|
|
SQNS
5075
CALL
Sequans Communications SA
SQNS
$45.3M
| $3.34M | ﹤0.01% |
352,640
+351,430
| +29,044% | +$5.38M |
|
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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.