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 | |
|---|---|---|---|---|---|---|
|
BCYC
6676
Bicycle Therapeutics
BCYC
$279M
| $1.46M | ﹤0.01% |
189,027
+49,560
| +36% | +$374K |
|
6677
Acacia Research
ACTG
$453M
| $1.46M | ﹤0.01% |
450,088
-144,016
| -24% | -$499K |
|
6678
Telephone and Data Systems
TDS
$3.92B
| $1.46M | ﹤0.01% |
37,268
-52,974
| -59% | -$2.04M |
|
|
RGTU
6679
PUT
Tradr 2X Long RGTI Daily ETF
RGTU
$10.9M
| $1.46M | ﹤0.01% |
+10,300
| New | +$604K |
|
6680
CALL
Evolv Technologies
EVLV
$989M
| $1.46M | ﹤0.01% |
193,500
+135,600
| +234% | +$990K |
|
6681
PUT
Immunovant
IMVT
$8.97B
| $1.46M | ﹤0.01% |
90,600
+23,400
| +35% | +$379K |
|
|
ZEPP
6682
CALL
Zepp Health
ZEPP
$82.4M
| $1.46M | ﹤0.01% |
+31,900
| New | +$966K |
|
|
NTSK
6683
CALL
Netskope Inc
NTSK
$6.18B
| $1.46M | ﹤0.01% |
+64,200
| New | +$1.53M |
|
|
AIOT
6684
PowerFleet Inc
AIOT
$405M
| $1.46M | ﹤0.01% |
278,445
+142,812
| +105% | +$659K |
|
6685
iShares US Real Estate ETF
IYR
$4.59B
| $1.46M | ﹤0.01% |
15,029
-161,940
| -92% | -$15.6M |
|
6686
PUT
HCI Group
HCI
$2.3B
| $1.46M | ﹤0.01% |
7,600
+2,600
| +52% | +$412K |
|
6687
CALL
MaxLinear
MXL
$6.52B
| $1.46M | ﹤0.01% |
90,700
+17,900
| +25% | +$281K |
|
6688
CALL
O-I Glass
OI
$986M
| $1.46M | ﹤0.01% |
112,300
+31,300
| +39% | +$427K |
|
6689
Invesco S&P 100 Equal Weight ETF
EQWL
$2.8B
| $1.46M | ﹤0.01% |
+12,700
| New | +$1.42M |
|
|
IDVZ
6690
Polen International Dividend Income Fund
IDVZ
$195M
| $1.46M | ﹤0.01% |
47,340
+40,500
| +592% | +$1.2M |
|
6691
CALL
Dominari Holdings
DOMH
$62.1M
| $1.46M | ﹤0.01% |
+205,300
| New | +$1.2M |
|
6692
CALL
Invesco S&P 500 Top 50 ETF
XLG
$10.8B
| $1.46M | ﹤0.01% |
25,300
-8,500
| -25% | -$465K |
|
6693
CALL
Banc of California
BANC
$3.06B
| $1.45M | ﹤0.01% |
87,745
+3,565
| +4% | +$55.8K |
|
6694
Arq
ARQ
$99.1M
| $1.45M | ﹤0.01% |
202,692
-5,068
| -2% | -$33.5K |
|
6695
Franklin Focused Dynamic Growth ETF
FFOG
$343M
| $1.45M | ﹤0.01% |
30,500
+1,642
| +6% | +$74.7K |
|
|
ONT
6696
CALL
Onterris Inc
ONT
$571M
| $1.45M | ﹤0.01% |
52,800
-11,800
| -18% | -$308K |
|
6697
CALL
Idaho Strategic Resources
IDR
$474M
| $1.45M | ﹤0.01% |
42,900
+32,200
| +301% | +$760K |
|
6698
CALL
DXC Technology
DXC
$1.69B
| $1.45M | ﹤0.01% |
106,300
+37,000
| +53% | +$525K |
|
6699
PUT
Array Technologies
ARRY
$733M
| $1.45M | ﹤0.01% |
177,600
+78,600
| +79% | +$595K |
|
|
BLD
6700
CALL
DELISTED
TopBuild
BLD
| $1.45M | ﹤0.01% |
3,700
-8,800
| -70% | -$3.51M |
|
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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.