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 | |
|---|---|---|---|---|---|---|
4251
SI-BONE Inc
SIBN
$848M
| $5.21M | ﹤0.01% |
354,244
-45,271
| -11% | -$739K |
|
4252
PUT
Jack Henry & Associates
JKHY
$10.9B
| $5.21M | ﹤0.01% |
35,000
+33,600
| +2,400% | +$5.58M |
|
|
BDN
4253
Brandywine Realty Trust
BDN
$532M
| $5.21M | ﹤0.01% |
1,249,151
-1,067,788
| -46% | -$4.49M |
|
4254
PUT
iShares Core S&P Small-Cap ETF
IJR
$114B
| $5.2M | ﹤0.01% |
43,800
+800
| +2% | +$92K |
|
|
AVGX
4255
PUT
Defiance Daily Target 2X Long AVGO ETF
AVGX
$190M
| $5.2M | ﹤0.01% |
108,600
+65,900
| +154% | +$2.84M |
|
4256
PUT
Vanguard Dividend Appreciation ETF
VIG
$114B
| $5.2M | ﹤0.01% |
24,100
-15,300
| -39% | -$3.21M |
|
4257
PUT
Ball Corp
BALL
$16.4B
| $5.2M | ﹤0.01% |
103,100
-93,200
| -47% | -$5.04M |
|
4258
CALL
Resideo Technologies
REZI
$3.11B
| $5.19M | ﹤0.01% |
120,300
+109,100
| +974% | +$3.41M |
|
|
CMA
4259
CALL
DELISTED
Comerica
CMA
| $5.19M | ﹤0.01% |
75,800
-269,600
| -78% | -$18.2M |
|
4260
PUT
Xylem
XYL
$27.9B
| $5.19M | ﹤0.01% |
35,200
-10,900
| -24% | -$1.51M |
|
4261
iShares MSCI India ETF
INDA
$6.56B
| $5.19M | ﹤0.01% |
99,731
-64,167
| -39% | -$3.43M |
|
4262
Butterfly Network
BFLY
$2.35B
| $5.19M | ﹤0.01% |
2,688,373
-17,295
| -0.6% | -$29.4K |
|
4263
PUT
Atkore
ATKR
$3.17B
| $5.18M | ﹤0.01% |
82,500
-27,200
| -25% | -$1.77M |
|
4264
CALL
Rhythm Pharmaceuticals
RYTM
$7.95B
| $5.17M | ﹤0.01% |
51,200
+33,800
| +194% | +$3.14M |
|
4265
Dave & Buster's
PLAY
$354M
| $5.16M | ﹤0.01% |
284,336
+115,850
| +69% | +$3.04M |
|
4266
MGP Ingredients
MGPI
$379M
| $5.16M | ﹤0.01% |
213,322
-77,837
| -27% | -$2.26M |
|
4267
Pegasystems
PEGA
$5.31B
| $5.15M | ﹤0.01% |
89,610
-44,597
| -33% | -$2.46M |
|
4268
Extreme Networks
EXTR
$3.2B
| $5.15M | ﹤0.01% |
249,204
+159,172
| +177% | +$3.16M |
|
4269
PUT
Cedar Fair
FUN
$1.68B
| $5.15M | ﹤0.01% |
226,490
+173,732
| +329% | +$4.61M |
|
4270
Eagle Bancorp
EGBN
$878M
| $5.15M | ﹤0.01% |
254,480
+244,025
| +2,334% | +$4.73M |
|
4271
UL Solutions
ULS
$15.6B
| $5.15M | ﹤0.01% |
72,611
+29,574
| +69% | +$2.02M |
|
4272
PUT
Lantheus
LNTH
$6.59B
| $5.14M | ﹤0.01% |
100,200
+2,700
| +3% | +$169K |
|
4273
Immatics
IMTX
$1.29B
| $5.14M | ﹤0.01% |
603,155
-276,080
| -31% | -$1.7M |
|
4274
PACS Group
PACS
$7.04B
| $5.14M | ﹤0.01% |
374,035
+19,572
| +6% | +$230K |
|
|
PRSU
4275
Pursuit Attractions and Hospitality Inc
PRSU
$1.31B
| $5.13M | ﹤0.01% |
141,875
-53,834
| -28% | -$1.82M |
|
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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.