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 | |
|---|---|---|---|---|---|---|
12301
PUT
Lineage Cell Therapeutics
LCTX
$271M
| $35.3K | ﹤0.01% |
+20,900
| New | +$24.7K |
|
|
WORX
12302
DELISTED
SCWORX CORP NEW
WORX
| $35.3K | ﹤0.01% |
+8,119
| New | +$42.4K |
|
|
STAK
12303
STAK Inc
STAK
$33.8M
| $35.2K | ﹤0.01% |
+41,614
| New | +$57.3K |
|
12304
PUT
Protalix BioTherapeutics
PLX
$179M
| $35.1K | ﹤0.01% |
15,800
+5,200
| +49% | +$8.47K |
|
12305
CALL
Ironwood Pharmaceuticals
IRWD
$712M
| $35K | ﹤0.01% |
26,700
+2,300
| +9% | +$2.38K |
|
12306
Kaltura
KLTR
$249M
| $34.9K | ﹤0.01% |
+24,243
| New | +$40.9K |
|
12307
Aterian
ATER
$5.44M
| $34.8K | ﹤0.01% |
+33,165
| New | +$38.7K |
|
12308
PUT
Grove Collaborative
GROV
$44M
| $34.8K | ﹤0.01% |
23,200
+9,800
| +73% | +$14.3K |
|
12309
PUT
Westwater Resources
WWR
$72.7M
| $34.7K | ﹤0.01% |
+36,600
| New | +$27.5K |
|
12310
PUT
Vista Gold
VGZ
$337M
| $34.5K | ﹤0.01% |
+16,200
| New | +$21.1K |
|
12311
Ensysce Biosciences
ENSC
$6.14M
| $34.4K | ﹤0.01% |
+14,518
| New | +$31.2K |
|
|
ENFY
12312
DELISTED
Enlightify Inc
ENFY
| $34.3K | ﹤0.01% |
+42,610
| New | +$43.1K |
|
12313
New Concept Energy
GBR
$3.66M
| $34.3K | ﹤0.01% |
34,168
-10,012
| -23% | -$9.94K |
|
12314
Edesa Biotech
EDSA
$51.5M
| $34.2K | ﹤0.01% |
14,032
-9,482
| -40% | -$21.9K |
|
12315
PUT
Erasca
ERAS
$6.43B
| $34.2K | ﹤0.01% |
+15,700
| New | +$25K |
|
12316
CALL
Ispire Technology
ISPR
$89M
| $34K | ﹤0.01% |
13,300
-18,000
| -58% | -$52.3K |
|
12317
CALL
Purple Innovation
PRPL
$29.7M
| $34K | ﹤0.01% |
1,456
-2,676
| -65% | -$62.6K |
|
12318
CALL
Milestone Pharmaceuticals
MIST
$137M
| $34K | ﹤0.01% |
17,000
-11,900
| -41% | -$20.9K |
|
12319
CALL
TTEC Holdings
TTEC
$77.9M
| $33.9K | ﹤0.01% |
+10,100
| New | +$41.4K |
|
12320
Brenmiller Energy
BNRG
$1.51M
| $33.8K | ﹤0.01% |
+102
| New | +$44.4K |
|
12321
PUT
Comtech Telecommunications
CMTL
$52.7M
| $33.8K | ﹤0.01% |
13,100
-12,500
| -49% | -$28.6K |
|
12322
Network-1 Technologies
NTIP
$35.4M
| $33.7K | ﹤0.01% |
+22,451
| New | +$32.6K |
|
|
ORKT
12323
Orangekloud Technology Inc
ORKT
$5.9M
| $33.5K | ﹤0.01% |
+16,601
| New | +$45.6K |
|
|
NMG
12324
CALL
Nouveau Monde Graphite
NMG
$484M
| $33.5K | ﹤0.01% |
+11,800
| New | +$23.5K |
|
12325
Mind CTI
MNDO
$20.6M
| $33.4K | ﹤0.01% |
+30,099
| New | +$38.4K |
|
Similar funds
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.