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 |
Amazon
AMZN
|
+$2.49B |
| 2 |
NVIDIA
NVDA
|
+$2.19B |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$1.94B |
| 4 |
TSMC
TSM
|
+$728M |
| 5 |
UnitedHealth
UNH
|
+$705M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$775M |
| 2 |
AbbVie
ABBV
|
+$540M |
| 3 |
Delta Air Lines
DAL
|
+$434M |
| 4 |
Eli Lilly
LLY
|
+$433M |
| 5 |
DexCom
DXCM
|
+$433M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 4.89% |
| 2 | Healthcare | 2.92% |
| 3 | Financials | 2.71% |
| 4 | Consumer Discretionary | 2.52% |
| 5 | Industrials | 2.2% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3326
Kroger
KR
$34.7B
| $9.26M | ﹤0.01% |
148,130
-30,138
| -17% | -$1.97M |
|
|
VG
3327
Venture Global Inc
VG
$35B
| $9.25M | ﹤0.01% |
1,356,250
-104,218
| -7% | -$868K |
|
3328
CALL
Blackstone Secured Lending
BXSL
$5.75B
| $9.24M | ﹤0.01% |
351,000
+330,400
| +1,604% | +$8.87M |
|
3329
JPMorgan Short Duration Core Plus ETF
JSCP
$1.76B
| $9.23M | ﹤0.01% |
194,180
+166,376
| +598% | +$7.92M |
|
3330
Manhattan Associates
MANH
$11.5B
| $9.23M | ﹤0.01% |
53,273
-799,135
| -94% | -$146M |
|
3331
ASP Isotopes
ASPI
$538M
| $9.23M | ﹤0.01% |
1,725,553
+559,788
| +48% | +$4.45M |
|
3332
PUT
Akamai
AKAM
$18B
| $9.23M | ﹤0.01% |
105,800
-126,700
| -54% | -$10.4M |
|
3333
CALL
American Superconductor
AMSC
$1.55B
| $9.23M | ﹤0.01% |
320,600
+160,000
| +100% | +$6.92M |
|
3334
Tidewater
TDW
$4.69B
| $9.23M | ﹤0.01% |
182,669
+75,397
| +70% | +$3.98M |
|
3335
ArriVent BioPharma
AVBP
$1.46B
| $9.23M | ﹤0.01% |
+458,502
| New | +$9.54M |
|
3336
PUT
Trane Technologies
TT
$106B
| $9.22M | ﹤0.01% |
23,700
+5,100
| +27% | +$2.11M |
|
3337
CALL
Invesco DB US Dollar Index Bullish Fund
UUP
$413M
| $9.22M | ﹤0.01% |
341,200
-76,800
| -18% | -$2.14M |
|
3338
CALL
Darling Ingredients
DAR
$10.6B
| $9.22M | ﹤0.01% |
256,000
+113,800
| +80% | +$3.85M |
|
3339
Kimbell Royalty Partners
KRP
$1.52B
| $9.21M | ﹤0.01% |
783,301
+92,796
| +13% | +$1.19M |
|
3340
PUT
HF Sinclair
DINO
$16.7B
| $9.21M | ﹤0.01% |
199,900
-14,300
| -7% | -$737K |
|
3341
CALL
Weyerhaeuser
WY
$17.7B
| $9.19M | ﹤0.01% |
388,100
+208,400
| +116% | +$4.82M |
|
3342
Brown-Forman Class B
BF.B
$13B
| $9.19M | ﹤0.01% |
352,681
-1,362,220
| -79% | -$38.3M |
|
3343
Xtrackers MSCI EAFE Hedged Equity ETF
DBEF
$9.43B
| $9.19M | ﹤0.01% |
190,994
-220,432
| -54% | -$10.6M |
|
|
AMTM
3344
CALL
Amentum Holdings
AMTM
$5.25B
| $9.18M | ﹤0.01% |
316,724
+212,150
| +203% | +$5.42M |
|
3345
EXL Service
EXLS
$5.28B
| $9.18M | ﹤0.01% |
216,233
+17,727
| +9% | +$725K |
|
3346
Evolus
EOLS
$538M
| $9.17M | ﹤0.01% |
1,379,131
+790,722
| +134% | +$5.36M |
|
3347
Dropbox
DBX
$7.48B
| $9.16M | ﹤0.01% |
329,603
-691,249
| -68% | -$20.1M |
|
3348
Vermilion Energy
VET
$1.73B
| $9.15M | ﹤0.01% |
1,097,383
+761,380
| +227% | +$6.29M |
|
3349
Essex Property Trust
ESS
$18.5B
| $9.15M | ﹤0.01% |
34,953
+21,665
| +163% | +$5.61M |
|
|
SLNO
3350
PUT
DELISTED
Soleno Therapeutics
SLNO
| $9.14M | ﹤0.01% |
197,500
+107,700
| +120% | +$5.91M |
|
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Ken Griffin's Q4 2025 Portfolio in Review
As of Q4 2025, Ken Griffin held 14,701 positions worth $666B, up 1.3% from $657B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
Ken Griffin's Q4 2025 filing shows 2,078 new, 5,000 increased, 5,362 reduced and 2,191 closed positions. Its largest new stake was Medline Inc: 6,006,339 shares worth $252M. The largest sale was Meta Platforms (Facebook), an estimated $775M.
By sector, the portfolio is most concentrated in Technology at 4.9% of assets, up from 3.8% a quarter earlier, followed by Healthcare and Financials.
- Ken Griffin's largest Q4 2025 buy was Medline Inc: 6,006,339 shares worth $252M.
- Ken Griffin added most to Amazon in Q4 2025, an estimated $2.49B increase.
- Ken Griffin's biggest Q4 2025 reduction was Meta Platforms (Facebook), cutting an estimated $775M.
- Ken Griffin fully exited WEX in Q4 2025, selling an estimated $131M.
- Ken Griffin's ten largest holdings make up 23% of its $666B portfolio in Q4 2025.
- Ken Griffin opened 2,078 new positions and closed 2,191 in Q4 2025.
- Ken Griffin's portfolio value rose 1.3% quarter-over-quarter to $666B.
Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.