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 | |
|---|---|---|---|---|---|---|
|
BTC
4326
Grayscale Bitcoin Mini Trust ETF
BTC
$3.33B
| $4.77M | ﹤0.01% |
123,270
+51,523
| +72% | +$2.28M |
|
4327
CALL
Hycroft Mining Holding Corp
HYMC
$2.52B
| $4.77M | ﹤0.01% |
200,800
+108,900
| +118% | +$1.21M |
|
4328
CALL
ADMA Biologics
ADMA
$2.12B
| $4.77M | ﹤0.01% |
261,300
-650,900
| -71% | -$11M |
|
4329
PagSeguro Digital
PAGS
$2.4B
| $4.76M | ﹤0.01% |
494,249
+67,305
| +16% | +$645K |
|
4330
KB Financial Group
KB
$42.1B
| $4.76M | ﹤0.01% |
55,352
+2,483
| +5% | +$209K |
|
4331
CALL
Perrigo
PRGO
$1.81B
| $4.76M | ﹤0.01% |
341,700
+271,800
| +389% | +$4.53M |
|
4332
iShares Global Healthcare ETF
IXJ
$4.2B
| $4.76M | ﹤0.01% |
48,826
+12,926
| +36% | +$1.22M |
|
4333
China Yuchai International
CYD
$1.7B
| $4.75M | ﹤0.01% |
133,913
+43,334
| +48% | +$1.58M |
|
4334
Universal Corp
UVV
$1.11B
| $4.75M | ﹤0.01% |
90,049
-118,739
| -57% | -$6.31M |
|
4335
Helen of Troy
HELE
$704M
| $4.75M | ﹤0.01% |
223,520
+186,409
| +502% | +$3.8M |
|
|
RSVR
4336
CALL
Reservoir Media
RSVR
$657M
| $4.74M | ﹤0.01% |
626,200
+567,100
| +960% | +$4.25M |
|
4337
CALL
Ormat Technologies
ORA
$7.06B
| $4.74M | ﹤0.01% |
42,900
-24,300
| -36% | -$2.66M |
|
4338
STAAR Surgical
STAA
$1.31B
| $4.74M | ﹤0.01% |
205,119
+61,701
| +43% | +$1.59M |
|
4339
Rush Enterprises Class A
RUSHA
$9.6B
| $4.73M | ﹤0.01% |
87,740
-74,408
| -46% | -$3.87M |
|
4340
Community Bank
CBU
$3.46B
| $4.73M | ﹤0.01% |
82,381
+46,591
| +130% | +$2.68M |
|
4341
PUT
MSC Industrial Direct
MSM
$6.91B
| $4.73M | ﹤0.01% |
56,200
+48,100
| +594% | +$4.17M |
|
4342
Western Midstream Partners
WES
$20.2B
| $4.73M | ﹤0.01% |
119,655
+66,918
| +127% | +$2.59M |
|
4343
CALL
LKQ Corp
LKQ
$6.43B
| $4.73M | ﹤0.01% |
156,500
+46,700
| +43% | +$1.41M |
|
4344
Kforce
KFRC
$1.04B
| $4.72M | ﹤0.01% |
152,802
-12,175
| -7% | -$358K |
|
4345
United States Lime & Minerals
USLM
$3.37B
| $4.72M | ﹤0.01% |
39,426
+21,828
| +124% | +$2.71M |
|
4346
Full Truck Alliance
YMM
$9.14B
| $4.72M | ﹤0.01% |
439,843
+111,856
| +34% | +$1.34M |
|
4347
CALL
Oshkosh
OSK
$9.44B
| $4.71M | ﹤0.01% |
37,500
-5,300
| -12% | -$682K |
|
4348
PUT
Omega Healthcare
OHI
$14.1B
| $4.7M | ﹤0.01% |
106,100
-437,100
| -80% | -$18.8M |
|
|
TSMX
4349
Direxion Daily TSM Bull 2X ETF
TSMX
$671M
| $4.7M | ﹤0.01% |
+95,238
| New | +$4.72M |
|
4350
Kanzhun
BZ
$6.93B
| $4.7M | ﹤0.01% |
230,532
+115,396
| +100% | +$2.49M |
|
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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.