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 | |
|---|---|---|---|---|---|---|
|
LCCC
11276
Lakeshore Acquisition III Corp
LCCC
| $150K | ﹤0.01% |
14,712
-1,409
| -9% | -$14.3K |
|
11277
PUT
Greystone Housing Impact Investors LP
GHI
$141M
| $150K | ﹤0.01% |
21,800
+9,400
| +76% | +$73.3K |
|
11278
PUT
Annovis Bio
ANVS
$78.7M
| $150K | ﹤0.01% |
43,400
+4,800
| +12% | +$14.4K |
|
|
BRAG
11279
Bragg Gaming Group
BRAG
$47.2M
| $150K | ﹤0.01% |
+71,500
| New | +$169K |
|
11280
CALL
CuriosityStream
CURI
$211M
| $150K | ﹤0.01% |
39,500
-6,800
| -15% | -$30.3K |
|
11281
US Global Investors
GROW
$39.4M
| $149K | ﹤0.01% |
62,028
+18,403
| +42% | +$45.8K |
|
|
KLC
11282
CALL
KinderCare Learning Companies
KLC
$308M
| $149K | ﹤0.01% |
34,600
+3,600
| +12% | +$18.1K |
|
11283
Shimmick
SHIM
$153M
| $149K | ﹤0.01% |
+51,151
| New | +$129K |
|
11284
CALL
Nomura Holdings
NMR
$28.7B
| $149K | ﹤0.01% |
+17,800
| New | +$133K |
|
|
GRML
11285
Greenland Mines Ltd
GRML
$30.6M
| $149K | ﹤0.01% |
+516,660
| New | +$248K |
|
11286
4D Molecular Therapeutics
FDMT
$673M
| $149K | ﹤0.01% |
+19,889
| New | +$202K |
|
11287
CALL
CareCloud
CCLD
$110M
| $149K | ﹤0.01% |
50,900
+35,700
| +235% | +$113K |
|
11288
CALL
Seanergy Maritime Holdings
SHIP
$363M
| $149K | ﹤0.01% |
16,100
-11,300
| -41% | -$103K |
|
|
AVX
11289
Avax One Technology Ltd
AVX
$23.5M
| $148K | ﹤0.01% |
+8,190
| New | +$238K |
|
11290
PMV Pharmaceuticals
PMVP
$67.2M
| $148K | ﹤0.01% |
118,593
-74,560
| -39% | -$99.9K |
|
11291
Lifecore Biomedical
LFCR
$179M
| $148K | ﹤0.01% |
18,116
-48,636
| -73% | -$360K |
|
|
GRCE
11292
Grace Therapeutics
GRCE
$45.4M
| $148K | ﹤0.01% |
42,297
+15,032
| +55% | +$47.7K |
|
|
LGO
11293
Largo
LGO
$74.1M
| $148K | ﹤0.01% |
157,446
-74,414
| -32% | -$88.3K |
|
|
EVOXU
11294
Evolution Global Acquisition Corp Units
EVOXU
$180M
| $147K | ﹤0.01% |
+14,524
| New | +$147K |
|
|
KYNB
11295
Kyntra Bio
KYNB
$28.5M
| $147K | ﹤0.01% |
16,756
-6,761
| -29% | -$66.1K |
|
11296
PUT
Stellus Capital Investment Corp
SCM
$250M
| $147K | ﹤0.01% |
+11,600
| New | +$142K |
|
11297
OptimizeRx
OPRX
$164M
| $147K | ﹤0.01% |
11,976
-96,815
| -89% | -$1.58M |
|
|
NPKI
11298
CALL
NPK International
NPKI
$1.21B
| $147K | ﹤0.01% |
12,300
-700
| -5% | -$8.54K |
|
11299
PUT
Elicio Therapeutics
ELTX
$81.2M
| $146K | ﹤0.01% |
+18,400
| New | +$167K |
|
|
CCC
11300
CALL
CCC Intelligent Solutions
CCC
$4.11B
| $146K | ﹤0.01% |
+18,400
| New | +$150K |
|
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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.