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 | |
|---|---|---|---|---|---|---|
|
PPBT
12201
Purple Biotech
PPBT
$2.44M
| $28.1K | ﹤0.01% |
4,274
+148
| +4% | +$1.07K |
|
|
TUYA
12202
CALL
Tuya Inc
TUYA
$1.12B
| $28.1K | ﹤0.01% |
+13,300
| New | +$30.3K |
|
12203
Traws Pharma
TRAW
$8.7M
| $28K | ﹤0.01% |
+24,819
| New | +$55.2K |
|
|
LHSW
12204
Lianhe Sowell International Group
LHSW
$9.55M
| $28K | ﹤0.01% |
3,426
+2,162
| +171% | +$53K |
|
12205
Marygold Companies
MGLD
$46.3M
| $27.9K | ﹤0.01% |
31,597
+8,735
| +38% | +$8.74K |
|
|
DDL
12206
CALL
Dingdong
DDL
$523M
| $27.9K | ﹤0.01% |
11,200
-900
| -7% | -$1.79K |
|
12207
Bluejay Diagnostics
BJDX
$1.09M
| $27.9K | ﹤0.01% |
+10,449
| New | +$68.6K |
|
12208
Polar Power
POLA
$6.86M
| $27.8K | ﹤0.01% |
+16,661
| New | +$51.4K |
|
|
JCTC
12209
Jewett-Cameron Trading
JCTC
$10.2M
| $27.8K | ﹤0.01% |
12,365
-10,192
| -45% | -$28K |
|
|
ICG
12210
Intchains Group
ICG
$53.4M
| $27.7K | ﹤0.01% |
+15,468
| New | +$23.9K |
|
|
AIOS
12211
AIOS Tech
AIOS
$39M
| $27.6K | ﹤0.01% |
1,292
+644
| +99% | +$43.6K |
|
12212
TELA Bio
TELA
$28.9M
| $27.6K | ﹤0.01% |
23,382
-11,899
| -34% | -$15.1K |
|
12213
CALL
Douglas Elliman
DOUG
$185M
| $27.5K | ﹤0.01% |
+11,600
| New | +$29.8K |
|
|
SACH
12214
CALL
Sachem Capital Corp
SACH
$37.9M
| $27.2K | ﹤0.01% |
+26,200
| New | +$28K |
|
12215
PUT
Ovid Therapeutics
OVID
$553M
| $27.2K | ﹤0.01% |
16,700
-45,800
| -73% | -$70.5K |
|
|
MOGU
12216
MOGU Inc
MOGU
$15.3M
| $26.9K | ﹤0.01% |
+12,612
| New | +$35.3K |
|
12217
Battalion Oil
BATL
$30.4M
| $26.7K | ﹤0.01% |
23,649
-11,524
| -33% | -$13.2K |
|
|
TDTH
12218
Trident Digital Tech Holdings
TDTH
$2.14B
| $26.7K | ﹤0.01% |
+2,967
| New | +$56.3K |
|
12219
PUT
Century Casinos
CNTY
$36M
| $26.6K | ﹤0.01% |
+20,000
| New | +$35.7K |
|
|
PMAX
12220
Powell Max Ltd
PMAX
$2.68M
| $26.6K | ﹤0.01% |
+1,470
| New | +$35.5K |
|
12221
Golden Sun Technology Group
GSUN
$3.61M
| $26.6K | ﹤0.01% |
+23,299
| New | +$42.9K |
|
|
COOT
12222
Australian Oilseeds Holdings
COOT
$12.9M
| $26.5K | ﹤0.01% |
51,469
+12,940
| +34% | +$13.7K |
|
12223
CALL
Black Diamond Therapeutics
BDTX
$116M
| $26.5K | ﹤0.01% |
+10,900
| New | +$38.6K |
|
|
NAKA
12224
Nakamoto Inc
NAKA
$88.2M
| $26.4K | ﹤0.01% |
1,879
-69,434
| -97% | -$1.81M |
|
12225
PUT
DHI Group
DHX
$171M
| $26.4K | ﹤0.01% |
+17,000
| New | +$32.2K |
|
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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.