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 | |
|---|---|---|---|---|---|---|
5476
CALL
Liberty Global Class A
LBTYA
$3.55B
| $2.49M | ﹤0.01% |
223,500
+147,500
| +194% | +$1.63M |
|
5477
Tradr TSLA Bear Daily ETF
TSLQ
$98.2M
| $2.49M | ﹤0.01% |
+137,070
| New | +$3.05M |
|
5478
Nkarta
NKTX
$173M
| $2.49M | ﹤0.01% |
1,345,233
-1,554,525
| -54% | -$3.11M |
|
5479
CALL
Lazard
LAZ
$4.33B
| $2.49M | ﹤0.01% |
51,200
-18,800
| -27% | -$938K |
|
5480
CALL
Manulife Financial
MFC
$73.4B
| $2.48M | ﹤0.01% |
68,400
-109,500
| -62% | -$3.72M |
|
5481
White Mountains Insurance
WTM
$5.08B
| $2.48M | ﹤0.01% |
1,193
+912
| +325% | +$1.78M |
|
|
KC
5482
Kingsoft Cloud Holdings
KC
$3.45B
| $2.48M | ﹤0.01% |
239,653
-147,044
| -38% | -$1.81M |
|
|
FAZ
5483
PUT
Direxion Daily Financial Bear 3x ETF
FAZ
$87.1M
| $2.48M | ﹤0.01% |
64,480
+32,800
| +104% | +$1.38M |
|
5484
Direxion Daily NVDA Bear 1X ETF
NVDD
$19.3M
| $2.48M | ﹤0.01% |
64,587
+56,725
| +722% | +$2.21M |
|
|
VOYG
5485
PUT
Voyager Technologies
VOYG
$2.65B
| $2.48M | ﹤0.01% |
94,700
-16,100
| -15% | -$437K |
|
5486
Sprinklr
CXM
$1.58B
| $2.48M | ﹤0.01% |
318,160
+184,323
| +138% | +$1.4M |
|
5487
CALL
Coastal Financial
CCB
$766M
| $2.48M | ﹤0.01% |
21,600
+10,900
| +102% | +$1.19M |
|
5488
CALL
Vuzix
VUZI
$238M
| $2.47M | ﹤0.01% |
654,100
+416,000
| +175% | +$1.31M |
|
5489
PUT
Amdocs
DOX
$6.11B
| $2.47M | ﹤0.01% |
30,700
+5,300
| +21% | +$426K |
|
5490
CALL
Immunovant
IMVT
$8.96B
| $2.47M | ﹤0.01% |
97,200
+23,600
| +32% | +$526K |
|
|
WAY
5491
PUT
Waystar Holding Corp
WAY
$4.73B
| $2.47M | ﹤0.01% |
75,400
+2,100
| +3% | +$74.8K |
|
5492
loanDepot
LDI
$296M
| $2.47M | ﹤0.01% |
1,192,621
+485,327
| +69% | +$1.35M |
|
|
PLTW
5493
CALL
Roundhill PLTR WeeklyPay ETF
PLTW
$136M
| $2.47M | ﹤0.01% |
66,100
+59,000
| +831% | +$2.51M |
|
5494
CALL
AES
AES
$10.5B
| $2.47M | ﹤0.01% |
172,100
-229,500
| -57% | -$3.23M |
|
5495
CALL
ProShares Short Bitcoin Strategy ETF
BITI
$119M
| $2.47M | ﹤0.01% |
106,420
+7,980
| +8% | +$167K |
|
5496
PUT
Tenaris
TS
$26.8B
| $2.46M | ﹤0.01% |
64,100
+12,500
| +24% | +$482K |
|
5497
Sabra Healthcare REIT
SBRA
$5.17B
| $2.46M | ﹤0.01% |
130,115
-196,036
| -60% | -$3.63M |
|
5498
REX American Resources
REX
$1.48B
| $2.46M | ﹤0.01% |
76,232
-50,031
| -40% | -$1.63M |
|
5499
WisdomTree True Developed International Fund
DOL
$856M
| $2.46M | ﹤0.01% |
+37,403
| New | +$2.38M |
|
5500
CALL
NeoGenomics
NEO
$2.06B
| $2.46M | ﹤0.01% |
209,400
-286,900
| -58% | -$3.1M |
|
Similar funds
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.