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 | |
|---|---|---|---|---|---|---|
|
CFIT
8726
Cambria Fixed Income Trend ETF
CFIT
$42.3M
| $557K | ﹤0.01% |
22,158
+2,272
| +11% | +$57.4K |
|
|
NVDB
8727
ProShares Ultra NVDA
NVDB
$9.95M
| $557K | ﹤0.01% |
+19,785
| New | +$576K |
|
8728
CALL
iShares Global Tech ETF
IXN
$9.53B
| $557K | ﹤0.01% |
5,300
+700
| +15% | +$73.9K |
|
8729
CALL
NatWest
NWG
$75.7B
| $557K | ﹤0.01% |
+31,800
| New | +$504K |
|
|
JBIO
8730
Jade Biosciences
JBIO
$1.49B
| $556K | ﹤0.01% |
+36,055
| New | +$423K |
|
8731
PUT
Kulicke & Soffa
KLIC
$5.33B
| $556K | ﹤0.01% |
12,200
-6,300
| -34% | -$266K |
|
8732
PUT
nLIGHT
LASR
$3.12B
| $555K | ﹤0.01% |
14,800
-3,400
| -19% | -$114K |
|
|
GMEU
8733
T-REX 2X Long GME Daily Target ETF
GMEU
$13.5M
| $555K | ﹤0.01% |
63,702
+39,932
| +168% | +$463K |
|
8734
Direxion Daily Magnificent 7 Bear 1X ETF
QQQD
$32.8M
| $555K | ﹤0.01% |
+42,762
| New | +$566K |
|
|
GAU
8735
PUT
Galiano Gold
GAU
$552M
| $555K | ﹤0.01% |
219,200
+106,000
| +94% | +$262K |
|
8736
PUT
Sensient Technologies
SXT
$5.68B
| $554K | ﹤0.01% |
+5,900
| New | +$557K |
|
8737
Lightbridge
LTBR
$305M
| $554K | ﹤0.01% |
43,842
-315,592
| -88% | -$6.07M |
|
8738
CALL
SI-BONE Inc
SIBN
$838M
| $554K | ﹤0.01% |
28,100
-19,100
| -40% | -$332K |
|
8739
Direxion Daily MSFT Bear 1X ETF
MSFD
$19.3M
| $554K | ﹤0.01% |
48,123
+7,369
| +18% | +$82.4K |
|
8740
BrandywineGLOBAL Dynamic US Large Cap Value ETF
DVAL
$72.4M
| $554K | ﹤0.01% |
+38,500
| New | +$555K |
|
|
PARK
8741
Park Dental Partners
PARK
$109M
| $554K | ﹤0.01% |
+37,535
| New | +$515K |
|
8742
PUT
indie Semiconductor
INDI
$995M
| $554K | ﹤0.01% |
156,900
-35,200
| -18% | -$154K |
|
8743
PUT
Bentley Systems
BSY
$10.5B
| $553K | ﹤0.01% |
14,500
-31,200
| -68% | -$1.42M |
|
8744
CALL
Nordson
NDSN
$17.3B
| $553K | ﹤0.01% |
2,300
-21,900
| -90% | -$5.15M |
|
8745
CALL
Sundial Growers
SNDL
$306M
| $553K | ﹤0.01% |
333,100
+36,500
| +12% | +$73.3K |
|
8746
CALL
Innoviz Technologies
INVZ
$106M
| $553K | ﹤0.01% |
648,100
+138,900
| +27% | +$220K |
|
8747
MasterCraft Boat Holdings
MCFT
$608M
| $553K | ﹤0.01% |
29,235
+16,046
| +122% | +$317K |
|
|
GDXY
8748
PUT
YieldMax Gold Miners Option Income Strategy ETF
GDXY
$246M
| $553K | ﹤0.01% |
34,500
-300
| -0.9% | -$4.88K |
|
8749
PUT
AXT Inc
AXTI
$6.29B
| $553K | ﹤0.01% |
+33,800
| New | +$326K |
|
8750
CALL
NBT Bancorp
NBTB
$2.77B
| $552K | ﹤0.01% |
13,300
-5,700
| -30% | -$237K |
|
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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.