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 | |
|---|---|---|---|---|---|---|
6976
PUT
State Street SPDR S&P Semiconductor ETF
XSD
$2.8B
| $1.19M | ﹤0.01% |
3,700
+300
| +9% | +$99K |
|
6977
CALL
Ingevity
NGVT
$2.54B
| $1.19M | ﹤0.01% |
20,100
+10,100
| +101% | +$548K |
|
6978
PUT
American Financial Group
AFG
$12.1B
| $1.19M | ﹤0.01% |
8,700
-12,600
| -59% | -$1.73M |
|
6979
Axos Financial
AX
$5.54B
| $1.19M | ﹤0.01% |
13,800
+5,028
| +57% | +$414K |
|
6980
PUT
Lightbridge
LTBR
$299M
| $1.19M | ﹤0.01% |
94,000
-1,200
| -1% | -$23.1K |
|
|
HIMZ
6981
PUT
Defiance Daily Target 2X Long HIMS ETF
HIMZ
$55.2M
| $1.19M | ﹤0.01% |
14,650
-11,964
| -45% | -$2M |
|
|
RGTZ
6982
Defiance Daily Target 2x Short RGTI ETF
RGTZ
$12.9M
| $1.18M | ﹤0.01% |
+54,178
| New | +$1.04M |
|
|
CRON
6983
CALL
Cronos Group
CRON
$1.18B
| $1.18M | ﹤0.01% |
450,100
+323,300
| +255% | +$836K |
|
6984
CALL
Alcon
ALC
$35.6B
| $1.18M | ﹤0.01% |
15,000
-39,600
| -73% | -$3.05M |
|
6985
CALL
Honda
HMC
$41.5B
| $1.18M | ﹤0.01% |
40,100
+2,000
| +5% | +$60.7K |
|
6986
Xponential Fitness
XPOF
$214M
| $1.18M | ﹤0.01% |
143,500
+820
| +0.6% | +$5.83K |
|
6987
PUT
Invesco CurrencyShares British Pound Sterling Trust
FXB
$65.1M
| $1.18M | ﹤0.01% |
9,100
-51,000
| -85% | -$6.52M |
|
6988
CALL
Crane Co
CR
$12.4B
| $1.18M | ﹤0.01% |
6,400
-1,100
| -15% | -$204K |
|
|
CVAC
6989
DELISTED
CureVac
CVAC
| $1.18M | ﹤0.01% |
261,097
+144,033
| +123% | +$738K |
|
6990
iShares California Muni Bond ETF
CMF
$4.62B
| $1.18M | ﹤0.01% |
20,534
-42,456
| -67% | -$2.44M |
|
6991
CALL
Virtu Financial
VIRT
$5.39B
| $1.18M | ﹤0.01% |
35,400
-56,700
| -62% | -$1.94M |
|
6992
Eaton Vance Short Duration Municipal Income ETF
EVSM
$798M
| $1.18M | ﹤0.01% |
+23,411
| New | +$1.18M |
|
6993
PUT
Post Holdings
POST
$3.62B
| $1.18M | ﹤0.01% |
11,900
-9,600
| -45% | -$994K |
|
6994
Nuveen Short-Term REIT ETF
NURE
$34.9M
| $1.18M | ﹤0.01% |
41,857
+31,216
| +293% | +$878K |
|
6995
AudioEye
AEYE
$92.5M
| $1.18M | ﹤0.01% |
117,956
+99,575
| +542% | +$1.28M |
|
6996
Cimpress
CMPR
$2.18B
| $1.18M | ﹤0.01% |
17,695
-13,552
| -43% | -$919K |
|
6997
ProQR Therapeutics
PRQR
$303M
| $1.18M | ﹤0.01% |
583,222
-73,790
| -11% | -$172K |
|
6998
Unity Bancorp
UNTY
$604M
| $1.18M | ﹤0.01% |
+22,764
| New | +$1.13M |
|
6999
PUT
Service Corp International
SCI
$11.2B
| $1.18M | ﹤0.01% |
15,100
+6,600
| +78% | +$528K |
|
7000
CALL
Allient
ALNT
$1.85B
| $1.18M | ﹤0.01% |
21,900
-1,100
| -5% | -$57.5K |
|
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.