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 | |
|---|---|---|---|---|---|---|
7801
PUT
AdvisorShares MSOS 2X Daily ETF
MSOX
$54.5M
| $825K | ﹤0.01% |
184,190
+70,330
| +62% | +$411K |
|
|
GOOS
7802
PUT
Canada Goose Holdings
GOOS
$838M
| $825K | ﹤0.01% |
63,700
+1,300
| +2% | +$17.3K |
|
7803
PUT
Mistras Group
MG
$576M
| $825K | ﹤0.01% |
65,200
+19,400
| +42% | +$219K |
|
7804
PUT
Newell Brands
NWL
$2.56B
| $824K | ﹤0.01% |
221,600
-83,100
| -27% | -$336K |
|
7805
PUT
NETGEAR
NTGR
$607M
| $824K | ﹤0.01% |
33,600
+9,600
| +40% | +$276K |
|
7806
CALL
Quaker Houghton
KWR
$2.9B
| $824K | ﹤0.01% |
6,000
-400
| -6% | -$54K |
|
|
BORR
7807
PUT
Borr Drilling
BORR
$1.37B
| $823K | ﹤0.01% |
204,200
+128,800
| +171% | +$427K |
|
7808
PUT
Arhaus
ARHS
$1.37B
| $823K | ﹤0.01% |
73,400
+42,400
| +137% | +$440K |
|
7809
CALL
Fortive
FTV
$18.2B
| $823K | ﹤0.01% |
14,900
-16,500
| -53% | -$856K |
|
|
TMED
7810
T. Rowe Price Health Care ETF
TMED
$29.2M
| $820K | ﹤0.01% |
27,601
-2,173
| -7% | -$63.1K |
|
7811
Caribou Biosciences
CRBU
$164M
| $820K | ﹤0.01% |
515,429
+250,306
| +94% | +$525K |
|
7812
CALL
Ziff Davis
ZD
$1.92B
| $819K | ﹤0.01% |
23,300
+4,400
| +23% | +$153K |
|
7813
PUT
Zai Lab
ZLAB
$2.87B
| $818K | ﹤0.01% |
46,400
+14,600
| +46% | +$342K |
|
|
MFA
7814
CALL
MFA Financial
MFA
$920M
| $818K | ﹤0.01% |
87,900
+17,200
| +24% | +$160K |
|
7815
Virginia National Bankshares
VABK
$257M
| $818K | ﹤0.01% |
20,535
+4,107
| +25% | +$164K |
|
7816
iShares iBonds Oct 2029 Term TIPS ETF
IBIF
$112M
| $818K | ﹤0.01% |
31,429
+13,701
| +77% | +$360K |
|
7817
Invivyd
IVVD
$244M
| $818K | ﹤0.01% |
+331,083
| New | +$689K |
|
7818
First Trust Dorsey Wright Focus 5 ETF
FV
$3.81B
| $818K | ﹤0.01% |
12,993
-15,062
| -54% | -$933K |
|
7819
CALL
Trex
TREX
$4.91B
| $817K | ﹤0.01% |
23,300
+1,400
| +6% | +$56.6K |
|
|
SVC
7820
PUT
Service Properties Trust
SVC
$1.03B
| $817K | ﹤0.01% |
88,820
+71,580
| +415% | +$719K |
|
7821
AMC Global Media
AMCX
$505M
| $817K | ﹤0.01% |
85,811
+72,793
| +559% | +$613K |
|
|
BSOL
7822
CALL
Bitwise Solana Staking ETF
BSOL
$623M
| $817K | ﹤0.01% |
+49,800
| New | +$927K |
|
7823
ARKO Corp
ARKO
$540M
| $817K | ﹤0.01% |
+179,878
| New | +$807K |
|
7824
Star Holdings Shares of Beneficial Interest
STHO
$113M
| $816K | ﹤0.01% |
99,131
+55,090
| +125% | +$422K |
|
7825
PUT
Spyre Therapeutics
SYRE
$9.32B
| $816K | ﹤0.01% |
+24,900
| New | +$651K |
|
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.