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 | |
|---|---|---|---|---|---|---|
5576
PUT
Pitney Bowes
PBI
$2.22B
| $2.35M | ﹤0.01% |
222,400
-112,200
| -34% | -$1.16M |
|
5577
Ardagh Metal Packaging
AMBP
$3.11B
| $2.35M | ﹤0.01% |
573,125
+360,675
| +170% | +$1.37M |
|
5578
PUT
ARK 21Shares Bitcoin ETF
ARKB
$2.45B
| $2.35M | ﹤0.01% |
80,900
-65,100
| -45% | -$2.16M |
|
|
ONIT
5579
PUT
Onity Group
ONIT
$315M
| $2.35M | ﹤0.01% |
51,300
+42,100
| +458% | +$1.73M |
|
5580
Legacy Housing
LEGH
$694M
| $2.35M | ﹤0.01% |
120,240
+97,710
| +434% | +$2.09M |
|
|
NFLU
5581
PUT
T-Rex 2X Long NFLX Daily Target ETF
NFLU
$56.7M
| $2.35M | ﹤0.01% |
72,300
+53,100
| +277% | +$2.38M |
|
|
AMRN
5582
Amarin Corp
AMRN
$297M
| $2.34M | ﹤0.01% |
168,004
+45,713
| +37% | +$754K |
|
5583
CALL
BellRing Brands
BRBR
$1.19B
| $2.34M | ﹤0.01% |
87,700
-233,800
| -73% | -$7.26M |
|
5584
iShares US Tech Breakthrough Multisector ETF
TECB
$495M
| $2.34M | ﹤0.01% |
38,422
-8,784
| -19% | -$540K |
|
5585
VictoryShares US Multi-Factor Minimum Volatility ETF
VSMV
$158M
| $2.33M | ﹤0.01% |
42,242
+12,844
| +44% | +$697K |
|
|
GTOS
5586
Invesco Short Duration Total Return Bond ETF
GTOS
$122M
| $2.33M | ﹤0.01% |
+92,616
| New | +$2.33M |
|
5587
Heritage Financial
HFWA
$1.21B
| $2.33M | ﹤0.01% |
98,557
+86,017
| +686% | +$2.03M |
|
5588
Wahed Dow Jones Islamic World ETF
UMMA
$305M
| $2.33M | ﹤0.01% |
78,701
+32,015
| +69% | +$918K |
|
5589
CALL
Porch Group
PRCH
$1.88B
| $2.33M | ﹤0.01% |
255,000
+52,800
| +26% | +$636K |
|
5590
CALL
Avery Dennison
AVY
$13.4B
| $2.33M | ﹤0.01% |
12,800
+5,600
| +78% | +$968K |
|
5591
CALL
Limbach Holdings
LMB
$522M
| $2.33M | ﹤0.01% |
29,900
+400
| +1% | +$32.9K |
|
5592
PUT
Flowers Foods
FLO
$1.56B
| $2.33M | ﹤0.01% |
213,800
+118,600
| +125% | +$1.38M |
|
5593
iShares US Healthcare ETF
IYH
$3.69B
| $2.32M | ﹤0.01% |
35,709
+28,708
| +410% | +$1.81M |
|
5594
Toast
TOST
$19.8B
| $2.32M | ﹤0.01% |
65,429
-264,934
| -80% | -$9.55M |
|
5595
Main Sector Rotation ETF
SECT
$2.9B
| $2.32M | ﹤0.01% |
36,004
-1,157
| -3% | -$73.8K |
|
|
DFTX
5596
PUT
Definium Therapeutics
DFTX
$5.93B
| $2.32M | ﹤0.01% |
173,500
+9,000
| +5% | +$111K |
|
|
EQLT
5597
iShares MSCI Emerging Markets Quality Factor ETF
EQLT
$12.8M
| $2.32M | ﹤0.01% |
75,862
-16,518
| -18% | -$501K |
|
5598
Boyd Gaming
BYD
$6.04B
| $2.32M | ﹤0.01% |
+27,169
| New | +$2.24M |
|
|
CGC
5599
Canopy Growth
CGC
$426M
| $2.32M | ﹤0.01% |
2,031,319
-1,611,717
| -44% | -$2.07M |
|
5600
PUT
MicroSectors FANG+ ETNs due Jan 8 2038
FNGS
$598M
| $2.31M | ﹤0.01% |
34,000
-13,800
| -29% | -$971K |
|
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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.