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Ken Griffin

Ken Griffin Citadel Advisors

AUM $875B
1-Year Est. Return 40.91%
 

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.

This Fund
S&P 500
This Quarter Est. Return
+5.22%
1 Year Est. Return
+40.91%
3 Year Est. Return
+115.85%
5 Year Est. Return
+132.1%
10 Year Est. Return
+518.81%
AUM
$666B
AUM Growth
+$8.72B
Cap. Flow
+$1.57B
Cap. Flow %
0.24%
Top 10 Hldgs %
22.76%
Holding
14,701
New
2,078
Increased
5,000
Reduced
5,362
Closed
2,191

Top Buys

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$2.49B
2
NVDA icon
NVIDIA
NVDA
+$2.19B
3
DIA icon
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
+$1.94B
4
TSM icon
TSMC
TSM
+$728M
5
UNH icon
UnitedHealth
UNH
+$705M

Top Sells

Rank Stock Value
1
META icon
Meta Platforms (Facebook)
META
+$775M
2
ABBV icon
AbbVie
ABBV
+$540M
3
DAL icon
Delta Air Lines
DAL
+$434M
4
LLY icon
Eli Lilly
LLY
+$433M
5
DXCM icon
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
BCH icon
12626
PUT
Banco de Chile
BCH
$20.6B
– –
-22,500
Closed -$682K
BCI icon
12627
CALL
abrdn Bloomberg All Commodity Strategy K-1 Free ETF
BCI
$3.09B
– –
-9,900
Closed -$213K
BCI icon
12628
abrdn Bloomberg All Commodity Strategy K-1 Free ETF
BCI
$3.09B
– –
-39,256
Closed -$846K
BCTX
12629
Briacell Therapeutics
BCTX
$29.9M
– –
-11,055
Closed -$122K
BCX icon
12630
BlackRock Resources & Commodities Strategy Trust
BCX
$964M
– –
-12,827
Closed -$130K
BDEC icon
12631
Innovator US Equity Buffer ETF December
BDEC
$223M
– –
-9,342
Closed -$448K
BDRY icon
12632
CALL
Breakwave Dry Bulk Shipping ETF
BDRY
$31.4M
– –
-24,100
Closed -$181K
BEEM icon
12633
PUT
Beam Global
BEEM
$25.1M
– –
-19,200
Closed -$55.3K
BENFW icon
12634
Beneficient Warrant
BENFW
$154K
– –
-15,650
Closed -$227
BF.A icon
12635
CALL
Brown-Forman Class A
BF.A
$13.3B
– –
-7,600
Closed -$205K
BF.A icon
12636
PUT
Brown-Forman Class A
BF.A
$13.3B
– –
-28,200
Closed -$759K
BFEB icon
12637
Innovator US Equity Buffer ETF February
BFEB
$259M
– –
-9,964
Closed -$471K
BFH icon
12638
Bread Financial
BFH
$4.58B
– –
-211,049
Closed -$13.9M
BFS
12639
Saul Centers
BFS
$860M
– –
-15,985
Closed -$509K
BGFV
12640
DELISTED
Big 5 Sporting Goods
BGFV
– –
-160,866
Closed -$232K
BGFV
12641
PUT
DELISTED
Big 5 Sporting Goods
BGFV
– –
-113,300
Closed -$163K
BHAT
12642
DELISTED
Blue Hat Interactive Entertainment Technology
BHAT
– –
-467
Closed -$44.8K
BIB icon
12643
ProShares Ultra NASDAQ Biotechnology
BIB
$86.6M
– –
-5,158
Closed -$381K
BIL icon
12644
State Street SPDR Bloomberg 1-3 Month T-Bill ETF
BIL
$46.7B
– –
-24,944
Closed -$2.29M
BILS icon
12645
State Street SPDR Bloomberg 3-12 Month T-Bill ETF
BILS
$3.91B
– –
-2,428
Closed -$242K
BINV icon
12646
Brandes International ETF
BINV
$538M
– –
-96,576
Closed -$3.71M
BINC icon
12647
BlackRock Flexible Income ETF
BINC
$16.3B
– –
-99,672
Closed -$5.31M
BIO icon
12648
PUT
Bio-Rad Laboratories Class A
BIO
$9.53B
– –
-1,000
Closed -$280K
BIOX icon
12649
Bioceres Crop Solutions
BIOX
$28.7M
– –
-143,748
Closed -$230K
BITI icon
12650
ProShares Short Bitcoin Strategy ETF
BITI
$121M
– –
-54,444
Closed -$1.14M
504 505
506
507 508

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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.