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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
JAPN
8451
Horizon Kinetics Japan Owner Operator ETF
JAPN
$25.9M
$624K ﹤0.01%
24,265
+7,710
+47% +$206K
AHL
8452
DELISTED
Aspen Insurance
AHL
$624K ﹤0.01%
+16,813
New +$620K
CWH icon
8453
CALL
Camping World
CWH
$642M
$624K ﹤0.01%
64,100
-114,600
-64% -$1.42M
XTWO icon
8454
BondBloxx Bloomberg Two Year Target Duration US Treasury ETF
XTWO
$220M
$623K ﹤0.01%
12,602
-6,873
-35% -$340K
NBN icon
8455
Northeast Bank
NBN
$1.15B
$623K ﹤0.01%
+5,997
New +$560K
WMS icon
8456
CALL
Advanced Drainage Systems
WMS
$11.2B
$623K ﹤0.01%
4,300
-8,700
-67% -$1.26M
PTEN icon
8457
PUT
Patterson-UTI
PTEN
$4.66B
$623K ﹤0.01%
101,900
-149,900
-60% -$895K
BJRI icon
8458
PUT
BJ's Restaurants
BJRI
$1.41B
$623K ﹤0.01%
15,800
+1,600
+11% +$56.8K
VOOG icon
8459
PUT
Vanguard S&P 500 Growth ETF
VOOG
$27.2B
$622K ﹤0.01%
8,400
-12,000
-59% -$883K
WEBS icon
8460
Direxion Daily Dow Jones Internet Bear 3X ETF
WEBS
$7.39M
$622K ﹤0.01%
+30,839
New +$598K
SLSR
8461
Solaris Resources
SLSR
$1.34B
$622K ﹤0.01%
78,022
+24,026
+44% +$167K
BUR icon
8462
CALL
Burford Capital
BUR
$938M
$622K ﹤0.01%
69,700
-10,300
-13% -$101K
TNXP icon
8463
PUT
Tonix Pharmaceuticals
TNXP
$217M
$622K ﹤0.01%
+39,800
New +$734K
CADL icon
8464
CALL
Candel Therapeutics
CADL
$930M
$622K ﹤0.01%
110,000
-13,900
-11% -$74.8K
RPTX
8465
DELISTED
Repare Therapeutics
RPTX
$621K ﹤0.01%
238,912
-460,385
-66% -$927K
CGAU
8466
PUT
Centerra Gold
CGAU
$4.29B
$621K ﹤0.01%
43,200
-600
-1% -$7.51K
CHPT icon
8467
CALL
ChargePoint
CHPT
$152M
$621K ﹤0.01%
93,460
-6,355
-6% -$60.1K
ZECP icon
8468
Zacks Earnings Consistent Portfolio ETF
ZECP
$373M
$620K ﹤0.01%
17,848
+10,537
+144% +$363K
WEBL icon
8469
Direxion Daily Dow Jones Internet Bull 3X ETF
WEBL
$99.6M
$620K ﹤0.01%
22,670
+5,897
+35% +$175K
API
8470
Agora
API
$372M
$620K ﹤0.01%
152,361
-3,649
-2% -$13.4K
PRI icon
8471
PUT
Primerica
PRI
$9.54B
$620K ﹤0.01%
2,400
+200
+9% +$52.2K
OMAB icon
8472
PUT
Grupo Aeroportuario Centro Norte
OMAB
$4.96B
$620K ﹤0.01%
5,700
+900
+19% +$94.1K
SHLS icon
8473
PUT
Shoals Technologies Group
SHLS
$1.39B
$620K ﹤0.01%
72,900
-105,200
-59% -$945K
IDT icon
8474
CALL
IDT Corp
IDT
$1.65B
$620K ﹤0.01%
12,100
+1,300
+12% +$65.2K
TUR icon
8475
CALL
iShares MSCI Turkey ETF
TUR
$221M
$620K ﹤0.01%
18,000
-7,100
-28% -$240K
337 338
339
340 341

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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.