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 |
iShares Core S&P 500 ETF
IVV
|
+$2.72B |
| 2 |
Meta Platforms (Facebook)
META
|
+$660M |
| 3 |
Micron Technology
MU
|
+$605M |
| 4 |
Mastercard
MA
|
+$497M |
| 5 |
Tesla
TSLA
|
+$495M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$1.33B |
| 2 |
Visa
V
|
+$1.26B |
| 3 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$1.23B |
| 4 |
Lam Research
LRCX
|
+$699M |
| 5 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$681M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 4.49% |
| 2 | Healthcare | 2.99% |
| 3 | Financials | 2.85% |
| 4 | Industrials | 2.56% |
| 5 | Consumer Discretionary | 2.23% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
6001
CALL
Concentrix
CNXC
$1.5B
| $2.02M | ﹤0.01% |
73,800
+60,800
| +468% | +$2.16M |
|
6002
iShares Morningstar Small-Cap ETF
ISCB
$292M
| $2.02M | ﹤0.01% |
31,012
-2,910
| -9% | -$197K |
|
6003
CALL
Forum Energy Technologies
FET
$932M
| $2.02M | ﹤0.01% |
34,400
+28,000
| +438% | +$1.42M |
|
6004
CALL
YieldMax MSTR Option Income Strategy ETF
MSTY
$744M
| $2.02M | ﹤0.01% |
94,760
-52,760
| -36% | -$1.35M |
|
6005
LeaderShares Dynamic Yield ETF
DYLD
$40.2M
| $2.02M | ﹤0.01% |
89,990
+12,983
| +17% | +$293K |
|
6006
Schwab International Equity ETF
SCHF
$69.1B
| $2.02M | ﹤0.01% |
81,478
-1,325,504
| -94% | -$33.7M |
|
|
TWFG
6007
TWFG Inc
TWFG
$1.44B
| $2.01M | ﹤0.01% |
+109,502
| New | +$2.42M |
|
6008
Trupanion
TRUP
$1.33B
| $2.01M | ﹤0.01% |
78,620
-254,180
| -76% | -$7.59M |
|
6009
CALL
Global X Robotics & Artificial Intelligence ETF
BOTZ
$3.59B
| $2.01M | ﹤0.01% |
60,600
+19,600
| +48% | +$724K |
|
6010
PGIM Active Aggregate Bond ETF
PAB
$71.7M
| $2.01M | ﹤0.01% |
47,539
+15,670
| +49% | +$671K |
|
6011
CALL
National Healthcare
NHC
$3.47B
| $2.01M | ﹤0.01% |
12,600
+6,700
| +114% | +$1.03M |
|
6012
Origin Bancorp
OBK
$1.67B
| $2.01M | ﹤0.01% |
48,489
-27,329
| -36% | -$1.14M |
|
|
OSG
6013
Octave Specialty Group
OSG
$210M
| $2.01M | ﹤0.01% |
431,809
+144,526
| +50% | +$827K |
|
6014
State Street SPDR Nuveen ICE High Yield Municipal Bond ETF
HYMB
$3.36B
| $2.01M | ﹤0.01% |
80,957
-105,378
| -57% | -$2.64M |
|
6015
Community Trust Bancorp
CTBI
$1.42B
| $2.01M | ﹤0.01% |
33,063
+23,119
| +232% | +$1.41M |
|
|
QADRU
6016
QDRO Acquisition Corp Units
QADRU
| $2.01M | ﹤0.01% |
+202,288
| New | +$2M |
|
|
NTSK
6017
PUT
Netskope Inc
NTSK
$6.05B
| $2.01M | ﹤0.01% |
236,200
+148,200
| +168% | +$1.84M |
|
6018
Brookfield Infrastructure Partners
BIP
$18.2B
| $2M | ﹤0.01% |
55,492
-58,299
| -51% | -$2.14M |
|
6019
CALL
ENI
E
$79.6B
| $2M | ﹤0.01% |
35,400
+21,300
| +151% | +$955K |
|
6020
CALL
Portillo's
PTLO
$345M
| $2M | ﹤0.01% |
378,500
+72,600
| +24% | +$395K |
|
6021
PUT
Brink's
BCO
$4.69B
| $2M | ﹤0.01% |
19,300
-32,900
| -63% | -$3.95M |
|
6022
Schwab Short-Term US Treasury ETF
SCHO
$12.9B
| $2M | ﹤0.01% |
82,350
+58,709
| +248% | +$1.43M |
|
6023
CALL
A.O. Smith
AOS
$8.51B
| $2M | ﹤0.01% |
30,300
+14,900
| +97% | +$1.07M |
|
6024
PUT
Northern Trust
NTRS
$35B
| $2M | ﹤0.01% |
14,300
-36,200
| -72% | -$5.21M |
|
6025
PUT
PTC
PTC
$16.1B
| $1.99M | ﹤0.01% |
14,000
-2,500
| -15% | -$395K |
|
Similar funds
Ken Griffin's Q1 2026 Portfolio in Review
As of Q1 2026, Ken Griffin held 14,860 positions worth $618B, down 7.1% from $666B the previous quarter. Its ten largest holdings account for 22% of the portfolio.
Ken Griffin withdrew a net $19.5B in Q1 2026, closing 2,003 positions and reducing 5,286 holdings. Its most notable exit was CyberArk, an estimated $305M position sold in full.
By sector, the portfolio is most concentrated in Technology at 4.5% of assets, down from 4.9% a quarter earlier, followed by Healthcare and Financials.
Against the trend, Ken Griffin opened a new position in iShares 7-10 Year Treasury Bond ETF worth $327M.
- Ken Griffin's largest Q1 2026 buy was iShares 7-10 Year Treasury Bond ETF: 3,431,225 shares worth $327M.
- Ken Griffin added most to iShares Core S&P 500 ETF in Q1 2026, an estimated $2.72B increase.
- Ken Griffin's biggest Q1 2026 reduction was Amazon, cutting an estimated $1.33B.
- Ken Griffin fully exited CyberArk in Q1 2026, selling an estimated $305M.
- Ken Griffin's ten largest holdings make up 22% of its $618B portfolio in Q1 2026.
- Ken Griffin opened 2,347 new positions and closed 2,003 in Q1 2026.
- Ken Griffin's portfolio value fell 7.1% quarter-over-quarter to $618B.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.