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 | |
|---|---|---|---|---|---|---|
|
LGN
4301
Legence Corp
LGN
$7.57B
| $4.99M | ﹤0.01% |
88,315
-534,487
| -86% | -$26.9M |
|
4302
PUT
Mid-America Apartment Communities
MAA
$15.2B
| $4.98M | ﹤0.01% |
40,800
-39,100
| -49% | -$5.16M |
|
4303
CALL
Infosys
INFY
$47.1B
| $4.97M | ﹤0.01% |
368,200
+55,500
| +18% | +$869K |
|
4304
PUT
HealthEquity
HQY
$8.56B
| $4.97M | ﹤0.01% |
59,500
+55,300
| +1,317% | +$4.54M |
|
|
DXIV
4305
Dimensional International Vector Equity ETF
DXIV
$216M
| $4.97M | ﹤0.01% |
73,602
+64,680
| +725% | +$4.45M |
|
4306
VanEck Robotics ETF
IBOT
$104M
| $4.97M | ﹤0.01% |
93,413
+40,660
| +77% | +$2.32M |
|
4307
Fidelity MSCI Information Technology Index ETF
FTEC
$21.5B
| $4.97M | ﹤0.01% |
+23,868
| New | +$5.24M |
|
4308
SiriusPoint
SPNT
$2.72B
| $4.97M | ﹤0.01% |
230,511
+159,766
| +226% | +$3.29M |
|
4309
Direxion Daily MSCI India Bull 2X ETF
INDL
$56.4M
| $4.96M | ﹤0.01% |
119,475
+86,726
| +265% | +$4.4M |
|
4310
CALL
Roundhill Generative AI & Technology ETF
CHAT
$1.98B
| $4.96M | ﹤0.01% |
80,200
+44,000
| +122% | +$2.76M |
|
4311
CALL
Aaon
AAON
$7.26B
| $4.96M | ﹤0.01% |
59,900
+500
| +0.8% | +$45.4K |
|
4312
PUT
Valmont Industries
VMI
$9.78B
| $4.95M | ﹤0.01% |
12,400
+10,400
| +520% | +$4.54M |
|
4313
Adtran
ADTN
$705M
| $4.95M | ﹤0.01% |
393,734
+295,339
| +300% | +$2.99M |
|
4314
VEON
VEON
$3.96B
| $4.95M | ﹤0.01% |
106,977
+29,186
| +38% | +$1.54M |
|
4315
iPath Series B S&P 500 VIX Short-Term Futures ETN
VXX
$141M
| $4.95M | ﹤0.01% |
138,699
-291,718
| -68% | -$8.67M |
|
|
ETHE
4316
PUT
Grayscale Ethereum Staking ETF Shares
ETHE
$1.45B
| $4.95M | ﹤0.01% |
289,800
+30,700
| +12% | +$600K |
|
4317
Principal Financial Group
PFG
$24.2B
| $4.95M | ﹤0.01% |
54,881
-541,694
| -91% | -$49.5M |
|
4318
Telesat
TSAT
$769M
| $4.94M | ﹤0.01% |
136,582
+68,349
| +100% | +$2.2M |
|
4319
Kohl's
KSS
$2.19B
| $4.93M | ﹤0.01% |
382,426
+193,688
| +103% | +$3.27M |
|
4320
PUT
Acuity Brands
AYI
$10.8B
| $4.93M | ﹤0.01% |
17,600
+17,000
| +2,833% | +$5.17M |
|
4321
CALL
Match Group
MTCH
$8.54B
| $4.93M | ﹤0.01% |
160,500
-424,800
| -73% | -$13.2M |
|
4322
Veracyte
VCYT
$3.38B
| $4.93M | ﹤0.01% |
152,941
-6,722
| -4% | -$249K |
|
4323
Bausch Health
BHC
$2.46B
| $4.93M | ﹤0.01% |
912,171
-575,124
| -39% | -$3.44M |
|
4324
Navios Maritime Partners
NMM
$2.35B
| $4.92M | ﹤0.01% |
72,946
-55,955
| -43% | -$3.48M |
|
4325
CALL
Vanguard Russell 2000 ETF
VTWO
$17.5B
| $4.92M | ﹤0.01% |
49,100
+27,700
| +129% | +$2.89M |
|
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.