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 | |
|---|---|---|---|---|---|---|
|
SW
2326
Smurfit Westrock
SW
$25.8B
| $19.8M | ﹤0.01% |
496,692
-2,209,592
| -82% | -$95.3M |
|
2327
Cellebrite
CLBT
$2.79B
| $19.8M | ﹤0.01% |
1,436,201
+912,442
| +174% | +$13.8M |
|
2328
CALL
Insulet
PODD
$9.94B
| $19.8M | ﹤0.01% |
94,200
+4,600
| +5% | +$1.16M |
|
2329
Brookfield
BN
$107B
| $19.8M | ﹤0.01% |
488,217
+388,853
| +391% | +$17.2M |
|
2330
PACS Group
PACS
$7.04B
| $19.7M | ﹤0.01% |
614,814
+166,114
| +37% | +$6.11M |
|
2331
Evercore
EVR
$11.8B
| $19.7M | ﹤0.01% |
66,075
-22,067
| -25% | -$7.23M |
|
2332
Carter's
CRI
$1.42B
| $19.7M | ﹤0.01% |
551,284
-41,486
| -7% | -$1.51M |
|
2333
iShares MSCI South Korea ETF
EWY
$27.8B
| $19.7M | ﹤0.01% |
160,129
-529,161
| -77% | -$66.2M |
|
2334
iShares Russell 2000 Value ETF
IWN
$14.7B
| $19.7M | ﹤0.01% |
103,769
+12,497
| +14% | +$2.42M |
|
2335
CALL
Symbotic
SYM
$5.55B
| $19.6M | ﹤0.01% |
369,100
-66,000
| -15% | -$3.78M |
|
2336
PUT
Schwab US Dividend Equity ETF
SCHD
$108B
| $19.6M | ﹤0.01% |
639,600
-312,300
| -33% | -$9.47M |
|
2337
BOK Financial
BOKF
$8.88B
| $19.6M | ﹤0.01% |
153,202
+116,428
| +317% | +$15M |
|
2338
CALL
Grayscale Bitcoin Trust
GBTC
$9.44B
| $19.6M | ﹤0.01% |
371,800
+115,800
| +45% | +$6.9M |
|
2339
PUT
Mondelez International
MDLZ
$81.2B
| $19.6M | ﹤0.01% |
339,400
+34,700
| +11% | +$2.01M |
|
|
MRSH
2340
CALL
Marsh
MRSH
$89.6B
| $19.5M | ﹤0.01% |
112,600
-4,800
| -4% | -$863K |
|
2341
PUT
Suncor Energy
SU
$77B
| $19.5M | ﹤0.01% |
295,400
-680,200
| -70% | -$37.6M |
|
2342
Adecoagro
AGRO
$1.29B
| $19.5M | ﹤0.01% |
1,299,851
+1,163,612
| +854% | +$11.5M |
|
2343
PUT
Nutanix
NTNX
$18B
| $19.5M | ﹤0.01% |
512,800
+417,500
| +438% | +$17.6M |
|
2344
FormFactor
FORM
$10.3B
| $19.5M | ﹤0.01% |
200,874
+7,865
| +4% | +$677K |
|
2345
CALL
Synchrony
SYF
$26.4B
| $19.4M | ﹤0.01% |
285,800
+46,800
| +20% | +$3.4M |
|
|
AERO
2346
Grupo Aeromexico SAB de CV
AERO
$2.3B
| $19.4M | ﹤0.01% |
1,386,018
+32,055
| +2% | +$582K |
|
2347
PUT
Futu Holdings
FUTU
$14.8B
| $19.4M | ﹤0.01% |
141,800
-139,600
| -50% | -$21.7M |
|
2348
Ralph Lauren
RL
$23.2B
| $19.4M | ﹤0.01% |
56,375
-45,832
| -45% | -$16.3M |
|
2349
Ford
F
$57.3B
| $19.3M | ﹤0.01% |
1,676,447
-13,455
| -0.8% | -$177K |
|
|
CGCV
2350
Capital Group Conservative Equity ETF
CGCV
$2.02B
| $19.3M | ﹤0.01% |
647,506
+540,155
| +503% | +$16.7M |
|
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.