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 | |
|---|---|---|---|---|---|---|
1851
DXC Technology
DXC
$1.74B
| $29.7M | ﹤0.01% |
2,363,608
+1,646,171
| +229% | +$22.1M |
|
1852
CALL
HubSpot
HUBS
$11.4B
| $29.7M | ﹤0.01% |
121,700
-76,700
| -39% | -$21.5M |
|
1853
Imperial Oil
IMO
$65.1B
| $29.7M | ﹤0.01% |
226,894
+187,775
| +480% | +$21.1M |
|
1854
PUT
State Street SPDR S&P Metals & Mining ETF
XME
$4.56B
| $29.7M | ﹤0.01% |
274,800
-53,500
| -16% | -$6.25M |
|
1855
Molina Healthcare
MOH
$11B
| $29.7M | ﹤0.01% |
222,644
+21,358
| +11% | +$3.4M |
|
1856
CALL
Sysco
SYY
$39.9B
| $29.6M | ﹤0.01% |
414,900
+55,300
| +15% | +$4.57M |
|
1857
Williams-Sonoma
WSM
$28.6B
| $29.6M | ﹤0.01% |
162,301
-255,595
| -61% | -$51M |
|
1858
CALL
PG&E
PCG
$38.7B
| $29.6M | ﹤0.01% |
1,683,200
-338,400
| -17% | -$5.76M |
|
1859
PUT
Las Vegas Sands
LVS
$29.9B
| $29.5M | ﹤0.01% |
548,400
-452,700
| -45% | -$25.8M |
|
1860
Generac Holdings
GNRC
$12.9B
| $29.5M | ﹤0.01% |
151,179
-219,803
| -59% | -$42.2M |
|
1861
Snap
SNAP
$9.15B
| $29.5M | ﹤0.01% |
6,415,614
-14,552,931
| -69% | -$85.7M |
|
|
HTO
1862
PUT
H2O America
HTO
$2.64B
| $29.5M | ﹤0.01% |
502,800
+491,600
| +4,389% | +$26.8M |
|
1863
CALL
British American Tobacco
BTI
$123B
| $29.5M | ﹤0.01% |
503,700
+83,600
| +20% | +$4.95M |
|
1864
PUT
Verisk Analytics
VRSK
$23.9B
| $29.4M | ﹤0.01% |
154,900
+128,600
| +489% | +$26.1M |
|
1865
Macy's
M
$6.24B
| $29.4M | ﹤0.01% |
1,624,209
-3,172,107
| -66% | -$64.2M |
|
1866
CALL
BWX Technologies
BWXT
$15.8B
| $29.3M | ﹤0.01% |
143,500
-19,700
| -12% | -$4M |
|
1867
PUT
Digital Realty Trust
DLR
$74B
| $29.3M | ﹤0.01% |
162,800
+35,500
| +28% | +$6.07M |
|
1868
WIX.com
WIX
$3.12B
| $29.3M | ﹤0.01% |
325,182
-618,537
| -66% | -$51.7M |
|
1869
CALL
NexGen Energy
NXE
$7.03B
| $29.3M | ﹤0.01% |
2,523,800
+62,900
| +3% | +$751K |
|
1870
PUT
Direxion Daily Regional Banks Bull 3X ETF
DPST
$419M
| $29.2M | ﹤0.01% |
302,000
-30,700
| -9% | -$3.41M |
|
1871
PUT
Coupang
CPNG
$29B
| $29.2M | ﹤0.01% |
1,544,300
+1,134,500
| +277% | +$22.2M |
|
1872
PUT
D-Wave Quantum Inc. Common Stock
QBTS
$7.85B
| $29.1M | ﹤0.01% |
2,019,800
-2,778,700
| -58% | -$58.8M |
|
1873
CALL
StoneCo
STNE
$2.34B
| $29.1M | ﹤0.01% |
2,063,400
+1,573,600
| +321% | +$24.2M |
|
1874
Vanguard International High Dividend Yield ETF
VYMI
$21.3B
| $29.1M | ﹤0.01% |
308,975
+185,951
| +151% | +$17.7M |
|
1875
CALL
KB Home
KBH
$3.43B
| $29.1M | ﹤0.01% |
562,000
+222,800
| +66% | +$13.1M |
|
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.