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 | |
|---|---|---|---|---|---|---|
3376
PUT
Sherwin-Williams
SHW
$87.2B
| $8.91M | ﹤0.01% |
27,800
-11,100
| -29% | -$3.82M |
|
3377
PUT
Scorpio Tankers
STNG
$3.98B
| $8.91M | ﹤0.01% |
119,300
-252,600
| -68% | -$16.9M |
|
|
PPTA
3378
PUT
Perpetua Resources
PPTA
$3.16B
| $8.9M | ﹤0.01% |
316,500
-277,500
| -47% | -$8.39M |
|
3379
PUT
Entegris
ENTG
$24.7B
| $8.9M | ﹤0.01% |
75,900
-9,500
| -11% | -$1.12M |
|
3380
CALL
BILL Holdings
BILL
$4.96B
| $8.89M | ﹤0.01% |
232,200
-666,300
| -74% | -$29.8M |
|
3381
Alexandria Real Estate Equities
ARE
$8.28B
| $8.88M | ﹤0.01% |
191,403
-675,204
| -78% | -$35.6M |
|
3382
CALL
HEICO Corp
HEI
$52.4B
| $8.88M | ﹤0.01% |
32,400
+6,900
| +27% | +$2.22M |
|
3383
PUT
Global Payments
GPN
$24.6B
| $8.88M | ﹤0.01% |
132,000
-166,300
| -56% | -$12.3M |
|
|
PCL
3384
PGIM Corporate Bond 10+ Year ETF
PCL
$73.9M
| $8.88M | ﹤0.01% |
179,448
+285
| +0.2% | +$14.4K |
|
3385
PUT
Genesco
GCO
$391M
| $8.87M | ﹤0.01% |
306,100
+285,100
| +1,358% | +$8.2M |
|
3386
CALL
Lincoln Electric
LECO
$15.6B
| $8.87M | ﹤0.01% |
35,600
+19,100
| +116% | +$5.11M |
|
3387
Enbridge
ENB
$111B
| $8.86M | ﹤0.01% |
+163,702
| New | +$8.34M |
|
3388
Nuvation Bio
NUVB
$2.18B
| $8.86M | ﹤0.01% |
2,065,411
+1,930,412
| +1,430% | +$10.8M |
|
3389
ANI Pharmaceuticals
ANIP
$1.76B
| $8.85M | ﹤0.01% |
115,082
+94,667
| +464% | +$7.39M |
|
3390
PUT
Tapestry
TPR
$25.7B
| $8.85M | ﹤0.01% |
62,700
-113,400
| -64% | -$16.1M |
|
3391
CALL
Raymond James Financial
RJF
$34.8B
| $8.85M | ﹤0.01% |
61,100
-21,200
| -26% | -$3.36M |
|
3392
VanEck Morningstar Wide Moat ETF
MOAT
$12.4B
| $8.84M | ﹤0.01% |
+91,450
| New | +$9.48M |
|
3393
Navigator Holdings
NVGS
$1.29B
| $8.84M | ﹤0.01% |
457,371
+403,620
| +751% | +$7.67M |
|
3394
State Street SPDR S&P Aerospace & Defense ETF
XAR
$6.74B
| $8.84M | ﹤0.01% |
+34,804
| New | +$9.53M |
|
3395
iShares iBonds Dec 2029 Term Corporate ETF
IBDU
$4.07B
| $8.83M | ﹤0.01% |
379,604
+334,665
| +745% | +$7.83M |
|
3396
CALL
Vanguard Total International Stock ETF
VXUS
$164B
| $8.83M | ﹤0.01% |
114,500
+95,900
| +516% | +$7.61M |
|
3397
Amkor Technology
AMKR
$14.7B
| $8.82M | ﹤0.01% |
195,841
-736,870
| -79% | -$35.3M |
|
3398
CALL
KeyCorp
KEY
$25B
| $8.81M | ﹤0.01% |
439,500
-139,200
| -24% | -$2.92M |
|
3399
PUT
Globalstar
GSAT
$10.7B
| $8.8M | ﹤0.01% |
132,507
-68,036
| -34% | -$4.15M |
|
3400
Marten Transport
MRTN
$1.24B
| $8.79M | ﹤0.01% |
669,343
-31,794
| -5% | -$408K |
|
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.