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 | |
|---|---|---|---|---|---|---|
2601
Ball Corp
BALL
$16.4B
| $15.7M | ﹤0.01% |
265,237
-1,323,517
| -83% | -$80.5M |
|
2602
Fox Class B
FOX
$25.8B
| $15.7M | ﹤0.01% |
295,208
-417,751
| -59% | -$24.1M |
|
2603
PUT
DigitalOcean
DOCN
$15.3B
| $15.7M | ﹤0.01% |
182,700
+46,000
| +34% | +$2.9M |
|
2604
PUT
Knight Transportation
KNX
$11.8B
| $15.7M | ﹤0.01% |
272,100
+51,000
| +23% | +$2.92M |
|
2605
PUT
AGNC Investment
AGNC
$13B
| $15.7M | ﹤0.01% |
1,561,700
+158,800
| +11% | +$1.76M |
|
2606
Banco de Chile
BCH
$20.6B
| $15.6M | ﹤0.01% |
422,085
+233,943
| +124% | +$9.62M |
|
2607
CALL
uniQure
QURE
$3.37B
| $15.6M | ﹤0.01% |
956,000
+143,600
| +18% | +$2.91M |
|
2608
Grab
GRAB
$14.8B
| $15.6M | ﹤0.01% |
4,269,390
-12,840,247
| -75% | -$54.5M |
|
2609
PUT
Skyworks Solutions
SWKS
$10.5B
| $15.6M | ﹤0.01% |
291,700
-58,100
| -17% | -$3.38M |
|
2610
Corteva
CTVA
$51.2B
| $15.6M | ﹤0.01% |
186,564
-2,961,154
| -94% | -$223M |
|
|
SNXX
2611
PUT
Tradr 2X Long SNDK Daily ETF
SNXX
$2.69B
| $15.6M | ﹤0.01% |
+3,430,400
| New | +$16.8M |
|
2612
Cboe Global Markets
CBOE
$30.9B
| $15.6M | ﹤0.01% |
55,524
-323,860
| -85% | -$90.2M |
|
2613
CALL
Tractor Supply
TSCO
$18.7B
| $15.6M | ﹤0.01% |
344,500
-31,600
| -8% | -$1.61M |
|
|
CNR
2614
PUT
Core Natural Resources Inc
CNR
$4.76B
| $15.6M | ﹤0.01% |
148,900
+57,400
| +63% | +$5.46M |
|
2615
PUT
Alexandria Real Estate Equities
ARE
$8.28B
| $15.6M | ﹤0.01% |
335,900
+44,500
| +15% | +$2.35M |
|
2616
CALL
Monster Beverage
MNST
$91.7B
| $15.6M | ﹤0.01% |
430,000
-120,200
| -22% | -$4.74M |
|
2617
CNO Financial Group
CNO
$5.11B
| $15.6M | ﹤0.01% |
379,229
+220,113
| +138% | +$9.2M |
|
2618
CALL
Valaris
VAL
$5.95B
| $15.5M | ﹤0.01% |
158,600
+46,400
| +41% | +$3.61M |
|
2619
PUT
abrdn Physical Silver Shares ETF
SIVR
$4.49B
| $15.5M | ﹤0.01% |
217,100
+107,600
| +98% | +$8.59M |
|
2620
Raymond James Financial
RJF
$34.8B
| $15.5M | ﹤0.01% |
107,294
-40,723
| -28% | -$6.46M |
|
2621
PUT
Genuine Parts
GPC
$18.6B
| $15.5M | ﹤0.01% |
146,800
+141,100
| +2,475% | +$17.5M |
|
2622
NVR
NVR
$16.8B
| $15.5M | ﹤0.01% |
2,352
-26,378
| -92% | -$192M |
|
|
MWH
2623
SOLV Energy Inc
MWH
$6.48B
| $15.5M | ﹤0.01% |
+514,687
| New | +$15.3M |
|
2624
PUT
iShares Biotechnology ETF
IBB
$9.73B
| $15.4M | ﹤0.01% |
91,500
-174,900
| -66% | -$29.9M |
|
2625
Vornado Realty Trust
VNO
$7.28B
| $15.4M | ﹤0.01% |
594,113
-785,356
| -57% | -$23.3M |
|
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.