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 | |
|---|---|---|---|---|---|---|
6876
FlexShares ESG & Climate Investment Grade Corporate Core Index Fund
FEIG
$48M
| $1.37M | ﹤0.01% |
33,570
-4,046
| -11% | -$167K |
|
6877
PUT
Ternium
TX
$10.7B
| $1.37M | ﹤0.01% |
34,200
+18,900
| +124% | +$783K |
|
6878
VictoryShares Dividend Accelerator ETF
VSDA
$251M
| $1.37M | ﹤0.01% |
25,194
+11,528
| +84% | +$646K |
|
|
TSMU
6879
CALL
GraniteShares 2x Long TSM Daily ETF
TSMU
$65.5M
| $1.37M | ﹤0.01% |
27,200
+5,800
| +27% | +$315K |
|
6880
PUT
Global X NASDAQ-100 Covered Call ETF
QYLD
$8.27B
| $1.37M | ﹤0.01% |
80,000
+54,800
| +217% | +$964K |
|
|
CAEP
6881
DELISTED
Cantor Equity Partners III
CAEP
| $1.37M | ﹤0.01% |
133,053
-2,723
| -2% | -$27.9K |
|
6882
PUT
Immunovant
IMVT
$8.45B
| $1.37M | ﹤0.01% |
55,200
-3,600
| -6% | -$93.2K |
|
6883
CALL
iShares Russell Mid-Cap Growth ETF
IWP
$20.8B
| $1.37M | ﹤0.01% |
10,700
-9,700
| -48% | -$1.31M |
|
|
GMTL
6884
Guardian Metal Resources
GMTL
$528M
| $1.37M | ﹤0.01% |
+78,383
| New | +$1.24M |
|
6885
PUT
Cambria Tail Risk ETF
TAIL
$146M
| $1.37M | ﹤0.01% |
116,900
+75,100
| +180% | +$870K |
|
6886
PUT
Ziff Davis
ZD
$1.83B
| $1.37M | ﹤0.01% |
32,600
+11,800
| +57% | +$434K |
|
|
VPU
6887
CALL
Vanguard Utilities ETF
VPU
$8.44B
| $1.37M | ﹤0.01% |
6,900
-1,200
| -15% | -$233K |
|
6888
IHS Holding
IHS
$2.81B
| $1.37M | ﹤0.01% |
166,004
-548,458
| -77% | -$4.39M |
|
6889
Peapack-Gladstone Financial
PGC
$806M
| $1.37M | ﹤0.01% |
38,792
-77,723
| -67% | -$2.53M |
|
6890
Excelerate Energy
EE
$1.11B
| $1.37M | ﹤0.01% |
40,855
-28,085
| -41% | -$1.01M |
|
6891
PUT
Diodes
DIOD
$4.75B
| $1.37M | ﹤0.01% |
20,000
+12,500
| +167% | +$788K |
|
6892
CALL
Brookfield Renewable
BEP
$10.3B
| $1.36M | ﹤0.01% |
41,800
-4,200
| -9% | -$127K |
|
6893
American Century Multisector Income ETF
MUSI
$248M
| $1.36M | ﹤0.01% |
+31,180
| New | +$1.38M |
|
6894
Invesco BulletShares 2032 Corporate Bond ETF
BSCW
$1.52B
| $1.36M | ﹤0.01% |
66,243
+1,204
| +2% | +$25.1K |
|
6895
CALL
Ingredion
INGR
$6.6B
| $1.36M | ﹤0.01% |
12,100
+5,400
| +81% | +$620K |
|
6896
CALL
Federal Signal
FSS
$7.86B
| $1.36M | ﹤0.01% |
12,600
+10,400
| +473% | +$1.18M |
|
6897
PUT
Replimune Group
REPL
$1.15B
| $1.36M | ﹤0.01% |
178,100
+76,500
| +75% | +$585K |
|
6898
Worthington Steel
WS
$1.92B
| $1.36M | ﹤0.01% |
44,886
+29,413
| +190% | +$1.14M |
|
6899
CALL
Aquestive Therapeutics
AQST
$553M
| $1.36M | ﹤0.01% |
328,200
+82,400
| +34% | +$334K |
|
6900
CALL
Qualys
QLYS
$6.51B
| $1.36M | ﹤0.01% |
15,500
+11,900
| +331% | +$1.32M |
|
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.