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 | |
|---|---|---|---|---|---|---|
|
VOXR
11651
CALL
Vox Royalty Corp
VOXR
$358M
| $147K | ﹤0.01% |
+28,100
| New | +$150K |
|
11652
PUT
Dole
DOLE
$1.24B
| $147K | ﹤0.01% |
10,300
-5,000
| -33% | -$75.8K |
|
11653
CALL
GoPro
GPRO
$109M
| $147K | ﹤0.01% |
190,700
-113,400
| -37% | -$114K |
|
|
BMNG
11654
Leverage Shares 2X Long BMNR Daily ETF
BMNG
$36.5M
| $147K | ﹤0.01% |
+6,065
| New | +$264K |
|
11655
America's Car Mart
CRMT
$25.5M
| $147K | ﹤0.01% |
11,519
-88,884
| -89% | -$1.89M |
|
|
LOAN
11656
CALL
Manhattan Bridge Capital
LOAN
$46.5M
| $146K | ﹤0.01% |
32,900
+14,400
| +78% | +$64.1K |
|
11657
PUT
Designer Brands
DBI
$318M
| $146K | ﹤0.01% |
25,700
+11,200
| +77% | +$75.3K |
|
|
PSIG
11658
PS International Group
PSIG
$17.5M
| $146K | ﹤0.01% |
+23,888
| New | +$127K |
|
11659
Cohen & Steers Quality Income Realty Fund
RQI
$1.67B
| $146K | ﹤0.01% |
+12,132
| New | +$151K |
|
11660
CALL
TRX Gold Corp
TRX
$357M
| $146K | ﹤0.01% |
97,300
+78,600
| +420% | +$116K |
|
11661
CALL
Arbutus Biopharma
ABUS
$897M
| $146K | ﹤0.01% |
+32,400
| New | +$142K |
|
|
PEW
11662
CALL
GrabAGun Digital Holdings
PEW
$77.3M
| $146K | ﹤0.01% |
48,400
-70,900
| -59% | -$215K |
|
11663
PUT
VirTra
VTSI
$35.4M
| $145K | ﹤0.01% |
39,200
+14,800
| +61% | +$66.3K |
|
11664
CALL
Talkspace
TALK
$871M
| $145K | ﹤0.01% |
28,100
+14,700
| +110% | +$65K |
|
|
GRSD
11665
CALL
Grandstand Limited Ordinary Shares
GRSD
$68M
| $145K | ﹤0.01% |
37,400
-94,100
| -72% | -$422K |
|
11666
CALL
Regenxbio
RGNX
$738M
| $145K | ﹤0.01% |
17,300
+5,600
| +48% | +$58.8K |
|
11667
CALL
Larimar Therapeutics
LRMR
$445M
| $145K | ﹤0.01% |
+32,200
| New | +$129K |
|
11668
ProShares Ultra Euro
ULE
$4.41M
| $145K | ﹤0.01% |
+11,382
| New | +$148K |
|
11669
CALL
SOPHiA GENETICS
SOPH
$635M
| $145K | ﹤0.01% |
+29,200
| New | +$142K |
|
11670
PUT
Community Health Systems
CYH
$403M
| $144K | ﹤0.01% |
49,100
+7,000
| +17% | +$22.7K |
|
11671
Nuveen Municipal High Income Opportunity Fund
NMZ
$2.2B
| $144K | ﹤0.01% |
13,891
+1,423
| +11% | +$14.9K |
|
|
CYPH
11672
CALL
Cypherpunk Technologies Inc
CYPH
$73.6M
| $144K | ﹤0.01% |
181,300
-27,600
| -13% | -$21.3K |
|
11673
Savers
SVV
$1.61B
| $144K | ﹤0.01% |
19,359
-23,503
| -55% | -$225K |
|
|
PEW.WS
11674
GrabAGun Digital Holdings Warrants
PEW.WS
| $144K | ﹤0.01% |
304,758
-291
| -0.1% | -$133 |
|
11675
Key Tronic
KTCC
$41.4M
| $144K | ﹤0.01% |
52,713
-23,728
| -31% | -$67.5K |
|
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.