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 | |
|---|---|---|---|---|---|---|
6476
CorMedix
CRMD
$573M
| $1.65M | ﹤0.01% |
242,612
-77,538
| -24% | -$573K |
|
6477
PUT
iShares Core MSCI Emerging Markets ETF
IEMG
$156B
| $1.65M | ﹤0.01% |
23,600
+7,100
| +43% | +$512K |
|
6478
PUT
iShares MSCI Spain ETF
EWP
$2.21B
| $1.65M | ﹤0.01% |
30,300
-19,400
| -39% | -$1.07M |
|
6479
Invesco BulletShares 2027 High Yield Corporate Bond ETF
BSJR
$882M
| $1.64M | ﹤0.01% |
73,522
+9,449
| +15% | +$213K |
|
6480
Range Nuclear Renaissance Index ETF
NUKZ
$802M
| $1.64M | ﹤0.01% |
24,989
-111
| -0.4% | -$7.73K |
|
|
BCTK
6481
Baron Technology ETF
BCTK
$192M
| $1.64M | ﹤0.01% |
+70,420
| New | +$1.74M |
|
|
NWAX.U
6482
New America Acquisition I Corp Units
NWAX.U
| $1.64M | ﹤0.01% |
158,254
+8,384
| +6% | +$87.5K |
|
6483
CALL
Herc Holdings
HRI
$5.72B
| $1.64M | ﹤0.01% |
16,500
+5,400
| +49% | +$770K |
|
|
NOA
6484
North American Construction
NOA
$415M
| $1.64M | ﹤0.01% |
121,741
+48,913
| +67% | +$747K |
|
6485
PUT
Triumph Financial Inc
TFIN
$1.82B
| $1.64M | ﹤0.01% |
27,500
-9,400
| -25% | -$588K |
|
6486
JPMorgan US Tech Leaders ETF
JTEK
$4.48B
| $1.64M | ﹤0.01% |
+20,619
| New | +$1.77M |
|
6487
SL Green Realty
SLG
$3.95B
| $1.64M | ﹤0.01% |
44,386
-52,300
| -54% | -$2.18M |
|
6488
PUT
FreightCar America
RAIL
$252M
| $1.64M | ﹤0.01% |
205,700
+91,400
| +80% | +$1.04M |
|
6489
Sana Biotechnology
SANA
$1.13B
| $1.64M | ﹤0.01% |
569,090
+555,549
| +4,103% | +$2.19M |
|
6490
Shenandoah Telecom
SHEN
$740M
| $1.64M | ﹤0.01% |
106,286
+64,204
| +153% | +$840K |
|
6491
Franklin FTSE Asia ex Japan ETF
FLAX
$57.1M
| $1.64M | ﹤0.01% |
53,599
-16,886
| -24% | -$535K |
|
6492
iShares JPMorgan EM High Yield Bond ETF
EMHY
$636M
| $1.64M | ﹤0.01% |
+41,583
| New | +$1.68M |
|
|
GBFH
6493
GBank Financial Holdings
GBFH
$312M
| $1.64M | ﹤0.01% |
+61,168
| New | +$1.88M |
|
6494
Editas Medicine
EDIT
$453M
| $1.64M | ﹤0.01% |
662,389
-158,604
| -19% | -$336K |
|
6495
PUT
Upwork
UPWK
$1.04B
| $1.64M | ﹤0.01% |
149,200
-134,700
| -47% | -$2.12M |
|
6496
Sprott Junior Uranium Miners ETF
URNJ
$366M
| $1.63M | ﹤0.01% |
55,816
+28,788
| +107% | +$924K |
|
6497
CALL
Grand Canyon Education
LOPE
$3.76B
| $1.63M | ﹤0.01% |
9,600
+6,500
| +210% | +$1.09M |
|
|
ABTC
6498
American Bitcoin Corp
ABTC
$504M
| $1.63M | ﹤0.01% |
117,679
+83,288
| +242% | +$1.6M |
|
6499
HealthStream
HSTM
$829M
| $1.63M | ﹤0.01% |
78,765
+52,974
| +205% | +$1.13M |
|
|
WCC
6500
WESCO International
WCC
$17.8B
| $1.63M | ﹤0.01% |
5,956
-35,975
| -86% | -$10.1M |
|
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.