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 | |
|---|---|---|---|---|---|---|
|
INGM
3176
Ingram Micro Holding
INGM
$6.59B
| $10.3M | ﹤0.01% |
442,485
+421,881
| +2,048% | +$9.17M |
|
3177
CALL
Owens Corning
OC
$12.2B
| $10.3M | ﹤0.01% |
95,300
+71,300
| +297% | +$8.5M |
|
3178
CALL
AvalonBay Communities
AVB
$26.3B
| $10.3M | ﹤0.01% |
63,000
+58,400
| +1,270% | +$10.2M |
|
3179
PUT
Carpenter Technology
CRS
$27B
| $10.3M | ﹤0.01% |
26,100
-13,000
| -33% | -$4.73M |
|
3180
CALL
Nutanix
NTNX
$18B
| $10.3M | ﹤0.01% |
270,600
-105,100
| -28% | -$4.43M |
|
|
LBRX
3181
LB Pharmaceuticals
LBRX
$1.54B
| $10.3M | ﹤0.01% |
416,906
+9,238
| +2% | +$213K |
|
3182
CALL
Zimmer Biomet
ZBH
$19.2B
| $10.3M | ﹤0.01% |
113,500
+37,100
| +49% | +$3.4M |
|
3183
Corcept Therapeutics
CORT
$12.4B
| $10.2M | ﹤0.01% |
254,220
-608,832
| -71% | -$22.8M |
|
3184
VanEck Agribusiness ETF
MOO
$976M
| $10.2M | ﹤0.01% |
+121,254
| New | +$9.88M |
|
3185
CALL
T-Rex 2X Long NVIDIA Daily Target ETF
NVDX
$472M
| $10.2M | ﹤0.01% |
735,400
-128,900
| -15% | -$2.07M |
|
3186
e.l.f. Beauty
ELF
$5.4B
| $10.2M | ﹤0.01% |
168,908
-394,256
| -70% | -$32.1M |
|
3187
CALL
Western Midstream Partners
WES
$20.2B
| $10.2M | ﹤0.01% |
248,636
-82,748
| -25% | -$3.42M |
|
3188
PUT
Capricor Therapeutics
CAPR
$386M
| $10.2M | ﹤0.01% |
336,500
-153,500
| -31% | -$4.09M |
|
|
PMT
3189
PennyMac Mortgage Investment
PMT
$824M
| $10.2M | ﹤0.01% |
877,235
+384,878
| +78% | +$4.75M |
|
3190
CALL
Vista Energy
VIST
$7.56B
| $10.2M | ﹤0.01% |
135,500
+68,000
| +101% | +$3.97M |
|
3191
PUT
Liquidia Corp
LQDA
$6.66B
| $10.2M | ﹤0.01% |
270,700
+201,200
| +289% | +$7.47M |
|
3192
CALL
TG Therapeutics
TGTX
$7.46B
| $10.2M | ﹤0.01% |
307,100
+83,300
| +37% | +$2.48M |
|
3193
Sterling Infrastructure
STRL
$17.6B
| $10.2M | ﹤0.01% |
25,049
-59,377
| -70% | -$23.2M |
|
3194
PUT
Omnicom Group
OMC
$24B
| $10.2M | ﹤0.01% |
135,442
+93,986
| +227% | +$7.29M |
|
3195
CALL
ProShares Ether Strategy ETF
EETH
$54.1M
| $10.2M | ﹤0.01% |
392,400
+376,400
| +2,353% | +$11.2M |
|
3196
Rogers Corp
ROG
$2.55B
| $10.2M | ﹤0.01% |
94,739
+5,048
| +6% | +$519K |
|
|
CVSA
3197
Covista Inc
CVSA
$4.49B
| $10.2M | ﹤0.01% |
88,136
+35,243
| +67% | +$3.76M |
|
3198
Tortoise North American Pipeline ETF
TPYP
$886M
| $10.2M | ﹤0.01% |
+239,707
| New | +$9.47M |
|
3199
Penske Automotive Group
PAG
$14.4B
| $10.1M | ﹤0.01% |
67,817
+17,602
| +35% | +$2.79M |
|
3200
PUT
Viking Holdings
VIK
$43.7B
| $10.1M | ﹤0.01% |
137,500
+33,800
| +33% | +$2.47M |
|
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.