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 | |
|---|---|---|---|---|---|---|
7376
PUT
Lightbridge
LTBR
$339M
| $1.12M | ﹤0.01% |
104,900
+10,900
| +12% | +$151K |
|
7377
Pacer Trendpilot 100 ETF
PTNQ
$1.25B
| $1.12M | ﹤0.01% |
15,326
-22,303
| -59% | -$1.73M |
|
7378
InfraCap REIT Preferred ETF
PFFR
$121M
| $1.12M | ﹤0.01% |
+64,753
| New | +$1.16M |
|
|
NAVN
7379
CALL
Navan Inc
NAVN
$7.36B
| $1.12M | ﹤0.01% |
84,400
-15,600
| -16% | -$185K |
|
7380
CALL
Ascent Industries
ACNT
$138M
| $1.12M | ﹤0.01% |
83,900
+53,400
| +175% | +$829K |
|
7381
iShares Core MSCI International Developed Markets ETF
IDEV
$32.5B
| $1.12M | ﹤0.01% |
13,355
-4,175
| -24% | -$359K |
|
7382
CALL
Tarsus Pharmaceuticals
TARS
$3.05B
| $1.12M | ﹤0.01% |
+15,900
| New | +$1.11M |
|
7383
CALL
NovaGold Resources
NG
$3.37B
| $1.12M | ﹤0.01% |
124,200
+21,600
| +21% | +$222K |
|
7384
CALL
Telesat
TSAT
$905M
| $1.11M | ﹤0.01% |
30,800
+22,000
| +250% | +$708K |
|
7385
Grupo Aeroportuario Centro Norte
OMAB
$5.23B
| $1.11M | ﹤0.01% |
9,717
-1,929
| -17% | -$225K |
|
7386
State Street SPDR S&P Capital Markets ETF
KCE
$471M
| $1.11M | ﹤0.01% |
8,101
+5,718
| +240% | +$844K |
|
7387
CALL
Diodes
DIOD
$4.75B
| $1.11M | ﹤0.01% |
16,300
+10,000
| +159% | +$631K |
|
7388
CALL
RB Global
RBA
$16.6B
| $1.11M | ﹤0.01% |
11,600
+9,600
| +480% | +$1.02M |
|
7389
PUT
American States Water
AWR
$3.47B
| $1.11M | ﹤0.01% |
14,700
+6,500
| +79% | +$479K |
|
7390
PUT
Huazhu Hotels Group
HTHT
$12.8B
| $1.11M | ﹤0.01% |
22,100
+12,900
| +140% | +$658K |
|
|
CHMI
7391
Cherry Hill Mortgage Investment Corp
CHMI
$108M
| $1.11M | ﹤0.01% |
443,683
-172,559
| -28% | -$456K |
|
|
TMQ
7392
Trilogy Metals
TMQ
$679M
| $1.11M | ﹤0.01% |
308,691
+292,647
| +1,824% | +$1.34M |
|
7393
PIMCO RAFI ESG US ETF
RAFE
$169M
| $1.11M | ﹤0.01% |
26,607
+18,670
| +235% | +$797K |
|
|
CRDL
7394
Cardiol Therapeutics
CRDL
$173M
| $1.11M | ﹤0.01% |
+819,904
| New | +$841K |
|
|
STUB
7395
PUT
StubHub Holdings
STUB
$3.07B
| $1.11M | ﹤0.01% |
177,300
-106,000
| -37% | -$1.1M |
|
7396
Treace Medical Concepts
TMCI
$308M
| $1.11M | ﹤0.01% |
825,575
+613,669
| +290% | +$1.22M |
|
7397
Algoma Steel
ASTL
$467M
| $1.11M | ﹤0.01% |
267,743
-354,661
| -57% | -$1.54M |
|
7398
Global X Aging Population ETF
AGNG
$89.8M
| $1.11M | ﹤0.01% |
+31,049
| New | +$1.14M |
|
7399
CALL
Pebblebrook Hotel Trust
PEB
$2.01B
| $1.1M | ﹤0.01% |
87,300
-2,900
| -3% | -$35.6K |
|
7400
ReposiTrak
TRAK
$156M
| $1.1M | ﹤0.01% |
145,039
+45,920
| +46% | +$441K |
|
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.