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 |
SCHW
Charles Schwab
SCHW
|
+$1.44B |
| 2 |
Invesco QQQ Trust
QQQ
|
+$1.15B |
| 3 |
GE HealthCare
GEHC
|
+$552M |
| 4 |
Danaher
DHR
|
+$447M |
| 5 |
Strategy Inc
MSTR
|
+$416M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$989M |
| 2 |
Boeing
BA
|
+$893M |
| 3 |
Bank of America
BAC
|
+$753M |
| 4 |
Arthur J. Gallagher & Co
AJG
|
+$750M |
| 5 |
Coca-Cola
KO
|
+$638M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Healthcare | 3.24% |
| 2 | Technology | 2.87% |
| 3 | Financials | 2.43% |
| 4 | Consumer Discretionary | 2.22% |
| 5 | Industrials | 1.75% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
501
Brinker International
EAT
$10.2B
| $144M | 0.03% |
965,239
+93,491
| +11% | +$14.4M |
|
502
PUT
Estee Lauder
EL
$31.6B
| $143M | 0.03% |
2,170,900
-261,800
| -11% | -$18.9M |
|
503
Reinsurance Group of America
RGA
$16.4B
| $143M | 0.03% |
725,674
+383,665
| +112% | +$79.5M |
|
504
CALL
Cloudflare
NET
$118B
| $143M | 0.03% |
1,265,800
+74,700
| +6% | +$9.9M |
|
505
PUT
MetLife
MET
$61.9B
| $142M | 0.03% |
1,771,300
+964,600
| +120% | +$80.2M |
|
506
CALL
Thermo Fisher Scientific
TMO
$220B
| $142M | 0.03% |
284,600
+20,600
| +8% | +$11.2M |
|
507
Marvell Technology
MRVL
$199B
| $142M | 0.03% |
2,299,187
-154,141
| -6% | -$15M |
|
508
Fox Class A
FOXA
$27.5B
| $141M | 0.03% |
2,493,504
+1,141,380
| +84% | +$60.4M |
|
509
PUT
Medtronic
MDT
$116B
| $141M | 0.03% |
1,570,100
+1,116,100
| +246% | +$99.9M |
|
510
PUT
Reddit
RDDT
$30.4B
| $141M | 0.03% |
1,343,800
+460,500
| +52% | +$76.1M |
|
511
CALL
Ford
F
$55.4B
| $141M | 0.03% |
14,009,200
+6,205,200
| +80% | +$60.6M |
|
512
Shell
SHEL
$248B
| $140M | 0.03% |
1,912,168
+1,266,917
| +196% | +$85.3M |
|
513
PUT
SoFi Technologies
SOFI
$23.8B
| $140M | 0.03% |
11,998,600
-2,243,800
| -16% | -$32.3M |
|
514
Popular Inc
BPOP
$11.3B
| $139M | 0.03% |
1,506,659
+897,410
| +147% | +$87.3M |
|
515
PUT
NextEra Energy
NEE
$179B
| $139M | 0.03% |
1,961,100
-33,500
| -2% | -$2.36M |
|
516
Domino's
DPZ
$11.6B
| $139M | 0.03% |
302,422
+244,162
| +419% | +$110M |
|
517
PUT
Moderna
MRNA
$25.4B
| $139M | 0.03% |
4,895,300
+1,482,200
| +43% | +$52.6M |
|
518
iShares Core US Aggregate Bond ETF
AGG
$138B
| $139M | 0.03% |
1,402,378
+1,225,500
| +693% | +$120M |
|
519
PUT
Datadog
DDOG
$90.6B
| $139M | 0.03% |
1,398,100
+21,500
| +2% | +$2.71M |
|
520
Roblox
RBLX
$27.1B
| $138M | 0.03% |
2,372,890
-929,747
| -28% | -$58.4M |
|
521
CALL
Gilead Sciences
GILD
$171B
| $138M | 0.03% |
1,233,700
+464,500
| +60% | +$47.9M |
|
522
Equity Residential
EQR
$24.7B
| $138M | 0.03% |
1,922,211
+1,842,810
| +2,321% | +$130M |
|
523
CALL
Linde
LIN
$220B
| $138M | 0.03% |
295,300
-54,300
| -16% | -$24.4M |
|
524
PUT
Biogen
BIIB
$31.1B
| $137M | 0.03% |
998,400
+759,700
| +318% | +$109M |
|
525
Corning
GLW
$137B
| $136M | 0.03% |
2,979,693
-1,401,972
| -32% | -$69.2M |
|
Similar funds
Ken Griffin's Q1 2025 Portfolio in Review
As of Q1 2025, Ken Griffin held 16,069 positions worth $527B, down 8.7% from $578B the previous quarter. Its ten largest holdings account for 32% of the portfolio.
Ken Griffin's Q1 2025 filing shows 1,671 new, 6,327 increased, 6,228 reduced and 1,709 closed positions. Its largest new stake was CMS Energy: 1,417,315 shares worth $106M. The largest sale was State Street SPDR S&P 500 ETF Trust, an estimated $989M.
By sector, the portfolio is most concentrated in Healthcare at 3.2% of assets, up from 3.1% a quarter earlier, followed by Technology and Financials.
- Ken Griffin's largest Q1 2025 buy was CMS Energy: 1,417,315 shares worth $106M.
- Ken Griffin added most to Charles Schwab in Q1 2025, an estimated $1.44B increase.
- Ken Griffin's biggest Q1 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $989M.
- Ken Griffin fully exited Walmart Inc in Q1 2025, selling an estimated $462M.
- Ken Griffin's ten largest holdings make up 32% of its $527B portfolio in Q1 2025.
- Ken Griffin opened 1,671 new positions and closed 1,709 in Q1 2025.
- Ken Griffin's portfolio value fell 8.7% quarter-over-quarter to $527B.
Based on Citadel Advisors's 13F filing for Q1 2025, filed 15 May 2025.