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 |
NVIDIA
NVDA
|
+$820M |
| 2 |
Microsoft
MSFT
|
+$811M |
| 3 |
McDonald's
MCD
|
+$804M |
| 4 |
Coca-Cola
KO
|
+$655M |
| 5 |
Amazon
AMZN
|
+$646M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
SCHW
Charles Schwab
SCHW
|
+$1.64B |
| 2 |
Invesco QQQ Trust
QQQ
|
+$1.1B |
| 3 |
Strategy Inc
MSTR
|
+$564M |
| 4 |
Kroger
KR
|
+$558M |
| 5 |
Danaher
DHR
|
+$494M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.33% |
| 2 | Healthcare | 3.23% |
| 3 | Consumer Discretionary | 2.55% |
| 4 | Financials | 2.55% |
| 5 | Industrials | 1.94% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
401
PUT
RTX Corp
RTX
$297B
| $204M | 0.04% |
1,398,300
+296,500
| +27% | +$39.5M |
|
|
NVO
402
CALL
Novo Nordisk
NVO
$205B
| $203M | 0.04% |
2,935,700
+587,900
| +25% | +$40M |
|
403
Simon Property Group
SPG
$71.7B
| $202M | 0.04% |
1,259,483
+324,528
| +35% | +$51.3M |
|
404
PUT
Datadog
DDOG
$90.6B
| $202M | 0.04% |
1,506,600
+108,500
| +8% | +$12M |
|
405
PUT
Reddit
RDDT
$30.4B
| $202M | 0.04% |
1,340,100
-3,700
| -0.3% | -$419K |
|
406
PUT
Direxion Daily Semiconductor Bull 3X ETF
SOXL
$24.8B
| $201M | 0.03% |
8,002,900
-45,800
| -0.6% | -$737K |
|
407
CALL
Affirm
AFRM
$26.2B
| $200M | 0.03% |
2,895,800
-501,100
| -15% | -$26M |
|
408
PUT
iShares Semiconductor ETF
SOXX
$46.6B
| $199M | 0.03% |
835,300
+162,500
| +24% | +$32.6M |
|
409
WIX.com
WIX
$3.35B
| $199M | 0.03% |
1,256,992
+163,733
| +15% | +$26.4M |
|
410
MACOM Technology Solutions
MTSI
$23.5B
| $199M | 0.03% |
1,388,030
+346,035
| +33% | +$40.4M |
|
411
UnitedHealth
UNH
$358B
| $198M | 0.03% |
635,316
-145,892
| -19% | -$55.8M |
|
412
General Motors
GM
$75.8B
| $198M | 0.03% |
4,023,078
+1,531,633
| +61% | +$72.6M |
|
413
Webster Financial
WBS
$12.8B
| $198M | 0.03% |
3,625,509
+2,496,309
| +221% | +$124M |
|
414
CALL
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
$23.5B
| $197M | 0.03% |
1,814,200
-1,443,200
| -44% | -$148M |
|
415
PUT
Cameco
CCJ
$42.6B
| $197M | 0.03% |
2,651,300
-638,600
| -19% | -$34.1M |
|
416
Becton Dickinson
BDX
$49.6B
| $196M | 0.03% |
1,140,211
-1,088,274
| -49% | -$199M |
|
417
PUT
State Street Utilities Select Sector SPDR ETF
XLU
$22.9B
| $196M | 0.03% |
4,803,600
-2,383,000
| -33% | -$94.9M |
|
418
Alnylam Pharmaceuticals
ALNY
$30.4B
| $196M | 0.03% |
601,199
+596,963
| +14,093% | +$165M |
|
|
419
RTX Corp
RTX
$297B
| $196M | 0.03% |
1,342,281
+1,182,104
| +738% | +$158M |
|
420
Hewlett Packard
HPE
$79.2B
| $196M | 0.03% |
9,578,905
+8,474,808
| +768% | +$142M |
|
421
Hormel Foods
HRL
$13.4B
| $196M | 0.03% |
6,475,479
+3,476,309
| +116% | +$105M |
|
422
CALL
Baidu
BIDU
$35.5B
| $196M | 0.03% |
2,282,200
-421,200
| -16% | -$36.3M |
|
423
Blackstone
BX
$112B
| $196M | 0.03% |
1,308,028
+45,812
| +4% | +$6.29M |
|
424
Elanco Animal Health
ELAN
$11.2B
| $196M | 0.03% |
13,700,781
+6,834,414
| +100% | +$79.9M |
|
425
Agilent Technologies
A
$42.2B
| $194M | 0.03% |
1,647,899
-449,951
| -21% | -$49.9M |
|
Similar funds
Ken Griffin's Q2 2025 Portfolio in Review
As of Q2 2025, Ken Griffin held 15,819 positions worth $576B, up 9.2% from $527B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Ken Griffin withdrew a net $29.1B in Q2 2025, closing 3,524 positions and reducing 5,141 holdings. Its most notable exit was Kroger, an estimated $558M position sold in full.
By sector, the portfolio is most concentrated in Technology at 3.3% of assets, up from 2.9% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Ken Griffin opened a new position in Walmart Inc worth $401M.
- Ken Griffin's largest Q2 2025 buy was Walmart Inc: 4,099,492 shares worth $401M.
- Ken Griffin added most to NVIDIA in Q2 2025, an estimated $820M increase.
- Ken Griffin's biggest Q2 2025 reduction was Charles Schwab, cutting an estimated $1.64B.
- Ken Griffin fully exited Kroger in Q2 2025, selling an estimated $558M.
- Ken Griffin's ten largest holdings make up 27% of its $576B portfolio in Q2 2025.
- Ken Griffin opened 1,459 new positions and closed 3,524 in Q2 2025.
- Ken Griffin's portfolio value rose 9.2% quarter-over-quarter to $576B.
Based on Citadel Advisors's 13F filing for Q2 2025, filed 14 Aug 2025.