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 | |
|---|---|---|---|---|---|---|
3926
PUT
Canadian National Railway
CNI
$76.7B
| $5.42M | ﹤0.01% |
52,100
-31,400
| -38% | -$3.2M |
|
3927
Brady Corp
BRC
$4.44B
| $5.42M | ﹤0.01% |
79,671
+67,082
| +533% | +$4.67M |
|
3928
Direxion Daily TSLA Bull 2X ETF
TSLL
$3.54B
| $5.41M | ﹤0.01% |
458,356
-3,681,649
| -89% | -$42.7M |
|
3929
PUT
American Water Works
AWK
$27.1B
| $5.41M | ﹤0.01% |
38,900
-15,200
| -28% | -$2.18M |
|
3930
Butterfly Network
BFLY
$2.35B
| $5.41M | ﹤0.01% |
2,705,668
+675,236
| +33% | +$1.55M |
|
3931
Avantis Real Estate ETF
AVRE
$873M
| $5.41M | ﹤0.01% |
122,516
+99,727
| +438% | +$4.32M |
|
3932
PUT
Aurora
AUR
$13.7B
| $5.41M | ﹤0.01% |
1,032,300
-604,400
| -37% | -$3.79M |
|
3933
PUT
Direxion Daily Technology Bear 3x ETF
TECS
$59.6M
| $5.41M | ﹤0.01% |
20,202
+14,248
| +239% | +$6.27M |
|
3934
ITT
ITT
$19.6B
| $5.4M | ﹤0.01% |
34,456
-70,489
| -67% | -$10M |
|
3935
Sturm, Ruger & Co
RGR
$602M
| $5.4M | ﹤0.01% |
150,413
+107,200
| +248% | +$3.98M |
|
3936
Capital Group Short Duration Income ETF
CGSD
$2.44B
| $5.38M | ﹤0.01% |
207,589
+48,456
| +30% | +$1.25M |
|
|
PPLT
3937
PUT
abrdn Physical Platinum Shares ETF
PPLT
$2.04B
| $5.37M | ﹤0.01% |
437,000
+401,000
| +1,114% | +$3.92M |
|
3938
Zeta Global
ZETA
$7.29B
| $5.37M | ﹤0.01% |
346,566
-1,390,355
| -80% | -$18.5M |
|
|
SPR
3939
CALL
DELISTED
Spirit AeroSystems
SPR
| $5.36M | ﹤0.01% |
140,600
-30,800
| -18% | -$1.11M |
|
3940
Microvast
MVST
$322M
| $5.36M | ﹤0.01% |
1,476,318
+1,469,773
| +22,456% | +$4.3M |
|
3941
Evolus
EOLS
$538M
| $5.36M | ﹤0.01% |
581,859
+334,386
| +135% | +$3.42M |
|
3942
CALL
Cognex
CGNX
$11B
| $5.36M | ﹤0.01% |
168,900
-24,500
| -13% | -$702K |
|
3943
Theravance Biopharma
TBPH
$881M
| $5.35M | ﹤0.01% |
485,331
+46,622
| +11% | +$453K |
|
3944
Schrodinger
SDGR
$1.32B
| $5.35M | ﹤0.01% |
266,056
-371,690
| -58% | -$8.49M |
|
3945
CALL
Broadridge
BR
$19.5B
| $5.35M | ﹤0.01% |
22,000
+5,900
| +37% | +$1.4M |
|
3946
CALL
OppFi
OPFI
$610M
| $5.34M | ﹤0.01% |
381,800
+121,700
| +47% | +$1.37M |
|
3947
PUT
National Fuel Gas
NFG
$7.79B
| $5.34M | ﹤0.01% |
63,000
+8,600
| +16% | +$694K |
|
|
AVGX
3948
CALL
Defiance Daily Target 2X Long AVGO ETF
AVGX
$190M
| $5.34M | ﹤0.01% |
148,900
+102,200
| +219% | +$2.39M |
|
3949
PUT
Alight
ALIT
$372M
| $5.33M | ﹤0.01% |
47,115
-500
| -1% | -$53.5K |
|
|
WENNU
3950
Wen Acquisition Corp Unit
WENNU
$273M
| $5.33M | ﹤0.01% |
+502,817
| New | +$5.33M |
|
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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.