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 | +$9.91B | |
| 2 | +$871M | |
| 3 | +$719M | |
| 4 |
Amazon
AMZN
|
+$698M |
| 5 |
Netflix
NFLX
|
+$627M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 | +$3B | |
| 2 | +$1.54B | |
| 3 | +$1.42B | |
| 4 |
NVIDIA
NVDA
|
+$1.41B |
| 5 |
SNDK
Sandisk
SNDK
|
+$771M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.92% |
| 2 | Healthcare | 2.55% |
| 3 | Industrials | 2.24% |
| 4 | Financials | 2.13% |
| 5 | Consumer Discretionary | 1.76% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
26
CALL
VanEck Semiconductor ETF
SMH
$69.8B
| $4.94B | 0.56% |
7,526,500
+3,314,900
|
|
||
27
CALL
SPDR Gold Trust
GLD
$143B
| $4.89B | 0.56% |
13,268,600
-8,643,500
|
|
||
28
CALL
iShares Russell 2000 ETF
IWM
$82B
| $4.74B | 0.54% |
15,783,300
+702,300
|
|
||
29
PUT
TSMC
TSM
$2.14T
| $4.65B | 0.53% |
9,735,500
+1,019,900
|
|
||
30
PUT
Alphabet (Google) Class A
GOOGL
$4.21T
| $4.51B | 0.52% |
12,614,800
-2,470,500
|
|
||
31
PUT
Intel
INTC
$511B
| $4.35B | 0.5% |
31,165,400
+695,300
|
|
||
|
32
CALL
Alphabet (Google) Class C
GOOG
$4.17T
| $4.1B | 0.47% |
11,608,200
+1,284,200
|
|
||
33
CALL
Broadcom
AVGO
$1.81T
| $3.78B | 0.43% |
10,012,000
+677,100
|
|
||
|
34
CALL
TSMC
TSM
$2.14T
| $3.73B | 0.43% |
7,817,500
+4,641,200
|
|
||
|
35
PUT
Amazon
AMZN
$2.8T
| $3.73B | 0.43% |
15,629,100
-2,480,300
|
|
||
36
PUT
Western Digital
WDC
$171B
| $3.69B | 0.42% |
5,777,700
+2,219,500
|
|
||
37
CALL
Goldman Sachs
GS
$303B
| $3.62B | 0.41% |
3,576,200
+156,400
|
|
||
|
38
CALL
Intel
INTC
$511B
| $3.39B | 0.39% |
24,254,500
+5,862,800
|
|
||
39
PUT
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
$17.8B
| $3.33B | 0.38% |
41,700,400
-1,976,000
|
|
||
|
40
PUT
Alphabet (Google) Class C
GOOG
$4.17T
| $3.06B | 0.35% |
8,659,000
+1,659,900
|
|
||
41
PUT
Seagate
STX
$205B
| $3.05B | 0.35% |
3,164,700
+1,142,400
|
|
||
|
42
PUT
SPDR Gold Trust
GLD
$143B
| $3.01B | 0.34% |
8,171,400
-4,172,100
|
|
||
|
43
PUT
Broadcom
AVGO
$1.81T
| $2.96B | 0.34% |
7,831,100
-494,300
|
|
||
44
PUT
Caterpillar
CAT
$387B
| $2.91B | 0.33% |
2,731,300
+1,135,200
|
|
||
45
CALL
iShares 20+ Year Treasury Bond ETF
TLT
$45.3B
| $2.86B | 0.33% |
33,128,700
+3,762,400
|
|
||
46
PUT
ASML
ASML
$693B
| $2.86B | 0.33% |
1,436,600
+294,200
|
|
||
47
PUT
Marvell Technology
MRVL
$194B
| $2.85B | 0.33% |
9,563,200
+4,723,600
|
|
||
48
PUT
Eli Lilly
LLY
$1.09T
| $2.82B | 0.32% |
2,349,200
+767,400
|
|
||
|
49
PUT
iShares 20+ Year Treasury Bond ETF
TLT
$45.3B
| $2.71B | 0.31% |
31,407,800
+12,673,600
|
|
||
50
CALL
UnitedHealth
UNH
$354B
| $2.63B | 0.3% |
6,334,600
-2,450,700
|
|
Similar funds
Ken Griffin's Q2 2026 Portfolio in Review
As of Q2 2026, Ken Griffin held 15,447 positions worth $875B, up 41% from $618B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
Ken Griffin deployed $103B of net new capital in Q2 2026, opening 2,575 new positions and adding to 6,089 existing holdings. Its largest new stake was SpaceX: 5,129,884 shares worth $876M.
By sector, the portfolio is most concentrated in Technology at 3.9% of assets, down from 4.5% a quarter earlier, followed by Healthcare and Industrials.
On the sell side, the largest reduction was Micron Technology, an estimated $3B trimmed.
- Ken Griffin's largest Q2 2026 buy was SpaceX: 5,129,884 shares worth $876M.
- Ken Griffin added most to iShares Core S&P 500 ETF in Q2 2026, an estimated $9.91B increase.
- Ken Griffin's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $3B.
- Ken Griffin fully exited iShares 7-10 Year Treasury Bond ETF in Q2 2026, selling an estimated $325M.
- Ken Griffin's ten largest holdings make up 23% of its $875B portfolio in Q2 2026.
- Ken Griffin opened 2,575 new positions and closed 1,872 in Q2 2026.
- Ken Griffin's portfolio value rose 41% quarter-over-quarter to $875B.
Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.