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 |
Boeing
BA
|
+$830M |
| 2 |
UnitedHealth
UNH
|
+$769M |
| 3 |
Arthur J. Gallagher & Co
AJG
|
+$691M |
| 4 |
Amazon
AMZN
|
+$654M |
| 5 |
Bank of America
BAC
|
+$634M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$1.23B |
| 2 |
NVIDIA
NVDA
|
+$550M |
| 3 |
Spotify
SPOT
|
+$473M |
| 4 |
Citigroup
C
|
+$460M |
| 5 |
Boston Scientific
BSX
|
+$428M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Healthcare | 3.13% |
| 2 | Technology | 2.97% |
| 3 | Financials | 2.19% |
| 4 | Consumer Discretionary | 2.09% |
| 5 | Industrials | 1.9% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1626
CALL
Fastenal
FAST
$58.5B
| $33.1M | 0.01% |
921,800
-393,400
| -30% | -$15.3M |
|
1627
Tradeweb Markets
TW
$22.4B
| $33.1M | 0.01% |
253,108
+250,259
| +8,784% | +$33M |
|
1628
CALL
Samsara
IOT
$23.4B
| $33.1M | 0.01% |
757,700
+100,800
| +15% | +$4.96M |
|
1629
Allison Transmission
ALSN
$10.3B
| $33M | 0.01% |
305,702
+19,569
| +7% | +$2.14M |
|
1630
Whirlpool
WHR
$2.7B
| $33M | 0.01% |
288,459
-30,195
| -9% | -$3.33M |
|
1631
CALL
Toll Brothers
TOL
$13.8B
| $33M | 0.01% |
262,100
-59,200
| -18% | -$8.79M |
|
1632
Synaptics
SYNA
$4.22B
| $32.9M | 0.01% |
431,405
+89,879
| +26% | +$6.81M |
|
1633
Otis Worldwide
OTIS
$27.6B
| $32.9M | 0.01% |
355,218
+248,051
| +231% | +$24.9M |
|
1634
PUT
GE HealthCare
GEHC
$33.3B
| $32.9M | 0.01% |
420,670
-403,900
| -49% | -$34.3M |
|
1635
CALL
Sunrun
RUN
$2.43B
| $32.9M | 0.01% |
3,552,300
+467,700
| +15% | +$5.81M |
|
1636
PUT
Riot Platforms
RIOT
$7.2B
| $32.8M | 0.01% |
3,217,300
+140,100
| +5% | +$1.53M |
|
1637
PUT
Duolingo
DUOL
$6.23B
| $32.8M | 0.01% |
101,300
-61,300
| -38% | -$19.5M |
|
1638
Trump Media & Technology Group
DJT
$2.3B
| $32.8M | 0.01% |
962,886
+940,706
| +4,241% | +$29.9M |
|
1639
PUT
JetBlue
JBLU
$2.12B
| $32.8M | 0.01% |
4,171,300
+177,000
| +4% | +$1.2M |
|
1640
CALL
BHP
BHP
$220B
| $32.8M | 0.01% |
671,200
+458,300
| +215% | +$24.9M |
|
1641
PUT
Ally Financial
ALLY
$13.6B
| $32.7M | 0.01% |
909,200
+69,400
| +8% | +$2.52M |
|
1642
Akamai
AKAM
$18B
| $32.7M | 0.01% |
+342,075
| New | +$33.6M |
|
1643
ANI Pharmaceuticals
ANIP
$1.75B
| $32.7M | 0.01% |
591,594
+61,717
| +12% | +$3.54M |
|
1644
Winnebago Industries
WGO
$892M
| $32.7M | 0.01% |
684,388
+574,204
| +521% | +$32.5M |
|
1645
Cullinan Oncology
CGEM
$1.26B
| $32.7M | 0.01% |
2,682,904
+727,647
| +37% | +$10.5M |
|
1646
BJs Wholesale Club
BJ
$12B
| $32.6M | 0.01% |
364,971
+255,047
| +232% | +$23.1M |
|
1647
PUT
Elastic
ESTC
$8.83B
| $32.6M | 0.01% |
328,900
+222,300
| +209% | +$20.5M |
|
1648
UDR
UDR
$12.2B
| $32.5M | 0.01% |
+749,408
| New | +$33.1M |
|
1649
CALL
Fidelity National Information Services
FIS
$22.2B
| $32.5M | 0.01% |
402,700
-185,700
| -32% | -$16M |
|
1650
PUT
Semtech
SMTC
$12.9B
| $32.5M | 0.01% |
525,200
+11,200
| +2% | +$591K |
|
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Ken Griffin's Q4 2024 Portfolio in Review
As of Q4 2024, Ken Griffin held 15,826 positions worth $578B, up 11% from $518B the previous quarter. Its ten largest holdings account for 31% of the portfolio.
Ken Griffin deployed $35.2B of net new capital in Q4 2024, opening 1,745 new positions and adding to 6,428 existing holdings. Its largest new stake was Zoetis: 1,090,499 shares worth $178M.
By sector, the portfolio is most concentrated in Healthcare at 3.1% of assets, up from 2.9% a quarter earlier, followed by Technology and Financials.
On the sell side, the largest reduction was State Street SPDR S&P 500 ETF Trust, an estimated $1.23B trimmed.
- Ken Griffin's largest Q4 2024 buy was Zoetis: 1,090,499 shares worth $178M.
- Ken Griffin added most to Boeing in Q4 2024, an estimated $830M increase.
- Ken Griffin's biggest Q4 2024 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $1.23B.
- Ken Griffin fully exited Spotify in Q4 2024, selling an estimated $473M.
- Ken Griffin's ten largest holdings make up 31% of its $578B portfolio in Q4 2024.
- Ken Griffin opened 1,745 new positions and closed 1,423 in Q4 2024.
- Ken Griffin's portfolio value rose 11% quarter-over-quarter to $578B.
Based on Citadel Advisors's 13F filing for Q4 2024, filed 14 Feb 2025.