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 | |
|---|---|---|---|---|---|---|
451
Thermo Fisher Scientific
TMO
$222B
| $177M | 0.03% |
339,940
+173,754
| +105% | +$95.5M |
|
452
Pentair
PNR
$10.6B
| $177M | 0.03% |
1,755,091
+1,747,943
| +24,454% | +$179M |
|
453
CALL
Zoom
ZM
$30.6B
| $177M | 0.03% |
2,164,300
+267,100
| +14% | +$21M |
|
454
CALL
AstraZeneca
AZN
$244B
| $176M | 0.03% |
1,346,300
+699,150
| +108% | +$97.9M |
|
455
PUT
CAVA Group
CAVA
$7.94B
| $176M | 0.03% |
1,560,300
-72,400
| -4% | -$9.65M |
|
456
PUT
Ulta Beauty
ULTA
$23.1B
| $175M | 0.03% |
401,800
-221,700
| -36% | -$85.9M |
|
457
Penumbra
PEN
$12.8B
| $174M | 0.03% |
734,288
+322,265
| +78% | +$73.3M |
|
458
Synchrony
SYF
$25.6B
| $174M | 0.03% |
2,679,092
-1,736,837
| -39% | -$106M |
|
459
CALL
Verizon
VZ
$194B
| $173M | 0.03% |
4,337,400
-883,000
| -17% | -$37.2M |
|
460
Alcoa
AA
$13.8B
| $173M | 0.03% |
4,590,222
+476,012
| +12% | +$19.8M |
|
461
State Street Industrial Select Sector SPDR ETF
XLI
$34.8B
| $173M | 0.03% |
1,313,825
+934,398
| +246% | +$129M |
|
462
Simon Property Group
SPG
$71.3B
| $173M | 0.03% |
1,003,646
+729,495
| +266% | +$128M |
|
463
S&P Global
SPGI
$120B
| $173M | 0.03% |
347,013
+162,754
| +88% | +$82.6M |
|
|
SCHW
464
PUT
Charles Schwab
SCHW
$188B
| $173M | 0.03% |
2,331,300
+115,900
| +5% | +$8.67M |
|
465
Western Digital
WDC
$158B
| $172M | 0.03% |
3,821,143
+1,720,933
| +82% | +$86.5M |
|
466
Invesco S&P 500 Equal Weight ETF
RSP
$99.4B
| $172M | 0.03% |
980,429
+886,450
| +943% | +$160M |
|
467
CALL
State Street SPDR S&P Oil & Gas Exploration & Production ETF
XOP
$3.67B
| $172M | 0.03% |
1,296,200
-590,300
| -31% | -$80.7M |
|
468
Micron Technology
MU
$1.04T
| $171M | 0.03% |
2,031,081
-600,905
| -23% | -$61.1M |
|
469
CALL
Estee Lauder
EL
$32B
| $171M | 0.03% |
2,275,900
+1,058,300
| +87% | +$83.6M |
|
470
Cloudflare
NET
$112B
| $170M | 0.03% |
1,579,828
+873,711
| +124% | +$85.4M |
|
471
Repligen
RGEN
$9.36B
| $170M | 0.03% |
1,179,502
+663,641
| +129% | +$95.2M |
|
472
PUT
Honeywell
HON
$73.7B
| $168M | 0.03% |
790,551
+396,920
| +101% | +$82.8M |
|
473
CALL
Rivian
RIVN
$23.2B
| $168M | 0.03% |
12,653,300
+4,889,300
| +63% | +$56.3M |
|
474
PUT
GameStop
GME
$8.32B
| $168M | 0.03% |
5,361,700
+563,800
| +12% | +$14.5M |
|
475
Post Holdings
POST
$3.58B
| $168M | 0.03% |
1,466,686
+123,034
| +9% | +$14M |
|
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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.