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 |
Alphabet (Google) Class A
GOOGL
|
+$596M |
| 2 |
Honeywell
HON
|
+$400M |
| 3 |
Lowe's Companies
LOW
|
+$340M |
| 4 |
Alibaba
BABA
|
+$281M |
| 5 |
HES
Hess
HES
|
+$223M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Alphabet (Google) Class C
GOOG
|
+$545M |
| 2 |
Amazon
AMZN
|
+$416M |
| 3 |
Western Digital
WDC
|
+$385M |
| 4 |
Illinois Tool Works
ITW
|
+$327M |
| 5 |
Edwards Lifesciences
EW
|
+$311M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Financials | 7.75% |
| 2 | Consumer Discretionary | 7.19% |
| 3 | Technology | 6.93% |
| 4 | Energy | 6.67% |
| 5 | Healthcare | 5.64% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3551
PUT
Acadia Healthcare
ACHC
$2.87B
| $899K | ﹤0.01% |
14,400
-10,400
| -42% | -$677K |
|
3552
PUT
Newell Brands
NWL
$2.66B
| $899K | ﹤0.01% |
20,400
-7,800
| -28% | -$341K |
|
|
NLSN
3553
PUT
DELISTED
Nielsen Holdings plc
NLSN
| $899K | ﹤0.01% |
19,300
-6,200
| -24% | -$291K |
|
3554
PUT
Radian Group
RDN
$4.98B
| $897K | ﹤0.01% |
67,000
-1,600
| -2% | -$23.5K |
|
|
ABMD
3555
DELISTED
Abiomed Inc
ABMD
| $897K | ﹤0.01% |
9,934
-190,610
| -95% | -$16.2M |
|
|
DWA
3556
CALL
DELISTED
DREAMWORKS ANIMATION SKG INC CL-A
DWA
| $897K | ﹤0.01% |
34,800
+13,500
| +63% | +$310K |
|
3557
CALL
Align Technology
ALGN
$12.9B
| $896K | ﹤0.01% |
13,600
+1,400
| +11% | +$89.8K |
|
|
ONIT
3558
PUT
Onity Group
ONIT
$328M
| $896K | ﹤0.01% |
8,573
-5,347
| -38% | -$560K |
|
3559
CALL
Avnet
AVT
$7.86B
| $895K | ﹤0.01% |
20,900
-3,200
| -13% | -$144K |
|
3560
Malibu Boats
MBUU
$576M
| $894K | ﹤0.01% |
54,625
-57,999
| -51% | -$874K |
|
|
3561
CALL
Radian Group
RDN
$4.98B
| $892K | ﹤0.01% |
66,600
-23,100
| -26% | -$339K |
|
|
SE
3562
DELISTED
Spectra Energy Corp Wi
SE
| $892K | ﹤0.01% |
37,244
-49,729
| -57% | -$1.32M |
|
3563
Cboe Global Markets
CBOE
$30.9B
| $891K | ﹤0.01% |
13,734
-65,621
| -83% | -$4.44M |
|
3564
PUT
EQT Corp
EQT
$34B
| $891K | ﹤0.01% |
31,413
-14,328
| -31% | -$481K |
|
3565
PUT
Quanta Services
PWR
$103B
| $891K | ﹤0.01% |
44,000
+24,600
| +127% | +$529K |
|
|
WRK
3566
CALL
DELISTED
WestRock Company
WRK
| $890K | ﹤0.01% |
21,643
-7,880
| -27% | -$359K |
|
3567
PUT
Invesco Dorsey Wright Developed Markets Momentum ETF
PIZ
$747M
| $889K | ﹤0.01% |
39,700
+3,700
| +10% | +$86.8K |
|
3568
CALL
Patterson-UTI
PTEN
$4.34B
| $888K | ﹤0.01% |
58,900
-37,500
| -39% | -$577K |
|
|
HEES
3569
DELISTED
H&E Equipment Services
HEES
| $886K | ﹤0.01% |
50,721
+7,227
| +17% | +$133K |
|
3570
PUT
Steel Dynamics
STLD
$36.7B
| $885K | ﹤0.01% |
49,500
-29,300
| -37% | -$524K |
|
3571
TriMas Corp
TRS
$1.4B
| $885K | ﹤0.01% |
47,454
+7,309
| +18% | +$142K |
|
|
AMAG
3572
CALL
DELISTED
AMAG Pharmaceuticals
AMAG
| $885K | ﹤0.01% |
29,300
+23,200
| +380% | +$750K |
|
3573
CALL
Guidewire Software
GWRE
$14.6B
| $884K | ﹤0.01% |
14,700
+7,500
| +104% | +$434K |
|
3574
CALL
Dover
DOV
$27.9B
| $883K | ﹤0.01% |
17,827
-5,819
| -25% | -$295K |
|
3575
Koppers
KOP
$891M
| $883K | ﹤0.01% |
48,403
-125,722
| -72% | -$2.55M |
|
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Ken Griffin's Q4 2015 Portfolio in Review
As of Q4 2015, Ken Griffin held 9,881 positions worth $91.6B, down 13% from $105B the previous quarter. Its ten largest holdings account for 15% of the portfolio.
Ken Griffin withdrew a net $23.5B in Q4 2015, closing 1,198 positions and reducing 4,312 holdings. Its most notable exit was HP, an estimated $182M position sold in full.
By sector, the portfolio is most concentrated in Financials at 7.8% of assets, down from 8.3% a quarter earlier, followed by Consumer Discretionary and Technology.
Against the trend, Ken Griffin opened a new position in Alphabet (Google) Class A worth $627M.
- Ken Griffin's largest Q4 2015 buy was Alphabet (Google) Class A: 16,114,160 shares worth $627M.
- Ken Griffin added most to Honeywell in Q4 2015, an estimated $400M increase.
- Ken Griffin's biggest Q4 2015 reduction was Alphabet (Google) Class C, cutting an estimated $545M.
- Ken Griffin fully exited HP in Q4 2015, selling an estimated $182M.
- Ken Griffin's ten largest holdings make up 15% of its $91.6B portfolio in Q4 2015.
- Ken Griffin opened 1,019 new positions and closed 1,198 in Q4 2015.
- Ken Griffin's portfolio value fell 13% quarter-over-quarter to $91.6B.
Based on Citadel Advisors's 13F filing for Q4 2015, filed 12 Feb 2016.