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 |
Amazon
AMZN
|
+$2.49B |
| 2 |
NVIDIA
NVDA
|
+$2.19B |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$1.94B |
| 4 |
TSMC
TSM
|
+$728M |
| 5 |
UnitedHealth
UNH
|
+$705M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$775M |
| 2 |
AbbVie
ABBV
|
+$540M |
| 3 |
Delta Air Lines
DAL
|
+$434M |
| 4 |
Eli Lilly
LLY
|
+$433M |
| 5 |
DexCom
DXCM
|
+$433M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 4.89% |
| 2 | Healthcare | 2.92% |
| 3 | Financials | 2.71% |
| 4 | Consumer Discretionary | 2.52% |
| 5 | Industrials | 2.2% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
7726
FT Vest US Equity Buffer ETF March
FMAR
$1.16B
| $851K | ﹤0.01% |
17,933
-3,747
| -17% | -$175K |
|
|
SMC
7727
Summit Midstream
SMC
$478M
| $851K | ﹤0.01% |
31,896
-11,068
| -26% | -$263K |
|
7728
PUT
Blue Bird Corp
BLBD
$1.96B
| $851K | ﹤0.01% |
18,100
-28,500
| -61% | -$1.49M |
|
7729
PUT
Qualys
QLYS
$6.4B
| $851K | ﹤0.01% |
6,400
+700
| +12% | +$96.3K |
|
|
PCH
7730
DELISTED
PotlatchDeltic
PCH
| $850K | ﹤0.01% |
21,356
-11,179
| -34% | -$453K |
|
7731
CALL
United Microelectronic
UMC
$46B
| $849K | ﹤0.01% |
108,000
-27,400
| -20% | -$208K |
|
7732
CALL
Chesapeake Utilities
CPK
$3.31B
| $848K | ﹤0.01% |
6,800
+4,600
| +209% | +$607K |
|
7733
CALL
Vanguard Long-Term Bond ETF
BLV
$5.67B
| $848K | ﹤0.01% |
12,200
-3,400
| -22% | -$241K |
|
|
MAXJ
7734
iShares Large Cap Max Buffer Jun ETF
MAXJ
$163M
| $848K | ﹤0.01% |
30,080
-27,837
| -48% | -$785K |
|
7735
PUT
Landstar System
LSTR
$6.43B
| $848K | ﹤0.01% |
5,900
-41,500
| -88% | -$5.53M |
|
7736
State Street Loomis Sayles Opportunistic Bond ETF
OBND
$57.3M
| $847K | ﹤0.01% |
32,535
-48,299
| -60% | -$1.27M |
|
7737
PUT
Principal Financial Group
PFG
$24.3B
| $847K | ﹤0.01% |
9,600
-5,100
| -35% | -$430K |
|
7738
Lineage Cell Therapeutics
LCTX
$268M
| $847K | ﹤0.01% |
507,052
+313,084
| +161% | +$542K |
|
|
FRMM
7739
PUT
Forum Markets
FRMM
$78.7M
| $847K | ﹤0.01% |
172,800
+164,600
| +2,007% | +$2.32M |
|
7740
CALL
Pool Corp
POOL
$6.92B
| $846K | ﹤0.01% |
3,700
-22,900
| -86% | -$5.96M |
|
7741
CALL
Deluxe
DLX
$1.08B
| $846K | ﹤0.01% |
37,900
+1,700
| +5% | +$34.2K |
|
7742
CALL
Sana Biotechnology
SANA
$1.08B
| $846K | ﹤0.01% |
207,900
+105,900
| +104% | +$474K |
|
7743
StoneX
SNEX
$7.94B
| $846K | ﹤0.01% |
20,000
+9,866
| +97% | +$413K |
|
7744
Innovative Solutions & Support
ISSC
$444M
| $845K | ﹤0.01% |
44,630
-244,948
| -85% | -$2.79M |
|
|
SLI
7745
CALL
Standard Lithium
SLI
$543M
| $845K | ﹤0.01% |
189,100
+145,200
| +331% | +$615K |
|
|
SKE
7746
CALL
Skeena Resources
SKE
$3.91B
| $845K | ﹤0.01% |
35,600
+22,900
| +180% | +$452K |
|
7747
Franklin FTSE Brazil ETF
FLBR
$526M
| $844K | ﹤0.01% |
44,300
-145,759
| -77% | -$2.83M |
|
|
DGLO
7748
First Trust RBA Deglobalization ETF
DGLO
$3.72M
| $843K | ﹤0.01% |
+41,412
| New | +$841K |
|
7749
Ducommun
DCO
$3.09B
| $843K | ﹤0.01% |
+8,865
| New | +$826K |
|
7750
VanEck IG Floating Rate ETF
FLTR
$3.06B
| $843K | ﹤0.01% |
+33,085
| New | +$844K |
|
Similar funds
Ken Griffin's Q4 2025 Portfolio in Review
As of Q4 2025, Ken Griffin held 14,701 positions worth $666B, up 1.3% from $657B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
Ken Griffin's Q4 2025 filing shows 2,078 new, 5,000 increased, 5,362 reduced and 2,191 closed positions. Its largest new stake was Medline Inc: 6,006,339 shares worth $252M. The largest sale was Meta Platforms (Facebook), an estimated $775M.
By sector, the portfolio is most concentrated in Technology at 4.9% of assets, up from 3.8% a quarter earlier, followed by Healthcare and Financials.
- Ken Griffin's largest Q4 2025 buy was Medline Inc: 6,006,339 shares worth $252M.
- Ken Griffin added most to Amazon in Q4 2025, an estimated $2.49B increase.
- Ken Griffin's biggest Q4 2025 reduction was Meta Platforms (Facebook), cutting an estimated $775M.
- Ken Griffin fully exited WEX in Q4 2025, selling an estimated $131M.
- Ken Griffin's ten largest holdings make up 23% of its $666B portfolio in Q4 2025.
- Ken Griffin opened 2,078 new positions and closed 2,191 in Q4 2025.
- Ken Griffin's portfolio value rose 1.3% quarter-over-quarter to $666B.
Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.