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JY

Jeff Yass Susquehanna International Group

AUM $1.28T
1-Year Est. Return 58.89%
 

Jeff Yass is a co-founder of Susquehanna International Group (SIG), a major global trading and market-making firm. SIG is known for options expertise, quantitative trading, and a training culture grounded in probabilistic decision-making. Yass’s firm is influential across derivatives markets even though it is less of a traditional long-only stock-picking franchise.

This Fund
S&P 500
This Quarter Est. Return
+2.72%
1 Year Est. Return
+58.89%
3 Year Est. Return
+161.44%
5 Year Est. Return
+153.95%
10 Year Est. Return
+561.69%
AUM
$868B
AUM Growth
-$6.92B
Cap. Flow
-$9.51B
Cap. Flow %
-1.1%
Top 10 Hldgs %
24.25%
Holding
14,094
New
1,864
Increased
4,890
Reduced
5,380
Closed
1,914

Sector Composition

Rank Sector Weight
1 Technology 1.7%
2 Consumer Discretionary 0.84%
3 Communication Services 0.67%
4 Financials 0.66%
5 Healthcare 0.53%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
MORT icon
13126
PUT
VanEck Mortgage REIT Income ETF
MORT
$371M
-16,900
Closed -$182K
MPTI icon
13127
M-tron Industries
MPTI
$344M
-9,191
Closed -$510K
MRAM icon
13128
PUT
Everspin Technologies
MRAM
$393M
-11,000
Closed -$102K
MRC
13129
DELISTED
MRC Global
MRC
-521,460
Closed -$7.52M
MRCY icon
13130
Mercury Systems
MRCY
$5.38B
-8,668
Closed -$645K
MREO
13131
Mereo BioPharma
MREO
$46.2M
-493,378
Closed -$939K
MRNY icon
13132
YieldMax MRNA Option Income Strategy ETF
MRNY
$148M
-21,091
Closed -$373K
MRTN icon
13133
Marten Transport
MRTN
$1.2B
-18,643
Closed -$199K
MRUS
13134
CALL
DELISTED
Merus
MRUS
-417,400
Closed -$39.3M
MRUS
13135
PUT
DELISTED
Merus
MRUS
-240,300
Closed -$22.6M
MRVI icon
13136
Maravai LifeSciences
MRVI
$1.26B
-67,538
Closed -$227K
MSAI icon
13137
MultiSensor AI
MSAI
$11.6M
-1,458
Closed -$37.6K
MSBI icon
13138
Midland States Bancorp
MSBI
$681M
-10,448
Closed -$179K
MSMR icon
13139
McElhenny Sheffield Managed Risk ETF
MSMR
$183M
-7,582
Closed -$256K
MSS icon
13140
Maison Solutions
MSS
$1.21M
-306
Closed -$17.4K
MTC icon
13141
MMTec
MTC
$357M
-89,595
Closed -$74.4K
MTR
13142
Mesa Royalty Trust
MTR
$4.85M
-19,286
Closed -$103K
MTRN icon
13143
PUT
Materion
MTRN
$4.79B
-2,500
Closed -$302K
MTRX icon
13144
PUT
Matrix Service
MTRX
$301M
-14,900
Closed -$195K
MTZ icon
13145
MasTec
MTZ
$20.5B
-55,980
Closed -$11.7M
MUFG icon
13146
CALL
Mitsubishi UFJ Financial
MUFG
$248B
-17,600
Closed -$281K
MURA
13147
CALL
DELISTED
Mural Oncology
MURA
-736,200
Closed -$1.52M
MVF
13148
DELISTED
BlackRock MuniVest Fund
MVF
-23,638
Closed -$162K
MVV icon
13149
ProShares Ultra MidCap400
MVV
$153M
-14,212
Closed -$982K
MWA icon
13150
CALL
Mueller Water Products
MWA
$3.93B
-52,200
Closed -$1.33M

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Jeff Yass's Q4 2025 Portfolio in Review

As of Q4 2025, Jeff Yass held 14,094 positions worth $868B, down 0.79% from $875B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

Jeff Yass's Q4 2025 filing shows 1,864 new, 4,890 increased, 5,380 reduced and 1,914 closed positions. Its largest new stake was iShares Core MSCI Total International Stock ETF: 1,468,872 shares worth $124M. The largest sale was State Street SPDR S&P 500 ETF Trust, an estimated $2.08B.

By sector, the portfolio is most concentrated in Technology at 1.7% of assets, down from 1.7% a quarter earlier, followed by Consumer Discretionary and Communication Services.

  • Jeff Yass's largest Q4 2025 buy was iShares Core MSCI Total International Stock ETF: 1,468,872 shares worth $124M.
  • Jeff Yass added most to Invesco QQQ Trust in Q4 2025, an estimated $1.17B increase.
  • Jeff Yass's biggest Q4 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $2.08B.
  • Jeff Yass fully exited Innovator US Equity Power Buffer ETF September in Q4 2025, selling an estimated $26.5M.
  • Jeff Yass's ten largest holdings make up 24% of its $868B portfolio in Q4 2025.
  • Jeff Yass opened 1,864 new positions and closed 1,914 in Q4 2025.
  • Jeff Yass's portfolio value fell 0.79% quarter-over-quarter to $868B.

Based on Susquehanna International Group's 13F filing for Q4 2025, filed 17 Feb 2026.