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Susquehanna International Group

Susquehanna International Group Portfolio holdings

AUM $893B
1-Year Est. Return 36.07%
 

Susquehanna International Group (SIG), founded in 1987 by Jeff Yass and a group of friends, is a privately held global quantitative trading and technology firm headquartered in Bala Cynwyd, Pennsylvania. Specializing in trading equities, fixed income, commodities, derivatives, and ETFs, SIG has grown into a major market maker, handling around 600 equity options and 45 index options across exchanges like the CBOE, while employing over 3,000 people worldwide. The firm leverages a data-driven, probabilistic approach—rooted in the founders’ poker-playing days—to provide liquidity and competitive pricing in financial markets, with additional ventures in private equity, venture capital (notably an early investment in ByteDance, TikTok’s parent company), and sports betting analytics. Known for its innovative culture and use of game theory, SIG operates offices across North America, Europe, Asia, and Australia, maintaining a low-profile yet influential presence in global finance.

This Fund
S&P 500
This Quarter Est. Return
+2.72%
1 Year Est. Return
+36.07%
3 Year Est. Return
+111.4%
5 Year Est. Return
+100.96%
10 Year Est. Return
+391.58%
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
MGTX icon
13101
CALL
MeiraGTx Holdings
MGTX
$1.21B
-46,600
Closed -$384K
MGTX icon
13102
PUT
MeiraGTx Holdings
MGTX
$1.21B
-45,000
Closed -$370K
MIR icon
13103
Mirion Technologies
MIR
$3.8B
-388,894
Closed -$9.7M
MIRM icon
13104
PUT
Mirum Pharmaceuticals
MIRM
$5.99B
-6,000
Closed -$440K
MITK icon
13105
CALL
Mitek Systems
MITK
$836M
-40,800
Closed -$399K
MJ icon
13106
Amplify Alternative Harvest ETF
MJ
$109M
-10,546
Closed -$335K
MKTW icon
13107
MarketWise
MKTW
$52.8M
-11,571
Closed -$191K
MLAB icon
13108
Mesa Laboratories
MLAB
$622M
-4,193
Closed -$281K
MLGO
13109
PUT
MicroAlgo
MLGO
$45.4M
-13,200
Closed -$121K
MLI icon
13110
Mueller Industries
MLI
$15.1B
-35,606
Closed -$1.91M
MLKN icon
13111
MillerKnoll
MLKN
$1.62B
-45,121
Closed -$736K
MLNK
13112
CALL
DELISTED
MeridianLink
MLNK
-53,200
Closed -$1.06M
MLNK
13113
PUT
DELISTED
MeridianLink
MLNK
-16,700
Closed -$333K
MLPB icon
13114
ETRACS Alerian MLP Infrastructure Index ETN Series B due Apr 2 2040
MLPB
$252M
-21,132
Closed -$528K
MMIN icon
13115
IQ MacKay Municipal Insured ETF
MMIN
$478M
-29,659
Closed -$706K
MMU
13116
Western Asset Managed Municipals Fund
MMU
$552M
-10,729
Closed -$111K
MNA icon
13117
IQ ARB Merger Arbitrage ETF
MNA
$253M
-5,915
Closed -$212K
MNDO icon
13118
Mind CTI
MNDO
$20.4M
-19,320
Closed -$21.4K
MNPR icon
13119
Monopar Therapeutics
MNPR
$767M
-4,328
Closed -$353K
MNRO icon
13120
CALL
Monro
MNRO
$365M
-43,900
Closed -$789K
MOAT icon
13121
CALL
VanEck Morningstar Wide Moat ETF
MOAT
$12.4B
-4,700
Closed -$466K
MOBX icon
13122
Mobix Labs
MOBX
$23.7M
-1,597
Closed -$12.9K
MOFG
13123
DELISTED
MidWestOne Financial Group
MOFG
-10,828
Closed -$395K
MOG.A icon
13124
PUT
Moog Inc Class A
MOG.A
$13.2B
-2,200
Closed -$457K
MORT icon
13125
PUT
VanEck Mortgage REIT Income ETF
MORT
$374M
-16,900
Closed -$182K

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Susquehanna International Group's Q4 2025 Portfolio in Review

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

Susquehanna International Group'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.

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