Jeff Yass Susquehanna International Group
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.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$4.05B |
| 2 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$1.61B |
| 3 |
Tesla
TSLA
|
+$636M |
| 4 |
TSMC
TSM
|
+$604M |
| 5 |
iShares Bitcoin Trust
IBIT
|
+$330M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$1.25B |
| 2 |
Apple
AAPL
|
+$1.13B |
| 3 |
Microsoft
MSFT
|
+$988M |
| 4 |
Meta Platforms (Facebook)
META
|
+$572M |
| 5 |
Berkshire Hathaway Class B
BRK.B
|
+$570M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 1.55% |
| 2 | Consumer Discretionary | 0.95% |
| 3 | Financials | 0.77% |
| 4 | Healthcare | 0.67% |
| 5 | Industrials | 0.49% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
RDNW
11776
CALL
RideNow Group
RDNW
$231M
| $64K | ﹤0.01% |
22,700
-59,600
| -72% | -$245K |
|
|
HUYA
11777
CALL
Huya Inc
HUYA
$498M
| $63.9K | ﹤0.01% |
19,900
-89,800
| -82% | -$324K |
|
11778
Pyxis Oncology
PYXS
$279M
| $63.6K | ﹤0.01% |
64,888
-3,087
| -5% | -$4.12K |
|
11779
Ispire Technology
ISPR
$84.4M
| $63.2K | ﹤0.01% |
+23,159
| New | +$97.7K |
|
11780
CALL
Stem
STEM
$54.5M
| $63K | ﹤0.01% |
8,995
+5,175
| +135% | +$59.9K |
|
11781
Great Elm Group
GEG
$67.4M
| $62.7K | ﹤0.01% |
+33,167
| New | +$61.6K |
|
11782
Five Point Holdings
FPH
$366M
| $62.5K | ﹤0.01% |
+11,711
| New | +$61.7K |
|
|
SLSR
11783
Solaris Resources
SLSR
$1.48B
| $62.3K | ﹤0.01% |
+18,383
| New | +$64.2K |
|
11784
PUT
Opko Health
OPK
$1.13B
| $62.3K | ﹤0.01% |
37,500
-834,200
| -96% | -$1.37M |
|
11785
Optex Systems
OPXS
$71.3M
| $62K | ﹤0.01% |
+10,922
| New | +$67.2K |
|
11786
Tiziana Life Sciences
TLSA
$139M
| $61.9K | ﹤0.01% |
+57,330
| New | +$56K |
|
|
AEF
11787
abrdn Emerging Markets Equity Income Fund
AEF
$388M
| $61.9K | ﹤0.01% |
+12,479
| New | +$65.6K |
|
11788
PUT
Neuronetics
STIM
$229M
| $61.5K | ﹤0.01% |
+16,700
| New | +$61K |
|
11789
CALL
WidePoint Corp
WYY
$94.5M
| $61.3K | ﹤0.01% |
18,400
+5,800
| +46% | +$22K |
|
11790
Castor Maritime
CTRM
$23.9M
| $61.2K | ﹤0.01% |
26,863
+6,899
| +35% | +$18K |
|
|
ORGN
11791
CALL
DELISTED
Origin Materials
ORGN
| $61.1K | ﹤0.01% |
3,087
+1,187
| +62% | +$32.6K |
|
|
SLI
11792
PUT
Standard Lithium
SLI
$644M
| $61.1K | ﹤0.01% |
48,100
-24,600
| -34% | -$35.7K |
|
11793
Stabilis Solutions
SLNG
$108M
| $61K | ﹤0.01% |
+12,567
| New | +$77K |
|
11794
Invivyd
IVVD
$266M
| $60.7K | ﹤0.01% |
100,240
+55,769
| +125% | +$50K |
|
11795
Alto Neuroscience
ANRO
$1.43B
| $60.5K | ﹤0.01% |
28,002
-12,924
| -32% | -$46.3K |
|
|
MGF
11796
Aberdeen Government Markets Income Fund
MGF
$92.6M
| $60.3K | ﹤0.01% |
19,017
-53,095
| -74% | -$164K |
|
11797
CALL
KLX Energy Services
KLXE
$35.5M
| $59.9K | ﹤0.01% |
+17,100
| New | +$81.8K |
|
11798
Prelude Therapeutics
PRLD
$524M
| $59.8K | ﹤0.01% |
77,870
+5,071
| +7% | +$4.73K |
|
11799
PUT
Annexon
ANNX
$946M
| $59.6K | ﹤0.01% |
30,900
-54,100
| -64% | -$180K |
|
11800
PUT
DocGo
DCGO
$39.1M
| $59.4K | ﹤0.01% |
22,500
+9,300
| +70% | +$37.3K |
|
Similar funds
Jeff Yass's Q1 2025 Portfolio in Review
As of Q1 2025, Jeff Yass held 13,842 positions worth $586B, down 12% from $663B the previous quarter. Its ten largest holdings account for 28% of the portfolio.
Jeff Yass withdrew a net $24.4B in Q1 2025, closing 1,482 positions and reducing 4,842 holdings. Its most notable exit was Inari Medical, Inc. Common Stock, an estimated $24M position sold in full.
By sector, the portfolio is most concentrated in Technology at 1.6% of assets, down from 2% a quarter earlier, followed by Consumer Discretionary and Financials.
Against the trend, Jeff Yass opened a new position in Brookfield Asset Management worth $86M.
- Jeff Yass's largest Q1 2025 buy was Brookfield Asset Management: 1,775,684 shares worth $86M.
- Jeff Yass added most to State Street SPDR S&P 500 ETF Trust in Q1 2025, an estimated $4.05B increase.
- Jeff Yass's biggest Q1 2025 reduction was Invesco QQQ Trust, cutting an estimated $1.25B.
- Jeff Yass fully exited Inari Medical, Inc. Common Stock in Q1 2025, selling an estimated $24M.
- Jeff Yass's ten largest holdings make up 28% of its $586B portfolio in Q1 2025.
- Jeff Yass opened 1,775 new positions and closed 1,482 in Q1 2025.
- Jeff Yass's portfolio value fell 12% quarter-over-quarter to $586B.
Based on Susquehanna International Group's 13F filing for Q1 2025, filed 14 May 2025.