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 | |
|---|---|---|---|---|---|---|
11976
Tenon Medical
TNON
$3.75M
| $34.4K | ﹤0.01% |
+466
| New | +$26.2K |
|
11977
CPS Technologies
CPSH
$77.9M
| $34.4K | ﹤0.01% |
+21,617
| New | +$36.8K |
|
11978
CALL
Vivid Seats
SEAT
$81.9M
| $34.3K | ﹤0.01% |
580
-61,665
| -99% | -$4.96M |
|
11979
MarketWise
MKTW
$51.6M
| $33.7K | ﹤0.01% |
3,414
+651
| +24% | +$7.79K |
|
|
MURA
11980
CALL
DELISTED
Mural Oncology
MURA
| $33.5K | ﹤0.01% |
+26,600
| New | +$97K |
|
|
DMRA
11981
Damora Therapeutics
DMRA
$1.89B
| $33.2K | ﹤0.01% |
+10,722
| New | +$50.5K |
|
11982
PUT
Fortress Biotech
FBIO
$94.4M
| $33.2K | ﹤0.01% |
+21,300
| New | +$37.5K |
|
11983
Greenland Technologies Holding
GTEC
$23.9M
| $33.2K | ﹤0.01% |
18,981
-15,597
| -45% | -$29.3K |
|
11984
DNA X Inc
SONM
$4.86M
| $33.1K | ﹤0.01% |
+860
| New | +$41K |
|
11985
PUT
Clean Energy Fuels
CLNE
$346M
| $33K | ﹤0.01% |
21,300
-45,200
| -68% | -$115K |
|
11986
CALL
Fuel Tech
FTEK
$43.1M
| $32.7K | ﹤0.01% |
31,100
-10,000
| -24% | -$9.93K |
|
11987
PUT
Westwater Resources
WWR
$77M
| $32.2K | ﹤0.01% |
58,600
+19,800
| +51% | +$15.4K |
|
11988
NeoVolta
NEOV
$200M
| $32.1K | ﹤0.01% |
14,800
-14
| -0.1% | -$47 |
|
11989
PUT
Odyssey Marine Exploration
OMEX
$54.6M
| $31.9K | ﹤0.01% |
79,700
-32,000
| -29% | -$16.3K |
|
|
UHG
11990
DELISTED
United Homes Group
UHG
| $31.9K | ﹤0.01% |
+11,385
| New | +$44.1K |
|
11991
FibroBiologics
FBLG
$9.32M
| $31.7K | ﹤0.01% |
1,760
+1,113
| +172% | +$31.8K |
|
|
NINE
11992
CALL
DELISTED
Nine Energy Service
NINE
| $31.5K | ﹤0.01% |
27,900
+11,300
| +68% | +$13.9K |
|
|
AKYA
11993
CALL
DELISTED
Akoya BioSciences
AKYA
| $31.3K | ﹤0.01% |
22,500
| – | – |
|
11994
Huadi International Group
HUDI
$12.6M
| $31.3K | ﹤0.01% |
19,907
+4,190
| +27% | +$6.76K |
|
|
OLPX
11995
CALL
DELISTED
Olaplex Holdings
OLPX
| $31.2K | ﹤0.01% |
24,600
-11,100
| -31% | -$16.4K |
|
11996
Workhorse Group
WKHS
$34.3M
| $31.1K | ﹤0.01% |
1,410
-4,525
| -76% | -$319K |
|
|
SY
11997
So-Young International
SY
$243M
| $31.1K | ﹤0.01% |
+35,178
| New | +$32.3K |
|
|
SOHO
11998
DELISTED
Sotherly Hotels
SOHO
| $31.1K | ﹤0.01% |
44,371
-15,180
| -25% | -$12.5K |
|
11999
PUT
Black Diamond Therapeutics
BDTX
$129M
| $31K | ﹤0.01% |
20,000
-6,900
| -26% | -$14.5K |
|
12000
Presidio Property Trust
SQFT
$2.12M
| $30.8K | ﹤0.01% |
5,365
-686
| -11% | -$4.5K |
|
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.