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
|
+$2.87B |
| 2 |
NVIDIA
NVDA
|
+$2.46B |
| 3 |
Microsoft
MSFT
|
+$1.32B |
| 4 |
Amazon
AMZN
|
+$1.13B |
| 5 |
Alphabet (Google) Class C
GOOG
|
+$1.12B |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$1.78B |
| 2 |
SNDK
Sandisk
SNDK
|
+$949M |
| 3 |
Advanced Micro Devices
AMD
|
+$926M |
| 4 |
Micron Technology
MU
|
+$585M |
| 5 |
Vanguard Total International Stock ETF
VXUS
|
+$509M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 2.93% |
| 2 | Communication Services | 0.62% |
| 3 | Consumer Discretionary | 0.62% |
| 4 | Industrials | 0.48% |
| 5 | Healthcare | 0.47% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
CDTG
12976
CDT Environmental Technology Investment Holdings
CDTG
$3.56M
| $28.4K | ﹤0.01% |
+15,050
| New | +$97.4K |
|
12977
TTEC Holdings
TTEC
$67.5M
| $28.2K | ﹤0.01% |
14,550
-68,128
| -82% | -$176K |
|
12978
PUT
Microvision
MVIS
$50.8M
| $28.2K | ﹤0.01% |
5,693
+3,273
| +135% | +$27K |
|
|
RC
12979
CALL
Ready Capital
RC
$311M
| $28.2K | ﹤0.01% |
+16,100
| New | +$28.3K |
|
12980
Aprea Therapeutics
APRE
$8.06M
| $28K | ﹤0.01% |
34,939
+21,921
| +168% | +$18.3K |
|
|
IBG
12981
Innovation Beverage Group
IBG
$1.82M
| $27.9K | ﹤0.01% |
+25,363
| New | +$26.7K |
|
12982
CALL
Prospect Capital
PSEC
$1.17B
| $27.7K | ﹤0.01% |
+12,000
| New | +$29.6K |
|
|
RECT
12983
Rectitude Holdings
RECT
$19.7M
| $27.5K | ﹤0.01% |
+22,175
| New | +$29.4K |
|
|
CRDL
12984
CALL
Cardiol Therapeutics
CRDL
$217M
| $27.3K | ﹤0.01% |
+25,800
| New | +$32.7K |
|
12985
PUT
Lineage Cell Therapeutics
LCTX
$273M
| $27.2K | ﹤0.01% |
20,800
-1,000
| -5% | -$1.38K |
|
12986
BTC Digital
BTCT
$19.4M
| $26.7K | ﹤0.01% |
+32,383
| New | +$38.3K |
|
12987
CALL
Hyperfine
HYPR
$95.7M
| $26.5K | ﹤0.01% |
+19,600
| New | +$28.3K |
|
12988
Castor Maritime
CTRM
$23.9M
| $26.2K | ﹤0.01% |
+12,558
| New | +$25K |
|
12989
CALL
OPAL Fuels
OPAL
$64.4M
| $26.2K | ﹤0.01% |
11,900
-22,400
| -65% | -$49.2K |
|
|
RKTO
12990
Rocket One Inc
RKTO
$18.6M
| $26K | ﹤0.01% |
+25,966
| New | +$23.9K |
|
|
STKE
12991
Sol Strategies Inc
STKE
$52.5M
| $25.9K | ﹤0.01% |
+22,177
| New | +$30.1K |
|
12992
Bridgeline Digital
BLIN
$12.5M
| $25.9K | ﹤0.01% |
22,350
-699
| -3% | -$695 |
|
12993
Maris-Tech
MTEK
$12.5M
| $25.9K | ﹤0.01% |
+26,404
| New | +$33.6K |
|
|
CABR
12994
Caring Brands
CABR
$13.4M
| $25.8K | ﹤0.01% |
+20,771
| New | +$23.3K |
|
|
OSTX
12995
OS Therapies Inc
OSTX
$73.3M
| $25.7K | ﹤0.01% |
13,532
-435,205
| -97% | -$730K |
|
12996
CALL
Sypris Solutions
SYPR
$39.8M
| $25.5K | ﹤0.01% |
10,500
-600
| -5% | -$1.86K |
|
12997
PUT
Chegg
CHGG
$90.8M
| $25.5K | ﹤0.01% |
25,200
-10,800
| -30% | -$11.8K |
|
|
SOS
12998
SOS Limited
SOS
$17.9M
| $25.1K | ﹤0.01% |
25,128
| – | – |
|
12999
Martin Midstream Partners
MMLP
$88.8M
| $25K | ﹤0.01% |
10,810
-83,713
| -89% | -$214K |
|
13000
PUT
Alector
ALEC
$264M
| $24.9K | ﹤0.01% |
+12,400
| New | +$26.6K |
|
Similar funds
Jeff Yass's Q2 2026 Portfolio in Review
As of Q2 2026, Jeff Yass held 15,023 positions worth $1.28T, up 44% from $893B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Jeff Yass deployed $142B of net new capital in Q2 2026, opening 1,956 new positions and adding to 5,793 existing holdings. Its largest new stake was Vanguard Total International Bond ETF: 5,720,864 shares worth $277M.
By sector, the portfolio is most concentrated in Technology at 2.9% of assets, up from 2% a quarter earlier, followed by Communication Services and Consumer Discretionary.
On the sell side, the largest reduction was Invesco QQQ Trust, an estimated $1.78B trimmed.
- Jeff Yass's largest Q2 2026 buy was Vanguard Total International Bond ETF: 5,720,864 shares worth $277M.
- Jeff Yass added most to State Street SPDR S&P 500 ETF Trust in Q2 2026, an estimated $2.87B increase.
- Jeff Yass's biggest Q2 2026 reduction was Invesco QQQ Trust, cutting an estimated $1.78B.
- Jeff Yass fully exited iShares MSCI Emerging Markets ex China ETF in Q2 2026, selling an estimated $142M.
- Jeff Yass's ten largest holdings make up 27% of its $1.28T portfolio in Q2 2026.
- Jeff Yass opened 1,956 new positions and closed 1,748 in Q2 2026.
- Jeff Yass's portfolio value rose 44% quarter-over-quarter to $1.28T.
Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.