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 |
Apple
AAPL
|
+$680M |
| 2 |
Microsoft
MSFT
|
+$506M |
| 3 |
UnitedHealth
UNH
|
+$393M |
| 4 |
Berkshire Hathaway Class B
BRK.B
|
+$381M |
| 5 |
Alphabet (Google) Class C
GOOG
|
+$348M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$5.24B |
| 2 |
Tesla
TSLA
|
+$450M |
| 3 |
iShares Russell 2000 ETF
IWM
|
+$444M |
| 4 |
TSMC
TSM
|
+$432M |
| 5 |
Invesco QQQ Trust
QQQ
|
+$371M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 1.79% |
| 2 | Consumer Discretionary | 0.82% |
| 3 | Financials | 0.79% |
| 4 | Healthcare | 0.66% |
| 5 | Industrials | 0.51% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
11751
Hydrofarm Holdings
HYFM
$4.22M
| $108K | ﹤0.01% |
28,872
+18,129
| +169% | +$56.8K |
|
11752
PUT
Tronox
TROX
$874M
| $107K | ﹤0.01% |
21,200
-42,200
| -67% | -$230K |
|
11753
Metagenomi Therapeutics
MGX
$46.1M
| $107K | ﹤0.01% |
72,587
+39,337
| +118% | +$61.6K |
|
11754
PUT
Cemex
CX
$15.8B
| $107K | ﹤0.01% |
15,500
-8,300
| -35% | -$52.6K |
|
11755
CALL
Mama's Creations
MAMA
$779M
| $107K | ﹤0.01% |
12,900
-58,300
| -82% | -$420K |
|
11756
Nautilus Biotechnolgy
NAUT
$119M
| $107K | ﹤0.01% |
147,497
+80,204
| +119% | +$60.3K |
|
|
MLGO
11757
MicroAlgo
MLGO
$45M
| $107K | ﹤0.01% |
+6,999
| New | +$1.14M |
|
11758
PUT
RLX Technology
RLX
$2.19B
| $107K | ﹤0.01% |
48,300
+8,200
| +20% | +$16K |
|
|
SVA
11759
DELISTED
Sinovac Biotech, Ltd
SVA
| $106K | ﹤0.01% |
+16,430
| New | +$106K |
|
11760
Virgin Galactic
SPCE
$438M
| $106K | ﹤0.01% |
38,850
-12,187
| -24% | -$37.3K |
|
|
ORIO
11761
CALL
Orion Digital Corp
ORIO
$19.5M
| $106K | ﹤0.01% |
84,100
+53,000
| +170% | +$60.1K |
|
11762
AmeriServ Financial
ASRV
$86.3M
| $106K | ﹤0.01% |
34,854
-14,278
| -29% | -$36.8K |
|
|
SVM
11763
CALL
Silvercorp Metals
SVM
$2.89B
| $106K | ﹤0.01% |
25,100
-11,700
| -32% | -$45.3K |
|
11764
Gotham Short Strategies ETF
SHRT
$13.1M
| $106K | ﹤0.01% |
+13,208
| New | +$106K |
|
|
GLO
11765
Clough Global Opportunities Fund
GLO
$246M
| $106K | ﹤0.01% |
19,462
+4,126
| +27% | +$20.8K |
|
11766
Quest Resource Holding
QRHC
$30.8M
| $106K | ﹤0.01% |
52,234
+20,946
| +67% | +$48.1K |
|
11767
CALL
Entrada Therapeutics
TRDA
$273M
| $106K | ﹤0.01% |
+15,700
| New | +$126K |
|
11768
RF Industries
RFIL
$115M
| $105K | ﹤0.01% |
+16,286
| New | +$69.5K |
|
|
TSI
11769
TCW Strategic Income Fund
TSI
$280M
| $105K | ﹤0.01% |
+21,588
| New | +$106K |
|
11770
Cue Biopharma
CUE
$210M
| $105K | ﹤0.01% |
+5,141
| New | +$110K |
|
11771
Immix Biopharma
IMMX
$1B
| $105K | ﹤0.01% |
50,826
-4,436
| -8% | -$8.93K |
|
|
VXRT
11772
DELISTED
Vaxart
VXRT
| $105K | ﹤0.01% |
232,574
+111,872
| +93% | +$48.7K |
|
11773
OPAL Fuels
OPAL
$66.2M
| $105K | ﹤0.01% |
43,325
+31,597
| +269% | +$73.4K |
|
11774
PUT
Inter&Co
INTR
$2.44B
| $105K | ﹤0.01% |
14,100
-14,800
| -51% | -$98.3K |
|
11775
CALL
Cardiff Oncology
CRDF
$76.6M
| $105K | ﹤0.01% |
+33,200
| New | +$101K |
|
Similar funds
Jeff Yass's Q2 2025 Portfolio in Review
As of Q2 2025, Jeff Yass held 14,080 positions worth $720B, up 23% from $586B the previous quarter. Its ten largest holdings account for 26% of the portfolio.
Jeff Yass deployed $32.3B of net new capital in Q2 2025, opening 1,720 new positions and adding to 5,716 existing holdings. Its largest new stake was iShares Core MSCI Total International Stock ETF: 1,549,778 shares worth $120M.
By sector, the portfolio is most concentrated in Technology at 1.8% of assets, up from 1.6% a quarter earlier, followed by Consumer Discretionary and Financials.
On the sell side, the largest reduction was State Street SPDR S&P 500 ETF Trust, an estimated $5.24B trimmed.
- Jeff Yass's largest Q2 2025 buy was iShares Core MSCI Total International Stock ETF: 1,549,778 shares worth $120M.
- Jeff Yass added most to Apple in Q2 2025, an estimated $680M increase.
- Jeff Yass's biggest Q2 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $5.24B.
- Jeff Yass fully exited Vanguard Intermediate-Term Bond ETF in Q2 2025, selling an estimated $61.8M.
- Jeff Yass's ten largest holdings make up 26% of its $720B portfolio in Q2 2025.
- Jeff Yass opened 1,720 new positions and closed 1,538 in Q2 2025.
- Jeff Yass's portfolio value rose 23% quarter-over-quarter to $720B.
Based on Susquehanna International Group's 13F filing for Q2 2025, filed 14 Aug 2025.