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 |
Invesco QQQ Trust
QQQ
|
+$2.65B |
| 2 |
TSMC
TSM
|
+$1.25B |
| 3 |
Microsoft
MSFT
|
+$1.1B |
| 4 |
Micron Technology
MU
|
+$957M |
| 5 |
UnitedHealth
UNH
|
+$774M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
JPMorgan International Research Enhanced Equity ETF
JIRE
|
+$785M |
| 2 |
Broadcom
AVGO
|
+$635M |
| 3 |
Netflix
NFLX
|
+$580M |
| 4 |
Alphabet (Google) Class A
GOOGL
|
+$372M |
| 5 |
KraneShares CSI China Internet ETF
KWEB
|
+$267M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 2.02% |
| 2 | Consumer Discretionary | 0.76% |
| 3 | Healthcare | 0.56% |
| 4 | Financials | 0.54% |
| 5 | Communication Services | 0.5% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
426
PUT
Astera Labs
ALAB
$49.4B
| $262M | 0.03% |
2,391,800
-386,200
| -14% | -$55M |
|
427
CALL
Valero Energy
VLO
$100B
| $261M | 0.03% |
1,055,000
+170,600
| +19% | +$35.2M |
|
428
CALL
Pan American Silver
PAAS
$22B
| $260M | 0.03% |
4,760,800
+1,189,600
| +33% | +$68.6M |
|
429
Marvell Technology
MRVL
$213B
| $260M | 0.03% |
2,625,456
+190,953
| +8% | +$16M |
|
430
CALL
Regeneron Pharmaceuticals
REGN
$85.9B
| $259M | 0.03% |
335,700
-303,900
| -48% | -$233M |
|
431
CALL
Petrobras
PBR
$123B
| $258M | 0.03% |
12,445,800
+3,579,600
| +40% | +$57.3M |
|
432
PUT
United Rentals
URI
$68.4B
| $257M | 0.03% |
352,300
-28,300
| -7% | -$23.8M |
|
433
CALL
Marathon Petroleum
MPC
$101B
| $255M | 0.03% |
1,043,700
+341,800
| +49% | +$69M |
|
434
PUT
Rocket Lab Corp
RKLB
$46.4B
| $253M | 0.03% |
3,943,300
-966,700
| -20% | -$72.9M |
|
435
CALL
Airbnb
ABNB
$110B
| $253M | 0.03% |
2,001,400
-442,400
| -18% | -$57.5M |
|
|
OKLO
436
CALL
Oklo
OKLO
$7.83B
| $253M | 0.03% |
5,095,800
+603,400
| +13% | +$43.4M |
|
437
Mercado Libre
MELI
$97.5B
| $252M | 0.03% |
145,559
+79,557
| +121% | +$153M |
|
438
PUT
Vertex Pharmaceuticals
VRTX
$139B
| $251M | 0.03% |
561,100
+76,300
| +16% | +$35.6M |
|
439
CALL
iShares US Real Estate ETF
IYR
$4.62B
| $247M | 0.03% |
2,609,300
+1,014,400
| +64% | +$98.5M |
|
440
PUT
AstraZeneca
AZN
$257B
| $246M | 0.03% |
1,247,200
+658,700
| +112% | +$127M |
|
441
CALL
State Street Utilities Select Sector SPDR ETF
XLU
$22B
| $246M | 0.03% |
5,356,000
+2,929,200
| +121% | +$131M |
|
442
Amplify Junior Silver Miners ETF
SILJ
$4.22B
| $246M | 0.03% |
8,269,466
-2,298,220
| -22% | -$76.2M |
|
443
CALL
Philip Morris
PM
$293B
| $246M | 0.03% |
1,485,100
+376,400
| +34% | +$65.4M |
|
444
Vanguard S&P 500 ETF
VOO
$1.02T
| $245M | 0.03% |
410,127
+405,592
| +8,944% | +$254M |
|
445
ServiceNow
NOW
$133B
| $244M | 0.03% |
2,337,142
+1,870,419
| +401% | +$220M |
|
446
Lumentum
LITE
$77.7B
| $244M | 0.03% |
346,604
+13,040
| +4% | +$7.16M |
|
447
CALL
Energy Transfer Partners
ET
$73B
| $242M | 0.03% |
12,543,400
+6,660,000
| +113% | +$122M |
|
448
PUT
Capital One
COF
$134B
| $242M | 0.03% |
1,326,700
-464,200
| -26% | -$97.1M |
|
|
AXON
449
CALL
Axon Enterprise
AXON
$51B
| $241M | 0.03% |
567,800
+140,900
| +33% | +$73.2M |
|
450
Cisco
CSCO
$438B
| $241M | 0.03% |
3,107,392
+1,229,508
| +65% | +$96.2M |
|
Similar funds
Jeff Yass's Q1 2026 Portfolio in Review
As of Q1 2026, Jeff Yass held 14,567 positions worth $893B, up 2.9% from $868B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Jeff Yass deployed $70.6B of net new capital in Q1 2026, opening 2,388 new positions and adding to 5,757 existing holdings. Its largest new stake was Sunbelt Rentals Holdings: 830,625 shares worth $54.1M.
By sector, the portfolio is most concentrated in Technology at 2% of assets, up from 1.7% a quarter earlier, followed by Consumer Discretionary and Healthcare.
On the sell side, the largest reduction was JPMorgan International Research Enhanced Equity ETF, an estimated $785M trimmed.
- Jeff Yass's largest Q1 2026 buy was Sunbelt Rentals Holdings: 830,625 shares worth $54.1M.
- Jeff Yass added most to Invesco QQQ Trust in Q1 2026, an estimated $2.65B increase.
- Jeff Yass's biggest Q1 2026 reduction was JPMorgan International Research Enhanced Equity ETF, cutting an estimated $785M.
- Jeff Yass fully exited Schwab International Equity ETF in Q1 2026, selling an estimated $147M.
- Jeff Yass's ten largest holdings make up 27% of its $893B portfolio in Q1 2026.
- Jeff Yass opened 2,388 new positions and closed 1,500 in Q1 2026.
- Jeff Yass's portfolio value rose 2.9% quarter-over-quarter to $893B.
Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.