Jane Street Portfolio holdings
Jane Street Group, founded in 2000 by Tim Reynolds, Rob Granieri, Marc Gerstein, and Michael Jenkins, is a New York City-based quantitative trading firm renowned for its technological prowess and collaborative problem-solving culture. Specializing in liquidity provision and market-making, it trades a vast array of financial products—including equities, bonds, options, and ETFs—across over 200 venues in 45 countries, handling trillions in securities annually. The firm, which employs over 2,600 people across offices in New York, London, Hong Kong, Amsterdam, Chicago, and Singapore, leverages advanced algorithms and a nearly 70-million-line OCaml codebase to dominate markets, notably ETFs, where it plays a critical role as an authorized participant. With net trading revenues exceeding $10 billion annually in recent years, including a record $10.6 billion in 2023, Jane Street has emerged as a secretive yet powerful force in global finance, outpacing traditional Wall Street giants like Goldman Sachs in trading profitability.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$17.4B |
| 2 |
Amazon
AMZN
|
+$2.49B |
| 3 |
NVIDIA
NVDA
|
+$2.18B |
| 4 |
Microsoft
MSFT
|
+$1.75B |
| 5 |
Meta Platforms (Facebook)
META
|
+$1.21B |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Marvell Technology
MRVL
|
+$1.75B |
| 2 |
Broadcom
AVGO
|
+$1.56B |
| 3 |
Dell
DELL
|
+$1.09B |
| 4 |
SNDK
Sandisk
SNDK
|
+$899M |
| 5 |
T-Mobile US
TMUS
|
+$827M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 91.39% |
| 2 | Technology | 3.64% |
| 3 | Industrials | 1.09% |
| 4 | Consumer Discretionary | 0.89% |
| 5 | Financials | 0.84% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
401
CALL
Eaton
ETN
$153B
| $327M | 0.03% |
767,400
-884,900
| -54% | -$357M |
|
|
WCC
402
WESCO International
WCC
$16.4B
| $327M | 0.03% |
946,593
+933,486
| +7,122% | +$317M |
|
403
CALL
Super Micro Computer
SMCI
$24.1B
| $326M | 0.03% |
11,102,000
-7,189,600
| -39% | -$229M |
|
404
PUT
Chipotle Mexican Grill
CMG
$46.9B
| $323M | 0.03% |
9,507,500
+3,475,000
| +58% | +$114M |
|
405
CALL
Mercado Libre
MELI
$96.3B
| $323M | 0.03% |
190,300
+41,000
| +27% | +$70M |
|
406
CALL
MongoDB
MDB
$30.8B
| $323M | 0.03% |
961,600
+282,200
| +42% | +$84.6M |
|
407
PUT
State Street Materials Select Sector SPDR ETF
XLB
$8.35B
| $321M | 0.03% |
6,309,900
+5,237,200
| +488% | +$269M |
|
408
AST SpaceMobile
ASTS
$18B
| $318M | 0.03% |
3,584,274
+3,559,370
| +14,292% | +$310M |
|
|
409
PUT
Mercado Libre
MELI
$96.3B
| $317M | 0.03% |
186,800
-600
| -0.3% | -$1.02M |
|
410
PUT
RTX Corp
RTX
$263B
| $316M | 0.03% |
1,664,600
+1,347,200
| +424% | +$247M |
|
|
411
PUT
Super Micro Computer
SMCI
$24.1B
| $315M | 0.03% |
10,736,600
-2,860,100
| -21% | -$91.1M |
|
412
CALL
Microchip Technology
MCHP
$38.8B
| $315M | 0.03% |
3,450,500
+457,300
| +15% | +$40.8M |
|
413
PUT
SLB Ltd
SLB
$79.1B
| $315M | 0.03% |
6,768,600
+982,800
| +17% | +$52.7M |
|
414
PUT
TeraWulf
WULF
$7.72B
| $313M | 0.03% |
12,665,200
+1,365,800
| +12% | +$31.4M |
|
415
CALL
PNC Financial Services
PNC
$96.8B
| $310M | 0.03% |
1,260,800
+1,002,600
| +388% | +$225M |
|
416
PUT
Blackrock
BLK
$165B
| $310M | 0.03% |
322,800
+42,500
| +15% | +$44M |
|
417
CALL
Texas Instruments
TXN
$241B
| $309M | 0.03% |
1,037,900
-590,000
| -36% | -$164M |
|
418
SiTime
SITM
$16.8B
| $307M | 0.03% |
412,170
+235,361
| +133% | +$148M |
|
|
419
Microchip Technology
MCHP
$38.8B
| $305M | 0.03% |
3,346,409
+2,960,394
| +767% | +$264M |
|
420
PUT
Chevron
CVX
$416B
| $304M | 0.03% |
1,836,032
-4,900
| -0.3% | -$912K |
|
421
Advanced Energy
AEIS
$10.2B
| $304M | 0.03% |
815,680
+701,257
| +613% | +$245M |
|
422
PUT
Baidu
BIDU
$31.4B
| $303M | 0.03% |
2,653,400
+698,100
| +36% | +$86.5M |
|
423
PUT
Pfizer
PFE
$158B
| $302M | 0.03% |
12,537,200
-4,353,700
| -26% | -$114M |
|
|
424
Broadcom
AVGO
$1.65T
| $302M | 0.03% |
798,169
-3,878,637
| -83% | -$1.56B |
|
425
PUT
iShares MSCI Canada ETF
EWC
$6.85B
| $299M | 0.02% |
5,193,800
+4,304,700
| +484% | +$249M |
|
Similar funds
Jane Street's Q2 2026 Portfolio in Review
As of Q2 2026, Jane Street held 13,869 positions worth $1.21T, up 55% from $777B the previous quarter. Its ten largest holdings account for 32% of the portfolio.
Jane Street deployed $44.4B of net new capital in Q2 2026, opening 2,565 new positions and adding to 4,995 existing holdings. Its largest new stake was Super Micro Computer Depositary Shares 7% Series A Preferred Stock: 10,590,097 shares worth $550M.
By sector, the portfolio is most concentrated in Miscellaneous at 91% of assets, down from 92% a quarter earlier, followed by Technology and Industrials.
On the sell side, the largest reduction was Marvell Technology, an estimated $1.75B trimmed.
- Jane Street's largest Q2 2026 buy was Super Micro Computer Depositary Shares 7% Series A Preferred Stock: 10,590,097 shares worth $550M.
- Jane Street added most to State Street SPDR S&P 500 ETF Trust in Q2 2026, an estimated $17.4B increase.
- Jane Street's biggest Q2 2026 reduction was Marvell Technology, cutting an estimated $1.75B.
- Jane Street fully exited iShares Core US Aggregate Bond ETF in Q2 2026, selling an estimated $239M.
- Jane Street's ten largest holdings make up 32% of its $1.21T portfolio in Q2 2026.
- Jane Street opened 2,565 new positions and closed 2,484 in Q2 2026.
- Jane Street's portfolio value rose 55% quarter-over-quarter to $1.21T.
Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.