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 | |
|---|---|---|---|---|---|---|
476
Newmont
NEM
$130B
| $260M | 0.02% |
2,784,089
+1,704,799
| +158% | +$186M |
|
477
CALL
Semtech
SMTC
$14B
| $259M | 0.02% |
1,602,200
+1,504,900
| +1,547% | +$197M |
|
478
CALL
Medtronic
MDT
$120B
| $259M | 0.02% |
3,310,100
+1,408,400
| +74% | +$114M |
|
479
CALL
Roivant Sciences
ROIV
$29.1B
| $258M | 0.02% |
7,285,400
+7,249,700
| +20,307% | +$214M |
|
480
PUT
ON Semiconductor
ON
$27.9B
| $257M | 0.02% |
2,719,000
+1,298,500
| +91% | +$133M |
|
481
PUT
Travelers Companies
TRV
$79.1B
| $255M | 0.02% |
771,300
+764,600
| +11,412% | +$232M |
|
482
AXT Inc
AXTI
$3.85B
| $254M | 0.02% |
3,527,115
+1,100,883
| +45% | +$99.2M |
|
483
GE Aerospace
GE
$327B
| $252M | 0.02% |
675,305
+487,029
| +259% | +$152M |
|
484
VanEck Semiconductor ETF
SMH
$67.4B
| $252M | 0.02% |
384,578
+292,777
| +319% | +$160M |
|
485
Applied Materials
AMAT
$337B
| $252M | 0.02% |
348,550
-843,728
| -71% | -$389M |
|
486
Natera
NTRA
$49.4B
| $252M | 0.02% |
926,986
+663,309
| +252% | +$141M |
|
487
Lumentum
LITE
$75.4B
| $251M | 0.02% |
292,835
-663,518
| -69% | -$592M |
|
488
Teradyne
TER
$51.8B
| $251M | 0.02% |
518,639
+500,198
| +2,712% | +$189M |
|
489
Caterpillar
CAT
$360B
| $250M | 0.02% |
234,892
+202,253
| +620% | +$178M |
|
490
American Tower
AMT
$81.8B
| $249M | 0.02% |
1,524,990
+1,461,888
| +2,317% | +$263M |
|
491
nVent Electric
NVT
$24.1B
| $249M | 0.02% |
1,470,178
+454,512
| +45% | +$70.9M |
|
492
CALL
Comfort Systems
FIX
$55.9B
| $249M | 0.02% |
125,800
-12,200
| -9% | -$22.1M |
|
493
PUT
American Airlines Group
AAL
$8.61B
| $249M | 0.02% |
13,785,600
-9,760,300
| -41% | -$131M |
|
|
GOOGN
494
Alphabet Inc Depositary Shares Series B Preferred Stock
GOOGN
| $249M | 0.02% |
+4,952,089
| New | +$248M |
|
|
GOOGM
495
Alphabet Inc Depositary Shares Series A Preferred Stock
GOOGM
| $249M | 0.02% |
+4,883,383
| New | +$245M |
|
496
Monolithic Power Systems
MPWR
$56.6B
| $248M | 0.02% |
179,293
+174,210
| +3,427% | +$262M |
|
497
Intuitive Surgical
ISRG
$132B
| $246M | 0.02% |
619,674
+501,131
| +423% | +$219M |
|
498
Agnico Eagle Mines
AEM
$99.9B
| $245M | 0.02% |
1,581,030
+1,233,410
| +355% | +$228M |
|
499
Centene
CNC
$33.7B
| $245M | 0.02% |
3,818,742
-3,104,291
| -45% | -$166M |
|
500
PUT
iShares MSCI USA Momentum Factor ETF
MTUM
$24.1B
| $244M | 0.02% |
711,500
+686,400
| +2,735% | +$205M |
|
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.