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 | |
|---|---|---|---|---|---|---|
10751
Data I/O
DAIO
$28.7M
| $69.8K | ﹤0.01% |
+17,727
| New | +$55.6K |
|
10752
Zentalis Pharmaceuticals
ZNTL
$296M
| $69.8K | ﹤0.01% |
14,395
-475,944
| -97% | -$1.9M |
|
|
BHR
10753
PUT
Braemar Hotels & Resorts
BHR
$128M
| $69.8K | ﹤0.01% |
+32,300
| New | +$77.4K |
|
|
SLBT
10754
SL Science Holding Ltd
SLBT
$1.07B
| $69.6K | ﹤0.01% |
+14,540
| New | +$69.7K |
|
10755
CALL
Toro Corp
TORO
$222M
| $69.6K | ﹤0.01% |
14,300
-6,400
| -31% | -$33.1K |
|
|
SANG
10756
Sangoma Technologies
SANG
$115M
| $69.6K | ﹤0.01% |
+18,613
| New | +$72K |
|
10757
BioVie
BIVI
$14.9M
| $69.6K | ﹤0.01% |
35,860
+13,069
| +57% | +$20.5K |
|
|
XRXDW
10758
Xerox Holdings Corp Warrants
XRXDW
$25.5M
| $69.5K | ﹤0.01% |
252,730
+148,928
| +143% | +$40.5K |
|
10759
CALL
CVRx
CVRX
$79.9M
| $69.4K | ﹤0.01% |
13,500
+2,400
| +22% | +$15.5K |
|
|
UCAR
10760
U Power Ltd
UCAR
$6.66M
| $69.2K | ﹤0.01% |
2,837
-615
| -18% | -$17.2K |
|
|
TURB
10761
Turbo Energy
TURB
$11.7M
| $69.1K | ﹤0.01% |
+44,033
| New | +$74.2K |
|
10762
Vuzix
VUZI
$214M
| $68.6K | ﹤0.01% |
+23,656
| New | +$74.5K |
|
10763
Sypris Solutions
SYPR
$40.1M
| $68.3K | ﹤0.01% |
28,124
+10,225
| +57% | +$31.7K |
|
10764
CALL
Gogo Inc
GOGO
$348M
| $68.2K | ﹤0.01% |
22,000
-65,500
| -75% | -$267K |
|
|
CRMG
10765
PUT
Leverage Shares 2X Long CRM Daily ETF
CRMG
$59.6M
| $68.1K | ﹤0.01% |
+16,700
| New | +$90.3K |
|
|
WETO
10766
Wetour Robotics
WETO
$2.17M
| $67.6K | ﹤0.01% |
775
+612
| +375% | +$44.8K |
|
10767
CALL
Safe Bulkers
SB
$877M
| $67.5K | ﹤0.01% |
10,700
-15,100
| -59% | -$101K |
|
|
AIV
10768
PUT
Aimco
AIV
$333M
| $67.4K | ﹤0.01% |
+22,700
| New | +$87K |
|
10769
Kopin
KOPN
$807M
| $67.1K | ﹤0.01% |
14,974
-371,978
| -96% | -$1.62M |
|
10770
PUT
Ironwood Pharmaceuticals
IRWD
$671M
| $66.9K | ﹤0.01% |
15,900
-8,900
| -36% | -$34.3K |
|
10771
InMed Pharmaceuticals
INM
$7.03M
| $66.8K | ﹤0.01% |
+43,078
| New | +$47.6K |
|
10772
CALL
Caribou Biosciences
CRBU
$136M
| $66.7K | ﹤0.01% |
37,900
-48,600
| -56% | -$96.1K |
|
10773
Gerdau
GGB
$9.93B
| $66.4K | ﹤0.01% |
16,429
-7,919,827
| -100% | -$35.2M |
|
10774
Orchestra BioMed
OBIO
$363M
| $66.3K | ﹤0.01% |
15,360
-40,320
| -72% | -$165K |
|
|
FRMM
10775
PUT
Forum Markets
FRMM
$59.8M
| $66.2K | ﹤0.01% |
12,200
-340,700
| -97% | -$1.49M |
|
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.