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 | |
|---|---|---|---|---|---|---|
1726
CALL
argenx
ARGX
$61.8B
| $32.8M | ﹤0.01% |
35,400
+27,500
| +348% | +$22.7M |
|
1727
PUT
Revolution Medicines
RVMD
$42.4B
| $32.8M | ﹤0.01% |
175,300
-22,600
| -11% | -$3.3M |
|
1728
iRhythm Holdings
IRTC
$3.73B
| $32.7M | ﹤0.01% |
275,262
+162,398
| +144% | +$18.9M |
|
|
EMA
1729
Emera Inc
EMA
$15B
| $32.7M | ﹤0.01% |
617,218
+594,066
| +2,566% | +$31.1M |
|
1730
State Street Health Care Select Sector SPDR ETF
XLV
$43.8B
| $32.7M | ﹤0.01% |
205,926
+4,796
| +2% | +$713K |
|
1731
PUT
BHP
BHP
$216B
| $32.7M | ﹤0.01% |
392,100
-4,200
| -1% | -$349K |
|
1732
PUT
Tapestry
TPR
$24B
| $32.6M | ﹤0.01% |
222,500
+143,400
| +181% | +$20.5M |
|
1733
CALL
Samsara
IOT
$24.1B
| $32.5M | ﹤0.01% |
1,001,700
+590,800
| +144% | +$18.3M |
|
1734
PUT
Coupang
CPNG
$26.7B
| $32.4M | ﹤0.01% |
1,864,900
+1,112,400
| +148% | +$20.1M |
|
1735
CALL
Advance Auto Parts
AAP
$2.63B
| $32.4M | ﹤0.01% |
520,500
+224,800
| +76% | +$12.8M |
|
1736
CALL
Woodward
WWD
$19.1B
| $32.4M | ﹤0.01% |
76,100
+42,800
| +129% | +$16.2M |
|
1737
PUT
BWX Technologies
BWXT
$13.3B
| $32.4M | ﹤0.01% |
166,200
+123,500
| +289% | +$25.7M |
|
1738
Wolfspeed
WOLF
$1.28B
| $32.3M | ﹤0.01% |
+670,018
| New | +$29.2M |
|
1739
CALL
NRG Energy
NRG
$22.8B
| $32.3M | ﹤0.01% |
221,300
-41,800
| -16% | -$6.02M |
|
1740
CALL
SEALSQ Corp
LAES
$499M
| $32.3M | ﹤0.01% |
10,244,400
+5,709,800
| +126% | +$17M |
|
1741
Dropbox
DBX
$8.21B
| $32.3M | ﹤0.01% |
1,174,188
+688,248
| +142% | +$17.7M |
|
1742
CALL
iShares MSCI USA Momentum Factor ETF
MTUM
$24.3B
| $32.2M | ﹤0.01% |
94,000
+68,600
| +270% | +$20.5M |
|
1743
CALL
Cognizant
CTSH
$28B
| $32.2M | ﹤0.01% |
831,100
+706,700
| +568% | +$37.2M |
|
1744
CALL
Zillow
Z
$7.14B
| $32.1M | ﹤0.01% |
1,017,800
+270,100
| +36% | +$10.4M |
|
1745
CALL
Las Vegas Sands
LVS
$26.7B
| $32.1M | ﹤0.01% |
694,100
+363,300
| +110% | +$18.8M |
|
1746
Synaptics
SYNA
$3.75B
| $32M | ﹤0.01% |
+257,984
| New | +$29.1M |
|
1747
PUT
TTM Technologies
TTMI
$12.1B
| $32M | ﹤0.01% |
171,300
+60,700
| +55% | +$9.79M |
|
1748
VanEck Junior Gold Miners ETF
GDXJ
$8.89B
| $32M | ﹤0.01% |
325,470
-90,958
| -22% | -$10.5M |
|
1749
PUT
Tenet Healthcare
THC
$21.5B
| $31.8M | ﹤0.01% |
170,200
+147,200
| +640% | +$27.1M |
|
1750
PUT
Madrigal Pharmaceuticals
MDGL
$12.2B
| $31.7M | ﹤0.01% |
59,100
-19,000
| -24% | -$9.73M |
|
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.