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 | |
|---|---|---|---|---|---|---|
4201
CALL
Backblaze
BLZE
$812M
| $3.59M | ﹤0.01% |
+226,300
| New | +$1.57M |
|
4202
PUT
Li Auto
LI
$11.8B
| $3.59M | ﹤0.01% |
305,700
-366,800
| -55% | -$6.01M |
|
4203
CALL
ProShares UltraShort Silver
ZSL
$64.6M
| $3.59M | ﹤0.01% |
116,550
-102,690
| -47% | -$2.31M |
|
4204
CALL
Vanguard Morningstar Small-Cap Growth ETF
VBK
$22.7B
| $3.58M | ﹤0.01% |
9,800
-1,000
| -9% | -$341K |
|
4205
CALL
Northern Trust
NTRS
$32.3B
| $3.58M | ﹤0.01% |
20,600
-4,200
| -17% | -$692K |
|
4206
Dimensional Global Core Plus Fixed Income ETF
DFGP
$3.51B
| $3.58M | ﹤0.01% |
+65,738
| New | +$3.58M |
|
|
LABX
4207
CALL
Tradr 2X Long ALAB Daily ETF
LABX
$50.1M
| $3.57M | ﹤0.01% |
+96,996
| New | +$1.35M |
|
4208
iShares Morningstar Mid-Cap Value ETF
IMCV
$1.15B
| $3.56M | ﹤0.01% |
39,000
+35,943
| +1,176% | +$3.2M |
|
4209
CALL
Jackson Financial
JXN
$9.29B
| $3.56M | ﹤0.01% |
34,800
+4,600
| +15% | +$498K |
|
|
CAI
4210
CALL
Caris Life Sciences
CAI
$7.97B
| $3.56M | ﹤0.01% |
199,900
+151,300
| +311% | +$2.71M |
|
4211
PUT
HEICO Corp
HEI
$41.8B
| $3.56M | ﹤0.01% |
10,000
+3,200
| +47% | +$973K |
|
4212
PUT
Main Street Capital
MAIN
$5.26B
| $3.56M | ﹤0.01% |
68,600
+61,400
| +853% | +$3.24M |
|
4213
iShares Russell Mid-Cap Value ETF
IWS
$15B
| $3.56M | ﹤0.01% |
21,621
+10,810
| +100% | +$1.71M |
|
4214
Motorola Solutions
MSI
$76.2B
| $3.56M | ﹤0.01% |
8,569
-2,652
| -24% | -$1.11M |
|
|
APGE
4215
CALL
DELISTED
Apogee Therapeutics
APGE
| $3.56M | ﹤0.01% |
26,800
-5,200
| -16% | -$468K |
|
4216
iShares Core S&P US Growth ETF
IUSG
$32.7B
| $3.56M | ﹤0.01% |
18,910
+3,320
| +21% | +$600K |
|
4217
CALL
Huntington Ingalls Industries
HII
$11B
| $3.55M | ﹤0.01% |
12,700
-30,400
| -71% | -$10.2M |
|
4218
CALL
Vanguard Long-Term Treasury ETF
VGLT
$10.3B
| $3.55M | ﹤0.01% |
64,400
+24,800
| +63% | +$1.36M |
|
4219
Matthews India Active ETF
INDE
$17.3M
| $3.55M | ﹤0.01% |
+120,000
| New | +$3.31M |
|
4220
PUT
Corcept Therapeutics
CORT
$12.1B
| $3.55M | ﹤0.01% |
40,800
-654,500
| -94% | -$39.5M |
|
4221
Biohaven
BHVN
$1.82B
| $3.55M | ﹤0.01% |
238,403
+9,959
| +4% | +$107K |
|
4222
Schrodinger
SDGR
$1.79B
| $3.54M | ﹤0.01% |
+218,134
| New | +$2.92M |
|
|
EXK
4223
CALL
Endeavour Silver
EXK
$2.82B
| $3.54M | ﹤0.01% |
427,400
-165,200
| -28% | -$1.54M |
|
|
RGTX
4224
PUT
Defiance Daily Target 2X Long RGTI ETF
RGTX
$40.7M
| $3.54M | ﹤0.01% |
191,175
+27,975
| +17% | +$652K |
|
4225
PIMCO 1-5 Year US TIPS Index Exchange-Traded Fund
STPZ
$516M
| $3.53M | ﹤0.01% |
66,219
+48,676
| +277% | +$2.62M |
|
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.