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 | |
|---|---|---|---|---|---|---|
10601
PUT
Fortress Biotech
FBIO
$83M
| $93K | ﹤0.01% |
+30,400
| New | +$78.4K |
|
10602
Castellum
CTM
$57.5M
| $92.9K | ﹤0.01% |
129,071
-107,703
| -45% | -$76.6K |
|
10603
CALL
Microvision
MVIS
$46.8M
| $92.9K | ﹤0.01% |
18,940
+760
| +4% | +$6.27K |
|
10604
PUT
Inter&Co
INTR
$2.4B
| $92.9K | ﹤0.01% |
+17,100
| New | +$115K |
|
10605
CALL
SES AI
SES
$229M
| $92.2K | ﹤0.01% |
96,000
+52,900
| +123% | +$57.6K |
|
10606
Dawson Geophysical
DWSN
$96.6M
| $92K | ﹤0.01% |
+15,496
| New | +$58.4K |
|
10607
Siebert Financial
SIEB
$98.6M
| $92K | ﹤0.01% |
+55,771
| New | +$101K |
|
|
AMZE
10608
Amaze Holdings
AMZE
$985K
| $92K | ﹤0.01% |
90,233
+73,206
| +430% | +$88.3K |
|
10609
PUT
Outlook Therapeutics
OTLK
$164M
| $91.9K | ﹤0.01% |
57,800
+26,400
| +84% | +$16.4K |
|
10610
CALL
Stellus Capital Investment Corp
SCM
$226M
| $91.8K | ﹤0.01% |
+10,900
| New | +$100K |
|
|
GGN
10611
GAMCO Global Gold, Natural Resources & Income Trust
GGN
$858M
| $91.7K | ﹤0.01% |
18,941
-42,551
| -69% | -$222K |
|
10612
CALL
Protalix BioTherapeutics
PLX
$214M
| $91.6K | ﹤0.01% |
39,300
-18,700
| -32% | -$39.6K |
|
10613
Teladoc Health
TDOC
$1.2B
| $91.1K | ﹤0.01% |
10,743
-14,046
| -57% | -$93.5K |
|
10614
SciSparc
SPRC
$2.77M
| $91.1K | ﹤0.01% |
+16,496
| New | +$106K |
|
|
VSEE
10615
DELISTED
VSEE HEALTH INC
VSEE
| $90.8K | ﹤0.01% |
+785,322
| New | +$142K |
|
|
GUT
10616
Gabelli Utility Trust
GUT
$549M
| $90.7K | ﹤0.01% |
+13,767
| New | +$85.7K |
|
10617
Werewolf Therapeutics
HOWL
$47.6M
| $90.6K | ﹤0.01% |
251,837
+169,001
| +204% | +$103K |
|
|
NVA
10618
CALL
Nova Minerals Corp
NVA
$223M
| $90.6K | ﹤0.01% |
19,200
-21,500
| -53% | -$130K |
|
|
GMEU
10619
T-REX 2X Long GME Daily Target ETF
GMEU
$22M
| $90.6K | ﹤0.01% |
+10,913
| New | +$105K |
|
10620
PUT
Hafnia
HAFN
$4.74B
| $89.6K | ﹤0.01% |
13,500
-11,800
| -47% | -$95.5K |
|
10621
Sidus Space
SIDU
$198M
| $89.6K | ﹤0.01% |
31,891
+2,885
| +10% | +$11.1K |
|
|
BMM
10622
Blue Moon Metals Inc
BMM
$549M
| $89.1K | ﹤0.01% |
+14,056
| New | +$99.8K |
|
10623
Laird Superfood
LSF
$43.3M
| $89K | ﹤0.01% |
+18,929
| New | +$63.3K |
|
|
HMYY
10624
GraniteShares YieldBoost HIMS ETF
HMYY
$592K
| $88.9K | ﹤0.01% |
12,659
-3,558
| -22% | -$25.9K |
|
|
SNDQ
10625
PUT
Tradr 2X Short SNDK Daily ETF
SNDQ
$57.9M
| $88.7K | ﹤0.01% |
+4,550
| New | +$389K |
|
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.