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
|
+$7.01B |
| 2 |
Dell
DELL
|
+$705M |
| 3 |
T-Mobile US
TMUS
|
+$643M |
| 4 |
State Street SPDR Portfolio Developed World ex-US ETF
SPDW
|
+$621M |
| 5 |
Palantir
PLTR
|
+$621M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$1.41B |
| 2 |
Walmart Inc
WMT
|
+$1.29B |
| 3 |
NVIDIA
NVDA
|
+$1.29B |
| 4 |
Apple
AAPL
|
+$1.11B |
| 5 |
Tesla
TSLA
|
+$974M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 2.65% |
| 2 | Financials | 0.97% |
| 3 | Industrials | 0.85% |
| 4 | Consumer Discretionary | 0.81% |
| 5 | Healthcare | 0.61% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
10851
Freightos
CRGO
$61M
| $47.5K | ﹤0.01% |
28,956
-12,607
| -30% | -$23.9K |
|
10852
Cumberland Pharmaceuticals
CPIX
$101M
| $47.5K | ﹤0.01% |
+14,607
| New | +$56.3K |
|
10853
Caribou Biosciences
CRBU
$150M
| $47.5K | ﹤0.01% |
24,975
-270,710
| -92% | -$465K |
|
10854
PUT
Funko
FNKO
$338M
| $47.3K | ﹤0.01% |
15,000
-4,000
| -21% | -$16K |
|
|
NBP
10855
CALL
NovaBridge Biosciences American Depositary Shares
NBP
$190M
| $47.2K | ﹤0.01% |
19,200
+7,500
| +64% | +$25.1K |
|
10856
Marker Therapeutics
MRKR
$18.7M
| $47.2K | ﹤0.01% |
36,303
-4,215
| -10% | -$6.69K |
|
10857
PUT
Virgin Galactic
SPCE
$329M
| $47.1K | ﹤0.01% |
19,400
-349,305
| -95% | -$947K |
|
10858
CALL
Ceragon Networks
CRNT
$197M
| $47.1K | ﹤0.01% |
21,800
+10,900
| +100% | +$24.7K |
|
10859
CALL
KORU Medical Systems
KRMD
$189M
| $47.1K | ﹤0.01% |
10,900
+600
| +6% | +$2.97K |
|
|
BMNG
10860
CALL
Leverage Shares 2X Long BMNR Daily ETF
BMNG
$39.6M
| $47.1K | ﹤0.01% |
1,945
+1,015
| +109% | +$44.1K |
|
10861
CALL
LivePerson
LPSN
$22M
| $46.7K | ﹤0.01% |
18,318
-2,980
| -14% | -$9.07K |
|
|
GAU
10862
PUT
Galiano Gold
GAU
$468M
| $46.7K | ﹤0.01% |
18,600
-500
| -3% | -$1.42K |
|
|
NAMM
10863
Namib Minerals
NAMM
$75.7M
| $46.5K | ﹤0.01% |
+20,131
| New | +$54.7K |
|
10864
CALL
CarParts.com
PRTS
$42.4M
| $46.4K | ﹤0.01% |
5,910
+3,900
| +194% | +$25.4K |
|
10865
PUT
GoPro
GPRO
$124M
| $46.4K | ﹤0.01% |
60,200
+4,400
| +8% | +$4.42K |
|
10866
BuzzFeed
BZFD
$99.9M
| $46.2K | ﹤0.01% |
75,929
+61,376
| +422% | +$50K |
|
|
MREO
10867
Mereo BioPharma
MREO
$50.3M
| $46.2K | ﹤0.01% |
139,973
-216,031
| -61% | -$92.7K |
|
|
WDH
10868
Waterdrop
WDH
$410M
| $45.6K | ﹤0.01% |
28,179
+2,142
| +8% | +$3.77K |
|
10869
CALL
Nkarta
NKTX
$154M
| $45.6K | ﹤0.01% |
+21,600
| New | +$48.3K |
|
|
OLOX
10870
Olenox Industries
OLOX
$6.68M
| $45.5K | ﹤0.01% |
4,378
+651
| +17% | +$8.17K |
|
10871
PUT
Atomera
ATOM
$197M
| $45.3K | ﹤0.01% |
+11,900
| New | +$44.8K |
|
10872
CALL
Village Farms International
VFF
$242M
| $45.2K | ﹤0.01% |
15,900
-1,000
| -6% | -$3.25K |
|
10873
PUT
Rocket Pharmaceuticals
RCKT
$351M
| $45.1K | ﹤0.01% |
+12,600
| New | +$50.1K |
|
10874
Genasys
GNSS
$80.2M
| $44.9K | ﹤0.01% |
24,697
-13,247
| -35% | -$26.2K |
|
10875
PUT
Thryv Holdings
THRY
$180M
| $44.9K | ﹤0.01% |
+16,400
| New | +$64.4K |
|
Similar funds
Jane Street's Q1 2026 Portfolio in Review
As of Q1 2026, Jane Street held 13,677 positions worth $777B, up 17% from $662B the previous quarter. Its ten largest holdings account for 34% of the portfolio.
Jane Street deployed $153B of net new capital in Q1 2026, opening 2,619 new positions and adding to 4,818 existing holdings. Its largest new stake was iShares Core US Aggregate Bond ETF: 2,411,981 shares worth $239M.
By sector, the portfolio is most concentrated in Technology at 2.7% of assets, down from 2.8% a quarter earlier, followed by Financials and Industrials.
On the sell side, the largest reduction was Meta Platforms (Facebook), an estimated $1.41B trimmed.
- Jane Street's largest Q1 2026 buy was iShares Core US Aggregate Bond ETF: 2,411,981 shares worth $239M.
- Jane Street added most to State Street SPDR S&P 500 ETF Trust in Q1 2026, an estimated $7.01B increase.
- Jane Street's biggest Q1 2026 reduction was Meta Platforms (Facebook), cutting an estimated $1.41B.
- Jane Street fully exited VanEck Gold Miners ETF in Q1 2026, selling an estimated $265M.
- Jane Street's ten largest holdings make up 34% of its $777B portfolio in Q1 2026.
- Jane Street opened 2,619 new positions and closed 2,274 in Q1 2026.
- Jane Street's portfolio value rose 17% quarter-over-quarter to $777B.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.