API for tracking holdings and trades of ARK Invest funds.
Endpoint Status: https://status.arkfunds.io
Click here to see a list of ARK ETFs
-
Actively Managed
- ARKK - ARK Innovation ETF
- ARKQ - ARK Autonomous Tech. & Robotics ETF
- ARKW - ARK Next Generation Internet ETF
- ARKG - ARK Genomic Revolution ETF
- ARKF - ARK Fintech Innovation ETF
- ARKX - ARK Space Exploration & Innovation ETF
-
Indexed
- PRNT - The 3D Printing ETF
- IZRL - ARK Israel Innovative Technology ETF
- CTRU - ARK Transparency ETF
The API contains data for trades, holdings and news from the following dates:
- Trades:
2020-09-09
- ARKX from
2021-04-07
- ARKX from
- Holdings:
2020-11-24
- ARKX from
2021-03-26
- CTRU from
2021-12-09
- ARKX from
- News:
2020-04-07
Swagger UI: https://arkfunds.io/api
ReDoc: https://arkfunds.io/api/docs
V2
V1
GET /v2/etf/profile
Returns ARK ETF profile information
Parameter | Required | Description |
---|---|---|
symbol | YES | ARK ETF symbol |
GET https://arkfunds.io/api/v2/etf/profile?symbol=ARKK
{
"symbol": "ARKK",
"profile": {
"symbol": "ARKK",
"name": "ARK Innovation ETF",
"description": "ARKK is an actively managed ETF that seeks long-term growth of capital by investing under normal circumstances primarily (at least 65% of its assets) in domestic and foreign equity securities of companies that are relevant to the Fundâs investment theme of disruptive innovation.",
"fund_type": "Active Equity ETF",
"inception_date": "2014-10-31",
"cusip": "00214Q104",
"isin": "US00214Q1040",
"website": "https://ark-funds.com/arkk"
}
}
GET /v2/etf/holdings
Returns ARK ETF holdings
Multiple ETF symbols can be passed in same query (comma separated) to retrieve data for multiple funds. I.e. ?symbol=ARKK,ARKF,ARKW
Parameter | Required | Description |
---|---|---|
symbol | YES | ARK ETF symbols |
date_from | NO | From date (ISO 8601 format) |
date_to | NO | To date (ISO 8601 format) |
limit | NO | Limit number of results |
GET https://arkfunds.io/api/v2/etf/holdings?symbol=ARKK&limit=3
{
"symbol": "ARKK",
"date_from": "2021-10-08",
"date_to": "2021-10-08",
"holdings": [
{
"fund": "ARKK",
"date": "2021-10-08",
"ticker": "TSLA",
"company": "TESLA INC",
"cusip": "88160R101",
"shares": 2469443,
"market_value": 1959774659.23,
"share_price": 793.61,
"weight": 9.65,
"weight_rank": 1
},
{
"fund": "ARKK",
"date": "2021-10-08",
"ticker": "TDOC",
"company": "TELADOC HEALTH INC",
"cusip": "87918A105",
"shares": 9124177,
"market_value": 1193442351.6,
"share_price": 130.8,
"weight": 5.88,
"weight_rank": 2
},
{
"fund": "ARKK",
"date": "2021-10-08",
"ticker": "ROKU",
"company": "ROKU INC",
"cusip": "77543R102",
"shares": 3561738,
"market_value": 1155677128.86,
"share_price": 324.47,
"weight": 5.69,
"weight_rank": 3
}
]
}
GET /v2/etf/trades
Returns ARK ETF intraday trades
Multiple ETF symbols can be passed in same query (comma separated) to retrieve data for multiple funds. I.e. ?symbol=ARKK,ARKF,ARKW
Parameter | Required | Description |
---|---|---|
symbol | YES | ARK ETF symbols |
date_from | NO | From date (ISO 8601 format) |
date_to | NO | To date (ISO 8601 format) |
limit | NO | Limit number of results |
GET https://arkfunds.io/api/v2/etf/trades?symbol=ARKK&limit=3
{
"symbol": "ARKK",
"date_from": "2021-10-08",
"date_to": "2021-10-08",
"trades": [
{
"fund": "ARKK",
"date": "2021-10-08",
"ticker": "NTLA",
"company": "INTELLIA THERAPEUTICS INC",
"direction": "Buy",
"cusip": "45826J105",
"shares": 269179,
"etf_percent": 0.1608
},
{
"fund": "ARKK",
"date": "2021-10-08",
"ticker": "CRSP",
"company": "CRISPR THERAPEUTICS AG",
"direction": "Buy",
"cusip": "H17182108",
"shares": 268472,
"etf_percent": 0.1293
},
{
"fund": "ARKK",
"date": "2021-10-08",
"ticker": "DOCU",
"company": "DOCUSIGN INC",
"direction": "Sell",
"cusip": "256163106",
"shares": 78867,
"etf_percent": 0.103
}
]
}
GET /v2/etf/news
Returns ARK ETF news
Multiple ETF symbols can be passed in same query (comma separated) to retrieve data for multiple funds. I.e. ?symbol=ARKK,ARKF,ARKW
Parameter | Required | Description |
---|---|---|
symbol | YES | ARK ETF symbols |
date_from | NO | From date (ISO 8601 format) |
date_to | NO | To date (ISO 8601 format) |
limit | NO | Limit number of results |
GET https://arkfunds.io/api/v2/etf/news?symbol=ARKG&date_from=2021-04-02&date_to=2021-04-05
{
"symbol": "ARKG",
"date_from": "2021-04-02",
"date_to": "2021-04-05",
"news": [{
"id": 41,
"datetime": "2021-04-05T12:03:00+00:00",
"related": "ARKG",
"source": "MarketWatch",
"headline": "Tesla is on fire, but these EV-related stocks could end up just as hot",
"summary": "There are many ways to play the electric-vehicle industry as it grows exponentially.",
"url": "https://www.marketwatch.com/story/tesla-is-on-fire-but-these-ev-related-stocks-could-end-up-just-as-hot-11617638639",
"image": "https://images.mktw.net/im-320482/social"
}, {
"id": 42,
"datetime": "2021-04-02T07:27:32+00:00",
"related": "ARKG",
"source": "seekingalpha.com",
"headline": "ARK Genomic Revolution Multi-Sector ETF: Poised For Continued Underperformance",
"summary": "I am neutral on the ETF. For short-term gains, investors may wish to look elsewhere.",
"url": "https://seekingalpha.com/article/4417325-ark-genomic-revolution-multi-sector-etf-underperformance",
"image": "https://static.seekingalpha.com/cdn/s3/uploads/getty_images/842211270/medium_image_842211270.jpg"
}]
}
GET /v2/etf/performance
Returns ARK ETF Performance
Multiple ETF symbols can be passed in same query (comma separated) to retrieve data for multiple funds. I.e. ?symbol=ARKK,ARKF,ARKW
Parameter | Required | Description |
---|---|---|
symbol | YES | ARK ETF symbols |
formatted | NO | Format values (default: false) |
GET https://arkfunds.io/api/v2/etf/performance?symbol=ARKK&formatted=true
{
"symbol": "ARKK",
"performance": [
{
"fund": "ARKK",
"overview": {
"asOfDate": "2022-06-24",
"ytdReturn": "-53.52%",
"oneYearReturn": "-64.10%",
"threeYearReturn": "-0.03%"
},
"trailingReturns": {
"asOfDate": "2022-06-16",
"ytd": "-60.84%",
"oneMonth": "-9.81%",
"threeMonth": "-38.15%",
"oneYear": "-67.38%",
"threeYear": "-3.90%",
"fiveYear": "12.68%",
"tenYear": "0.00%"
},
"annualReturns": [
{
"year": "2022",
"value": null
},
{
"year": "2021",
"value": "-23.35%"
},
{
"year": "2020",
"value": "156.61%"
},
{
"year": "2019",
"value": "35.73%"
},
{
"year": "2018",
"value": "3.58%"
},
{
"year": "2017",
"value": "87.38%"
},
{
"year": "2016",
"value": "-1.96%"
},
{
"year": "2015",
"value": "3.76%"
}]
}]
}
GET /v2/stock/profile
Returns Stock profile information
Parameter | Required | Description |
---|---|---|
symbol | YES | Stock symbol |
price | NO | Show current share price (default: false) |
GET https://arkfunds.io/api/v2/stock/profile?symbol=TSLA&price=true
{
"symbol": "TSLA",
"profile": {
"ticker": "TSLA",
"name": "Tesla, Inc.",
"country": "United States",
"industry": "Auto Manufacturers",
"sector": "Consumer Cyclical",
"fullTimeEmployees": 70757,
"summary": "Tesla, Inc. designs, develops, manufactures, leases, and sells electric vehicles, and energy generation and storage systems in the United States, China, and internationally. The company operates in two segments, Automotive, and Energy Generation and Storage. The Automotive segment offers electric vehicles, as well as sells automotive regulatory credits. It provides sedans and sport utility vehicles through direct and used vehicle sales, a network of Tesla Superchargers, and in-app upgrades; and purchase financing and leasing services. This segment is also involved in the provision of non-warranty after-sales vehicle services, sale of used vehicles, retail merchandise, and vehicle insurance, as well as sale of products through its subsidiaries to third party customers; services for electric vehicles through its company-owned service locations, and Tesla mobile service technicians; and vehicle limited warranties and extended service plans. The Energy Generation and Storage segment engages in the design, manufacture, installation, sale, and leasing of solar energy generation and energy storage products, and related services to residential, commercial, and industrial customers and utilities through its website, stores, and galleries, as well as through a network of channel partners. This segment also offers service and repairs to its energy product customers, including under warranty; and various financing options to its solar customers. The company was formerly known as Tesla Motors, Inc. and changed its name to Tesla, Inc. in February 2017. Tesla, Inc. was founded in 2003 and is headquartered in Palo Alto, California.",
"website": "http://www.tesla.com",
"market": "us_market",
"exchange": "NasdaqGS",
"currency": "USD",
"marketCap": 786880266240,
"sharesOutstanding": 1001769984,
"price": 785.49,
"change": -8.119995,
"changep": -1.023172,
"last_trade": "2021-10-08T20:00:03"
}
}
GET /v2/stock/trades
Returns Stock Trades
Parameter | Required | Description |
---|---|---|
symbol | YES | Stock symbol |
direction | NO | Filter on buy/sell |
date_from | NO | From date (ISO 8601 format) |
date_to | NO | To date (ISO 8601 format) |
limit | NO | Limit number of results |
GET https://arkfunds.io/api/v2/stock/trades?symbol=TSLA&date_from=2021-08-01&direction=sell
{
"symbol": "TSLA",
"date_from": "2021-08-01",
"date_to": "2021-08-05",
"trades": [{
"date": "2021-08-05",
"fund": "ARKK",
"direction": "Sell",
"shares": 144200,
"etf_percent": 0.4478
}, {
"date": "2021-08-05",
"fund": "ARKW",
"direction": "Sell",
"shares": 19558,
"etf_percent": 0.2365
}, {
"date": "2021-08-04",
"fund": "ARKW",
"direction": "Sell",
"shares": 8100,
"etf_percent": 0.0989
}]
}
GET /v2/stock/fund-ownership
Returns Stock Fund Ownership
Parameter | Required | Description |
---|---|---|
symbol | YES | Stock symbol |
date_from | NO | From date (ISO 8601 format) |
date_to | NO | To date (ISO 8601 format) |
limit | NO | Limit number of results |
GET https://arkfunds.io/api/v2/stock/fund-ownership?symbol=TSLA
{
"symbol": "TSLA",
"date_from": "2021-08-20",
"date_to": "2021-08-20",
"data": [{
"date": "2021-08-20",
"ownership": [{
"date": "2021-08-20",
"fund": "ARKK",
"weight": 10.56,
"weight_rank": 1,
"shares": 3256252,
"market_value": 2192988034.44
}, {
"date": "2021-08-20",
"fund": "ARKQ",
"weight": 11.93,
"weight_rank": 1,
"shares": 458874,
"market_value": 309037872.78
}, {
"date": "2021-08-20",
"fund": "ARKW",
"weight": 10.38,
"weight_rank": 1,
"shares": 843781,
"market_value": 568261190.07
}],
"totals": {
"funds": 3,
"shares": 4558907,
"market_value": 3070287097.2900004
}
}]
}
GET /v2/stock/price
Returns Stock Price
Parameter | Required | Description |
---|---|---|
symbol | YES | Stock symbol |
GET https://arkfunds.io/api/v2/stock/price?symbol=TSLA
{
"symbol": "TSLA",
"exchange": "NasdaqGS",
"currency": "USD",
"price": 793.61,
"change": 10.859985,
"changep": 1.3874142,
"last_trade": "2021-10-07T20:00:02",
}
GET /v1/etf/profile
Returns ARK ETF profile information
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | NO | ARKK, ARKQ, ARKW, ARKG, ARKF, ARKX, PRNT, IZRL, CTRU |
GET https://arkfunds.io/api/v1/etf/profile?symbol=ARKK
{
"profile": [{
"symbol": "ARKK",
"name": "ARK Innovation ETF",
"description": "ARKK is an actively managed ETF that seeks long-term growth of capital by investing under normal circumstances primarily (at least 65% of its assets) in domestic and foreign equity securities of companies that are relevant to the Fundâs investment theme of disruptive innovation.",
"fund_type": "Active Equity ETF",
"inception_date": "2014-10-31",
"cusip": "00214Q104",
"isin": "US00214Q1040",
"website": "https://ark-funds.com/arkk"
}]
}
GET /v1/etf/holdings
Returns ARK ETF holdings
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES | ARKK, ARKQ, ARKW, ARKG, ARKF, ARKX, PRNT, IZRL, CTRU | |
date | NO | ISO 8601 Calendar date |
GET https://arkfunds.io/api/v1/etf/holdings?symbol=ARKK
{
"symbol": "ARKK",
"date": "2021-01-15",
"holdings": [{
"company": "TESLA INC",
"ticker": "TSLA",
"cusip": "88160R101",
"shares": 2626774,
"market_value": 2170135607.84,
"weight": 9.65,
"weight_rank": 1
}, {
"company": "ROKU INC",
"ticker": "ROKU",
"cusip": "77543R102",
"shares": 4110728,
"market_value": 1678410242.4,
"weight": 7.47,
"weight_rank": 2
}, {
"company": "CRISPR THERAPEUTICS AG",
"ticker": "CRSP",
"cusip": "H17182108",
"shares": 6246733,
"market_value": 1248596992.04,
"weight": 5.55,
"weight_rank": 3
}, {
"company": "SQUARE INC - A",
"ticker": "SQ",
"cusip": "852234103",
"shares": 4776169,
"market_value": 1087772489.75,
"weight": 4.84,
"weight_rank": 4
}, {
"company": "TELADOC HEALTH INC",
"ticker": "TDOC",
"cusip": "87918A105",
"shares": 4325169,
"market_value": 974244317.25,
"weight": 4.33,
"weight_rank": 5
}]
}
GET /v1/etf/trades
Returns ARK ETF intraday trades
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES | ARKK, ARKQ, ARKW, ARKG, ARKF, ARKX | |
period | NO | 1d, 7d, 1m, 3m, 1y, ytd | 1d |
GET https://arkfunds.io/api/v1/etf/trades?symbol=ARKK
{
"symbol": "ARKK",
"date_from": "2021-01-15",
"date_to": "2021-01-15",
"trades": [{
"fund": "ARKK",
"date": "2021-01-15",
"direction": "Buy",
"ticker": "REGN",
"cusip": "75886F107",
"company": "REGENERON PHARMACEUTICALS INC",
"shares": 81933,
"etf_percent": 0.191
}, {
"fund": "ARKK",
"date": "2021-01-15",
"direction": "Buy",
"ticker": "SPOT",
"cusip": "L8681T102",
"company": "SPOTIFY TECHNOLOGY SA",
"shares": 88270,
"etf_percent": 0.1269
}, {
"fund": "ARKK",
"date": "2021-01-15",
"direction": "Buy",
"ticker": "TXG",
"cusip": "88025U109",
"company": "10X GENOMICS INC",
"shares": 53881,
"etf_percent": 0.0434
}, {
"fund": "ARKK",
"date": "2021-01-15",
"direction": "Buy",
"ticker": "SNPS",
"cusip": "871607107",
"company": "SYNOPSYS INC",
"shares": 26425,
"etf_percent": 0.0309
}]
}
GET /v1/etf/news
Returns ARK ETF news
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | NO | ARKK, ARKQ, ARKW, ARKG, ARKF, ARKX, PRNT, IZRL, CTRU | |
date | NO | ISO 8601 Calendar date | |
date_to | NO | ISO 8601 Calendar date |
GET https://arkfunds.io/api/v1/etf/news?symbol=ARKG&date_from=2021-03-31&date_to=2021-04-02
{
"symbol": "ARKG",
"date_from": "2021-03-31",
"date_to": "2021-04-02",
"news": [
{
"id": 42,
"datetime": "2021-04-02T07:27:32+00:00",
"related": "ARKG",
"source": "seekingalpha.com",
"headline": "ARK Genomic Revolution Multi-Sector ETF: Poised For Continued Underperformance",
"summary": "I am neutral on the ETF. For short-term gains, investors may wish to look elsewhere.",
"url": "https://seekingalpha.com/article/4417325-ark-genomic-revolution-multi-sector-etf-underperformance",
"image": "https://static.seekingalpha.com/cdn/s3/uploads/getty_images/842211270/medium_image_842211270.jpg"
},
{
"id": 568,
"datetime": "2021-03-31T22:53:00+00:00",
"related": "ARKG",
"source": "Benzinga",
"headline": "Pinduoduo, Shopify PayPal, LendingTree, JD.com â What Cathy Wood's Ark Bought And Sold On Wednesday",
"summary": "Cathie Woodâs Ark Investment Management sends out an email every night listing the stocks that were bought or sold by the firm's ETFs that day. In recent months, the...",
"url": "https://www.benzinga.com/news/21/03/20438462/pinduoduo-shopify-paypal-lendingtree-jd-com-what-cathy-woods-ark-bought-and-sold-on-wednesday",
"image": "https://cdn.benzinga.com/files/imagecache/og_image_social_share_1200x630/images/story/2012/micheile-henderson-lz_4npfkcv8-unsplash_7.jpg"
},
{
"id": 569,
"datetime": "2021-03-31T12:05:09+00:00",
"related": "ARKG",
"source": "DowJones",
"headline": "UPDATE: Fauci says vaccines are offering protection against new, more infectious COVID variants",
"summary": "Dr. Anthony Fauci, head of the National Institute of Allergy and Infectious Diseases and President Joe Biden's chief medical officer, said Wednesday the...",
"url": "https://www.marketwatch.com/story/white-house-coronavirus-team-says-90-of-american-adults-will-be-eligible-for-vaccine-by-april-19-2021-03-31",
"image": "https://s.wsj.net/public/resources/MWimages/MW-GP644_MicroS_ZG_20180906154215.jpg"
},
{
"id": 570,
"datetime": "2021-03-31T11:01:00+00:00",
"related": "ARKG",
"source": "DowJones",
"headline": "Russia registers âworldâs firstâ COVID-19 vaccine for dogs, cats and other animals",
"summary": "Russia has registered the worldâs first COVID-19 vaccine for animals, the countryâs agricultural regulator said on Wednesday.",
"url": "https://www.marketwatch.com/story/russia-registers-worlds-first-covid-19-vaccine-for-animals-11617202893",
"image": "https://images.mktw.net/im-318622/social"
}
]
}
GET /v1/stock/profile
Returns Stock profile information
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES |
GET https://arkfunds.io/api/v1/stock/profile?symbol=TSLA
{
"ticker": "TSLA",
"name": "Tesla, Inc.",
"country": "United States",
"industry": "Auto Manufacturers",
"sector": "Consumer Cyclical",
"fullTimeEmployees": 48016,
"summary": "Tesla, Inc. designs, develops, manufactures, leases, and sells electric vehicles, and energy generation and storage systems in the United States, China, Netherlands, Norway, and internationally. The company operates in two segments, Automotive; and Energy Generation and Storage. The Automotive segment offers sedans and sport utility vehicles. It also provides electric powertrain components and systems; and services for electric vehicles through its company-owned service locations, and Tesla mobile service technicians, as well as sells used vehicles. This segment markets and sells its products through a network of company-owned stores and galleries, as well as through its own Website. The Energy Generation and Storage segment offers energy storage products, such as rechargeable lithium-ion battery systems for use in homes, industrial, commercial facilities, and utility grids; and designs, manufactures, installs, maintains, leases, and sells solar energy generation and energy storage products to residential and commercial customers. It also provides vehicle insurance services, as well as renewable energy. The company was formerly known as Tesla Motors, Inc. and changed its name to Tesla, Inc. in February 2017. Tesla, Inc. was founded in 2003 and is headquartered in Palo Alto, California.",
"website": "http://www.tesla.com",
"market": "us_market",
"exchange": "NasdaqGS",
"currency": "USD",
"marketCap": 783117844480,
"sharesOutstanding": 947900992
}
GET /v1/stock/trades
Returns Stock Trades
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES | ||
direction | NO | buy, sell | |
date_from | NO | ISO 8601 Calendar date | |
date_to | NO | ISO 8601 Calendar date |
GET https://arkfunds.io/api/v1/stock/trades?symbol=TSLA
{
"symbol": "TSLA",
"date_from": "2020-09-18",
"date_to": "2021-01-12",
"trades": [{
"date": "2021-01-12",
"fund": "ARKK",
"direction": "Sell",
"ticker": "TSLA",
"company": "TESLA INC",
"cusip": "88160R101",
"shares": 126276,
"etf_percent": 0.5055
}, {
"date": "2021-01-12",
"fund": "ARKQ",
"direction": "Sell",
"ticker": "TSLA",
"company": "TESLA INC",
"cusip": "88160R101",
"shares": 13179,
"etf_percent": 0.4991
}, {
"date": "2021-01-12",
"fund": "ARKW",
"direction": "Sell",
"ticker": "TSLA",
"company": "TESLA INC",
"cusip": "88160R101",
"shares": 16898,
"etf_percent": 0.6161
}, {
"date": "2021-01-08",
"fund": "ARKK",
"direction": "Sell",
"ticker": "TSLA",
"company": "TESLA INC",
"cusip": "88160R101",
"shares": 59500,
"etf_percent": 0.2506
}]
}
GET /v1/stock/fund-ownership
Returns Stock Fund Ownership
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES |
GET https://arkfunds.io/api/v1/stock/fund-ownership?symbol=TSLA
{
"symbol": "TSLA",
"date": "2021-01-15",
"ownership": [{
"fund": "ARKK",
"weight": 9.65,
"weight_rank": 1,
"shares": 2626774,
"market_value": 2170135607.84
}, {
"fund": "ARKQ",
"weight": 11.37,
"weight_rank": 1,
"shares": 335957,
"market_value": 277554235.12
}, {
"fund": "ARKW",
"weight": 9.87,
"weight_rank": 1,
"shares": 734796,
"market_value": 607059063.36
}],
"totals": {
"funds": 3,
"shares": 3697527,
"market_value": 3054748906.32
}
}