ARK Invest API
API for tracking holdings and trades of ARK Invest funds.
Endpoint Status: https://status.arkfunds.io
Documentation
Swagger UI: https://arkfunds.io/api
ReDoc: https://arkfunds.io/api/docs
Endpoints
GET
ETF ProfileGET
ETF HoldingsGET
ETF TradesGET
ETF NewsGET
Stock ProfileGET
Stock TradesGET
Stock Fund Ownership
ETF Profile
GET /v1/etf/profile
Returns ARK ETF profile information
Query Parameters
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | NO | ARKK, ARKQ, ARKW, ARKG, ARKF, ARKX, PRNT, IZRL |
Example
Request
GET https://arkfunds.io/api/v1/etf/profile?symbol=ARKK
Response
{
"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 Fund’s 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"
}]
}
ETF Holdings
GET /v1/etf/holdings
Returns ARK ETF holdings
Query Parameters
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES | ARKK, ARKQ, ARKW, ARKG, ARKF, ARKX, PRNT, IZRL | |
date | NO | ISO 8601 Calendar date |
Example
Request
GET https://arkfunds.io/api/v1/etf/holdings?symbol=ARKK
Response
{
"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
}]
}
ETF Trades
GET /v1/etf/trades
Returns ARK ETF intraday trades
Query Parameters
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES | ARKK, ARKQ, ARKW, ARKG, ARKF, ARKX | |
period | NO | 1d, 7d, 1m, 3m, 1y, ytd | 1d |
Example
Request
GET https://arkfunds.io/api/v1/etf/trades?symbol=ARKK
Response
{
"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
}]
}
ETF News
GET /v1/etf/news
Returns ARK ETF news
Query Parameters
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | NO | ARKK, ARKQ, ARKW, ARKG, ARKF, ARKX, PRNT, IZRL | |
date | NO | ISO 8601 Calendar date | |
date_to | NO | ISO 8601 Calendar date |
Example
Request
GET https://arkfunds.io/api/v1/etf/news?symbol=ARKG&date_from=2021-03-31&date_to=2021-04-02
Response
{
"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 — What Cathy Wood's Ark Bought And Sold On Wednesday",
"summary": "Cathie Wood’s 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 ‘world’s first’ COVID-19 vaccine for dogs, cats and other animals",
"summary": "Russia has registered the world’s first COVID-19 vaccine for animals, the country’s 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"
}
]
}
Stock Profile
GET /v1/stock/profile
Returns Stock profile information
Query Parameters
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES |
Example
Request
GET https://arkfunds.io/api/v1/stock/profile?symbol=TSLA
Response
{
"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
}
Stock Trades
GET /v1/stock/trades
Returns Stock Trades
Query Parameters
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 |
Example
Request
GET https://arkfunds.io/api/v1/stock/trades?symbol=TSLA
Response
{
"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
}]
}
Stock Fund Ownership
GET /v1/stock/fund-ownership
Returns Stock Fund Ownership
Query Parameters
Parameter | Required | Valid values | Default value |
---|---|---|---|
symbol | YES |
Example
Request
GET https://arkfunds.io/api/v1/stock/fund-ownership?symbol=TSLA
Response
{
"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
}
}