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Fund · ETF

ARK Innovation ETF

Cathie Wood's flagship actively managed ETF, concentrated in disruptive-technology stocks such as Tesla, Coinbase and Roku. Known for extreme boom-bust performance since 2020.

Listing
ARKK on Cboe BZX MIC BATS
Type
ETF
Manager
ARK Invest
Strategy
Actively managed disruptive-innovation equities
Domicile
United States
Size
$6.5bn — net assets of the whole series, all share classes, as reported at 2026-04-30

Fund identity

ARK Innovation ETFSEC series S000042977 · ARK ETF Trust

A single share class (SEC class C000133121).

Series and class identifiers and their names come from the SEC’s Investment Company Series and Class report — the registry that assigns them, not our own naming. Actively managed — it tracks no index by design.

Where the size figure comes from

Reported$6.5bn
What it countsnet assets of the whole series, all share classes
As of2026-04-30
SourceSEC N-PORT data set
Fund LEI254900636IK9WKHH6949

Our earlier undated figure was $7bn; this one carries the reporting date above and moves only when the fund files again.

Holdings — long-standing holdings among covered entities, approx.

Tesla · Coinbase · Shopify

Compiled by Finance Foundation from the fund’s own published holdings disclosures as of Q2 2026 (seed-0.7 · marketcap-1 · 2026-08-30), ranked by the fund’s stated portfolio weight. Only holdings that are themselves covered entities are shown, so this is a subset of the top holdings, not the full portfolio, and no weights or share counts are published. Fund portfolios turn over — check the manager’s own disclosure for a current list. Sources.

Approximate reference values from public sources · seed-0.7 · marketcap-1 · 2026-08-30 · not real-time. See data & methodology.

# this page as data GET https://finance.foundation/api/v1/funds/ark-innovation

JSONCSV No key, CORS enabled — paste any of these straight into a notebook.

Code to fetch it
curl
curl -s https://finance.foundation/api/v1/funds/ark-innovation
Python
import requests r = requests.get("https://finance.foundation/api/v1/funds/ark-innovation", timeout=30) r.raise_for_status() data = r.json()
JavaScript
const r = await fetch("https://finance.foundation/api/v1/funds/ark-innovation"); if (!r.ok) throw new Error(r.status); const data = await r.json();
pandas
import pandas as pd df = pd.read_csv("https://finance.foundation/api/v1/funds/ark-innovation.csv")