Cathie Wood
ARK Investment Management · SEC CIK 1697748
Disruptive innovation; high-conviction growth.
This filing is 67 days old. ARK Investment Management keeps roughly 94% of its positions in a typical quarter, so about 96% of this book is likely still intact today.
How half-life is computedSnapshot half-life is the number of days after the period end at which half of this specific fund's reported book is expected to have changed, measured from its own past filings. It is a decay estimate, not knowledge of current positions.
Largest holdings, as filed
Top 10 of 190 positions. Weights are against the whole filed book. 13F filings cover US-listed holdings only.
| Company | Ticker | Value | % of book | Freshness |
|---|---|---|---|---|
| Tesla Inc | TSLA | $1.16B | 7.5% | |
| Advanced Micro Devices Inc | AMD | $822.83M | 5.3% | |
| Space Exploration Technologies Corp | $765.11M | 5.0% | n/a | |
| Tempus AI Inc | TEM | $580.61M | 3.8% | |
| Robinhood Markets Inc | HOOD | $525.07M | 3.4% | |
| CRISPR Therapeutics AG | $516.00M | 3.4% | n/a | |
| Shopify Inc | SHOP | $474.52M | 3.1% | |
| Twist Bioscience Corp | TWST | $468.08M | 3.0% | |
| 10X Genomics Inc | TXG | $383.52M | 2.5% | |
| Amazon.com Inc | AMZN | $379.24M | 2.5% |
Freshness: how likely each position is still held today, from this fund's own turnover history, each position's tenure and the filing's age. Hover a bar for the numbers. Method.
What changed last quarter
Between Q1 2026 and Q2 2026, the largest add was TEM (shares up 4%), now $580.61M; the largest trim was TSLA (shares down 3%). All of it computed from the two filings, nothing inferred.
Biggest buys, Q2 2026
Exited since Q1 2026
None of the previous quarter's 40 largest positions disappeared from the latest filing.
Exit scan covers the previous quarter's 40 largest positions, a stated bound, because reading a mega fund's entire book per page render is not honest engineering.
Common questions
What are Cathie Wood's biggest holdings?
As of the Q2 2026 13F, the largest reported positions at ARK Investment Management are TSLA (7.5% of the book), AMD (5.3% of the book), Space Exploration Technologies Corp (5.0% of the book).
How big is ARK Investment Management's portfolio?
The latest 13F reports $15.40B across 190 US-listed positions. 13F filings cover US-listed holdings only, so non-US positions and shorts are not included.
Does Cathie Wood still hold these positions?
Unknown for certain: a 13F may be filed up to 45 days after quarter end. Based on ARK Investment Management's own filing history, the fund keeps roughly 94% of positions in a typical quarter, so at 67 days since the period end roughly 96% of this book is likely intact. The snapshot half-life for this fund is about 1009 days.
What did Cathie Wood buy and sell last quarter?
Between Q1 2026 and Q2 2026, the largest add was TEM (shares up 4%), now $580.61M; the largest trim was TSLA (shares down 3%). All of it computed from the two filings, nothing inferred.
Funds with overlapping books
Inside the app: the full book for ARK Investment Management, quarter on quarter buys and sells, consensus across 140+ funds and copy-to-watchlist.
Source: SEC EDGAR 13F filings. Values are as filed and cover US-listed positions only. A 13F may be filed up to 45 days after the quarter ends, so positions can change before the filing is even public; the freshness figures above quantify that lag instead of hiding it. Educational information, not financial advice.