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Asset manager · Long-only 13F filer
ARK Investment Management
$15.4B+$2.5B vs prior 13FUS long stock positions · options add $719K at notional · not assets under managementSEC EDGAR · 13F-HR · filed 14 August 2026
ARK Investment Management's latest 13F filing covers the quarter ended 30 June 2026 and was filed 14 August 2026 (45 days after quarter end): 190 disclosed US-listed positions — $15.4 billion in long stock plus $1 million in options at notional value. Sixteen new buys, 23 adds, seventeen trims and eight exits against the prior quarter. Holdings are up to 45 days old by the time they clear EDGAR.
Portfolio · vs S&P 500ARK Investment ManagementS&P 500
The line rebuilds ARK Investment Management's disclosed 13F holdings at each filing and holds them to the next, tracked against the S&P 500 where daily price history overlaps. Long US equity only — an illustrative read, not an audited return.
S&P 500 overlay: Finazon · prior-day close, most closes dollar-rounded at the source
Portfolio · vs S&P 500ARK Investment ManagementS&P 500
The line rebuilds ARK Investment Management's disclosed 13F holdings at each filing and holds them to the next, tracked against the S&P 500 where daily price history overlaps. Long US equity only — an illustrative read, not an audited return.
S&P 500 overlay: Finazon · prior-day close, most closes dollar-rounded at the source
Long stock value$15.4B
Positions190
Top holdingTSLA · 7.5%
Top sectorHealthcare 28%
New buys · Q2 202616
Exits · Q2 20268
Portfolio reconstructed from SEC EDGAR 13F filings · values as reported · as of Q2 2026
† Share count moved sharply against value during the quarter — likely a stock split in the reporting, not a real position change.
Quarterly changes — quarter ended 30 June 2026
64 changes vs prior quarter
New buys16
Adds23
Trims17
Exits8
What changed against the previous quarter's filing: new positions first, then adds, trims and exits, each sorted by position size. Showing the 20 largest per change type — 64 changes were disclosed in total.
What is ARK Investment Management's biggest holding?+
As of the quarter ended 30 June 2026, the largest disclosed position was TSLA (Tesla Inc), about 7.5% of the disclosed US-listed portfolio by reported value.
What did Cathie Wood's ARK Investment Management buy in Q2 2026?+
16 new positions were disclosed for the quarter ended 30 June 2026; the largest were SPCX, Cerebras Systems Inc, X-Energy Inc. Adds and trims are listed in the quarterly-changes table on this page.
How concentrated is the portfolio?+
Broadly diversified. The top five positions are 25% of disclosed value and the top ten are 39%.
When is ARK Investment Management's next 13F due?+
13F filings for the quarter ended 30 September 2026 are due by 16 November 2026 — managers have 45 days after each calendar quarter ends. Whether ARK Investment Management files is up to the manager; we show whatever EDGAR receives.
Does this show the whole portfolio?+
No. Form 13F covers US-listed long equity and some options only — no short bets, bonds, cash, private businesses, non-US holdings or timing inside the quarter. Amended filings replace originals; this page always shows the latest canonical version.