Summary
Updated Aug 31, 2026
ARK Investment Management LLC has 1 SEC Form 4 filing on record, dated 8 October 2025. Lifetime open-market sales: $1.30M.
Recent Transactions
2Every recent SEC Form 4 transaction ARK Investment Management LLC has reported, most recent first.
- ARK Venture FundS - Open-market sale
19.1K shares @ $41.90$800K
- ARK Venture FundS - Open-market sale
15.8K shares @ $31.66$500K
Trading Pattern
InsiderAlpha's records for ARK Investment Management LLC go back to 2025: 1 primary Form 4 filing, an average of 0.5 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Most Active Insiders Right Now
ARK Investment Management LLC has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- Martine A. Rothblatt - $298.98M of UTHR open-market activity in the last 90 days
- Frank Slootman - $294.67M of SNOW open-market activity in the last 90 days
- Chitung Liu - $294.29M of UMC open-market activity in the last 90 days
- Peter Beck - $286.41M of RKLB open-market activity in the last 90 days
- SLTA V (GP), L.L.C. - $275.19M of FA open-market activity in the last 90 days
- Ignition Acquisition Holdings LP - $274.88M of OPLN open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
What is ARK Investment Management LLC?
ARK Investment Management LLC is an investment firm. InsiderAlpha holds 1 primary Form 4 filing for it, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did ARK Investment Management LLC last file a Form 4?
The only primary Form 4 on record is dated 8 October 2025.
Has ARK Investment Management LLC been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($1.30M) across all tracked filings.
Where can I see all of ARK Investment Management LLC's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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