Summary
Updated Aug 31, 2026
Darren M. Black files SEC Form 4 reports at LifeStance Health Group, Inc. (LFST). 3 SEC Form 4 filings on record going back to 2025, most recently on 14 May 2026. Most recent open-market trade: sold $47.32M of LFST on 14 May 2026. Lifetime open-market sales: $120.19M.
Recent Transactions
3Every recent SEC Form 4 transaction Darren M. Black has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Darren M. Black go back to 2025: 3 primary Form 4 filings, an average of 1.5 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.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Darren M. Black files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- TPG GP A, LLC - $516.71M of LFST open-market activity in the last 12 months
- Robert Bessler - $16.39M of LFST open-market activity in the last 12 months
- Kenneth A. Burdick - $5.75M of LFST open-market activity in the last 12 months
- Eric Shuey - $1.95M of LFST open-market activity in the last 12 months
- Lisa K. Miller - $888K of LFST open-market activity in the last 12 months
- Vukasin Paunovich - $482K of LFST open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Darren M. Black?
Darren M. Black is a corporate insider of LifeStance Health Group, Inc. (LFST). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Darren M. Black last file a Form 4?
The most recent primary Form 4 on record is dated 14 May 2026, one of 3 filings going back to 2025.
Has Darren M. Black been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($120.19M) across all tracked filings.
Where can I see all of Darren M. Black'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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