This is a routine, small-scale insider sale by a venture capital affiliate and carries no material signal for the stock. Monitor for any subsequent Form 4 filings to confirm execution, but no trading action is warranted based on this notice alone.
Price Chart
Executive Summary
Summit Investors GE IX/VC IV, LLC, a major pre-IPO investor in LifeStance Health Group, filed a Form 144 notice of intent to sell 12,165 shares of common stock, with an estimated aggregate market value of approximately $129,192. This is a routine, small disposition by a venture capital affiliate relative to its likely large holdings and the company's $4.2B market cap. The sale represents a negligible fraction of the insider's position and is not a signal of deteriorating fundamentals, though it adds modest near-term supply.
Key Facts
- Summit Investors GE IX/VC IV, LLC filed a Form 144 to sell 12,165 shares of LFST common stock.
- Estimated aggregate market value of the proposed sale is approximately $129,192.
- The shares were acquired pre-IPO on June 10, 2021, via a pre-IPO transaction.
- The sale is to be executed through Citadel Securities LLC.
- The filing date is August 10, 2026.
Financial Impact
Proposed sale of 12,165 shares valued at ~$129,192, representing a negligible fraction of the company's $4.2B market cap.
Risk Factors
- The sale may still be executed, adding minor near-term selling pressure.
- Insider selling by a pre-IPO investor could be interpreted negatively by some market participants, though the amount is immaterial.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001654074-26-000003 |
| Document: 0001654074-26-000003-index.html | 0001654074-26-000003 |
| Document: 0001654074-26-000003.txt | 0001654074-26-000003 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 20, 2026 7d ago | Court Ruling | $12.33 $12.56 | ▲ +1.87% | ▲ +3.05% | $13.18 (+6.85%) |
Oct 16, 2026 10d ago | 8-K | $11.77 $12.22 | ▲ +3.82% | ▲ +3.49% | $13.18 (+11.94%) |
Oct 15, 2026 11d ago | Press Release | $11.74 | awaiting T+1 | — | $13.18 (+12.22%) |
Oct 5, 2026 21d ago | SC 13G/A | $12.22 $12.12 | ▼ −0.82% | ▼ −1.37% | $13.18 (+7.82%) |
Sep 22, 2026 4w ago | Institutional Cluster | $12.55 $12.08 | ▼ −3.75% | ▼ −3.02% | $13.18 (+4.98%) |
Sep 11, 2026 6w ago | 8-K | $13.38 $13.06 | ▲ +2.39% | ▲ +1.93% | $13.18 (+1.53%) |
Aug 18, 2026 9w ago | Insider Cluster | $12.83 $12.65 | ▲ +1.40% | ▲ +0.56% | $13.18 (−2.69%) |
Aug 14, 2026 10w ago | Insider Cluster | $12.55 $12.36 | ▲ +1.51% | ▲ +0.84% | $13.18 (−4.98%) |
Aug 14, 2026 10w ago | 144 | $12.42 $12.55 | ▲ +1.05% | ▲ +1.52% | $13.18 (+6.08%) |
Aug 13, 2026 10w ago | Insider Cluster | $12.42 $12.55 | ▼ −1.05% | ▼ −1.52% | $13.18 (−6.08%) |
US Market Status
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