Summary
Updated Aug 31, 2026
Cynosure Group, LLC files SEC Form 4 reports at Black Rock Coffee Bar, Inc. (BRCB). 1 SEC Form 4 filing on record, dated 19 May 2026. Most recent open-market trade: bought $8.56M of BRCB on 19 May 2026. Lifetime open-market purchases: $72.99M.
Recent Transactions
4Every recent SEC Form 4 transaction Cynosure Group, LLC has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Cynosure Group, LLC go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. The typical open-market purchase is $24.33M (3 buys totaling $72.99M). The largest single buy on record is $64.43M of BRCB in 2026. 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 Cynosure Group, LLC 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.
- Viking Cake BR, LLC - $62.38M of BRCB open-market activity in the last 12 months
- Bryan Douglas Pereboom - $62.38M of BRCB open-market activity in the last 12 months
- Daniel Jordan Brand - $62.38M of BRCB open-market activity in the last 12 months
- Jacob Virgil Spellmeyer - $62.38M of BRCB open-market activity in the last 12 months
- Jeffrey Robert Hernandez - $62.38M of BRCB open-market activity in the last 12 months
- Clay Howard Geyer - $300K of BRCB 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
What is Cynosure Group, LLC?
Cynosure Group, LLC is a corporate entity of Black Rock Coffee Bar, Inc. (BRCB). InsiderAlpha holds 1 primary Form 4 filing for it, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Cynosure Group, LLC last file a Form 4?
The only primary Form 4 on record is dated 19 May 2026.
Has Cynosure Group, LLC been buying or selling stock?
Recorded transactions: 3 open-market purchases ($72.99M) and 0 open-market sales across all tracked filings.
Where can I see all of Cynosure Group, 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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