Not held in any tracked 13F filing yet.
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| May 2, 2022 | Brunsberg Jacob | President and CEO, Director | Buy (P) | 2K | $3K |
| Apr 29, 2022 | RUPORT MARK | Director | Buy (P) | 15K | $20K |
| Oct 29, 2021 | RUPORT MARK | President and CEO, Director | Buy (P) | 10K | $30K |
| Nov 2, 2020 | RUPORT MARK | President and CEO, Director | Buy (P) | 5K | $11K |
| Aug 9, 2019 | Schwartz Carl I. | 10% Owner | Buy (P) | 62K | $47K |
| Aug 8, 2019 | Schwartz Carl I. | 10% Owner | Buy (P) | 438K | $302K |
| May 7, 2019 | Schwartz Carl I. | 10% Owner | Buy (P) | 400K | $560K |
| Aug 29, 2018 | Schwartz Carl I. | 10% Owner | Buy (P) | 89K | $91K |
| Aug 28, 2018 | Schwartz Carl I. | 10% Owner | Buy (P) | 7K | $8K |
| Aug 27, 2018 | Schwartz Carl I. | 10% Owner | Buy (P) | 8K | $8K |
| Aug 24, 2018 | Schwartz Carl I. | 10% Owner | Buy (P) | 100K | $103K |
| Aug 23, 2018 | Schwartz Carl I. | 10% Owner | Buy (P) | 57K | $59K |
Connected entities for SGLB
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/SGLB/capital-change-brief"
Use Arkolith's capital_change_brief for SGLB. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for SGLB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.