| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 4, 2026 | AWM Investment Company, Inc. | 10% Owner | Sell (S) | 39.8K | $357K |
| Jun 3, 2026 | Brown Christopher D. | Director | Sell (S) | 20.0K | $175K |
| Jun 2, 2026 | AWM Investment Company, Inc. | 10% Owner | Sell (S) | 2.5K | $22K |
| Company | Co-held by | Combined value |
|---|---|---|
| Microsoft CorpMSFT | 24 funds | $121.6B |
| Meta Platforms Inc AMETA | 24 funds | $56.5B |
| Salesforce IncCRM | 24 funds | $11.0B |
| Amazon.com IncAMZN | 23 funds | $87.5B |
| Alphabet AGOOGL | 23 funds | $70.4B |
| Oracle CorpORCL | 23 funds | $13.6B |
| UnitedHealth Group IncUNH | 23 funds | $13.4B |
| Honeywell International IncHON | 23 funds | $7.7B |
| Newmont CorpNEM | 23 funds | $7.1B |
| Comcast Corp ACMCSA | 23 funds | $6.6B |
| SLB NVSLB | 23 funds | $6.3B |
| NVIDIA CorpNVDA | 22 funds | $185.2B |
Ranked by how many of MASS's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MASS. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.