MASS 908 Devices Inc.
Price Chart
Executive Summary
Three insiders at 908 Devices sold a combined $1.71M in shares over a one-week window, including the CFO, a director, and a 10% owner. The selling represents approximately 0.52% of the company's $327M market cap, crossing the materiality threshold. While the CFO's sale is modest, the 10% owner's $1.48M sale is the dominant component, and the cluster includes a director sale after the window closed, suggesting coordinated or opportunistic selling.
Key Financial Metrics
Actionable Insight
The cluster selling, particularly the 10% owner's large reduction, warrants close monitoring for upcoming earnings or material news. The absence of any insider buying alongside the selling is a bearish signal. Watch for any 8-K filings or press releases in the next two weeks that could explain the coordinated selling.
Key Facts
- Three insiders sold a total of $1.71M in shares from May 28 to June 3, 2026.
- 10% owner AWM Investment Company sold 170,400 shares ($1.48M) on May 28.
- CFO Joseph Griffith sold 6,900 shares ($63K) on May 28.
- Director Christopher Brown sold 20,000 shares ($175K) on June 3.
- Total selling equals ~0.52% of MASS's $327M market cap, above the 0.5% materiality threshold.
- No insider purchases were reported in the cluster.
Financial Impact
Insider selling of $1.71M represents 0.52% of market cap, a significant cluster for a small-cap company.
Risk Factors
- Potential undisclosed negative catalyst prompting insider selling.
- Further insider selling could pressure the stock price.
- 10% owner reducing stake may signal loss of confidence in near-term prospects.
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-MASS-1780604239050 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 13, 2026
2d ago
|
Institutional Cluster
| — | awaiting T+5 | — | — |
|
Jun 5, 2026
9d ago
|
Insider Cluster
| $7.93 awaiting T+5 | awaiting T+5 | — | $8.27 (+4.29%) |
|
Jun 5, 2026
9d ago
|
Insider Cluster
| $7.93 awaiting T+5 | awaiting T+5 | — | $8.27 (+4.29%) |
|
Jun 5, 2026
9d ago
|
Insider Cluster
| $8.59 awaiting T+5 | awaiting T+5 | — | $8.27 (−3.73%) |
|
Jun 4, 2026
10d ago
|
Insider Cluster
| $8.59 awaiting T+5 | awaiting T+5 | — | $8.27 (+3.73%) |
|
Jun 4, 2026
10d ago
|
Insider Cluster
| $8.59 awaiting T+5 | awaiting T+5 | — | $8.27 (+3.73%) |
|
May 29, 2026
16d ago
|
Insider Cluster
| $8.63 $7.93 | ▲ +8.11% | ▲ +5.36% | $8.27 (+4.17%) |
|
May 29, 2026
16d ago
|
Insider Cluster
| $8.63 $7.93 | ▲ +8.11% | ▲ +5.36% | $8.27 (+4.17%) |
|
May 6, 2026
5w ago
|
8-K
| $8.06 $7.65 | ▼ −5.09% | ▼ −6.22% | $8.27 (+2.61%) |
|
May 6, 2026
5w ago
|
Insider Cluster
| $8.06 $7.65 | ▼ −5.09% | ▼ −6.22% | $8.27 (+2.61%) |
US Market Status
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