The selling is too small in dollar terms and as a percentage of market cap to carry any informational signal. Traders should treat this as noise — no bearish read-through. Continue monitoring next insider transaction cluster for any >$2M or C-suite pattern change.
Price Chart
Executive Summary
Two MGNI insiders, including the Chief Technology Officer, sold shares totaling ~$592K in the past week. The total dollar value represents only ~0.02% of MGNI's $2.9B market cap, making the sales negligible as a percentage of the company. The CTO's sale ($188K) and another executive's sale ($404K) are likely routine portfolio sales given the trivial size relative to market cap, with no additional bearish signal warranted.
Key Financial Metrics
Key Facts
- Two MGNI insiders sold shares in the last 7 days totaling ~$592K.
- The CTO, David Buonasera, sold roughly $188K worth of shares.
- Sean Patrick Buckley sold roughly $404K worth of shares.
- Total insider sales represent approximately 0.02% of MGNI's $2.9B market cap.
- Prior 30-day insider activity showed 7 sells totaling $2.7M, reinforcing a pattern of routine selling.
Financial Impact
Total insider sales of $592K — trivial at 0.02% of market cap. Non-material for stock price.
Risk Factors
- A larger cluster of selling could emerge and shift the signal; watch for >$5M in sales.
- If preceding earnings or guidance is weak, even small sales could be read as confirmation by the market.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-MGNI-1783670635515 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 11, 2026 22d ago | Insider Cluster | $23.77 $23.84 | ▲ +0.29% | ▲ +0.74% | $25.44 (+7.03%) |
Sep 10, 2026 22d ago | Press Release | $23.55 $23.77 | ▲ +0.93% | ▲ +0.08% | $25.44 (+8.03%) |
Sep 10, 2026 23d ago | Insider Cluster | $23.55 $23.77 | ▲ +0.93% | ▲ +0.08% | $25.44 (+8.03%) |
Sep 3, 2026 4w ago | Insider Cluster | $24.63 $24.14 | ▼ −1.99% | ▼ −1.60% | $25.44 (+3.29%) |
Aug 12, 2026 7w ago | Insider Cluster | $24.34 $24.58 | ▲ +0.99% | ▲ +0.29% | $25.44 (+4.52%) |
Aug 12, 2026 7w ago | Insider Cluster | $24.34 $24.58 | ▼ −0.99% | ▼ −0.29% | $25.44 (−4.52%) |
Aug 12, 2026 7w ago | Insider Cluster | $24.34 $24.58 | ▼ −0.99% | ▼ −0.29% | $25.44 (−4.52%) |
Aug 10, 2026 7w ago | 144 | $24.30 $24.34 | ▲ +0.16% | ▼ −0.09% | $25.44 (+4.69%) |
Aug 7, 2026 8w ago | Insider Cluster | $24.21 $24.30 | ▼ −0.37% | ▼ −0.69% | $25.44 (−5.08%) |
Aug 7, 2026 8w ago | Insider Cluster | $24.21 $24.30 | ▲ +0.37% | ▲ +0.69% | $25.44 (+5.08%) |
US Market Status
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