Monitor for an upcoming earnings release or material corporate event that may have prompted insiders to sell ahead of potential volatility. The cluster's timing after option exercises suggests a routine post-vesting liquidity event, but the lack of any insider buying in the cluster is a mild negative signal. Watch for any subsequent 8-K filings or guidance changes.
Price Chart
Executive Summary
Three Viant Technology insiders, including CEO Timothy Vanderhook and COO Christopher Vanderhook, sold a total of $187K in open-market shares over a 7-day window ending July 21, 2026. The sales are modest relative to the $723M market cap (0.026%), but the involvement of both C-suite executives and a 10% owner in a coordinated cluster warrants attention, especially given the stock's recent strong performance. The cluster is predominantly selling, with no offsetting open-market purchases, suggesting insiders are taking profits or managing liquidity after option exercises.
Key Financial Metrics
Key Facts
- CEO Timothy Vanderhook sold 12,500 shares (open-market) across July 21-23 for ~$137,644 total.
- COO Christopher Vanderhook sold 12,500 shares (open-market) across July 21-23 for ~$137,644 total.
- Capital V LLC (10% owner) sold 37,500 shares (open-market) across July 21-23 for ~$412,933 total.
- Total open-market sales by the cluster: ~$687,000 over 3 days.
- All three insiders also exercised options on July 21 (non-cash, $0 value), with shares disposed to the issuer for tax withholding.
- Sales represent ~0.095% of DSP's $723M market cap — below the 0.1% threshold for materiality but notable as a coordinated C-suite cluster.
Financial Impact
Insiders sold ~$687K in open-market shares, or 0.095% of market cap. No material financial impact from the trades themselves.
Risk Factors
- Insider selling may signal management's view that the stock is fairly valued or overvalued at current levels (~$10.47-$11.70).
- The cluster's sales are small relative to market cap, limiting the bearish signal's strength.
- No insider buying to offset the selling — one-sided bearish cluster.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-DSP-1784858468174 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 23, 2026 3d ago | SC 13G/A | $13.81 | awaiting T+60 | — | $13.82 (+0.07%) |
Sep 17, 2026 5w ago | 8-K | $11.88 | awaiting T+60 | — | $13.82 (+16.33%) |
Sep 16, 2026 5w ago | 144 | $10.02 | awaiting T+60 | — | $13.82 (+37.92%) |
Sep 16, 2026 5w ago | 424B5 | $10.02 | awaiting T+60 | — | $13.82 (−37.92%) |
Aug 12, 2026 10w ago | 3 | $12.98 | awaiting T+60 | — | $13.82 (+6.47%) |
Aug 10, 2026 11w ago | 8-K | $13.19 | awaiting T+60 | — | $13.82 (+4.78%) |
Aug 10, 2026 11w ago | 8-K | $13.19 | awaiting T+60 | — | $13.82 (+4.78%) |
Jul 27, 2026 13w ago | Insider Cluster | $11.36 $13.54 | ▲ +19.19% | ▲ +14.84% | $13.82 (+21.65%) |
Jul 23, 2026 13w ago | Insider Cluster | $10.70 $12.80 | ▼ −19.63% | ▼ −15.90% | $13.82 (−29.16%) |
Jul 6, 2026 16w ago | 144 | $12.68 $12.31 | ▼ −2.92% | ▼ −4.91% | $13.82 (+8.99%) |
US Market Status
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