RKLB Rocket Lab Corp
Price Chart
Executive Summary
A cluster of insider selling at Rocket Lab Corp (RKLB) saw four insiders, including a director and the President of Rocket Lab USA, sell a total of $6.65M in open-market transactions on May 28, 2026. While the dollar amount is modest relative to the $69.4B market cap (~0.01%), the concentration of sales by senior leadership on a single day is notable. The cluster is amplified by the absence of any recent insider buying and the company's elevated stock price.
Key Financial Metrics
Actionable Insight
The cluster of sales by a director and multiple senior executives on the same day is a bearish signal, though the dollar amount is small relative to market cap. Monitor for any material news (e.g., secondary offering, earnings pre-announcement) that could explain the timing. If the stock continues to rally without insider buying, it may indicate insiders view the current valuation as stretched.
Key Facts
- Four insiders sold shares on May 28, 2026, totaling $6.65M in open-market sales.
- Director Alexander Slusky sold 40,000 shares for $5.96M, representing ~90% of the total cluster value.
- President Marvin Clevenger sold 3,500 shares for $513K.
- COO Frank Klein and SVP/GC Arjun Kampani sold smaller amounts ($100K and $72K, respectively).
- Total sales represent approximately 0.01% of the company's $69.4B market cap.
- No insider open-market purchases were reported in the cluster window.
- Two non-cash transactions (a grant and a gift) were also filed but have no economic impact.
Financial Impact
Insider sales of $6.65M represent ~0.01% of market cap — trivial in absolute size but concentrated among senior leadership.
Risk Factors
- Insider sales may be part of pre-arranged 10b5-1 plans, reducing their informational value.
- The small dollar amount relative to market cap limits the bearish signal's magnitude.
- No negative corporate events (earnings miss, guidance cut) are explicitly tied to this cluster.
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-RKLB-1780697410936 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 5, 2026
4d ago
|
Insider Cluster
| $109.00 awaiting T+1 | awaiting T+1 | — | $113.65 (+4.27%) |
|
Jun 5, 2026
4d ago
|
3
| $109.50 awaiting T+1 | awaiting T+1 | — | $113.65 (+3.79%) |
|
Jun 1, 2026
8d ago
|
Insider Cluster
| $123.32 $114.70 | ▲ +6.99% | ▲ +6.27% | $113.65 (+7.84%) |
|
Jun 1, 2026
8d ago
|
Insider Cluster
| $123.32 $114.70 | ▼ −6.99% | ▼ −6.30% | $113.65 (−7.84%) |
|
Jun 1, 2026
8d ago
|
Insider Cluster
| $123.32 $114.70 | ▼ −6.99% | ▼ −6.30% | $113.65 (−7.84%) |
|
May 29, 2026
12d ago
|
Insider Cluster
| $143.48 $122.39 | ▲ +14.70% | ▲ +14.96% | $113.65 (+20.79%) |
|
May 27, 2026
13d ago
|
144
| $148.03 $143.48 | ▼ −3.07% | ▼ −3.32% | $113.65 (−23.23%) |
|
May 27, 2026
13d ago
|
144
| $150.23 $148.03 | ▼ −1.46% | ▼ −2.02% | $113.65 (−24.35%) |
|
May 27, 2026
14d ago
|
144
| $150.23 $148.03 | ▼ −1.46% | ▼ −2.02% | $113.65 (−24.35%) |
|
May 27, 2026
14d ago
|
144
| $150.23 $148.03 | ▼ −1.46% | ▼ −2.02% | $113.65 (−24.35%) |
US Market Status
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