The sale is de minimis and likely a routine distribution by a pre-IPO VC investor. No immediate trading signal. Monitor for any larger insider sales or lock-up expirations that could indicate broader selling pressure.
Price Chart
Executive Summary
Lightspeed Venture Partners affiliates (Lightspeed General Partner IX, Lightspeed Management Company, and Lightspeed General Partner Select II) filed Form 144 notices to sell a combined 11,726 Class A shares of Rubrik, Inc., with an estimated total value of approximately $982,638. The shares were acquired in a 2014 private placement, and the proposed sale is tiny relative to Rubrik's $17.4B market cap, representing a routine affiliate distribution rather than a material insider signal.
Key Facts
- Three Lightspeed affiliates filed Form 144 on July 13, 2026, proposing to sell 11,726 Class A shares in aggregate.
- Estimated total sale value is approximately $982,638 (Lightspeed GP IX: 7,592 shares / $636,210; Lightspeed Management: 3,979 shares / $333,440; Lightspeed GP Select II: 155 shares / $12,989).
- All shares were originally acquired in a private placement on January 27, 2014, and are being sold through Merrill Lynch.
- The proposed sale represents less than 0.006% of Rubrik's $17.4B market cap, making it immaterial in size.
Financial Impact
Proposed sale of ~$982,638 in Class A shares, negligible relative to $17.4B market cap.
Risk Factors
- None material from this filing; the sale is too small to affect supply/demand dynamics.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 18 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (RBRK) — Batch item 1 | 0001628280-26-048065 |
| Document: 0001628280-26-048065-index.html | 0001628280-26-048064 |
| Document: 0001628280-26-048065.txt | 0001628280-26-048063 |
| 144 Filing (RBRK) — Batch item 4 | 0001628280-26-048064 |
| Document: 0001628280-26-048064-index.html | 0001628280-26-048064 |
| Document: 0001628280-26-048064.txt | 0001628280-26-048063 |
| 144 Filing (RBRK) — Batch item 7 | 0001628280-26-048063 |
| Document: 0001628280-26-048063-index.html | 0001628280-26-048065 |
| Document: 0001628280-26-048063.txt | 0001628280-26-048065 |
| 144 Filing (RBRK) — Batch item 10 | 0001628280-26-048065 |
| Document: 0001628280-26-048065-index.html | 0001628280-26-048065 |
| Document: 0001628280-26-048065.txt | 0001628280-26-048065 |
| 144 Filing (RBRK) — Batch item 13 | 0001628280-26-048064 |
| Document: 0001628280-26-048064-index.html | 0001628280-26-048065 |
| Document: 0001628280-26-048064.txt | 0001628280-26-048065 |
| 144 Filing (RBRK) — Batch item 16 | 0001628280-26-048063 |
| Document: 0001628280-26-048063-index.html | 0001628280-26-048065 |
| Document: 0001628280-26-048063.txt | 0001628280-26-048065 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 11, 2026 21d ago | Insider Cluster | $86.65 $106.71 | ▲ +23.15% | ▲ +23.37% | $118.58 (+36.85%) |
Sep 4, 2026 28d ago | Insider Cluster | $93.67 $100.20 | ▲ +6.97% | ▲ +8.18% | $118.58 (+26.59%) |
Aug 28, 2026 4w ago | 3 | $93.04 $91.44 | ▼ −1.72% | ▼ −1.58% | $118.58 (+27.45%) |
Aug 5, 2026 8w ago | Insider Cluster | $84.60 $105.09 | ▲ +24.22% | ▲ +23.01% | $118.58 (+40.17%) |
Aug 4, 2026 8w ago | Insider Cluster | $84.81 $96.73 | ▲ +14.05% | ▲ +13.70% | $118.58 (+39.82%) |
Jul 16, 2026 11w ago | Insider Cluster | $79.82 $72.63 | ▼ −9.01% | ▼ −7.34% | $118.58 (+48.56%) |
Jul 14, 2026 11w ago | Insider Cluster | $88.05 $78.18 | ▼ −11.21% | ▼ −9.91% | $118.58 (+34.67%) |
Jul 13, 2026 11w ago | 144 | $88.05 $78.18 | ▼ −11.21% | ▼ −9.91% | $118.58 (+34.67%) |
Jul 8, 2026 12w ago | Insider Cluster | $88.75 $79.82 | ▼ −10.06% | ▼ −9.93% | $118.58 (+33.61%) |
Jul 1, 2026 13w ago | Insider Cluster | $83.64 $88.75 | ▲ +6.11% | ▲ +5.18% | $118.58 (+41.77%) |
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