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Insider Cluster (2 insiders) ·Filed Nov 2, 2026
BB

BBTX

Bambusa Therapeutics, Inc.
BULLISH
Impact 5/10
Horizonweeks Processed1d 12h ago
Insider cluster: 2 insiders, $12.0M total
Actionable Insight ▲ Bullish

The simultaneous open-market purchases by two 10% owners, combined with large derivative conversions, may signal confidence in the company's near-term prospects. Monitor for any upcoming corporate events or disclosures that could explain the timing.

DirectionBullish
Confidencemedium
Horizonweeks

Price Chart

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Executive Summary

Two 10% owners (Jeggle Helmut Wolfgang and Salvia Investment GmbH) each purchased 375,000 shares of BBTX at $16.00 on November 2, 2026, for a combined $12 million in open-market buys. The purchases are not under 10b5-1 plans and coincide with the conversion of large derivative positions by the same insiders, suggesting a coordinated rebalancing or expression of confidence.

Key Financial Metrics

Direction
buying
Total Value
$12.0M
Insiders
2

Key Facts

  • Two 10% owners each bought 375,000 shares at $16.00 on 2026-11-02, total $12M open-market purchases.
  • Both purchases are not under 10b5-1 plans.
  • The same insiders also converted large derivative holdings (non-cash) on the same day.
  • No market cap is provided, but the $12M purchase is substantial relative to typical insider activity.
  • The recent insider activity snapshot shows 1 buy totaling $6.0M in the prior 30 days, making this cluster double that amount in a single day.

Financial Impact

Two 10% owners invested $12 million in open-market purchases at $16.00 per share.

insider ownershipdilution from derivative conversions

Risk Factors

  • The derivative conversions could indicate a broader capital structure change or dilution event.
  • Without market cap data, the materiality of the $12M purchase relative to company size is uncertain.
  • The cluster may be part of a pre-arranged plan not fully disclosed.

Market Snapshot

Exchange
Nasdaq

Investment Themes

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-BBTX-1793653661920
4 reports for BBTX
Performance horizon
Filters
Rows
Reports for BBTX, sortable and filterable
TypeNow
Nov 3, 2026
today
Insider Buy
BULLISH ★ 5/10
$16.16awaiting T+20awaiting T+20$16.00 (−0.99%)
Nov 3, 2026
today
Insider Cluster
BULLISH ★ 5/10
$16.16awaiting T+20awaiting T+20$16.00 (−0.99%)
Nov 2, 2026
1d ago
8-K
NEUTRAL ★ 2/10
$15.99awaiting T+20awaiting T+20$16.00 (+0.06%)
Nov 2, 2026
1d ago
Insider Cluster
BULLISH ★ 5/10
$15.99awaiting T+20awaiting T+20$16.00 (+0.06%)
Showing 4 of 4

US Market Status

Market Closed · Opens in 4h 29m

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Report published Nov 2, 2026