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CIK 0002044950

Bambusa Therapeutics, Inc.

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Ticker
BBTX
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Incorporated
DE
Entity type
other
EIN
992083913
Phone
(617) 848-6188
Business address
22 BOSTON WHARF ROAD, FLOOR 7, BOSTON, MA
Open-market buys, last 90 days
$58,639,957
in 3 filings
Open-market sales, last 90 days
$0
in 0 filings

Net +$58,639,957. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. RA CAPITAL MANAGEMENT, L.P. +$46.6M Director 1 filing
  2. Jeggle Helmut Wolfgang +$6.0M Director 1 filing
  3. Salvia Investment GmbH +$6.0M 10% owner 1 filing
Date Insider Transaction Shares Price Value Owned after
2026-11-02 RA CAPITAL MANAGEMENT, L.P. Director Conversion +3,144,858 3,598,678
2026-11-02 RA CAPITAL MANAGEMENT, L.P. Director Conversion +1,331,080 1,331,080
2026-11-02 RA CAPITAL MANAGEMENT, L.P. Director Purchase +2,335,109 $16.00 $37.4M 5,933,787
2026-11-02 RA CAPITAL MANAGEMENT, L.P. Director Purchase +164,891 $16.00 $2.6M 1,495,971
2026-11-02 RA CAPITAL MANAGEMENT, L.P. Director Conversion · Series A-1 Preferred Stock −2,844,910 0
2026-11-02 RA CAPITAL MANAGEMENT, L.P. Director Conversion · Series A-1 Preferred Stock −1,278,148 0
2026-11-02 RA CAPITAL MANAGEMENT, L.P. Director Conversion · Series A-2 Preferred Stock −299,948 0
2026-11-02 RA CAPITAL MANAGEMENT, L.P. Director Conversion · Series A-2 Preferred Stock −52,932 0
2026-11-02 Salvia Investment GmbH 10% owner Conversion +4,769,701 8,889,301
2026-11-02 Salvia Investment GmbH 10% owner Purchase +375,000 $16.00 $6.0M 9,264,301
2026-11-02 Salvia Investment GmbH 10% owner Conversion · Series Seed Plus Preferred Stock −3,135,066 0
2026-11-02 Salvia Investment GmbH 10% owner Conversion · Series A-1 Preferred Stock −1,473,775 0
2026-11-02 Salvia Investment GmbH 10% owner Conversion · Series A-2 Preferred Stock −160,860 0
2026-11-02 Xu Shanshan See remarks Conversion +16,358 840,277
2026-11-02 Xu Shanshan See remarks Conversion +147,238 7,562,518
2026-11-02 Xu Shanshan See remarks Conversion · Series Seed Plus Preferred Stock −4,155 0
2026-11-02 Xu Shanshan See remarks Conversion · Series Seed Preferred Stock −10,450 0
2026-11-02 Xu Shanshan See remarks Conversion · Series A-1 Preferred Stock −1,753 0
2026-11-02 Xu Shanshan See remarks Conversion · Series Seed Plus Preferred Stock −37,399 0
2026-11-02 Xu Shanshan See remarks Conversion · Series Seed Preferred Stock −94,050 0

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