Salvia Investment GMBH Buys $6M of Bambusa Therapeutics Inc (BBTX) — SEC Form 4, Nov 02, 2026

Open-Market Net Purchase · SEC Form 4

+$6,000,000

Equity position changed by +124.9%

Reporting Owner

Salvia Investment GMBH

10%+

TXN 2026-11-02 · FILED 2026-11-02

Equity Position 9.26M sh 4,119,600 → 9,264,301

Equity Change +124.9% shares held after vs before

Filing Lag 0 business days within 2-day SEC deadline

Form 4 · Statement of Changes in Beneficial Ownership

Bambusa Therapeutics Inc

BBTX CIK 0002044950

Reporting Owner

Name	Relationship
Salvia Investment GMBH CIK 0002162499	10% Owner

Salvia Investment GMBH at Bambusa Therapeutics Inc Full insider history

Bought (12 mo) $6,000,000

Sold (12 mo) —

Non-Derivative Securities Transactions

Title	Date	Type	Shares	Price	Net Total	Post-Txn	Ownership
Common StockF1	2026-11-02	C - Conversion	4,769,701 A		—	8,889,301	Direct
Common Stock	2026-11-02	P - Purchase	375,000 A	$16.00	+$6,000,000	9,264,301	Direct

Derivative Securities Transactions

Title	Date	Type	Shares	Price	Underlying	Ownership
Series Seed Plus Preferred StockF1 F1 F1	2026-11-02	C - Conversion	3,135,066 D	$0.00	3,135,066 Common Stock	Direct
Series A-1 Preferred StockF1 F1 F1	2026-11-02	C - Conversion	1,473,775 D	$0.00	1,473,775 Common Stock	Direct
Series A-2 Preferred StockF1 F1 F1	2026-11-02	C - Conversion	160,860 D	$0.00	160,860 Common Stock	Direct

Footnotes (1)

F1: All shares of the preferred stock, par value $0.00001 per share, of the Issuer automatically converted on a one-for-one basis to shares of the Issuer's common stock, par value $0.00001 per share ("Common Stock") prior to the closing of the Issuer's initial public offering of its Common Stock. Show more

5%+ Holders · 13D/G 2 filers

Latest Schedule 13D/G per filer; stakes the filer reported closed are left out.

Other insiders at Bambusa Therapeutics Inc

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