Bambusa Therapeutics Inc. (BBTX) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Bambusa Therapeutics Inc.
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-10-30
Purchase
2026-11-03
6:09 pm
Bambusa Therapeutics Inc.BBTXRA CAPITAL MANAGEMENT L.P.
RA Capital Healthcare Fund LP
RA Capital Nexus Fund III L.P.
Kolchinsky Peter
Shah Rajeev M.
Director
10% Owner
2,953,820$15.79$46,639,9571,495,971
(Indirect)
View
2026-11-02
Purchase
2026-11-02
4:07 pm
Bambusa Therapeutics Inc.BBTXSalvia Investment GmbH
10% Owner
375,000$16$6,000,0009,264,301
(Direct)
View
2026-11-02
Purchase
2026-11-02
4:06 pm
Bambusa Therapeutics Inc.BBTXJeggle Helmut Wolfgang
Director
10% Owner
375,000$16$6,000,0009,264,301
(Indirect)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-11-02
Conversion
2026-11-03
6:09 pm
N/A
N/A
Bambusa Therapeutics Inc.BBTXRA CAPITAL MANAGEMENT L.P.
RA Capital Healthcare Fund LP
RA Capital Nexus Fund III L.P.
Kolchinsky Peter
Shah Rajeev M.
Director
10% Owner
8,951,876$01,495,971
(Indirect)
View
2026-11-02
Conversion
2026-11-02
4:07 pm
N/A
N/A
Bambusa Therapeutics Inc.BBTXSalvia Investment GmbH
10% Owner
9,539,402$09,264,301
(Direct)
View
2026-11-02
Conversion
2026-11-02
4:06 pm
N/A
N/A
Bambusa Therapeutics Inc.BBTXJeggle Helmut Wolfgang
Director
10% Owner
9,539,402$09,264,301
(Indirect)
View
2026-11-02
Conversion
2026-11-02
4:04 pm
N/A
N/A
Bambusa Therapeutics Inc.BBTXXu Shanshan
MiNeng Inc.
See remarks
10% Owner
327,192$07,562,518
(Indirect)
View
2026-10-29
Option Award
2026-11-02
4:01 pm
N/A
2036-10-28
Bambusa Therapeutics Inc.BBTXXu Shanshan
See remarks
10% Owner
1,137,306$01,137,306
(Direct)
View

Ownership
2026-10-29
4:34 pm
N/A
N/A
Bambusa Therapeutics Inc.BBTXSalvia Investment GmbH
10% Owner
0$08,889,301
(Direct)
View

Ownership
2026-10-29
4:33 pm
N/A
N/A
Bambusa Therapeutics Inc.BBTXRA CAPITAL MANAGEMENT L.P.
RA Capital Healthcare Fund LP
RA Capital Nexus Fund III L.P.
Kolchinsky Peter
Shah Rajeev M.
Director
10% Owner
0$04,475,938
(Indirect)
View

Ownership
2026-10-29
4:33 pm
N/A
N/A
Bambusa Therapeutics Inc.BBTXJeggle Helmut Wolfgang
Director
10% Owner
0$08,889,301
(Indirect)
View

Ownership
2026-10-29
4:31 pm
N/A
2036-07-09
Bambusa Therapeutics Inc.BBTXLiang Howard
Director
0$0153,908
(Direct)
View

Ownership
2026-10-29
4:28 pm
N/A
2036-09-17
Bambusa Therapeutics Inc.BBTXLieber Jonathan I
Chief Financial Officer
0$0440,282
(Direct)
View

Ownership
2026-10-29
4:27 pm
N/A
2034-12-18
Bambusa Therapeutics Inc.BBTXHo Minh Quoc Thang
See remarks
0$0673,383
(Direct)
View

Ownership
2026-10-29
4:26 pm
N/A
N/A
Bambusa Therapeutics Inc.BBTXXu Shanshan
MiNeng Inc.
See remarks
10% Owner
0$08,815,100
(Indirect)
View