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$GBIO All transactions

Generation Bio Co.

M

$ Value

Shares

1,673

Price

Filed

Feb 4

Insider

Name

Howze Yalonda

Title

INTERIM CEO & PRESIDENT

CIK

0001828153

Roles

Officer

Transaction Details

Transaction Date

2026-02-02

Code

M

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

4,254

Footnotes

Each restricted stock unit represents the right to receive one share of the company's common stock. | The grant of 53,550 restricted stock units was made on April 5, 2023. Pursuant to the terms of that certain Agreement and Plan of Merger, by and among the Issuer, XOMA Royalty Corporation ("Parent") and Parent's wholly-owned subsidiary, XRA 7 Corp., dated as of December 15, 2025 (the "Merger Agreement"), prior to the effective time of the merger as contemplated by the Merger Agreement, each restricted stock unit of the Issuer that was outstanding and unvested became vested in full on February 2, 2026.

Filing Info

Accession No.

0001828153-26-000004

Form Type

4

Issuer CIK

0001733294

Howze Yalonda's History

Date Ticker Type Value
2026-02-09 GBIO U
2026-02-09 GBIO D
2026-02-09 GBIO D
2026-02-09 GBIO D
2026-02-09 GBIO D
2026-02-02 GBIO M
2026-02-02 GBIO F $3K
2026-02-02 GBIO M $0
2026-01-15 GBIO M
2026-01-15 GBIO F $558

Other Insiders at GBIO (90d)

Insider Bought Sold Last
JONAS JEFFREY M 2026-02-09
Rowland Charles A Jr 2026-02-09
Christensen Gustav 2026-02-09
Quinn Anthony G. 2026-02-09
Rhodes Jason P 2026-02-09
Atlas Venture Fund X, L.P. 2026-02-09
Cooper Ronald Harold Wilfred 2026-02-09
Stehman-Breen Catherine 2026-02-09
MCDONOUGH GEOFF 2026-02-09
Nicholson Donald William 2026-02-09
Howze Yalonda
INTERIM CEO & PRESIDENT
2026-02-02
Howze Yalonda
INTERIM CEO AND PRESIDENT
2026-02-09
Appelhans Dannielle 2026-02-09
Conway Kevin John
CHIEF FINANCIAL OFFICER
2026-02-09
Conway Kevin John
Chief Financial Officer
2026-02-02