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$BOLT All transactions

Bolt Biotherapeutics, Inc.

A

$ Value

Shares

1,810

Price

Filed

Dec 16

Insider

Name

O'CALLAGHAN BRIAN

Title

CIK

0001415015

Roles

Director

Transaction Details

Transaction Date

2025-12-12

Code

A

Table

Derivative

Ownership

Direct

Equity Swap

No

Shares After

1,810

Footnotes

The option is fully vested and exercisable. | The reporting person agreed to cancellation of an option granted on November 17, 2021, in exchange for a new option having a lower exercise price. | The reporting person agreed to cancellation of an option granted on March 24, 2022, in exchange for a new option having a lower exercise price. | The reporting person agreed to cancellation of an option granted on June 10, 2022, in exchange for a new option having a lower exercise price. | The reporting person agreed to cancellation of an option granted on June 12, 2023, in exchange for a new option having a lower exercise price. | The reporting person agreed to cancellation of an option granted on June 12, 2024, in exchange for a new option having a lower exercise price. | The shares subject to the option will vest on the earlier of May 27, 2026 or the day immediately prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service through such date; provided, however that the option will vest in full upon a change in control of the Issuer. | The reporting person agreed to cancellation of an option granted on May 27, 2025, in exchange for a new option having a lower exercise price.

Filing Info

Accession No.

0001193125-25-321150

Form Type

4

Issuer CIK

0001641281

O'CALLAGHAN BRIAN's History

Date Ticker Type Value
2025-12-12 BOLT A
2025-12-12 BOLT D
2025-12-12 BOLT A
2025-12-12 BOLT D
2025-12-12 BOLT A
2025-12-12 BOLT D
2025-12-12 BOLT A
2025-12-12 BOLT D
2025-12-12 BOLT A
2025-12-12 BOLT D

Other Insiders at BOLT (90d)

Insider Bought Sold Last
Quinn William P.
President, CEO and CFO
$576 2026-01-28
Nemec Sarah
Senior VP, Finance and PAO
$576 2026-01-28
Yonehiro Grant
Chief Operating Officer
2026-01-28