Skip to main content
Signal8

West Thomas A.

SEC insider (Form 3/4/5 filer). CIK 0001620705. Director at Ceribell, Inc. (CBLL) and 1 other issuer. 3 reported Form 4/5 transactions since Sep 2024; latest on Jul 28, 2026. Located in SUNNYVALE, CA.

Companies West Thomas A. has filed insider reports for

  • Ceribell, Inc. (CBLL): Director
  • SI-BONE, Inc. (SIBN): Director
West Thomas A. profile photo

West Thomas A.

CIK: 0001620705

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)3 (100.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

Ceribell, Inc. logo
CBLL

Ceribell, Inc.

Director
SI-BONE, Inc. logo
SIBN

SI-BONE, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (3 total)

  • Ceribell, Inc. logo
    CBLL

    Ceribell, Inc.

    Jul 28, 2026
    Award
    Direct
    16K shares-
  • SI-BONE, Inc. logo
    SIBN

    SI-BONE, Inc.

    Jun 4, 2026
    Award
    Direct
    11K shares-
  • SI-BONE, Inc. logo
    SIBN

    SI-BONE, Inc.

    Jun 5, 2025
    Award
    Direct
    8.7K shares-

1-3 of 3