Skip to main content
Signal8

Dunlop A. Sinclair

SEC insider (Form 3/4/5 filer). CIK 0001721108. Director at Apellis Pharmaceuticals, Inc. (APLS). 17 reported Form 4/5 transactions since Sep 2024; latest on May 14, 2026. Located in WALTHAM, MA.

Companies Dunlop A. Sinclair has filed insider reports for

  • Apellis Pharmaceuticals, Inc. (APLS): Director
Dunlop A. Sinclair profile photo

Dunlop A. Sinclair

CIK: 0001721108

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)5 (29.4%)

Position reduction

Option Exercises (M)1 (5.9%)

Derivative conversions

Awards (A)2 (11.8%)

Compensation grants

Other (G, F, J, C, D, …)9 (52.9%)

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

Companies & Roles (1)

Apellis Pharmaceuticals, Inc. logo
APLS

Apellis Pharmaceuticals, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (17 total)

  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    May 14, 2026
    Disposition
    Direct
    5.7K shares-
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    May 14, 2026
    Disposition
    Direct
    3.5K shares-
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    May 14, 2026
    Disposition
    Direct
    8K shares-
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    May 14, 2026
    Tender Offer
    Direct
    161.6K shares-
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    May 14, 2026
    Disposition
    Direct
    3.1K shares-
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    Jan 1, 2026
    Award
    Direct
    8K shares-
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    Oct 10, 2025
    Other
    Indirect
    3.8K shares-
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    Oct 10, 2025
    Sale
    Indirect
    31.1K shares at avg. $23.72$738K
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    Sep 30, 2025
    Other
    Indirect
    3.8K shares-
  • Apellis Pharmaceuticals, Inc. logo
    APLS

    Apellis Pharmaceuticals, Inc.

    Sep 30, 2025
    Sale
    Indirect
    31.1K shares at avg. $22.58$702K

1-10 of 17