Skip to main content
Signal8

Stahlin Paul

SEC insider (Form 3/4/5 filer). CIK 0001764337. Director at Columbia Financial, Inc./MD/ (CLBK) and 2 other issuers. 27 reported Form 4/5 transactions since Sep 2024; latest on Jul 20, 2026. Located in WOODBRIDGE, NJ.

Companies Stahlin Paul has filed insider reports for

  • Columbia Financial, Inc./MD/ (CLBK): Director
  • Northfield Bancorp, Inc. (NFBK): Director
  • MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX): Director
Stahlin Paul profile photo

Stahlin Paul

CIK: 0001764337

Transaction Breakdown

Open Market Buys (P)2 (7.4%)

High conviction signal

Open Market Sales (S)2 (7.4%)

Position reduction

Option Exercises (M)14 (51.9%)

Derivative conversions

Awards (A)5 (18.5%)

Compensation grants

Other (G, F, J, C, D, …)4 (14.8%)

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

Companies & Roles (3)

Columbia Financial, Inc./MD/ logo
CLBK

Columbia Financial, Inc./MD/

Director
Northfield Bancorp, Inc. logo
NFBK

Northfield Bancorp, Inc.

Director
MIAMI INTERNATIONAL HOLDINGS, INC. logo
MIAX

MIAMI INTERNATIONAL HOLDINGS, INC.

Director

Discretionary Trading P&L

Holdings

Transaction History (27 total)

  • Northfield Bancorp, Inc. logo
    NFBK

    Northfield Bancorp, Inc.

    Jul 20, 2026
    Disposition
    Direct
    54.4K shares-
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 16, 2026
    Award
    Direct
    5K shares-
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 15, 2026
    Award
    Direct
    2.3K shares-
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 11, 2026
    Tax Payment
    Direct
    1.2K shares at avg. $40.79$48K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 11, 2026
    Exercise
    Direct
    4K shares at avg. $12.00$48K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 9, 2026
    Exercise
    Direct
    7K shares at avg. $12.00$84K
  • Northfield Bancorp, Inc. logo
    NFBK

    Northfield Bancorp, Inc.

    Mar 17, 2026
    Purchase
    Direct
    10K shares at avg. $13.19$132K
  • Northfield Bancorp, Inc. logo
    NFBK

    Northfield Bancorp, Inc.

    Feb 4, 2026
    Award

    Restricted Stock Units

    Direct
    4.4K shares-
  • Northfield Bancorp, Inc. logo
    NFBK

    Northfield Bancorp, Inc.

    Feb 4, 2026
    Award
    Direct
    4.4K shares at avg. $13.69$60K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Aug 15, 2025
    Conversion
    Direct
    14.1K shares-

1-10 of 27