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HEFFES BRETT D profile photo

Brett D. Heffes

CIK: 0001237904

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)17 (50.0%)

Position reduction

Option Exercises (M)12 (35.3%)

Derivative conversions

Awards (A)4 (11.8%)

Compensation grants

Other (G, F, J, C, D, …)1 (2.9%)

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

Companies & Roles (1)

WINMARK CORP logo
WINA

WINMARK CORP

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (34 total)

  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Jun 1, 2026
    Award(A)

    Employee Stock Option (right to buy)

    Direct
    4.6K shares at avg. $378.57-
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Dec 15, 2025
    Award(A)

    Employee Stock Option (right to buy)

    Direct
    2.7K shares at avg. $444.54-
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 27, 2025
    Exercise(M)
    Direct
    1.4K shares at avg. $143.87$200K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 27, 2025
    Exercise(M)
    Direct
    2.1K shares at avg. $176.20$371K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 27, 2025
    Exercise(M)
    Direct
    2.9K shares at avg. $164.84$473K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 27, 2025
    Sale(S)
    Direct
    2K shares at avg. $454.95$903K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 27, 2025
    Sale(S)
    Direct
    1.2K shares at avg. $454.03$538K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 27, 2025
    Sale(S)
    Direct
    1.6K shares at avg. $452.72$738K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 27, 2025
    Sale(S)
    Direct
    170 shares at avg. $451.76$77K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 26, 2025
    Exercise(M)
    Direct
    510 shares at avg. $195.82$100K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 26, 2025
    Sale(S)
    Direct
    641 shares at avg. $452.07$290K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 26, 2025
    Exercise(M)
    Direct
    526 shares at avg. $164.84$87K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 26, 2025
    Exercise(M)
    Direct
    1.9K shares at avg. $143.87$276K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 26, 2025
    Sale(S)
    Direct
    600 shares at avg. $458.65$275K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 26, 2025
    Sale(S)
    Direct
    400 shares at avg. $456.97$183K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Aug 26, 2025
    Sale(S)
    Direct
    800 shares at avg. $453.82$363K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Jul 17, 2025
    Will/Inheritance(W)
    Indirect
    53 shares-
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Jun 1, 2025
    Award(A)

    Employee Stock Option (right to buy)

    Direct
    3K shares at avg. $424.82-
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Dec 9, 2024
    Award(A)

    Employee Stock Option (right to buy)

    Direct
    3.3K shares at avg. $400.97-
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Nov 6, 2024
    Sale(S)
    Direct
    1.6K shares at avg. $401.94$642K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Nov 6, 2024
    Sale(S)
    Direct
    300 shares at avg. $400.50$120K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Nov 6, 2024
    Exercise(M)
    Direct
    500 shares at avg. $143.20$72K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Nov 6, 2024
    Exercise(M)
    Direct
    3K shares at avg. $156.00$468K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Nov 6, 2024
    Sale(S)
    Direct
    502 shares at avg. $405.00$203K
  • WINMARK CORP logo
    WINA

    WINMARK CORP

    Nov 6, 2024
    Sale(S)
    Direct
    1.1K shares at avg. $402.76$443K

1-25 of 34

About HEFFES BRETT D

HEFFES BRETT D (SEC CIK 0001237904) files insider reports with the SEC as CHAIR AND CEO of WINMARK CORP (WINA).

Signal8 holds 7 ownership filings by HEFFES BRETT D, all Form 4s, filed between Nov 7, 2024 and Jun 1, 2026. Those filings report 34 transactions, from Nov 5, 2024 to Jun 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on HEFFES BRETT D's filings is in MINNEAPOLIS, MN.

Recent filings by HEFFES BRETT D

  • Jun 1, 2026: Grant or award of WINA derivative securities (Form 4, code A).
  • Dec 15, 2025: Grant or award of WINA derivative securities (Form 4, code A).
  • Aug 27, 2025: Option exercises of WINA shares (3 lines, Form 4, code M).
  • Aug 27, 2025: Open-market sales of WINA shares (4 lines, Form 4, code S).
  • Aug 26, 2025: Option exercise of WINA shares (Form 4, code M).

Other insiders filing for WINMARK CORP (WINA)

How to read Form 4 transaction codes