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Ziemba Peter M profile photo

Peter M. Ziemba

CIK: 0001064674

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (14.3%)

Position reduction

Option Exercises (M)2 (14.3%)

Derivative conversions

Awards (A)5 (35.7%)

Compensation grants

Other (G, F, J, C, D, …)5 (35.7%)

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

Companies & Roles (1)

WisdomTree, Inc. logo
WT

WisdomTree, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (14 total)

  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    May 19, 2026
    Sale(S)
    Direct
    100K shares at avg. $19.31$1.9M
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Feb 23, 2026
    Award(A)

    Performance Based Restricted Stock Units

    Direct
    3K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 27, 2026
    Exercise(M)
    Direct
    61K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 27, 2026
    Tax Payment(F)
    Direct
    31.6K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 25, 2026
    Award(A)

    Performance Based Restricted Stock Units

    Direct
    5.6K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 25, 2026
    Tax Payment(F)
    Direct
    27.3K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 25, 2026
    Award(A)
    Direct
    25.9K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 27, 2025
    Exercise(M)
    Direct
    35.2K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 27, 2025
    Tax Payment(F)
    Direct
    15.1K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 25, 2025
    Award(A)

    Performance Based Restricted Stock Units

    Direct
    12.8K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 25, 2025
    Tax Payment(F)
    Direct
    28.1K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Jan 25, 2025
    Award(A)
    Direct
    42.3K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Dec 13, 2024
    Gift(G)
    Direct
    25K shares-
  • WisdomTree, Inc. logo
    WT

    WisdomTree, Inc.

    Nov 15, 2024
    Sale(S)
    Direct
    100K shares at avg. $11.43$1.1M

1-14 of 14

About Ziemba Peter M

Ziemba Peter M (SEC CIK 0001064674) files insider reports with the SEC as Chief Administrative Officer of WisdomTree, Inc. (WT).

Signal8 holds 10 ownership filings by Ziemba Peter M, all Form 4s, filed between Nov 18, 2024 and May 20, 2026. Those filings report 14 transactions, from Nov 15, 2024 to May 19, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Ziemba Peter M's filings is in NEW YORK, NY.

Recent filings by Ziemba Peter M

  • May 19, 2026: Open-market sale of WT shares (Form 4, code S).
  • Feb 23, 2026: Grant or award of WT derivative securities (Form 4, code A).
  • Jan 27, 2026: Option exercise of WT shares (Form 4, code M).
  • Jan 27, 2026: Tax withholding of WT shares (Form 4, code F).
  • Jan 25, 2026: Grant or award of WT derivative securities (Form 4, code A).

Other insiders filing for WisdomTree, Inc. (WT)

How to read Form 4 transaction codes