WisdomTree Inc.

Last updated September 27, 2026

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Organization details

Legal name: WisdomTree Inc.
Former names: WisdomTree Investments, Inc. Index Development Partners Inc Individual Investor Group Inc
Ownership: Public
Status: Active
Sector (GICS): Financials
SIC code: 6211 — Security Brokers, Dealers & Flotation Companies
Jurisdiction of incorporation: Delaware
Headquarters city: New York
Headquarters state / province: New York
Headquarters country: United States
Fiscal year end: December
Ticker symbol: WT
Primary stock exchange: NYSE

Identifiers

SEC CIK: 0000880631
EIN: 13-3487784
Wikidata ID: Q8027406

Board of directors

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Anthony Bossone · Director
Since 2023
Daniela Mielke · Director
Since 2023
Frank Salerno · Director
Since 2026
Harold Singleton III · Director
Since 2023
Jonathan L. Steinberg · Director · Chief Executive Officer
Since 2023
Lynn S. Blake · Director
Since 2023
Rilla S. Delorier · Director
Since 2023
Shamla Naidoo · Director
Since 2023
Smita Conjeevaram · Director
Since 2023
Tonia L. Pankopf · Director
Since 2023
Win J. Neuger · Director
Since 2023

Chief executives

Jonathan L. Steinberg · Chief Executive Officer

Dates unknown

Director election results

Annual meeting of June 16, 2023. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

6 of this board's directors also sit on 11 other boards. 4 are in the same sector.

Shared director Other board Same sector

Asbury Automotive Group Inc
via Shamla Naidoo
Assurant Inc. Same sector
via Lynn S. Blake
Atlantic Union Bankshares Corporation Same sector
via Rilla S. Delorier
Coastal Financial Corporation Same sector
via Rilla S. Delorier
McGrath RentCorp
via Smita Conjeevaram
PROG Holdings Inc.
via Daniela Mielke
SS&C Technologies Holdings Inc.
via Smita Conjeevaram
SkyWest Inc.
via Smita Conjeevaram
The Bancorp Inc Same sector
via Daniela Mielke
The Hershey Company
via Harold Singleton III
United Natural Foods Inc.
via Lynn S. Blake

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $1,500; 2 purchases by 1 insider
Sold, last 12 months: $4,521,382; 8 sales by 3 insiders

Date	Insider	Transaction	Shares	Price	Value
Sep 9, 2026	Lilien R Jarrett Officer (President and COO)	Open-market sale	−30,000	$24.56	$736,800
Jun 17, 2026	Frank Salerno Director	Grant or award	+5,509	—	—
Jun 17, 2026	Tonia L. Pankopf Director	Grant or award	+5,509	—	—
Jun 17, 2026	Shamla Naidoo Director	Grant or award	+5,509	—	—
Jun 17, 2026	Daniela Mielke Director	Grant or award	+5,509	—	—
Jun 17, 2026	Rilla S. Delorier Director	Grant or award	+5,509	—	—
Jun 17, 2026	Smita Conjeevaram Director	Grant or award	+5,509	—	—
Jun 17, 2026	Anthony Bossone Director	Grant or award	+5,509	—	—
Jun 17, 2026	Lynn S. Blake Director	Grant or award	+5,509	—	—
May 20, 2026	Lilien R Jarrett Officer (President and COO)	Open-market sale	−30,000	$18.99	$569,700
May 19, 2026	Ziemba Peter M Officer (Chief Administrative Officer)	Open-market sale	−100,000	$19.31	$1,931,000
May 5, 2026	Yates David M Officer (Chief Information Officer)	Open-market sale	−15,000	$18.06	$270,900
Feb 25, 2026	Lilien R Jarrett Officer (President and COO)	Open-market sale	−30,000	$16.84	$505,200
Feb 25, 2026	Tonia L. Pankopf Director	Open-market purchase	+44	$16.94	$751
Jan 27, 2026	Yates David M Officer (Chief Information Officer)	Option exercise	+37,997	—	—

Peers

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Questions about WisdomTree Inc.

Who is the CEO of WisdomTree Inc.?

Jonathan L. Steinberg is WisdomTree Inc.'s Chief Executive Officer.

How many directors are on WisdomTree Inc.'s board?

WisdomTree Inc.'s board has 11 directors: Anthony Bossone, Daniela Mielke, Frank Salerno, Harold Singleton III, Jonathan L. Steinberg, Lynn S. Blake, Rilla S. Delorier, Shamla Naidoo, Smita Conjeevaram, Tonia L. Pankopf and 1 other.

Are WisdomTree Inc. insiders buying or selling shares?

Over the last 12 months, WisdomTree Inc. insiders bought $1,500 of shares in 2 purchases and sold $4.5 million of shares in 8 sales on the open market, as reported to the SEC on Forms 4 and 5.

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