WisdomTree Inc.
Last updated September 27, 2026
Organization details
- Legal name
- WisdomTree Inc.
- Former names
- WisdomTree Investments, Inc. Index Development Partners Inc Individual Investor Group Inc
- Ownership
- Public
- Status
- Active
- 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
Board of directors
-
Anthony Bossone · DirectorSince 2023
-
Daniela Mielke · DirectorSince 2023
-
Frank Salerno · DirectorSince 2026
-
Harold Singleton III · DirectorSince 2023
-
Jonathan L. Steinberg · Director · Chief Executive OfficerSince 2023
-
Lynn S. Blake · DirectorSince 2023
-
Rilla S. Delorier · DirectorSince 2023
-
Shamla Naidoo · DirectorSince 2023
-
Smita Conjeevaram · DirectorSince 2023
-
Tonia L. Pankopf · DirectorSince 2023
-
Win J. Neuger · DirectorSince 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.
-
43.8%
-
56.2%
-
66.0%
-
85.9%
-
86.1%
-
87.2%
-
99.3%
Board connections
6 of this board's directors also sit on 11 other boards.
- via Shamla Naidoo
- via Lynn S. Blake
- via Rilla S. Delorier
- via Rilla S. Delorier
- via Smita Conjeevaram
- via Daniela Mielke
- via Smita Conjeevaram
- via Smita Conjeevaram
- via Daniela Mielke
- via Harold Singleton III
- 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 | — | — |
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