John D. Spengler

John D. Spengler

Fundador en
Environmental Health & Engineering, Inc.
 .
3 relaciones
Commercial Services

El acceso a esta página está reservado para miembros. Para continuar, inicia sesión o crea una cuenta.

Inscríbase gratis

Latest insider transactions

DateCompanyTypeAmountVolume
26/05/2026Nova DynamicsBuy1 250 000 $32 000
21/05/2026Helios MaterialsSell845 000 $19 500
14/05/2026Atlas RenewablesBuy2 030 000 $48 200

Estimated holdings

CompanyStakeValue
Nova Dynamics4.8 %18 400 000 $
Helios Materials2.1 %6 950 000 $
Atlas Renewables1.3 %3 280 000 $
BluePeak Logistics0.9 %2 040 000 $

Related news feed

An executive increases exposure to an industrial stock

Sector rotation: insiders are more active on clean energy names

New regulatory filing published for executive transactions

Professional network

Executive Management
Board of Directors
Audit Committee
Institutional Investors
Sell-side Analysts

Career timeline

2026 - Chairman of the Board

2022 - Chief Executive Officer

2018 - Chief Financial Officer

2012 - Strategy Committee Member

  1. Bolsa de valores
  2. Insiders
  3. John D. Spengler
  4. Conexiones Empresas

Selecciona tu edición

Toda la información financiera adaptada al ámbito nacional.

NORTH AMERICA

MarketScreener
United-States
MarketScreener Canada
Canada

MIDDLE EAST

MarketScreener Saudi Arabia
Saudi Arabia
MarketScreener UAE Emirates
United Arab Emirates

EUROPE

Zonebourse
France
MarketScreener Deutschland
Deutschland
Zonebourse Suisse
Suisse
MarketScreener Schweiz
Schweiz
MarketScreener Italia
Italia
MarketScreener Österreich
Österreich
MarketScreener België
België
MarketScreener Nederland
Nederland
MarketScreener España
España
MarketScreener Sverige
Sverige
MarketScreener UK
United Kingdom

APAC

MarketScreener Australia
Australia
MarketScreener India
India
MarketScreener Hong Kong
Hong Kong