ESG Ratings and Initiatives

Nonickel shares in the ESG indexes of the Moscow Exchange
Climate Index (ICLIMATE)
RSPP Responsibility and Transparency Index (MRRT)
RSPP Sustainability Russian Companies Vector Index (MRSVR)
SPP Sustainability Vector Index (MRSV)
ESG Ratings Index (ESGI)

ESG rating: “ААА”

The highest level of ESG risk management (September 2026)

№1 in the ESG-Ranking (2026 г.)

№ 1 in the Ranking of Climate Impact Management (2026)

№ 5 in the Ranking of Water Management (2026)

Top Companies in the Supply Chain Management (2026)

ESG rating: “АА-”, stable outlook

The highest level of implementation and planning of practices for sustainable development (September 2026)

ESG ranking:

Leader of ESG transparency (October 2025)

ESG index: I level (high)

as of October 2025

ESG rating: ESG-2 (“АА+”), stable outlook

Very high ESG score (September 2026)

Nornickel is one of the top 3 largest mining companies in Russia in terms of biodiversity conservation practices according to the Nature and People Foundation in 2025

Source
ESG rating is “B”

as of April 2023

ESG-rating has been withdrawn in August 2023

ESG Risk Rating  — 44.0 (out of 100),
risk rating “Severe”

Exposure Score  — 76.7 (out of 100),
risk rating “High”

Management Score  — 46.5 (out of 100),
risk rating “Average”

Overall ESG score 4.3/5 (improvement from 2.4 since 2017), which puts NN in the top percentile.

Reiterated as an index constituent in December 2021.

Industry average — 2.2/5.

ESG-rating has been withdrawn in March 2022
ESG rating is “C”, performance score — 36.5, transparency level — high

as of May 2024

Overall ESG score has been increased from 33 to 44 (out of 100)

in November 2021 vs industry average of 34

ESG-rating has been withdrawn in March 2022

Climate Change 2021 – score “D” (M&M sector - “C”)

Water Security 2021 – score “C” (M&M sector - “B-”)

ESG-rating has been withdrawn in March 2022
ESG rating 58/100

as of February 2024

ESG-rating has been withdrawn in January 2025
Membership

In November 2016, the Company joined the United Nations Global Compact

Norilsk Nickel’s environmental management is in compliance with international standards ISO 14001:2015

Compliance with GRI (global reporting initiatives) and RSPP public verification procedure. First social responsibility report in 2003

Nickel institute — member from 2005 to 28.04.2026

International Platinum group metals association — member since 1999

Global Battery Alliance — member from 2021 to 2025