AI Terminal

MODULE: AI_ANALYST
Interactive Q&A, Risk Assessment, Summarization
MODULE: DATA_EXTRACT
Excel Export, XBRL Parsing, Table Digitization
MODULE: PEER_COMP
Sector Benchmarking, Sentiment Analysis
SYSTEM ACCESS LOCKED
Authenticate / Register Log In

Syensqo SA/NV

Major Shareholding Notification Aug 1, 2025

6535_rns_2025-08-01_b31d06a9-7ef6-43ab-9e42-6dc3615cb773.pdf

Major Shareholding Notification

Open in Viewer

Opens in native device viewer

2) Issuer

0

0

0

2 +

2 +

1) Status of the notification

Final

3) Reason for the notification

Acquisition or disposal of voting securities or voting rights

4) Notification by

A parent undertaking or a controlling person

5) Persons subject to the notification requirement

Name Address (for legal entities)
BlackRock, Inc. 50 Hudson Yards, New York, NY, 10001, U.S.A.
BlackRock (Singapore) Limited 20 Anson Road #18-01, Singapore, 79912, Singapore
BlackRock Advisors (UK) Limited 12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Advisors, LLC 50 Hudson Yards, New York, NY, 10001, U.S.A.
BlackRock Asset Management Canada Limited 161 Bay Street, Suite 2500, Toronto, Ontario, M5J 2S1, Canada
BlackRock Asset Management Deutschland AG Lenbachplatz 1 1st Floor, Munich, 80333-MN3, Germany
BlackRock Asset Management North Asia Limited 15/F, 16/F, 17/F Citibank Tower & 17/F ICBC Tower, 3 Garden Road, Central, Hong
Kong
BlackRock Financial Management, Inc. 50 Hudson Yards, New York, NY, 10001, U.S.A.
BlackRock Fund Advisors 400 Howard Street, San Francisco, CA, 94105, U.S.A.
BlackRock Institutional Trust Company, National
Association
400 Howard Street, San Francisco, CA, 94105, U.S.A.
BlackRock Investment Management (Australia)
Limited
Level 37 Chifley Tower, 2 Chifley Square, Sydney NSW 2000, Australia
BlackRock Investment Management (UK) Limited 12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Investment Management, LLC 1 University Square Drive, Princeton, NJ, 8540, U.S.A.
BlackRock Japan Co., Ltd. 1-8-3 Marunouchi Chiyoda-ku, Trust Tower Main, Tokyo, 100-8217, Japan
Aperio Group, LLC 3 Harbor Dr Suite 204, Sausalito, CA 94965, U.S.A.

6) Persons that dispose of voting rights (only to be filled in if art. 7 of the Law applies)

Name Address (for legal entities)
A +
Please continue entering the information in part II concerning the
persons referred to in Sections 5 and 6
Part II
7) Date on which the threshold is crossed
22/07/2025 (DD/MM/YYYY)
8) Threshold that is crossed (in %)
3
If the holding has fallen below the lowest threshold, you have the option of not entering any numbers in Section 10

10) Notified details

A) Voting rights Previous notification After the transaction
# of voting rights # of voting rights % of voting rights
Holders of voting rights Linked to securities Not linked to the
securities
Linked to
securities
Not linked to the
securities
BlackRock, Inc. 0 0 0.00%
BlackRock (Singapore) Limited 4,355 4,355 0.00%
BlackRock Advisors (UK) Limited 240,378 238,795 0.23%
BlackRock Advisors, LLC 47,772 47,772 0.05%
BlackRock Asset Management Canada
Limited
58,007 57,993 0.06%
BlackRock Asset Management
Deutschland AG
188,291 188,291 0.18%
BlackRock Asset Management North
Asia Limited
2,356 2,356 0.00%
BlackRock Financial Management, Inc. 7,871 7,871 0.01%
BlackRock Fund Advisors 1,340,254 1,344,917 1.29%
BlackRock Institutional Trust Company,
National Association
884,391 883,884 0.85%
BlackRock Investment Management
(Australia) Limited
17,082 17,082 0.02%
BlackRock Investment Management
(UK) Limited
111,867 133,582 0.13%
BlackRock Investment Management,
LLC
99,100 95,005 0.09%
BlackRock Japan Co., Ltd. 82,764 82,764 0.08%
Aperio Group, LLC 29,718 29,718 0.03%
Subtotal 3,114,207 3,134,384 3.02%
TOTAL 3,134,384 0 3.02% 0.00%

Start with "groups" of holders. Add subtotals with S, and then finish with the persons who are "alone". For groups, start with the ultimate controlling natural person or legal entity. The totals, subtotals and % will be updated once you have clicked on .

B) Equivalent financial instruments After the transaction
Holders of equivalent
financial instruments
Type of financial instrument Expiration date Exercise period or
date
# of voting rights
that may be
acquired if the
instrument is
exercised
% of voting rights Settlement
BlackRock Advisors (UK) Limited Securities Lent 541,880 0.52% physical -
BlackRock Investment Management
(UK) Limited
Securities Lent 145,564 0.14% physical -
BlackRock Investment Management,
LLC
Securities Lent 3,424 0.00% physical +
TOTAL 690,868 0.66%

The totals will be updated once you have clicked on

TOTAL (A & B) # of voting rights % of voting rights
CALCULATE 3,825,253 3.68%

11) Full chain of controlled undertakings through which the holding is effectively held, if applicable

Please see the full chain of control in "Chain of Control" tab.

12) In case of proxy voting for only one GM

13) Additional information
The disclosure obligation arose due to voting rights attached to shares for BlackRock, Inc. going above 3%.
Done at 12 Throgmorton Avenue, London EC2N 2DL, UK
On 23/07/2025 (DD/MM/YYYY)
Name & capacity Jana Blumenstein, Director Signature

For security reasons, the unsigned form in xlsx format should be transmitted to [email protected]. You can do this manually OR if you have MS Outlook at your disposal via the "Save & Send" button.

In addition, a signed copy in PDF format should also be transmitted.

11) Full chain of controlled undertakings through which the holding is effectively held, if applicable

Name

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock (Singapore) Holdco Pte. Ltd. BlackRock HK Holdco Limited BlackRock Lux Finco S.a.r.l. BlackRock Japan Holdings GK BlackRock Japan Co., Ltd.

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. Trident Merger, LLC BlackRock Investment Management, LLC

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Holdco 3, LLC BlackRock Cayman 1 LP BlackRock Cayman West Bay Finco Limited BlackRock Cayman West Bay IV Limited BlackRock Group Limited BlackRock Finance Europe Limited BlackRock Investment Management (UK) Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Australia Holdco Pty. Ltd. BlackRock Investment Management (Australia) Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock Holdco 4, LLC BlackRock Holdco 6, LLC

BlackRock Delaware Holdings Inc. BlackRock Institutional Trust Company, National Association

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock Holdco 4, LLC BlackRock Holdco 6, LLC BlackRock Delaware Holdings Inc. BlackRock Fund Advisors

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc.

BlackRock, Inc.

BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock (Singapore) Holdco Pte. Ltd. BlackRock HK Holdco Limited BlackRock Asset Management North Asia Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Holdco 3, LLC BlackRock Cayman 1 LP BlackRock Cayman West Bay Finco Limited BlackRock Cayman West Bay IV Limited BlackRock Group Limited BlackRock Finance Europe Limited BlackRock (Netherlands) B.V. BlackRock Asset Management Deutschland AG

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BlackRock Canada Holdings ULC BlackRock Asset Management Canada Limited BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock Capital Holdings, Inc. BlackRock Advisors, LLC

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Holdco 3, LLC BlackRock Cayman 1 LP BlackRock Cayman West Bay Finco Limited BlackRock Cayman West Bay IV Limited BlackRock Group Limited BlackRock Finance Europe Limited BlackRock Advisors (UK) Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock (Singapore) Holdco Pte. Ltd. BlackRock (Singapore) Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. Trident Merger, LLC BlackRock Investment Management, LLC Amethyst Intermediate, LLC Aperio Holdings, LLC Aperio Group, LLC

Talk to a Data Expert

Have a question? We'll get back to you promptly.