v3.26.1
Investments
 6 Months Ended
Jun. 30, 2026
Investments [Abstract]  
Disclosure of investments accounted for using equity method [text block]
18 INVESTMENTS
18.1 Investments breakdown
06/30/202612/31/2025
Investments in associates and joint ventures
236,958 
264,312 
Goodwill
29,384 
29,384 
Other investments evaluated at fair value through other comprehensive income (1)
862,512 
901,181 
1,128,854 
1,194,877 
Investments
1,128,854 
1,194,877 
1,128,854 
1,194,877 
(1) It includes the fair value measurement of Lenzing Aktiengesellschaft. As of June 30, 2026, the carrying amount of the investment was R$830,281 (R$865,986 as of December 31, 2025).
18.2 Investments in associates and joint ventures
Information of investees as at
Company Participation
06/30/2026Carrying amountIn the income (expenses) for the period
EquityIncome (expenses) of the periodParticipation equity (%)06/30/202612/31/202506/30/202606/30/2025
Associate
Foreign
Ensyn Corporation (1)
 
 
(4,539)
Spinnova Plc (2)
180,554 
(88,585)
18.75 
%
33,854 
54,391 
(16,610)
(9,155)
Simplifyber, Inc.
38,076 
(11,406)
15.52 
%
5,909 
7,973 
(1,770)
(562)
Allotrope Energy Ltd
2,619 
19.72 
%
516 
556 
40,279 
62,920 
(18,380)
(14,256)
Joint ventures
Domestic (Brazil)
Biomas - Serviços Ambientais, Restauração e Carbono Ltda.
20,394 
(16,367)
16.66 
%
3,815 
3,945 
(2,631)
(3,107)
Ibema Companhia Brasileira de Papel
386,501 
(9,174)
49.90 
%
192,864 
197,442 
(4,578)
9,147 
Foreign
Woodspin Oy (3)
 
 
 
(117,232)
196,679 
201,387 
(7,209)
(111,192)
Other investments evaluated at fair value through other comprehensive income
Bem Agro Integração e Desenvolvimento S.A.
4.58 
%
3,368 
3,581 
Celluforce Inc.
8.28 
%
23,553 
25,975 
Nfinite Nanotechnology Inc.
5.40 
%
5,305 
5,639 
Lenzing Aktiengesellschaft
15.00 
%
830,281 
865,986 
862,507 
901,181 
 
 
Goodwill (1)(3)
29,389 
29,389 
(63,634)
29,389 
29,389 
 
(63,634)
1,128,854 
1,194,877 
(25,589)
(189,082)
(1)In November 2025, the Company sold its entire equity interest in Ensyn Corporation, liquidated F&E Technologies LLC, and recognized impairment of the investment in F&E Tecnologia do Brasil S.A., both related to the same technology developed by Ensyn. As of December 31, 2025, as a result of this transaction, the following accounting effects were recognized, which impacted the equity pickup line: (i) R$ (160,462) related to the write-off of Ensyn goodwill; R$ 371 related to the recognition of the provision for losses on investments; and R9,896 related to the reclassification of other comprehensive income.
(2)The average share price quoted on the Nasdaq First North Growth Market (NFNGM) was EUR0.44 on June 30, 2026 and EUR0.46 on December 31, 2025.
(3)In August 2025, the Company completed the sale of its entire equity interest in Woodspin Oy and Suzano Finland Oy to Spinnova Plc for the symbolic amount of 1 euro each. For the year ended December 31, 2025, as a result of this transaction, the following accounting effects were recognized, which significantly impacted the equity pickup line: R$ (117,447) related to the impairment of the investment, R$ (28,679) related to the obligation to make an additional capital contribution, and R$15,636 related to the realization of other comprehensive income of the joint venture Woodspin Oy; R$ (63,634) related to the write-off of goodwill of the associate Spinnova Plc; and R$ (88,871) related to the impairment of the investment in the subsidiary Suzano Finland Oy.