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EquitiesMajor holder changeIranHeldLow impact

Major holder exits SYNZ: Behshahr Iran Industries Group Investment Company (Public)

The stake moved from 1.15% to 0%. From the shareholder register published by the Tehran Stock Exchange.

Sep 16, 2026Farabourseساینا

Recorded figures

Holder
شرکت سرمایه گذاری گروه صنایع بهشهرایران -سهامی
Stake now
0%
Stake before
1.15%
Change (points)
down 1.15 points
Shares held
0

As of Sep 16, 2026

Official source

The instrument in this event

From Sep 16, 2026 to todayup17.82%

Read from the adjusted series, so a capital increase or a cash dividend in between does not show as a drop.

Shareholder register

The Tehran exchange register, as of Aug 23, 2026. The named holders together hold 68.47% of the shares.

HolderSharesShare
Detergent Industry Management Behshahr Development (Private)

1.1billion

51.77%
Iranian Chemical Industries Investment (Public)

278million

13.22%
Iran Trading and Port Services (Private)

73.0million

3.48%

Source: the Tehran exchange's daily shareholder register. The exchange names only holders at roughly one percent and above, so this is a floor on known ownership: the rest is spread across smaller holders it does not name.

Board of directors

MemberRoleRepresentativeServing since
Management of Detergent Industry Development Industries of BaharstanMemberNon-executiveNaser MohammadiFeb 17, 2026
Baharstan InvestmentChairNon-executiveMohammad Yara AhmadiFeb 17, 2026
Behpak IndustrialMemberExecutivePeyman MirhadiFeb 17, 2026
Iran Baharstan Industries Group InvestmentVice chairExecutiveBehnam Ezzat NejadFeb 17, 2026
Iran Chemical Industries InvestmentMemberNon-executiveNaeim JahangirFeb 17, 2026
Behnam Ezzat NejadChief executiveExecutive—Apr 14, 2024

Source: the codal filing that announced each election; every name links to its own letter.

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