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EquitiesMajor holder changeIranHeldMedium impact

Arvine Stability Investment Fund cuts stake in MECZ to 4.98%

Crossed the 5% line. From the shareholder register published by the Tehran Stock Exchange.

Sep 23, 2026Farabourseشملی

Recorded figures

Holder
صندوق سرمایه گذاری .ا.ب .ثبات آروین
Stake now
4.98%
Stake before
5.08%
Change (points)
down 0.1 points
Shares held
135,388,657
Line crossed
5%

As of Sep 23, 2026

Official source

The instrument in this event

From Sep 23, 2026 to todayup23.41%

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 Oct 4, 2026. The named holders together hold 36.95% of the shares.

HolderSharesShare
Sephar Arman Industrial Group Company (Private)

805million

29.62%
Arvine Stability Investment Fund

125million

4.61%
Aria Value Processing Joint Investment Fund

45.0million

1.66%
Diamond Hekmat Iranians Investment (Private)

29.0million

1.07%

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
Siavash AfzaliChief executiveExecutive—Nov 22, 2025
Sepehr Arman Industrial GroupVice chairExecutiveSiavash AfzaliNov 16, 2025
Sepehr Arman Trading and DistributionChairNon-executiveHossein ShakeriNov 16, 2025
Foulad Armaan RasaanMemberExecutiveHamed Sheikh MohammadiNov 16, 2025
Alireza KiamehrMemberNon-executive—Nov 16, 2025
Khosheh Capital ManagementMemberNon-executiveMohammad Hossein Taghi PourNov 16, 2025

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

Related events

All dayMedium impact
Sep 22, 2026
Major holder changeFarabourseHeld

Arvine Stability Investment Fund raises stake in MECZ to 5.08%

Crossed the 5% line. From the shareholder register published by the Tehran Stock Exchange.

Holder
صندوق سرمایه گذاری .ا.ب .ثبات آروین
Stake now
5.08%
+4 more
As of Sep 22, 2026
All dayLow impact
Oct 4, 2026
Major holder changeFarabourseHeld

New major holder in MECZ: Aria Value Processing Joint Investment Fund at 1.66%

From the shareholder register published by the Tehran Stock Exchange.

Holder
صندوق سرمایه گذاری مشترک ارزش پردازآریا
Stake now
1.66%
+1 more
As of Oct 4, 2026
All dayLow impact
Sep 7, 2026
Major holder changeFarabourseHeld

Arvine Stability Investment Fund raises stake in MECZ to 4.89%

The stake moved from 0% to 4.89%. From the shareholder register published by the Tehran Stock Exchange.

Holder
صندوق سرمایه گذاری .ا.ب .ثبات آروین
Stake now
4.89%
+3 more
As of Sep 7, 2026
All dayLow impact
Aug 29, 2026
Major holder changeFarabourseHeld

Major holder exits MECZ: Pardis Welfare Provision Company (Private)

The stake moved from 1.1% to 0%. From the shareholder register published by the Tehran Stock Exchange.

Holder
شرکت تامین اندیش رفاه پردیس -سهامی خاص -
Stake now
0%
+3 more
As of Aug 29, 2026
All dayLow impact
Aug 26, 2026
Major holder changeFarabourseHeld

Major holder exits MECZ: Arvine Stability Investment Fund

The stake moved from 1.17% to 0%. From the shareholder register published by the Tehran Stock Exchange.

Holder
صندوق سرمایه گذاری .ا.ب .ثبات آروین
Stake now
0%
+3 more
As of Aug 26, 2026