EquitiesMajor holder changeIranHeldLow impact

Bank of Cooperative Development Company (Private) raises stake in O178-3 to 19.3%

The stake moved from 17.99% to 19.3%. From the shareholder register published by the Tehran Stock Exchange.

Sep 22, 2026Farabourseاراد2754

Recorded figures

Holder: شرکت بانک توسعه تعاون -سهامی خاص -
Stake now: 19.3%
Stake before: 17.99%
Change (points): up 1.32 points
Shares held: 19,302,098

As of Sep 22, 2026

Official source

The instrument in this event

O178O178-3 · Farabourse · Oct 5, 2026, 1:25 PM758,870 Rial1.36%

From Sep 21, 2026 to today1.07%

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 Sep 30, 2026. The named holders together hold 98.03% of the shares.

Holder	Shares	Share
Central Bank of Iran (M.M.)	22.6million	22.56%
Bank of Cooperative Development Company (Private)	19.3million	19.30%
Bank Mellat (Public)Bank Mellat	16.3million	16.32%
Emerald Kourosh Investment Fund	9.7million	9.73%
First Investment Fund Agricultural Bank Brokerage	9.2million	9.21%
Continuity Assurance Civilization Investment Fund	6.4million	6.39%
Amin Ashna Iranian Investment Fund	4.8million	4.82%
Dina Fixed Income Securities Investment Fund	2.6million	2.58%
Kamyab Ashna Investment Fund	2.3million	2.30%
Payaghalegh Dynamic Investment Fund	1.8million	1.79%
Sabat and Vista Stability Investment Fund	1.6million	1.58%
Hiwa Assurance Securities Investment Fund	1.5million	1.47%

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.

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