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EquitiesMajor holder changeIranHeldLow impact

Rahu Niru Aria (Private) raises stake in TSCA to 1.11%

The stake moved from 0% to 1.11%. From the shareholder register published by the Tehran Stock Exchange.

Sep 12, 2026Stocksتوسکا

Recorded figures

Holder
شرکت راهورنیروآریا-سهامی خاص -
Stake now
1.11%
Stake before
0%
Change (points)
up 1.11 points
Shares held
72,930,162

As of Sep 12, 2026

Official source

The instrument in this event

From Sep 12, 2026 to todayup2.19%

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 67.34% of the shares.

HolderSharesShare
Pure Energy Industries Steel (Private)

1.5billion

23.07%
Chaharmahal and Bakhtiari Auto Plate (Private)

536million

8.12%
Mines and Metals Development Investment (Public)

517million

7.83%
Saba Oil and Gas Development Supply Fund (Public)

304million

4.61%
Mihan Wealth Creation Investment (Private)

277million

4.20%
Tuka Steel Investment (Public)

188million

2.84%
PRX Basket - Company 71838 - Company 85560

164million

2.48%
Mobarakeh Steel Plate Cutting Industries (Private)

146million

2.21%
Mofid Market-Making Investment Fund

107million

1.62%
Integrated Social Marketplace Sarāmad Iraniyan

104million

1.57%
Kosha Algorithm Investment Fund

101million

1.53%
Foladza Zagros Chaharmahal Company (Private)

84.5million

1.28%
Novin Elektrodardakan Company (Private)

82.8million

1.25%
Iranians Investment (Private)

80.0million

1.21%
Tokail (Public)TORZ

79.3million

1.20%
Rahu Niru Aria (Private)

78.3million

1.19%
Capital Investment Risk-Taking of Mobarakeh Steel

75.2million

1.14%

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.

Related events

All dayLow impact
Sep 12, 2026
Major holder changeStocksHeld

Major holder exits TSCA: A.B. Mobarakeh Steel Development 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 .توسعه فولادمبارکه
Stake now
0%
+3 more
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Sep 14, 2026
Major holder changeStocksHeld

A.B. Mobarakeh Steel Development Investment Fund raises stake in TSCA to 1.14%

The stake moved from 0% to 1.14%. From the shareholder register published by the Tehran Stock Exchange.

Holder
صندوق سرمایه گذاری .ا.ب .توسعه فولادمبارکه
Stake now
1.14%
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From the shareholder register published by the Tehran Stock Exchange.

Holder
شرکت فولادزاگرس چهارمحال -سهامی خاص -
Stake now
1.05%
+1 more
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Holder
PRXسبد-شرک71838--شرک02557-
Stake now
1.19%
+3 more
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All dayMedium impact
Sep 8, 2026
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Saba Oil and Gas Development Supply Fund (Public) cuts stake in TSCA to 7.88%

Crossed the 10% line. From the shareholder register published by the Tehran Stock Exchange.

Holder
صندوق .س .ا.ب .صباگسترنفت وگازتامین
Stake now
7.88%
+4 more
As of Sep 8, 2026