EquitiesMajor holder changeIranHeldMedium impact

Traded Investment Fund Index cuts stake in ATSH to 9.67%

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

Sep 12, 2026Stocksآتش

Recorded figures

Holder: کدرزروصندوقهای سرمایه گذاری قابل معامله
Stake now: 9.67%
Stake before: 10.92%
Change (points): down 1.25 points
Shares held: 386,706,021
Line crossed: 10%

As of Sep 12, 2026

Official source

The instrument in this event

ATSHATSH · Stocks · Oct 5, 2026, 1:25 PM46,713 Rial1.29%

From Sep 12, 2026 to today12.21%

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 46.90% of the shares.

Holder	Shares	Share
Traded Investment Fund Index	268million	6.70%
Industrial and Commercial Development Investment Company (Public)SNMA	220million	5.49%
Selin Building Development (Private)	152million	3.80%
A.B. Firozeh Pouya Development Investment Fund	99.5million	2.49%
Jami Investment Company (Public)	91.6million	2.29%
Housing Future Supply Investment Company (Private)	87.3million	2.18%
Retirement, Duty, Disability Fund Institute	81.3million	2.03%
Future Algorithmic Investment Company (Private)	71.5million	1.79%
Asia Insurance (Public)ASIA	65.0million	1.63%
Rural and Nomadic Social Insurance Fund Institute	64.1million	1.60%
Sam Electronics (Public)	63.9million	1.60%
Ganjineh Zarrin Shahr Investment Fund	63.1million	1.58%
Tamin Atieh Tadbir Sabz Investment Group Company (Private)	62.1million	1.55%
Amin Etebar Investment Company (Private)	62.2million	1.55%
Aryan Alvandpars Company (Private)	60.4million	1.51%
Khwarazmi Investment Group (Public)	54.5million	1.36%
Rahbord Mobin Iranians Investment Company (Private)	54.4million	1.36%
Sobhan Investment Company (Public)	53.8million	1.34%
Saba Capital Development and Management (Private)	51.7million	1.29%
Kauthar Bahman Capital Management Investment (Private)KBIZ	51.0million	1.28%
PRX Portfolio-Company 63048--Company 67208	50.2million	1.26%
Pasargad Insurance (Public)BIPZ	48.8million	1.22%

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

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A.B. Firozeh Pouya Development Investment Fund raises stake in ATSH to 3.67%

The stake moved from 2.24% to 3.67%. From the shareholder register published by the Tehran Stock Exchange.

Holder: صندوق سرمایه گذاری .ا.ب .توسعه فیروزه پویا
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The stake moved from 1.25% to 0%. From the shareholder register published by the Tehran Stock Exchange.

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Stake now: 0%

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The stake moved from 3.67% to 2.29%. From the shareholder register published by the Tehran Stock Exchange.

Holder: صندوق سرمایه گذاری .ا.ب .توسعه فیروزه پویا
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Traded Investment Fund Index raises stake in ATSH to 11.54%

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

Holder: کدرزروصندوقهای سرمایه گذاری قابل معامله
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Traded Investment Fund Index raises stake in ATSH to 10.92%

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

Holder: کدرزروصندوقهای سرمایه گذاری قابل معامله
Stake now: 10.92%