EquitiesMajor holder changeIranHeldMedium impact

A. Market-Making Karun Investment Fund raises stake in SOXF to 6.38%

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

Sep 21, 2026Farabourseثابت اکسیژن

Recorded figures

Holder: صندوق سرمایه گذاری .ا.بازارگردانی کارون
Stake now: 6.38%
Stake before: 3.29%
Change (points): up 3.09 points
Shares held: 31,888,268
Line crossed: 5%

As of Sep 21, 2026

Official source

The instrument in this event

SOXFSOXF · Farabourse · Oct 5, 2026, 1:25 PM19,841 Rial0.13%

From Sep 21, 2026 to today1.28%

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 76.91% of the shares.

Holder	Shares	Share
PRX Portfolio-Company 71838--Company 02557	54.5million	10.90%
Lasting Entrepreneurs Trade Development Company (Private)	45.2million	9.03%
A. Market-Making Karun Investment Fund	33.0million	6.61%
PRX Portfolio-Company 84476--Company 43728	26.7million	5.34%
Iranians Investment (Private)	26.3million	5.25%
Novira Wheat Cluster Investment Fund	26.0million	5.20%
Traded Investment Fund Index	25.7million	5.15%
Mehr Ayandegun Financial Group (Public)MEAZ	20.5million	4.09%
Aksir Suda Investment Fund	17.0million	3.41%
A. Market-Making Danayan Investment Fund	16.2million	3.23%
A.B. Value Creation Investment Fund S.B.K.	15.5million	3.09%
Mihan Wealth Creation Investment (Private)	13.8million	2.77%
Hami Aval Market-Making Fund (PSE)	13.4million	2.67%
Persian Gulf Capital Provision (Public)PGOP	12.8million	2.55%
PRX portfolio account 75484-92014	12.3million	2.47%
Day Bank (Public)	7.2million	1.44%
Kimia Capital Provision (Public)KYIZ	6.6million	1.31%
Imam Sadiq Educational Complex Institute, Tehran	6.3million	1.25%
Burhan Credit Rating Company (Private)	5.7million	1.15%

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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