BlackRock Portfolio Management LLC

13F Holdings History for iShares Prime Money Market ETF - Common Stock (PMMF)

Symbol: PMMF
Investment type: Equity / Common Stock
Latest Disclosed Ownership: 1M shares
Security Ownership: 29.2%

BlackRock Portfolio Management LLC ownership in iShares Prime Money Market ETF Common Stock (PMMF)

2025-10-17 - BlackRock Portfolio Management LLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 1M shares of iShares Prime Money Market ETF Common Stock (PMMF). This represents 29.2% percent ownership of the company.

Reporting Name	Ownership %	Change	Value $	Shares owned	Price	Form	Report date	Filed at
BlackRock Portfolio Management LLC	29.2%	-11.5%	$101M	1M	$100.54	13G/A	9/30/2025	17 Oct 2025 12:45:42
BlackRock Portfolio Management LLC	33%	-16.3%	$100M	1M	$100.48	13G/A	8/31/2025	5 Sep 2025 12:05:13
BlackRock Portfolio Management LLC	39.5%	-27%	$100M	1M	$100.25	13G/A	6/30/2025	15 Jul 2025 17:12:37
BlackRock Portfolio Management LLC	42.7%	-21.1%	$100M	1M	$100.48	13G/A	5/31/2025	4 Jun 2025 15:12:50
BlackRock Portfolio Management LLC	54.1%	-18.8%	$100M	1M	$100.26	13G/A	4/30/2025	2 May 2025 15:00:11
BlackRock Portfolio Management LLC	66.7%	-26.6%	$100M	1M	$100.26	13G/A	3/31/2025	3 Apr 2025 18:52:09
BlackRock Portfolio Management LLC	90.9%		$100M	1M	$100.26	13G	2/28/2025	4 Mar 2025 11:28:32