iShares Government Money Market ETF - Common Stock (GMMF) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2025 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
GMMF
Shares outstanding
909,091
Price per share
$100.22
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
332,058
Total reported value
$33,369,633
% of total 13F portfolios
0%
Share change
+49,852
Value change
+$5,010,129
Number of holders
8
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of iShares Government Money Market ETF - Common Stock (GMMF) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock Portfolio Management LLC 28% -16% $25,080,000 250,000 0% BlackRock Portfolio Management LLC 31 Dec 2025

As of 30 Sep 2025, 8 institutional investors reported holding 332,058 shares of iShares Government Money Market ETF - Common Stock (GMMF). This represents 37% of the company’s total 909,091 outstanding shares.

Top 9 Institutional Shareholders

The largest institutional shareholders of iShares Government Money Market ETF - Common Stock (GMMF) together control 37% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 27% 250,000 0% 0% $25,123,650
Hummer Financial Advisory Services Inc 3% 27,600 +590% 2% $2,773,651
Tower Research Capital LLC (TRC) 2.3% 20,876 +289% 0.06% $2,097,925
CITADEL ADVISORS LLC 2.2% 20,217 +113% 0% $2,031,699
THURSTON, SPRINGER, MILLER, HERD & TITAK, INC. 0.78% 7,102 1.4% $713,712
SEARLE & CO. 0.33% 3,000 0% 0.08% $301,484
JANE STREET GROUP, LLC 0.29% 2,652 -65% 0% $266,512
ROYAL BANK OF CANADA 0.07% 611 +1.8% 0% $61,000
FLOW TRADERS U.S. LLC 0% 0 -100% $0

Institutional Holders of iShares Government Money Market ETF - Common Stock (GMMF) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 26,900 $2,696,053 -$70,158 $100.22 1
2025 Q3 332,058 $33,369,633 +$5,010,129 $100.49 8
2025 Q2 282,206 $28,351,136 -$401,628 $100.46 8
2025 Q1 286,201 $28,733,088 +$28,733,088 $100.40 6