Who Owns iShares Prime Money Market ETF (PMMF)?Hedge Fund & Institutional Holders
Institutional Holders
23
as of Q4 2025
Total Institutional Value
$1.000005000400037e+49T
% of Float Held
—
QoQ Change in Holders
+11 / -4
Price History
PMMF — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| Stewardship Advisors, LLC | New Position | +37K | +$3.7M |
| Cambridge Investment Research Advisors, Inc. | Increased | +29K | +$2.5M |
| 17 CAPITAL PARTNERS, LLC | New Position | +24K | +$2.4M |
| Sulzberger Capital Advisors, Inc. | New Position | +15K | +$1.5M |
| UPTICK PARTNERS, LLC | New Position | +11K | +$1.1M |
| INTEGRITY ALLIANCE, LLC. | New Position | +4K | +$370K |
| MGO ONE SEVEN LLC | New Position | +3K | +$303K |
| TD Waterhouse Canada Inc. | New Position | +450 | +$45K |
| Red Tortoise LLC | New Position | +192 | +$19K |
| Hikari Power Ltd | New Position | +103K | +$10K |
| Steward Partners Investment Advisory, LLC | New Position | +2K | +$0 |
| Kestra Advisory Services, LLC | New Position | +3K | +$0 |
| WELLS FARGO & COMPANY/MN | Increased | +801 | +$-78K |
| HRT FINANCIAL LP | Increased | +1K | +$-227K |
| BANK OF MONTREAL /CAN/ | Increased | +150 | +$-340.4M |
PMMF — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| ROYAL BANK OF CANADA | Decreased | -54K | -$12.7B |
| CITADEL ADVISORS LLC | Closed Position | -21K | -$2.1B |
| Tower Research Capital LLC (TRC) | Closed Position | -18K | -$1.8B |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Closed Position | -3K | -$301.6M |
| UBS Group AG | Closed Position | -381 | -$38.3M |
| Federation des caisses Desjardins du Quebec | Decreased | -45 | -$9.3M |
| WEDBUSH SECURITIES INC | Decreased | -2K | -$881K |
Top Institutional Holders(Q4 2025)
PMMF Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 21 | $121.7M | +7 |
| Q3 2025 | 14 | $119.4B | +0 |
| Q2 2025 | 14 | $108.1B | +8 |
| Q1 2025 | 6 | $123.3B | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 23 institutional investors hold PMMF (iShares Prime Money Market ETF). The largest holder is BlackRock, Inc. with $100.0M in shares. This quarter, 11 institutions opened new positions and 4 closed their positions.
Frequently Asked Questions
How many hedge funds own PMMF?
As of Q4 2025, 23 institutional investors report holding PMMF (iShares Prime Money Market ETF) in their 13F filings.
Who is the largest institutional holder of PMMF?
The largest institutional holder of PMMF is BlackRock, Inc. with $100.0M in shares.
Is institutional ownership of PMMF increasing or decreasing?
This quarter, 11 institutions opened new positions in PMMF and 4 closed their positions.