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iShares US Basic Materials ETF

181 hedge funds and large institutions have $287M invested in iShares US Basic Materials ETF in 2025 Q3 according to their latest regulatory filings, with 12 funds opening new positions, 42 increasing their positions, 57 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

8% less first-time investments, than exits

New positions opened: 12 | Existing positions closed: 13

2% less funds holding

Funds holding: 184181 (-3)

13.51% less ownership

Funds ownership: 64.49%50.98% (-14%)

18% less capital invested

Capital invested by funds: $352M → $287M (-$65.2M)

26% less repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 57

Holders
181
Holders Change
-3
Holders Change %
-1.63%
% of All Funds
2.37%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
12
Increased
42
Reduced
57
Closed
13
Calls
$267K
Puts
Net Calls
+$267K
Net Calls Change
-$937K

IYM Hedge Fund Activity: Q3 2025 in Review

181 of the 7,638 institutional investors tracked by Wall St. Rank reported a position in iShares US Basic Materials ETF (IYM) for Q3 2025, worth a combined $287M — down 18% from $352M a quarter earlier.

Sellers outnumbered buyers: 13 funds closed out of IYM and 12 opened new positions — a net loss of 1 holder — while 57 trimmed existing stakes and 42 added.

The largest buyer was Susquehanna International Group, adding an estimated $2.09M. The largest seller was Manulife (Manufacturers Life Insurance), exiting entirely with an estimated $44.3M sold.

  • 181 institutional investors held iShares US Basic Materials ETF (IYM) as of Q3 2025, down from 184 in Q2 2025.
  • Funds reported $287M of iShares US Basic Materials ETF stock for Q3 2025, down 18% quarter-over-quarter.
  • 12 funds opened new iShares US Basic Materials ETF positions in Q3 2025 and 13 closed out, a net change of -1 holder.
  • The largest iShares US Basic Materials ETF buyer in Q3 2025 was Susquehanna International Group, an estimated $2.09M added.
  • The largest iShares US Basic Materials ETF seller in Q3 2025 was Manulife (Manufacturers Life Insurance), an estimated $44.3M sold.

Based on aggregated 13F filings for Q3 2025.