Ishares U.s. Basic Materials
$182.91+0.6%
+$57.3M
Net Activity
-5.18% total shares
Institutions Holding
275
Popularity Rank
#2304
Avg Weight
0.17%
Total Value
$807.4M
275 institutions currently hold IYM, with 134 net buyers and 88 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
88
Net Buying Institutions
134
Top 5 by Value
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Across its top 20 institutional holders, IYM's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 6/100, avg. turnover score 28/100).
IYM ranks #2304 out of 37696 tracked stocks by institutional interest — one of the most closely watched names in our coverage.
IYM is a disclosed holding of Two Sigma (Two Sigma Investments), one of the tracked superinvestors on AlphaSMO — it makes up 0.1% of that fund's own 13F portfolio.
IYM is a top-conviction position for USA Financial Formulas — at 11.7% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.
The largest dollar stake in IYM belongs to Bank Of America CORP /de/, but the position matters far more to USA Financial Formulas, who has 11.7% of their own portfolio riding on it — a reminder that the biggest holder by size and the holder with the biggest bet aren't always the same fund.
Summit Financial Consulting LLC has added to its IYM position for two straight quarters, increasing it by $4.2M to reach $8.1M today.
Pathway Financial Advisors LLC has trimmed its IYM position for two straight quarters, cutting it by $201.8K while still holding $1.8M.
IYM is up 0.6% today, and institutions have been net buyers of $57.3M this quarter — today's price move and the underlying institutional flow are pointing the same direction.
+$341.5M
Total Buy Value
$568.0M
Total Sell Value
134
Net Buyers
88
Net Sellers
IYM
Q2 2026
Top 5 Institutional Movers
-$221.8M
+$63.6M
+$50.7M
+$27.4M
IYM does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-09-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
No Form 144 planned sale filings in the last 90 days
No Schedule 13D/13G filings for this ticker
No Form 8-K filings for this ticker
464287838
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,278
Total reported value
$2.2T
3254 13F institutions increased their position this quarter
Institutions Holding
6,025
Total reported value
$3.6T
3054 13F institutions increased their position this quarter
Institutions Holding
6,188
Total reported value
$1.8T
2995 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
4,255
Total reported value
$346.5B
Held by 4255 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,146
Total reported value
$257.5B
Held by 4146 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,137
Total reported value
$279.7B
Held by 4137 institutions — one of the most-tracked stocks on AlphaSMO
Access IYM's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/IYMCLI
npx alphasmo stocks get IYM