13FBOX
ISHARES TR · 13F Institutional Holdings
Options Calculator Rankings
I

ISHARES TR

Institutions
28
Combined AUM (Q2 2026)
$31.30B
Combined Shares (Q2 2026)
111.1M
Overall Trend
Increase
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+15.8M
23 · 8 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-5.3M
11 · 7 Exit · ≈
⚖️ Net
+10.5M
Net Buy
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$31.30B
Institutions
28
New Buys
8
Adds
15
Reduces
4
Exits
7
Unchanged
1
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
Optiver Holding B.V.
3.99%4.02%#9$14.77B49.8M$11.64B48.4M+1.4M+2.91%Add
IMC-Chicago, LLC
1.43%1.05%#11$5.94B22.4M$2.92B12.9M+9.4M+72.84%Add
JPMORGAN CHASE & CO
0.3%0.25%#21$5.39B20.2M$3.96B18.9M+1.2M+6.56%Add
AKUNA SECURITIES LLC
4.83%2.92%#7$1.73B5.8M$1.29B5.2M+573,900+11.06%Add
SG Americas Securities, LLC
0.6%<0.01%#18$1.20B4.5M$28,5058.8M-4.3M-49.13%Reduce
HRT FINANCIAL LP
1.19%<0.01%#13$657.6M2.5M$225,7822.7M-248,500-9.15%Reduce
GROUP ONE TRADING LLC
0.79%0.2%#15$577.1M2.2M$103.7M1.2M+929,400+75.43%Add
Cartenna Capital, LP
7.15%4.52%#3$300.5M1.0M$124.0M500,000+500,000+100.00%Add
HIGHBRIDGE CAPITAL MANAGEMENT LLC
6.22%6.06%#5$255.7M1.1M$186.9M780,000+320,000+41.03%Add
COOPER CREEK PARTNERS MANAGEMENT LLC
4.2%#8$175.9M660,000$00+660,000New Buy
Rosalind Advisors, Inc.
31.56%#1$133.3M500,000$00+500,000New Buy
Maven Securities LTD
1.21%0.61%#12$61.5M204,600$31.9M128,500+76,100+59.22%Add
Garda Capital Partners LP
11.02%9.35%#2$31.5M105,000$36.0M145,000-40,000-27.59%Reduce
All Terrain Financial Advisors, LLC
4.95%5.56%#6$30.4M127,100$23.7M109,600+17,500+15.97%Add
THOMIST CAPITAL MANAGEMENT, LP
3.34%#10$10.5M35,000$00+35,000New Buy
CIBC Bancorp USA Inc.
0.01%<0.01%#28$9.8M32,500$620,0002,500+30,000+1,200.00%Add
Itau Unibanco Holding S.A.
0.14%#22$7.6M40,347$00+40,347New Buy
Bracebridge Capital, LLC
0.72%#16$3.7M13,804$00+13,804New Buy
Worth Venture Partners, LLC
6.31%#4$3.0M11,200$00+11,200New Buy
Swan Global Investments, LLC
0.04%0.06%#25$1.8M9,700$1.8M9,70000.00%Unchanged
Marathon Trading Investment Management LLC
0.04%<0.01%#26$1.4M5,100$48,030600+4,500+750.00%Add
Ancora Advisors LLC
0.02%0.13%#27$1.2M4,600$3.7M2,000+2,600+130.00%Add
MACROVIEW INVESTMENT MANAGEMENT LLC
0.65%0.55%#17$1.1M3,500$793,0003,200+300+9.38%Add
Astra Wealth Partners LLC
0.54%#19$1.0M3,800$00+3,800New Buy
Cruiser Capital Advisors, LLC
0.5%48.31%#20$533,0092,000$92.5M4,000-2,000-50.00%Reduce
Alpine Global Management, LLC
0.06%0.08%#23$368,7501,710$456,623345+1,365+395.65%Add
SABBY MANAGEMENT, LLC
0.91%50.96%#14$117,529441$7.4M300+141+47.00%Add
Occam Crest Management LP
0.04%#24$80,100300$00+300New Buy

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow