ISHARES TR OPTION is a security (CUSIP 464288903) tracked across SEC portfolio filings. 8 institutional managers reported $1.7B on Form 13F as of 2026-03-31.
| Manager | Location | Value | Shares |
|---|---|---|---|
| JPMORGAN CHASE & CO | NEW YORK, NY | $924.0M | — |
| Compass Rose Asset Management, LP | New York, NY | $636.5M | — |
| IMC-Chicago, LLC | CHICAGO, IL | $97.7M | — |
| Optiver Holding B.V. | AMSTERDAM, P7 | $80.2M | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $4.7M | — |
| HRT FINANCIAL LP | NEW YORK, NY | $245K | 3,084,700 |
| Marathon Trading Investment Management LLC | RADNOR, PA | $16K | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |