SCHWAB US MID-CAP INDEX (SWMCX) Institutional Ownership and Insiders Activity

SCHWAB US MID-CAP INDEX (SWMCX) is widely held by institutional investors, with 3 firms reporting positions valued at approximately $15.80M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Ecio, Inc. is the largest disclosed holder, reporting approximately $14.85M in SWMCX holdings in its latest filing.

Institutional ownership remains highly concentrated, with Ecio, Inc. representing the majority of disclosed value.