ACI WORLDWIDE INC (ACIW) Institutional Ownership and Insiders Activity

ACI WORLDWIDE INC (ACIW) is widely held by institutional investors, with 364 firms reporting positions valued at approximately $4.87B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Blackrock, Inc. is the largest disclosed holder, reporting approximately $823.82M in ACIW holdings in its latest filing.

Recent insider activity includes 8 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.