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ACIW

Aci Worldwide, Inc.
$55.93 +1.05 (+1.91%) At close · Jul 6
Market Cap
$5.69B
Shares
101,661,570

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

The Jun 30, 2026 filing window is still open — showing the latest known positions. Funds that have not filed yet carry their prior-quarter positions; a fund that filed without this stock counts as sold out.
Holders: 379
Total Value: $3,802,101,199
Total Shares: 92,711,041
Showing 1–100 of 381 holdings by value · page 1 of 4

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 379 13F filers
Top Holder
18.4%
Jun 2023 → Mar 2026 · range 12.8% – 18.8%
of institutional value
Top 5
38.3%
Jun 2023 → Mar 2026 · range 38.3% – 45.4%
of institutional value
Top 10
51.1%
Jun 2023 → Mar 2026 · range 51.1% – 58.9%
of institutional value
HHI
522
Jun 2023 → Mar 2026 · range 507 – 648
Broadly held
Showing 100 of 381
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 935036 CUSIP 004498101 13F (30d) 7 filings 6 filers Visit website Investor relations