ACI Worldwide, Inc.
ACI Worldwide, Inc. (ACIW) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · ACIW · as of Mar 31, 2025
Ownership Breakdown
414
Institutional Holders
▲ 33 vs Q4
$5.69B
Total Inst. Value
▲ $341.98M vs Q4
101.66M
Shares Outstanding
freeFloat 98.67%
104.01M
13F Shares Held
▲ 1.01M vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
ACIW largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. services-prepackaged software | 17.94M | 17.02% | 17.02% | $981.25B | May 2, 2025 | ▼ 1.14M |
VANGUARD GROUP INC services-prepackaged software | 13.77M | 13.08% | 13.08% | $753.61B | May 9, 2025 | ▼ 88.9K |
FRANKLIN RESOURCES INC services-prepackaged software | 5.18M | 4.92% | 4.92% | $283.37B | May 13, 2025 | ▲ 677.2K |
STATE STREET CORP services-prepackaged software | 4.34M | 4.12% | 4.12% | $237.60B | May 15, 2025 | ▼ 196.1K |
HOOD RIVER CAPITAL MANAGEMENT LLC services-prepackaged software | 3.45M | 3.28% | 3.28% | $188.86B | May 15, 2025 | ▲ 77.6K |
GEODE CAPITAL MANAGEMENT, LLC services-prepackaged software | 3.13M | 2.97% | 2.97% | $171.44B | May 13, 2025 | ▲ 164.2K |
DIMENSIONAL FUND ADVISORS LP services-prepackaged software | 3.03M | 2.88% | 2.88% | $165.96B | May 13, 2025 | ▼ 379.8K |
NORTH REEF CAPITAL MANAGEMENT LP services-prepackaged software | 2.52M | 2.39% | 2.39% | $138.03B | May 15, 2025 | ▲ 381.9K |
MORGAN STANLEY services-prepackaged software | 2.21M | 2.10% | 2.10% | $121.15B | May 15, 2025 | ▼ 101.8K |
INVESCO LTD. services-prepackaged software | 2.03M | 1.92% | 1.92% | $110.93B | May 12, 2025 | ▲ 14.3K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
25
Increased
+3.86M shares1
New Positions
first time holders21
Decreased
−3.43M shares0
Sold Out
fully exitedNet shares change (top 50)
+426.6K
+3.86M / −3.43M
Net new holders
+5
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
ACIW insider trading · insider activity
Source: SEC Form 4
10
Buy transactions
5
Sell transactions
2.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
SANCHEZ ADALIO T director | Jun 2, 2026 | Award | 5,720 | — | — | 70.1K | Form 4 ↗ |
deBeers Kimberly A. director | Jun 2, 2026 | Award | 5,720 | — | — | 7.3K | Form 4 ↗ |
Ford Todd R director | Jun 2, 2026 | Award | 5,720 | — | — | 8.9K | Form 4 ↗ |
Lamouche Didier R director | Jun 2, 2026 | Award | 5,720 | — | — | 8.9K | Form 4 ↗ |
Benitez Juan II director | Jun 2, 2026 | Award | 5,720 | — | — | 22.6K | Form 4 ↗ |
MCCALLUM KATRINKA director | Jun 2, 2026 | Award | 5,720 | — | — | 20.2K | Form 4 ↗ |
Zabaneh Samir Michael director | Jun 2, 2026 | Award | 5,720 | — | — | 47.3K | Form 4 ↗ |
Harman Mary P director | Jun 2, 2026 | Award | 5,720 | — | — | 40.1K | Form 4 ↗ |
Warsop Thomas W III President and CEO | Jun 1, 2026 | D-Return | 8,075 | $45.03 | $363.6K | 483.0K | Form 4 ↗ |
Shultz Ronald Craig GM, ACI Speedpay | May 11, 2026 | D-Return | 366 | $42.36 | $15.5K | 63.2K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
ACI Worldwide, Inc. (ACIW) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 1.33%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of ACI Worldwide, Inc. is BLACKROCK, INC., holding approximately 17.94 million shares — equal to 17.02% of outstanding shares — as of March 31, 2025.
A total of 414 institutional investors currently hold ACIW stock, with a combined institutional value of approximately $5.69 billion as of the most recent 13F filing period.
Frequently asked questions
ACIW ownershipACI Worldwide, Inc. (ACIW) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 17.02% stake. Company insiders hold 1.33%. Data sourced from SEC Form 13F as of March 31, 2025.