Which hedge funds own ACIW? ACI WORLDWIDE INC, Q2 2026 13F holders
23 tracked hedge funds disclosed a position in ACIW (ACI WORLDWIDE INC) in their Q2 2026 13F filings, worth $349.0m in total. The largest holder by portfolio weight is North Reef Capital Management LP at 5.0% of its book. 4 opened a new position this quarter: Mirabella Financial Services LLP, Bridgewater Associates, LP, Quarry LP, Fulcrum Asset Management LLP. 14 exited: Fox Run Management, L.L.C., Hillsdale Investment Management Inc., iSAM Funds (UK) Ltd.
- 23
- Holders Tracked managers whose filing for the quarter reports a long equity position in the security.
- 4
- New this quarter Holders whose previous filing (at most two quarters earlier) did not report the security.
- 14
- Exited this quarter Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
- $1.2m
- Inflow, new holders Combined value of the positions the new holders reported for the quarter.
- $24.7m
- Outflow, exits Combined value the exiting managers reported for the security in their previous filing.
- $349m
- Combined value Sum of the holders' reported positions in the security.
- 1.9%
- Share of managers holding Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.
Holders, Q2 2026
Exited since the previous filing
| Fox Run Management, L.L.C. | 0.3% | $1.6m |
| Hillsdale Investment Management Inc. | 0.2% | $6.0m |
| iSAM Funds (UK) Ltd | 0.1% | $217k |
| Gsa Capital Partners LLP | 0.07% | $1.1m |
| Lighthouse Investment Partners, LLC | 0.02% | $407k |
| Qube Research & Technologies Ltd | 0.01% | $10.5m |
| Entropy Technologies, LP | 0.01% | $312k |
| Engineers Gate Manager LP | 0.01% | $1.1m |
| Y-Intercept (Hong Kong) Ltd | 0.01% | $436k |
| Brevan Howard Capital Management LP | 0.01% | $628k |
| Trexquant Investment LP | 0.01% | $749k |
| Boothbay Fund Management, LLC | 0.01% | $234k |
| Capstone Investment Advisors, LLC | 0.0% | $441k |
| Balyasny Asset Management L.P. | 0.0% | $1.0m |
Ownership over time
Who discovered ACIW first? Beta
| Clearfield Capital Management LP high conviction | Q3 2020 | +2.2 pts |
| Vulcan Value Partners | Q2 2013 | +1.1 pts |
| Clearline Capital LP | Q3 2020 | +0.8 pts |
| Prana Capital Management, LP | Q2 2018 | +0.5 pts |
| Corsair Capital Management, L.P. | Q4 2017 | +0.1 pts |
| Welch Capital Partners LLC | Q3 2014 | +0.1 pts |
| Starboard Value LP high conviction | Q4 2020 | −0.2 pts |
| Shannon River Fund Management LLC | Q1 2020 | – |
Split-adjusted quarter-end prices, excluding dividends. They describe the stock while each manager held it, not the return it earned.