FISERV INC (FI) Stock Institutional Trading Activity
FISERV INC (FI) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Baupost Group, Renaissance Technologies LLC, Vulcan Value Partners, Turtle Creek Asset Management, and Longleaf Partners. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.
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| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q3 2019 | Eagle Capital Management | Buy | 1,202,734 | 3,702,673 | $383,560 |
| Q3 2019 | Renaissance Technologies LLC | Sell | -1,442,981 | 40,127 | $4,157 |
| Q3 2019 | Egerton Capital UK | Buy | 1,328,463 | 5,294,625 | $548,470 |
| Q2 2019 | Torray Fund | Sell | -6,752 | 239,350 | $21,819 |
| Q2 2019 | Mairs & Power Growth Fund | Buy | 58,354 | 2,095,171 | $190,996 |
| Q2 2019 | ARK Invest | Sell | -795 | 1,078 | $98 |
| Q2 2019 | Eagle Capital Management | Buy | 40,768 | 2,499,939 | $227,894 |
| Q2 2019 | Parnassus Endeavor Fund | Sell | -236,045 | 1,217,651 | $111,001 |
| Q2 2019 | Renaissance Technologies LLC | Sell | -975,400 | 1,483,108 | $135,200 |
| Q2 2019 | Egerton Capital UK | Sell | -2,469,277 | 3,966,162 | $361,555 |
| Q1 2019 | Torray Fund | Sell | -33,729 | 246,102 | $21,726 |
| Q1 2019 | Mairs & Power Growth Fund | Buy | 43,180 | 2,036,817 | $179,810 |
| Q1 2019 | Eagle Capital Management | Buy | 2,459,171 | 2,459,171 | $217,096 |
| Q1 2019 | Renaissance Technologies LLC | Buy | 2,451,108 | 2,458,508 | $217,037 |
| Q1 2019 | Egerton Capital UK | Buy | 5,890,444 | 6,435,439 | $568,121 |
| Q4 2018 | Torray Fund | Sell | -11,364 | 279,831 | $20,565 |
| Q4 2018 | Mairs & Power Growth Fund | Sell | -25,697 | 1,993,637 | $146,512 |
| Q4 2018 | Parnassus Endeavor Fund | Buy | 40,000 | 1,453,696 | $106,832 |
| Q4 2018 | Renaissance Technologies LLC | Sell | -16,308 | 7,400 | $544 |
| Q3 2018 | Torray Fund | Sell | -8,099 | 291,195 | $23,989 |
| Q3 2018 | Mairs & Power Growth Fund | Sell | -7,006 | 2,019,334 | $166,353 |
| Q3 2018 | ARK Invest | Sell | -1,705 | 1,873 | $154 |
| Q3 2018 | Parnassus Endeavor Fund | Sell | -286,614 | 1,413,696 | $116,460 |
| Q3 2018 | Renaissance Technologies LLC | Sell | -270,796 | 23,708 | $1,953 |
| Q2 2018 | Torray Fund | Sell | -23,525 | 299,294 | $22,175 |
| Q2 2018 | Mairs & Power Growth Fund | Sell | -40,141 | 2,026,340 | $150,132 |
| Q2 2018 | ARK Invest | Buy | 184 | 3,578 | $265 |
| Q1 2018 | Torray Fund | Buy | 152,424 | 322,819 | $23,020 |
| Q1 2018 | Mairs & Power Growth Fund | Buy | 1,017,386 | 2,066,481 | $147,361 |
| Q1 2018 | ARK Invest | Buy | 2,493 | 3,394 | $242 |
Frequently asked questions about FI activity
Which institutional owners are buying FI?
Institutional owners buying FI include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in FI activity?
"Buy" means an investor increased their reported position in FI compared to the prior reporting period. This reflects growing exposure to FISERV INC (FI) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in FI increasing?
Institutional interest in FI can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.