Nisource (NI) Held by Superinvestors
NISOURCE INC (NI) is currently held by 2 superinvestors tracked by InsiderSet, with a combined reported market value of approximately $37.93M based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Renaissance Technologies LLC is currently the largest disclosed institutional shareholder of NI tracked by InsiderSet, reporting ownership valued at approximately $35.53M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $33.31M, representing an estimated loss of -6.27% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 100% of the total disclosed NI value among the investors covered in this analysis. Major shareholders include Renaissance Technologies LLC, Sequoia Financial Advisors, and several other long-term asset managers with concentrated positions in NISOURCE INC (NI).
This page ranks the largest institutional NI shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Renaissance Technologies LLC | Jim Simons | 0.05% | 747,300 | $35,534,115 | $33,307,161 | -$2,226,954 | -6.27% |
| Sequoia Financial Advisors | 0.01% | 50,445 | $2,398,641 | $2,248,334 | -$150,307 | -6.27% |
Frequently asked questions about NI
Who are the largest superinvestors holding NI?
The largest superinvestors holding NI in the latest SEC Form 13F filings include Renaissance Technologies LLC and Sequoia Financial Advisors. InsiderSet ranks these superinvestors by their latest reported NI position.
What does the NI superinvestors page include?
This page tracks NI positions reported by a curated group of notable institutional investors and fund managers through SEC Form 13F. NISOURCE INC (NI) on this page reflects disclosed 13F holdings among those superinvestors, not every institutional shareholder of the stock.
How many superinvestors hold NI?
InsiderSet currently tracks 2 superinvestors reporting NI holdings in the latest available 13F data. This is the curated set on this page, not the total number of institutions that own NI.
How much NI stock do superinvestors hold?
Superinvestors tracked by InsiderSet disclosed approximately $37.93M in NI holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value, and it covers the curated superinvestors on this page rather than every institutional filer.
When were NI superinvestor holdings last updated?
The latest NI superinvestor holdings on InsiderSet are based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time holdings.
Are superinvestor NI holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by these superinvestors as of the end of the reporting quarter. A superinvestor may have changed its NI position after the reporting date.
Are superinvestors buying or selling NI?
Buying and selling can be analyzed by comparing NI positions across consecutive 13F reporting periods. InsiderSet's NI Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View NI ownership changes.
How have superinvestor NI holdings changed over time?
InsiderSet tracks NI holdings among these superinvestors across multiple 13F reporting periods, so holder counts, reported value, and reported shares can be compared over time.