InsiderTrades

Form 4 for NI NiSource

Accepted 2026-03-03 00:00:00 ET · period of report 2026-02-27 · accession 0001111711-26-000033 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2026-03-03 2026-02-27 NI Cuccia Kimberly S EVP, GC, Corp. Sec F - Tax $47.30 -15.2K 62.7K -20% -$719.1K
2026-03-03 2026-02-27 NI Cuccia Kimberly S EVP, GC, Corp. Sec A - Grant $47.30 +30.7K 77.9K +65% +$1.45M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-27 F D 12,109 $47.30 65,819 D — — (F2) Number of shares reported represent shares withheld to satisfy tax withholding obligations in connection with the vesting of the performance stock units above.
2 Common Common Stock 2026-02-27 A A 30,744 $47.30 77,928 D — — (F1) Vesting of non-derivative performance stock units granted in 2023, which are exempt from liability under Section 16(b) of the Securities Exchange Act pursuant to rule 16b-3(d).
3 Common Common Stock 2026-02-27 F D 3,093 $47.30 62,726 D — — (F3) Number of shares reported represent shares withheld to satisfy tax withholding obligations in connection with the vesting of the 2023 Restricted Stock Unit award.