ALLIANT ENERGY CORP

Ticker: LNT CUSIP: 018802108 Class: COM

SUMMIT SECURITIES GROUP LLC's Holding History (CIK: 0001531593)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 1,457 Value ($000) $95 Avg Close $66.83 Range $64.30 - $69.59
Q3 2025
Shares 443 Value ($000) $30 Avg Close $63.88 Range $59.07 - $67.04
Q2 2025
Shares 173 Value ($000) $10 Avg Close $60.10 Range $55.76 - $64.19
Q2 2023
Shares 329 Value ($000) $0 Avg Close $49.05 Range $46.13 - $51.23
Q1 2023
Shares 494 Value ($000) $0 Avg Close $48.28 Range $45.19 - $50.77
Q4 2022
Shares 253 Value ($000) $0 Avg Close $48.07 Range $42.22 - $51.90
Q3 2022
Shares 956 Value ($000) $51 Avg Close $53.87 Range $47.25 - $57.82
Q2 2022
Shares 524 Value ($000) $31 Avg Close $53.50 Range $48.14 - $57.66
Q1 2022
Shares 103 Value ($000) $6 Avg Close $52.37 Range $48.33 - $55.78