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ISSUER//CIK 0000052485

INTERSTATE POWER & LIGHT CO

SIC 4931Electric & Other Services Combinedoperating

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Exchange

—

Entity type

operating

Fiscal year end

Dec 31

Headquarters

IA

Recent Filings

10 items

8-K
INTERSTATE POWER & LIGHT CO
Aug 5, 9:16 AM ET·0000107832-04-000193
152.8 KB
10-Q
INTERSTATE POWER & LIGHT CO
Nov 13, 5:24 PM ET·0000107832-03-000146
6.6 MB
8-K
INTERSTATE POWER & LIGHT CO
Sep 11, 11:51 AM ET·0001193125-03-048227
136.7 KB
8-K
INTERSTATE POWER & LIGHT CO
Sep 10, 11:52 AM ET·0001193125-03-047621
114.4 KB
10-Q
INTERSTATE POWER & LIGHT CO
Aug 14, 10:58 AM ET·0000107832-03-000068
328.4 KB
10-Q
INTERSTATE POWER & LIGHT CO
Aug 9, 5:06 PM ET·0000107832-02-000057
312.0 KB
8-K/A
INTERSTATE POWER & LIGHT CO
Feb 19, 7:00 PM ET·0000107832-02-000025
142.9 KB
SC 13G/A
INTERSTATE POWER & LIGHT CO
Feb 11, 7:00 PM ET·0000902219-02-001126
11.1 KB
10-Q/A
INTERSTATE POWER & LIGHT CO
Jan 29, 7:00 PM ET·0000107832-02-000008
263.9 KB
10-Q/A
INTERSTATE POWER & LIGHT CO
Jan 29, 7:00 PM ET·0000107832-02-000007
248.9 KB

Insiders

0

No insiders on record

Tickers

No tickers on record

Addresses

business
200 FIRST ST SE ALLIANT ENERGY TOWER
CEDAR RAPIDS, IA, 52401
mailing
200 FIRST ST SE ALLIANT ENERGY TOWER
CEDAR RAPIDS, IA, 52401

Former Names

IES UTILITIES INC2001-04-10