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Latest filings (excl ownership)
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Latest ownership filings
5
Northwest Natural Holding Co
12 Feb 20
5
Northwest Natural Holding Co
12 Feb 19
4
NORTHWEST NATURAL GAS CO
29 May 18
4
NORTHWEST NATURAL GAS CO
16 Jan 18
144
NORTHWEST NATURAL GAS CO
12 Jan 18
4
NORTHWEST NATURAL GAS CO
30 May 17
4
NORTHWEST NATURAL GAS CO
17 Jan 17
4
NORTHWEST NATURAL GAS CO
31 May 16
4
NORTHWEST NATURAL GAS CO
19 Jan 16
4
NORTHWEST NATURAL GAS CO
5 Jan 16