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NorthWestern Corporation shares owned by Robeco Investment Management

Quarter-by-quarter ownership of NorthWestern Corporation (NWE) shares owned by Robeco Investment Management from 13F filings

Historical chart of Robeco Investment Management investment in NorthWestern Corporation

Tip: Access up to 7 years of quarterly data

All positions including NorthWestern Corporation held by Robeco Investment Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in NorthWestern Corporation by Robeco Investment Management

Quarter filed Position value Share count Share price at filing
2025-09-30 $31M 526k 58.61
2025-06-30 $1.7M 33k 51.30
2025-03-31 $1.7M 29k 57.87
2023-09-30 $896k 19k 48.06
2023-06-30 $663k 12k 56.76
2023-03-31 $675k 12k 57.86
2022-12-31 $644k 11k 59.34
2020-09-30 $427k 8.7k 49.03
2020-06-30 $474k 8.8k 54.14
2020-03-31 $529k 8.8k 59.83
2019-12-31 $766k 11k 71.65
2019-09-30 $1.9M 26k 72.14
2019-06-30 $1.9M 26k 72.14
2019-03-31 $1.9M 27k 70.40
2018-12-31 $1.3M 22k 59.45
2018-09-30 $2.0M 35k 58.64
2018-06-30 $2.2M 38k 57.24
2018-03-31 $2.9M 55k 53.82
2017-12-31 $3.7M 62k 59.70
2017-09-30 $4.5M 80k 56.94
2017-06-30 $6.8M 112k 61.02
2017-03-31 $8.7M 148k 58.70
2016-12-31 $9.4M 165k 56.87
2016-09-30 $6.7M 117k 57.53
2014-09-30 $2.5M 56k 45.35
2014-06-30 $3.0M 57k 52.14
2014-03-31 $3.8M 80k 47.47
2013-12-31 $5.2M 120k 43.32
2013-09-30 $7.3M 162k 44.92
2013-06-30 $6.6M 165k 39.90
2013-03-31 $6.8M 172k 39.86
2012-12-31 $6.8M 196k 34.73
2012-09-30 $6.3M 175k 36.23
2012-06-30 $4.3M 116k 36.70