FERGUS FALLS, MN
OTTER TAIL CORPOTTR— Latest position per institution from SEC 13F filings
15
Institutional holders
37.21M
Total shares held
2.83B
Estimated value
1.86M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
6.56M
Value
590.05M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
6.50M
Value
568.95M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
5.06M
Value
408.86M
Filed
Dec 31, 2025
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
3.89M
Value
43.20K
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3M
Value
269.61M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.89M
Value
170.17M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
1.65M
Value
148.09M
Filed
Jun 30, 2026
LSV ASSET MANAGEMENT
CIK 1050470
Shares
1.19M
Value
106.76K
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.11M
Value
100.16M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
885.38K
Value
79.67M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
828.02K
Value
74.50M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
725.77K
Value
65.30M
Filed
Jun 30, 2026
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
637.04K
Value
57.32M
Filed
Jun 30, 2026
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC
CIK 898286
Shares
539.87K
Value
48.58M
Filed
Jun 30, 2026
SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P.
CIK 1812095
Shares
519.76K
Value
46.77M
Filed
Jun 30, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
519.76K
Value
46.77M
Filed
Jun 30, 2026
GABELLI FUNDS LLC
CIK 1081407
Shares
462.20K
Value
41.59M
Filed
Jun 30, 2026
NORTHERN TRUST CORP
CIK 73124
Shares
453.45K
Value
40.80M
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
447.02K
Value
40.22M
Filed
Jun 30, 2026
BANK OF NEW YORK MELLON CORP
CIK 1390777
Shares
358.27K
Value
32.24M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 6.56M | 590.05M | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 6.50M | 568.95M | Jun 30, 2024 |
| 3 | VANGUARD GROUP INC | 102909 | 5.06M | 408.86M | Dec 31, 2025 |
| 4 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 3.89M | 43.20K | Jun 30, 2026 |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3M | 269.61M | Jun 30, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.89M | 170.17M | Jun 30, 2026 |
| 7 | STATE STREET CORP | 93751 | 1.65M | 148.09M | Jun 30, 2026 |
| 8 | LSV ASSET MANAGEMENT | 1050470 | 1.19M | 106.76K | Jun 30, 2026 |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.11M | 100.16M | Jun 30, 2026 |
| 10 | MORGAN STANLEY | 895421 | 885.38K | 79.67M | Jun 30, 2026 |
| 11 | DIMENSIONAL FUND ADVISORS LP | 354204 | 828.02K | 74.50M | Jun 30, 2026 |
| 12 | TWO SIGMA INVESTMENTS, LP | 1179392 | 725.77K | 65.30M | Jun 30, 2026 |
| 13 | FIRST TRUST ADVISORS LP | 1125816 | 637.04K | 57.32M | Jun 30, 2026 |
| 14 | CAISSE DE DEPOT ET PLACEMENT DU QUEBEC | 898286 | 539.87K | 48.58M | Jun 30, 2026 |
| 15 | SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 1812095 | 519.76K | 46.77M | Jun 30, 2026 |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 519.76K | 46.77M | Jun 30, 2026 |
| 17 | GABELLI FUNDS LLC | 1081407 | 462.20K | 41.59M | Jun 30, 2026 |
| 18 | NORTHERN TRUST CORP | 73124 | 453.45K | 40.80M | Jun 30, 2026 |
| 19 | D. E. SHAW & CO., INC. | 1009207 | 447.02K | 40.22M | Jun 30, 2026 |
| 20 | BANK OF NEW YORK MELLON CORP | 1390777 | 358.27K | 32.24M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.