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Otter Tail Corp

OTTR
Exchange
Nasdaq
Industry
Electric Services
SEC CIK
0001466593

In the last 90 days, Otter Tail Corp insiders filed 0 open-market purchases and 2 sales; 363 institutions reported holding it in 13F filings for Q2 2026, worth $2.65B in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Otter Tail Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
363
+20 vs. Q1 2026
Shares held
29.4M
+215.8K (+0.7%) vs. Q1 2026
Total value
$2.65B
+$84.6M (+3.3%) vs. Q1 2026
New holders
48
143 more added
Sold out
28
103 more reduced

4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting OTTR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 363 institutions
Q1 2021: 174 institutionsQ2 2021: 169 institutionsQ3 2021: 199 institutionsQ4 2021: 224 institutionsQ1 2022: 235 institutionsQ2 2022: 249 institutionsQ3 2022: 266 institutionsQ4 2022: 249 institutionsQ1 2023: 256 institutionsQ2 2023: 261 institutionsQ3 2023: 277 institutionsQ4 2023: 298 institutionsQ1 2024: 304 institutionsQ2 2024: 315 institutionsQ3 2024: 328 institutionsQ4 2024: 324 institutionsQ1 2025: 334 institutionsQ2 2025: 345 institutionsQ3 2025: 345 institutionsQ4 2025: 354 institutionsQ1 2026: 347 institutionsQ2 2026: 363 institutions
Value heldQ2 2026: $2.65B
Q1 2021: $887.4MQ2 2021: $935.3MQ3 2021: $1.09BQ4 2021: $1.38BQ1 2022: $1.22BQ2 2022: $1.33BQ3 2022: $1.26BQ4 2022: $1.19BQ1 2023: $1.83BQ2 2023: $1.99BQ3 2023: $1.89BQ4 2023: $2.16BQ1 2024: $2.12BQ2 2024: $2.16BQ3 2024: $2.05BQ4 2024: $2.03BQ1 2025: $2.21BQ2 2025: $2.12BQ3 2025: $2.31BQ4 2025: $2.29BQ1 2026: $2.57BQ2 2026: $2.65B
Institutions holding OTTR and their total value by quarter
QuarterHoldersValue
Q2 2026363$2.65B
Q1 2026347$2.57B
Q4 2025354$2.29B
Q3 2025345$2.31B
Q2 2025345$2.12B
Q1 2025334$2.21B
Q4 2024324$2.03B
Q3 2024328$2.05B
Q2 2024315$2.16B
Q1 2024304$2.12B
Q4 2023298$2.16B
Q3 2023277$1.89B
Q2 2023261$1.99B
Q1 2023256$1.83B
Q4 2022249$1.19B
Q3 2022266$1.26B
Q2 2022249$1.33B
Q1 2022235$1.22B
Q4 2021224$1.38B
Q3 2021199$1.09B
Q2 2021169$935.3M
Q1 2021174$887.4M

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Otter Tail Corp; share changes are against Q1 2026.

Institutions holding OTTR in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
West Financial Advisors, LLC334$30.1K0.00%00.0%Unchanged
Salomon & Ludwin, LLC335$30.0K0.00%−61−15.4%Reduced
Harbor Capital Advisors, Inc.310$28.0K0.00%−15−4.6%Reduced
Parallel Advisors, LLC311$28.0K0.00%+311New
Kemnay Advisory Services Inc.307$27.6K0.00%−34−10.0%Reduced
Vermillion Wealth Management, Inc.302$27.2K0.01%−1−0.3%Reduced
Bessemer Group Inc300$27.0K0.00%−108−26.5%Reduced
Security National Bank of Sioux City Iowa300$27.0K0.01%+300New
IFP Advisors, Inc267$24.0K0.00%+77+40.5%Added
N.E.W. Advisory Services LLC200$18.0K0.00%00.0%Unchanged
Smallwood Wealth Investment Management, LLC198$17.9K0.01%+1+0.5%Added
Optiver Holding B.V.194$17.5K0.00%+194New
Bare Financial Services, Inc182$16.4K0.00%+81+80.2%Added
Plante Moran Financial Advisors, LLC165$14.9K0.00%+5+3.1%Added
Smartleaf Asset Management LLC124$11.0K0.00%00.0%Unchanged
Signature Equity Partners, LLC105$9.45K0.00%+101+2,525.0%Added
Simplex Trading, LLC103$9.27K0.00%+88+586.7%Added
Broadwater Capital Management LLC95$8.55K0.01%00.0%Unchanged
Keating Financial Advisory Services, Inc.94$8.46K0.00%+1+1.1%Added
Larson Financial Group LLC90$8.10K0.00%−12−11.8%Reduced
Harvest Fund Management Co., Ltd90$8.00K0.00%00.0%Unchanged
JFS Wealth Advisors, LLC79$7.11K0.00%+54+216.0%Added
Rothschild Investment LLC68$6.12K0.00%+6+9.7%Added
Brown Brothers Harriman & Co62$5.58K0.00%00.0%Unchanged
WealthCollab, LLC58$5.22K0.00%−61−51.3%Reduced
CVA Family Office, LLC55$4.95K0.00%+14+34.1%Added
Colonial Trust Co53$4.71K0.00%00.0%Unchanged
Versant Capital Management, Inc45$4.05K0.00%00.0%Unchanged
Assetmark, Inc40$3.59K0.00%00.0%Unchanged
Ancora Advisors, LLC38$3.42K0.00%00.0%Unchanged
SJS Investment Consulting Inc.34$3.06K0.00%+31+1,033.3%Added
Massmutual Trust Co FSB34$3.06K0.00%00.0%Unchanged
Parkside Financial Bank & Trust33$2.97K0.00%00.0%Unchanged
Caitong International Asset Management Co., Ltd32$2.88K0.00%+9+39.1%Added
Farmers & Merchants Investments Inc28$2.52K0.00%00.0%Unchanged
JPL Wealth Management, LLC27$2.43K0.00%00.0%Unchanged
SBI Securities Co., Ltd.25$2.25K0.00%+15+150.0%Added
Fortitude Family Office, LLC23$2.07K0.00%−3−11.5%Reduced
Quarry LP23$2.07K0.00%−2−8.0%Reduced
Clearstead Advisors, LLC21$1.89K0.00%+21New
Bell Investment Advisors, Inc15$1.35K0.00%00.0%Unchanged
Archer Investment Corp12$1.08K0.00%00.0%Unchanged
Glen Eagle Advisors, LLC12$1.05K0.00%00.0%Unchanged
Rialto Wealth Management, LLC11$9900.00%+8+266.7%Added
Spectrum Wealth Advisory Group, LLC11$9900.00%+11New
Caitlin John, LLC11$9900.00%+11New
Creative Capital Management Investments LLC10$9000.00%+10New
Action Point Financial Planning, LLC10$9000.00%+10New
Essential Partners LLC8$7200.00%00.0%Unchanged
HFM Investment Advisors, LLC7$6300.00%+5+250.0%Added
DiNuzzo Private Wealth, Inc.6$5400.00%00.0%Unchanged
Fulcrum Asset Management LLP6$5330.00%+6New
Bay Harbor Wealth Management, LLC5$4500.00%−1−16.7%Reduced
Gilpin Wealth Management, LLC4$3600.00%00.0%Unchanged
Ankerstar Wealth, LLC4$3600.00%00.0%Unchanged
Hughes Financial Services, LLC3$2700.00%+1+50.0%Added
Creative Financial Designs Inc3$2700.00%+3New
Davis Capital Management2$1800.00%+2New
LRI Investments, LLC2$1800.00%+2New
Raffa Wealth Management, LLC1$900.00%00.0%Unchanged
DecisionPoint Financial, LLC1$900.00%+1New
Evolution Advisers, Inc.5$00.00%+5New
Navigoe, LLC1$00.00%+1New
Jane Street Group, LLC0$00.00%−117,441−100.0%Sold out
Marshall Wace, LLP0$00.00%−95,162−100.0%Sold out
HRT Financial LP0$00.00%−78,965−100.0%Sold out
Bridgeway Capital Management, LLC0$00.00%−24,800−100.0%Sold out
Elo Mutual Pension Insurance Co0$00.00%−17,067−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−11,693−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−10,950−100.0%Sold out
Kestra Advisory Services, LLC0$00.00%−9,001−100.0%Sold out
Fieldview Capital Management, LLC0$00.00%−5,505−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−4,714−100.0%Sold out
Verition Fund Management LLC0$00.00%−3,928−100.0%Sold out
Old National Bancorp0$00.00%−3,285−100.0%Sold out
Financiere des Professionnels - Fonds d,investissement inc.0$00.00%−2,683−100.0%Sold out
Advisory Services Network, LLC0$00.00%−1,499−100.0%Sold out
State of Wyoming0$00.00%−823−100.0%Sold out
Goodman Advisory Group, LLC0$00.00%−667−100.0%Sold out
Sound Income Strategies, LLC0$00.00%−286−100.0%Sold out
RWM Asset Management, LLC0$00.00%−240−100.0%Sold out
Opal Wealth Advisors, LLC0$00.00%−230−100.0%Sold out
Nomura Asset Management Co Ltd0$00.00%−220−100.0%Sold out
IAG Wealth Partners, LLC0$00.00%−100−100.0%Sold out
Root Financial Partners, LLC0$00.00%−79−100.0%Sold out
Twin Peaks Wealth Advisors, LLC0$00.00%−67−100.0%Sold out
Global Wealth Strategies & Associates0$00.00%−55−100.0%Sold out
Ronald Blue Trust, Inc.0$00.00%−24−100.0%Sold out
MAI Capital Management0$00.00%−18−100.0%Sold out
Picton Mahoney Asset Management0$00.00%−15−100.0%Sold out
Curio Wealth, LLC0$00.00%−1−100.0%Sold out
Janus Henderson Group PLC––––Not filed
CWM, LLC––––Not filed
Skopos Labs, Inc.––––Not filed
USA Financial Portformulas Corp––––Not filed