DOSSIER · 13F Holders · Q2 2026Utilities · Electric Services
OTTR

OTTER TAIL CORP

381 institutions still hold OTTER TAIL CORP as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 689648103·Electric Services·381 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$2.0B
visible holders
Holders
381
filers reporting
Concentration
29.70%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

381 institutions reported OTTR in Q2 2026. BlackRock, Inc. leads at 29.7% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$590M6.6M0.01%Q2 2026
02
Vanguard Portfolio Management
CIK 0002100121· Index
$270M3.0M0.01%Q2 2026
03
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$170M1.9M0.00%Q2 2026
04
STATE STREET CORP
CIK 0000093751
$148M1.6M0.00%Q2 2026
05
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$100M1.1M0.01%Q2 2026
06
LSV ASSET MANAGEMENT
CIK 0001050470
$92M1.0M0.20%Q1 2026
07
MORGAN STANLEY
CIK 0000895421
$80M885K0.00%Q2 2026
08
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$75M828K0.01%Q2 2026
09
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$65M726K0.05%Q2 2026
10
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$57M637K0.03%Q2 2026
11
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC
CIK 0000898286
$49M540K0.07%Q2 2026
12
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$47M520K0.01%Q2 2026
13
GABELLI FUNDS LLC
CIK 0001081407
$42M462K0.27%Q2 2026
14
NORTHERN TRUST CORP
CIK 0000073124· Index
$41M453K0.00%Q2 2026
15
Bank of New York Mellon Corp
CIK 0001390777
$32M358K0.01%Q2 2026
16
JPMORGAN CHASE & CO
CIK 0000019617
$28M316K0.00%Q2 2026
17
BANK OF AMERICA CORP /DE/
CIK 0000070858
$28M313K0.00%Q2 2026
18
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$25M279K0.01%Q2 2026
19
VICTORY CAPITAL MANAGEMENT INC
CIK 0001040188
$25M276K0.01%Q2 2026
20
Nuveen, LLC
CIK 0001871926
$24M268K0.01%Q2 2026
Page 1 of 20
361 more holders available. Log in →
Insiders at OTTER TAIL CORP
Knutson Paul LLudford Mary EJohnson Kathryn OSmestad Jennifer O.Rogelstad Timothy JWahlund Todd RNelson Tyler JRasche Steven P