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OTTER TAIL CORP (OTTR)
Institutional ownership, SEC filings and insider activity
Sector: Infrastructure & Utilities · SEC CIK 0001466593 · EDGAR filings · Updated 2026-06-18
OTTER TAIL CORP (OTTR) has reported institutional ownership of 69.6%, with 343 institutional managers holding positions valued at $2.56B per the latest 13F reporting period.
Institutional ownership
69.6%
Institutional managers
343
Reported 13F value
$2.56B
Insider activity
32 trans.
$0 net flat
Latest updates
- 2026-06-18 — Current report (8-K) filed
- 2026-06-05 — Current report (8-K) filed
- 2026-05-29 — SD filed
- 2026-05-29 — Current report (8-K) filed
- 2026-05-15 — Current report (8-K) filed
- 2026-05-06 — Quarterly report (10-Q) filed
Institutional ownership overview
According to SEC 13F filings tracked by Sightfile, OTTER TAIL CORP has 343 institutional holders and institutional ownership of 69.6%.
Insider activity
Insiders reported 32 transactions (0 buys, 0 sells) across 15 reporting insiders, with a net reported value of $0.
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See full history, cross-references and alerts on SightfileSightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-06-18.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-06-18.