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MANNKIND CORP (MNKD)

Institutional ownership, SEC filings and insider activity

Sector: Healthcare & Pharma · SEC CIK 0000899460 · EDGAR filings · Updated 2026-07-24

MANNKIND CORP (MNKD) has reported institutional ownership of 57.2%, with 252 institutional managers holding positions valued at $442.0M per the latest 13F reporting period. SEC filings include an active substantial-doubt (going concern) disclosure per the filings.

Institutional ownership
57.2%
Institutional managers
252
Reported 13F value
$442.0M
Insider activity
66 trans.
−$3.63M net selling
Data flags
1 active
from SEC filings

Filings this week (1)

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Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, MANNKIND CORP has 252 institutional holders and institutional ownership of 57.2%.

Insider activity

Insiders reported 66 transactions (1 buys, 15 sells) across 12 reporting insiders, with a net reported value of −$3.63M.

Data flags from SEC filings

Active substantial-doubt (going concern) disclosure per the filings, most recently filed 2021-11-09 (recurring since 2020-02-25) — source filing. The authoritative details are those stated in the filing itself.

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Sightfile 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 2026-07-24.