Companies › AMKR

AMKOR TECHNOLOGY INC (AMKR)

Institutional ownership, SEC filings and insider activity

Sector: Technology · SEC CIK 0001047127 · EDGAR filings · Updated 2026-07-28

AMKOR TECHNOLOGY INC (AMKR) has reported institutional ownership of 48.8%, with 523 institutional managers holding positions valued at $5.44B per the latest 13F reporting period.

Filings this week (4)

• 2026-07-28 — Quarterly report (10-Q) filed
• 2026-07-27 — Current report (8-K) filed
• 2026-07-22 — Insider transaction reported (Form 4)
• 2026-07-22 — Insider transaction reported (Form 4)

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

• 2026-07-20 — Insider transaction reported (Form 4)
• 2026-07-16 — Insider transaction reported (Form 4)

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, AMKOR TECHNOLOGY INC has 523 institutional holders and institutional ownership of 48.8%.

Insider activity

Insiders reported 184 transactions (5 buys, 25 sells) across 31 reporting insiders, with a net reported value of −$951.3M.

Related companies

RUBRIK INC. (RBRK) · PAYCOM SOFTWARE INC (PAYC) · WIX COM LTD (WIX) · PLEXUS CORP (PLXS) · BENTLEY SYS INC (BSY) · SERVICETITAN INC (TTAN)