TSM Taiwan Semiconductor Mfg
company
SEC Filings & Insider Trading Activity 2026

CIK: 1046179
Information Technology
Semiconductors & Related Devices 53 filings
6-K: 25
20-F: 18
SC 13G: 10

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Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling DatePeriodAnalysisSEC
6-K
Jul 24, 2026---
6-K
Jul 16, 2026---
6-K
Jul 13, 2026---
6-K
Jul 2, 2026---
6-K
Jun 25, 2026---
6-K
Jun 10, 2026--
6-K
Jun 4, 2026--
6-K
May 27, 2026--
6-K
May 26, 2026--
6-K
May 15, 2026--
6-K
May 12, 2026--
6-K
May 12, 2026--
6-K
May 8, 2026--
6-K
May 8, 2026--
6-K
Apr 24, 2026---
6-K
Apr 17, 2026---
6-K
Apr 16, 2026---
6-K
Apr 16, 2026---
20-F
Apr 16, 2026Dec 31, 2025-
6-K
Apr 10, 2026---
6-K
Mar 25, 2026---
6-K
Mar 17, 2026---
6-K
Mar 10, 2026---
6-K
Mar 2, 2026---
6-K
Feb 26, 2026---

13F Fund Holdings: Quarterly Trend

Latest: Q1 2026

Aggregate TSM share value held by 13F filers tracked by SignalX, by quarter.

Position changes: Q4 2025 → Q1 2026
Top Buyers
Top Sellers

Source: 13F-HR filings on SEC EDGAR (aggregated from 407 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.

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Frequently Asked Questions

Where can I find TSM insider trading activity (Form 4)?

SignalX aggregates every TSM Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.

How often does TSM file with the SEC?

Taiwan Semiconductor Mfg (TSM) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new TSM filing with AI-powered analysis.

What is the difference between 10-K, 10-Q, and 8-K SEC filings?

A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs, such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for Taiwan Semiconductor Mfg (TSM).

What is TSM's SEC CIK number?

Taiwan Semiconductor Mfg (TSM)'s SEC CIK (Central Index Key) number is 1046179. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1046179 to look up all TSM filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

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