TSBK TIMBERLAND BANCORP INC
company
SEC Filings & Insider Trading Activity 2026

CIK: 1046050
Financials
Savings Institutions, Not Federally Chartered 115 filings
Russell 2000

Latest TIMBERLAND BANCORP INC (TSBK) SEC EDGAR filings in 2026, including the most recent 10-K annual report filed on December 9, 2025, a 10-Q quarterly report filed on May 7, 2026, an 8-K current report filed on July 29, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for TIMBERLAND BANCORP INC (TSBK) (SEC CIK 1046050), with AI-powered section-by-section summaries updated daily.

10-Q: 76
10-K: 24
SC 13G: 8
8-K: 6
SC 13D: 1

Latest 2026 SEC Filing Dates

10-K Annual Report
Dec 9, 2025
10-Q Quarterly Report
May 7, 2026
8-K Current Report
Jul 29, 2026

Go deeper on TIMBERLAND BANCORP INC

Ask AI about TSBK filings. Chat with the 10-K, 10-Q, and 8-K for instant answers on financials, risks, and guidance.

Track institutional money. See which funds are building or cutting TSBK positions, quarter over quarter.

Catch cross-signals. Spot when insider buying, fund accumulation, and activist stakes line up on TSBK.

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

FormFiling DatePeriodAnalysisSEC
8-K
Jul 29, 2026---
10-Q
May 7, 2026Mar 31, 2026-
8-K
Apr 30, 2026---
10-Q
Feb 6, 2026Dec 31, 2025-
8-K
Jan 29, 2026--
8-K
Jan 27, 2026--
8-K
Jan 7, 2026--
8-K
Dec 11, 2025--
10-K
Dec 9, 2025Sep 30, 2025-
10-Q
Aug 8, 2025Jun 30, 2025-
10-Q
May 9, 2025Mar 31, 2025-
10-Q
Feb 10, 2025Dec 31, 2024-
10-K
Dec 11, 2024Sep 30, 2024-
10-Q
Aug 7, 2024Jun 30, 2024-
10-Q
May 8, 2024Mar 31, 2024-
10-Q
Feb 12, 2024Dec 31, 2023-
SC 13G
Jan 26, 2024--
10-K
Dec 11, 2023Sep 30, 2023-
10-Q
Aug 7, 2023Jun 30, 2023-
10-Q
May 9, 2023Mar 31, 2023-
SC 13G
Feb 14, 2023--
10-Q
Feb 8, 2023Dec 31, 2022-
10-K
Dec 9, 2022Sep 30, 2022-
10-Q
Aug 5, 2022Jun 30, 2022-
10-Q
May 9, 2022Mar 31, 2022-

13F Fund Holdings: Quarterly Trend

Latest: Q1 2026

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

Position changes: Q4 2025Q1 2026
Top Buyers
Top Sellers
New Positions
None this quarter.

Source: 13F-HR filings on SEC EDGAR (aggregated from 115 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.

Frequently Asked Questions

What are the latest TSBK SEC filings in 2026?

TIMBERLAND BANCORP INC (TSBK) has filed a 10-K annual report on December 9, 2025, a 10-Q quarterly report on May 7, 2026, an 8-K current report on July 29, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.

When did TSBK file its most recent 10-K annual report?

TIMBERLAND BANCORP INC (TSBK) filed its most recent 10-K annual report on December 9, 2025. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.

How do I view TSBK 10-Q quarterly reports?

TIMBERLAND BANCORP INC (TSBK)'s most recent 10-Q quarterly report was filed on May 7, 2026. SignalX displays every TSBK 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.

What 8-K current reports has TSBK filed recently?

TIMBERLAND BANCORP INC (TSBK)'s most recent 8-K was filed on July 29, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.

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

SignalX aggregates every TSBK 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 TSBK file with the SEC?

TIMBERLAND BANCORP INC (TSBK) 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 TSBK 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 TIMBERLAND BANCORP INC (TSBK).

What is TSBK's SEC CIK number?

TIMBERLAND BANCORP INC (TSBK)'s SEC CIK (Central Index Key) number is 1046050. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1046050 to look up all TSBK filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

Stay on top of TIMBERLAND BANCORP INC SEC filings

Insider trading data, fund holdings, cross-signal detection, and AI-powered analysis for 115+ filings.