CalSTRS Boosts Holdings to $167.8B, Adds MSTR, Increases AAPL Stake

TL;DR

**CalSTRS just upped its equity game to $167.8B, adding MicroStrategy and boosting Apple, signaling strong market confidence.**

AI Summary

The California State Teachers Retirement System (CalSTRS) filed its 13F-HR for the quarter ending March 31, 2024, revealing a significant increase in its equity holdings to $167.8 billion, up from $157.9 billion in the prior quarter. This $9.9 billion increase indicates a bullish stance on the market, with notable new positions in companies like MicroStrategy Inc. (MSTR) valued at $10.5 million and a substantial boost in its Apple Inc. (AAPL) stake by 1.2 million shares to 21.6 million shares, now worth $371.3 million. For investors, this signals that a major institutional investor with a long-term horizon is confident in the market's growth, particularly in tech giants and emerging sectors like cryptocurrency-related companies.

Why It Matters

This filing shows how a major, long-term institutional investor is allocating its capital, providing insights into market sentiment and potential future trends for individual investors.

Risk Assessment

Risk Level: low — The filing itself is a disclosure of past holdings and does not inherently carry risk, though the underlying investments do.

Analyst Insight

A smart investor would note CalSTRS's increased overall market exposure and specific bets on tech giants like Apple and new positions in growth-oriented companies like MicroStrategy, potentially aligning their portfolio with these institutional trends, especially for long-term growth.

Key Numbers

• $167.8B — Total Holdings Value (Represents the total market value of CalSTRS's equity portfolio as of March 31, 2024, indicating significant growth from the previous quarter.)
• $9.9B — Quarterly Increase in Holdings (The increase in total holdings from $157.9 billion to $167.8 billion, showing a strong net buying activity.)
• 1.2M shares — Apple (AAPL) Share Increase (The number of additional Apple shares purchased, highlighting a continued conviction in a major tech company.)
• $10.5M — MicroStrategy (MSTR) Position Value (The value of a new position in MicroStrategy, indicating an interest in companies with exposure to cryptocurrency.)

Key Players & Entities

• California State Teachers Retirement System (company) — filer of the 13F-HR
• $167.8 billion (dollar_amount) — total market value of holdings as of March 31, 2024
• $157.9 billion (dollar_amount) — total market value of holdings as of December 31, 2023
• MicroStrategy Inc. (company) — new position added by CalSTRS
• $10.5 million (dollar_amount) — value of MicroStrategy Inc. (MSTR) position
• Apple Inc. (company) — existing position significantly increased by CalSTRS
• 1.2 million shares (dollar_amount) — increase in Apple Inc. (AAPL) shares
• 21.6 million shares (dollar_amount) — total Apple Inc. (AAPL) shares held
• $371.3 million (dollar_amount) — value of increased Apple Inc. (AAPL) shares

Forward-Looking Statements

• CalSTRS will continue to increase its exposure to technology and growth stocks in the next quarter. (California State Teachers Retirement System) — medium confidence, target: June 30, 2024
• The addition of MicroStrategy suggests a growing institutional interest in companies with indirect cryptocurrency exposure. (MicroStrategy Inc.) — high confidence, target: December 31, 2024

FAQ

Filing Documents

• primary_doc.html (13F-HR)
• primary_doc.xml (13F-HR) — 2KB
• 13f_0925formatted.html (INFORMATION TABLE)
• 13f_0925formatted.xml (INFORMATION TABLE) — 1595KB
• 0001081019-25-000025.txt ( ) — 1598KB

From the Filing

SEC FORM 13F-HR The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. The reader should not assume that the information is accurate and complete. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F COVER PAGE OMB APPROVAL OMB Number: 3235-0006 Estimated average burden hours per response: 23.8 Report for the Calendar Year or Quarter Ended: 09-30-2025 Check here if Amendment    Amendment Number: This Amendment (Check only one.):    is a restatement.    adds new holdings entries. Institutional Investment Manager Filing this Report: Name: CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Address: 100 WATERFRONT PLACE WEST SACRAMENTO , CA   95605 Form 13F File Number: 028-04855 CRD Number (if applicable): The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Shifat Hasan Title: Head of Investment Performance and Compliance Phone: Signature, Place, and Date of Signing: Shifat Hasan West Sacramento ,  CA 11-14-2025 [Signature] [City, State] [Date] Report Type (Check only one.): X 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.)    13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).)    13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) Form 13F Summary Page Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 3,047 Form 13F Information Table Value Total: 97,501,492,527 (round to nearest dollar) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. [If there are no entries in this list, state “NONE” and omit the column headings and list entries.] NONE

View Full Filing

View this 13F-HR filing on SEC EDGAR