SEC Filing Analysis: MACOM Technology Solutions Holdings, Inc.

Executive Summary

• Trading Significance: Low
• Key Takeaway: The Vanguard Group reports 0% ownership due to an administrative realignment where subsidiaries now report separately; this is not a liquidation.
• Market Impact: Neutral - The filing explicitly states the investment strategies remain the same.

Company Information

Field	Value
Company	MACOM Technology Solutions Holdings, Inc.
CIK	0001493594
Market Cap	$16.42 Billion
Shares Outstanding	75,010,000

Insider Information

Field	Value
Name	The Vanguard Group
CIK	0000102909
Type	Investment Adviser
Location	Malvern, PA

Transaction Details

Field	Value
Form Type	SCHEDULE 13G/A (Amendment 8)
Filing Date	2026/03/27
Shares Owned After	0
Percent of Class	0%
Ownership Type	N/A

Financial Impact Assessment

Transaction Materiality

Metric	Value
Transaction Value	N/A (Administrative Change)
% of Market Cap	N/A
Shares Transacted	N/A
Post-Transaction Ownership	0 shares (0% of outstanding)
Materiality Assessment	Low (Technical/Administrative)

Impact Evaluation

• Market Cap Context: With a market cap of $16.42B, Vanguard is a major institutional player. A true exit would be highly significant, but this is a reporting change.
• Ownership Concentration: While the parent entity reports 0%, the underlying subsidiaries likely still hold the positions.
• Transaction Significance: The filing contains a specific footnote stating: "The Vanguard Group, Inc. no longer has... beneficial ownership over securities beneficially owned by such subsidiaries... [which] pursue the same investment strategies."

Market Impact Analysis

Stock Impact Prediction

• Direction: Neutral
• Reasoning: The reduction to 0% is technical. Algorithms scraping only the "0%" figure might briefly misinterpret this as a sell-off, but human analysis confirms it is a restructuring of reporting lines.

Volume & Sentiment

• Expected Volume Impact: Minimal.
• Sentiment Indicator: Neutral.

Key Takeaways

1. Administrative Change: Vanguard has shifted reporting duties to its subsidiaries/divisions.
2. No Strategy Change: The filing confirms subsidiaries pursue the same investment strategies.
3. Data Interpretation: Investors should expect to see new filings from Vanguard subsidiaries (disaggregated basis) covering these shares.

Additional Context

Transaction Notes

• Special Circumstances: This filing cites SEC Release No. 34-39538 regarding the disaggregation of business units for beneficial ownership reporting.