SEC Filing Analysis: MACOM Technology Solutions Holdings, Inc. (MTSI)

Executive Summary

• Trading Significance: Low
• Key Takeaway: A 10% owner executed a $5.2 million sale of common stock, which represents a very small fraction of their total holdings and is immaterial relative to the company's market capitalization.
• Market Impact: The transaction is unlikely to have a significant market impact due to its low materiality.

Company Information

Field	Value
Company	MACOM Technology Solutions Holdings, Inc.
Ticker Symbol	MTSI
CIK	0001493594
Industry	SEMICONDUCTORS & RELATED DEVICES [3674]

Insider Information

Field	Value
Name	OCAMPO SUSAN
CIK	0001252243
Title/Position	null
Relationship	10% Owner

Transaction Details

Field	Value
Form Type	4
Transaction Date	2025-10-20
Transaction Code	S (Sale)
Security Type	Common Stock
Shares Involved	36,762
Price Per Share	$141.01
Total Value	$5,183,789.62
Shares Owned After	8,734,537
Ownership Type	Indirect

Financial Impact Assessment

Transaction Materiality

Metric	Value
Transaction Value	$5,183,789.62
% of Market Cap	0.05%
Shares Transacted	36,762
% of Shares Outstanding	0.049%
Post-Transaction Ownership	8,734,537 shares (11.73% of outstanding)
Materiality Assessment	Low

Impact Evaluation

• Market Cap Context: The $5.2 million sale is negligible for a company with a market capitalization of $10.38 billion. The transaction value represents only 0.05% of the company's total market value.
• Ownership Concentration: The insider remains a very significant shareholder, holding over 11.7% of all outstanding shares after the sale. The sale of 36,762 shares represents less than 0.5% of the insider's total holdings, indicating it is not a significant liquidation event.
• Dilution Impact: Not applicable as this is a sale of existing shares, not an issuance of new equity.
• Transaction Significance: Based on the thresholds, the transaction is rated 'Low' significance as both its value relative to market cap (<0.1%) and shares relative to outstanding shares (<0.1%) are minimal.

Market Impact Analysis

Stock Impact Prediction

• Direction: Neutral
• Reasoning: The sale is too small to signal a change in the insider's conviction. It represents a tiny fraction of their overall holdings and is immaterial to the company's public float and market cap. This is likely routine portfolio management or diversification.

Volume & Sentiment

• Expected Volume Impact: Minimal. The transaction size is unlikely to cause a noticeable spike in trading volume.
• Sentiment Indicator: Neutral. The market is unlikely to interpret this minor, indirect sale by a major shareholder as a bearish signal.

Investment Insights

Positive Market Indicators

• The insider maintains a very large ownership stake (11.73%), indicating continued significant alignment with shareholder interests.

Risk Factors

• No new risk factors are indicated by this filing.

Key Takeaways

1. A 10% owner, Susan Ocampo, sold $5.2 million worth of MTSI stock.
2. The sale is immaterial, representing just 0.05% of the company's market cap and a fraction of a percent of the insider's total holdings.
3. The transaction was conducted indirectly through trusts, suggesting potential estate planning or portfolio diversification rather than a fundamental change in outlook on the company.

Additional Context

Transaction Notes

• Special Circumstances: The sale was conducted indirectly through trusts for the insider's children. The reported price is a weighted average, with sales occurring between $141.00 and $141.08.
• Market Environment: The transaction's context should be viewed against the performance of the semiconductor sector and MTSI's stock price at the time of the sale.