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

Executive Summary

• Trading Significance: Low
• Key Takeaway: An officer vested 38,591 performance-based stock units, with an implied value of approximately $6.44 million, and subsequently disposed of shares to cover tax liabilities.
• Market Impact: This is a routine, non-discretionary compensation event with minimal market signaling value.

Company Information

Field	Value
Company	MACOM Technology Solutions Holdings, Inc.
Ticker Symbol	MTSI
CIK	0001493594
Industry	Semiconductors & Related Devices

Insider Information

Field	Value
Name	Roth Ambra R.
CIK	0001792846
Title/Position	SVP, GC and Secretary
Relationship	Officer

Transaction Details

This filing reports a grant vesting and subsequent tax-related disposals.

Date	Code	Transaction	Shares	Price	Total Value
2025-11-06	A	Vesting of PRSUs (Acquired)	38,591	$0.00	$0
2025-11-06	F	Tax Withholding (Disposed)	19,086	$166.92	$3,186,414
2025-11-08	F	Tax Withholding (Disposed)	540	$170.03	$91,816
Net Change			+19,005		Net Acquisition

Final Shares Owned After All Transactions: 27,105

Financial Impact Assessment

Transaction Materiality

The primary event is the vesting of 38,591 shares.

Metric	Value
Implied Transaction Value (Grant)	~$6.44 million
% of Market Cap ($12.66B)	0.051%
Shares Transacted (Grant)	38,591
% of Shares Outstanding (74.47M)	0.052%
Post-Transaction Ownership	27,105 shares (0.036% of outstanding)
Materiality Assessment	Low

Impact Evaluation

• Market Cap Context: For a company with a market cap of $12.66 billion, a transaction with an implied value of ~$6.4 million is immaterial, representing just 0.051% of the company's value.
• Ownership Concentration: The insider's final holding of 27,105 shares constitutes a very small fraction (0.036%) of the total shares outstanding, indicating low ownership concentration from this individual.
• Dilution Impact: The issuance of 38,591 shares represents a negligible dilution of ~0.052% to existing shareholders, which is a routine part of equity compensation plans.
• Transaction Significance: The transactions are classified as low significance. The acquisition was a non-discretionary vesting of previously granted awards, and the disposals were automatic withholdings to cover taxes, not open-market sales reflecting a change in sentiment.

Market Impact Analysis

Stock Impact Prediction

• Direction: Neutral
• Reasoning: The filing details a standard executive compensation event. The vesting of performance units is a scheduled occurrence, and the tax-related sales are automatic and non-discretionary. These actions do not provide new information about the company's future prospects.

Volume & Sentiment

• Expected Volume Impact: Minimal. The transactions are not open-market trades and will not directly impact trading volume.
• Sentiment Indicator: Neutral. The market generally views such compensation-related filings as routine and not indicative of a bullish or bearish signal.

Additional Context

Transaction Notes

• Footnote F1: Confirms the acquisition of 38,591 shares resulted from the vesting of performance-based restricted stock units (PRSUs).
• Footnotes F2 & F3: Clarify that the disposals of 19,086 and 540 shares were automatic withholdings by the issuer to satisfy the insider's tax obligations upon vesting.