144 ·Filed May 11, 2026

MTSI

MACOM Technology Solutions Holdings, Inc.
NEUTRAL
Impact 2/10
Horizonimmediate Processed4mo ago SEC0001950047-26-004349
Form 144 — notice of proposed sale of securities
Actionable Insight • Neutral

This is a routine director-level Form 144 for a small dollar amount. No actionable trading signal. Monitor for any cluster of insider sales or a material increase in volume before next earnings.

DirectionNeutral
Confidencehigh
Horizonimmediate
Final — all horizons settled through T+60d ⚠ clustered
MTSI ▼ -16.85% at T+60d
NEUTRAL call ✗ call lost -16.85% · α vs SPY -21.23% · entry $362.76 → $301.64
Entry anchored
May 11, 2026
via day open
T+1d
0.00%
call 0.00% · α -0.54%
$362.76
settled 5mo ago
T+5d
-1.79%
call -1.79% · α -1.87%
$356.25
settled 5mo ago
T+20d
-2.30%
call -2.30% · α -0.58%
$354.40
settled 4mo ago
T+60d
-16.85%
call -16.85% · α -21.23%
$301.64
settled 8w ago

Price Chart

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Executive Summary

Director Geoffrey Ribar filed a Form 144 notice of intent to sell 1,623 shares of MACOM common stock, with an approximate market value of $587,266 as of the filing date. This is a routine, small-scale sale by a non-executive director and represents a negligible fraction of the company's $27B market cap, carrying no material signal for the stock.

Key Facts

  • Director Geoffrey Ribar filed Form 144 to sell 1,623 shares of MACOM common stock.
  • Estimated aggregate market value of the proposed sale is approximately $587,266.
  • The shares were acquired via restricted stock grant on March 7, 2026.
  • The sale represents a tiny fraction of MACOM's $27.0B market capitalization.
  • Ribar is a Director, not the CEO or CFO, reducing the signal value of the filing.

Financial Impact

Proposed sale of ~$587K in stock, negligible relative to $27B market cap.

Risk Factors

  • No material risk identified from this filing alone.

Market Snapshot

Exchange
Nasdaq
Sector
Semiconductors & Related Devices
Analyst Consensus
83% bullish (23 analysts)

Investment Themes

Semiconductors

Documents Analyzed

This report is based on 3 SEC documents filed with EDGAR.

DocumentAccession Number
144 Filing (Primary)0001950047-26-004349
Document: 0001950047-26-004349-index.html0001950047-26-004349
Document: 0001950047-26-004349.txt0001950047-26-004349
26 reports for MTSI
Performance horizon
82% Hit rate 9 of 11 directional calls best @ T+60▲ +25.65%May 6, 2026
Filters
Rows
Reports for MTSI — sortable, filterable
TypeNow
Aug 6, 2026
8w ago
8-K
BULLISH ★ 8/10
$301.64 $259.95▼ −13.82%▼ −14.42%$323.14 (+7.13%)
Jun 9, 2026
16w ago
Press Release
NEUTRAL ★ 2/10
$358.72 $304.82▼ −15.03%▼ −16.47%$323.14 (−9.92%)
May 29, 2026
17w ago
144
NEUTRAL ★ 2/10
$353.79 $380.37▲ +7.51%▲ +8.81%$323.14 (−8.66%)
May 27, 2026
18w ago
144
NEUTRAL ★ 4/10
$400.66 $390.19▼ −2.61%▼ −0.71%$323.14 (−19.35%)
May 18, 2026
19w ago
Insider Cluster
NEUTRAL ★ 3/10
$358.98 $367.11▲ +2.26%▲ +1.28%$323.14 (−9.98%)
May 18, 2026
19w ago
Insider Cluster
NEUTRAL ★ 4/10
$358.98 $367.11▲ +2.26%▲ +1.28%$323.14 (−9.98%)
May 18, 2026
19w ago
Insider Cluster
NEUTRAL ★ 4/10
$358.98 $367.11▲ +2.26%▲ +1.28%$323.14 (−9.98%)
May 18, 2026
19w ago
Insider Cluster
NEUTRAL ★ 3/10
$380.45 $395.70▲ +4.01%▲ +3.68%$323.14 (−15.06%)
May 18, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$358.98 $367.11▲ +2.26%▲ +1.28%$323.14 (−9.98%)
May 15, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$356.25 $368.32▲ +3.39%▲ +1.81%$323.14 (−9.29%)
Showing 10 of 26

US Market Status

Market Open — Closes in 51m

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