Gagnon Securities LLC

SEC CIK: 0001125725
Latest filing: Aug 4, 2026

SEC filings (opens in a new tab)

MTSI holding history

MACOM Technology Solutions Holdings, Inc. in every 13F filed by Gagnon Securities LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MTSI overview All 13F holders of MTSI Full Q2 2026 holdings

Shares (Q2 2026): 1,281
Value: $487.3K
% of portfolio: 0.1%
Quarters held: 4; Since Q3 2025

Holdings of MTSI by Gagnon Securities LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	1,281	$487.3K	0.1%	−2,389−65.1%	Reduced	Holders
Q1 2026	3,670	$815.0K	0.2%	+375+11.4%	Added	Holders
Q4 2025	3,295	$564.4K	0.1%	+153+4.9%	Added	Holders
Q3 2025	3,142	$391.1K	0.1%	+3,142	New	Holders