DOSSIER · 13F Holders · Q2 2026
MRFIX

MFS RESEARCH I

2 institutions still hold MFS RESEARCH I as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 552981706·2 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$44K
visible holders
Holders
2
filers reporting
Concentration
65.66%
NBT BANK N A /NY #1
top holder share
AI Holders Summary · Q2 2026

2 institutions reported MRFIX in Q2 2026. NBT BANK N A /NY leads at 65.7% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
NBT BANK N A /NY
CIK 0000898413
$29K4660.00%Q2 2026
02
McIlrath & Eck, LLC
CIK 0001701714
$15K2720.00%Q1 2026