DOSSIER · 13F Holders · Q1 2026
CFTN

CLIFTON MINING CO

1 institutions still hold CLIFTON MINING CO as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 186904108·1 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$4K
visible holders
Holders
1
filers reporting
Concentration
100.00%
APPLETON PARTNERS INC/MA #1
top holder share
AI Holders Summary · Q1 2026

1 institutions reported CFTN in Q1 2026. APPLETON PARTNERS INC/MA leads at 100.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
APPLETON PARTNERS INC/MA
CIK 0001055290
$4K25K0.00%Q1 2026