DOSSIER · 13F Holders · Q1 2026
CIF

MFS Intermediate High Income Fund

6 institutions still hold MFS Intermediate High Income Fund as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 59318T109·6 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$3M
visible holders
Holders
6
filers reporting
Concentration
88.20%
SIT INVESTMENT ASSOCIATES INC #1
top holder share
AI Holders Summary · Q1 2026

6 institutions reported CIF in Q1 2026. SIT INVESTMENT ASSOCIATES INC leads at 88.2% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SIT INVESTMENT ASSOCIATES INC
CIK 0000769317
$3M1.6M0.05%Q1 2026
02
PIN OAK INVESTMENT ADVISORS INC
CIK 0001094584
$278K171K0.20%Q1 2026
03
Cambridge Investment Research Advisors, Inc.
CIK 0001419186
$49K30K0.00%Q1 2026
04
PNC FINANCIAL SERVICES GROUP, INC.
CIK 0000713676
$17K10K0.00%Q4 2025
05
CWM, LLC
CIK 0001535847
$2K1K0.00%Q1 2026
06
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025