DOSSIER · 13F Holders · Q1 2026Financial Services · Asset ManagementCyclicalNet sold
MAIN

MAIN STR CAP CORP

459 institutions still hold MAIN STR CAP CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 56035L104·Asset Management·459 13F holders·last filed Mar 31, 2026
Market cap
2.0%
vs prior quarter
13F value held
$504M
55.0% inst. owned
of float
Holders
459
+94 QoQ
filers reporting
Activity
+43 / −10
+910 added · −730 reduced
this quarter
Concentration
14.06%
UBS Group AG #1
top holder share
AI Holders Summary · Q1 2026

459 institutions reported MAIN in Q1 2026. UBS Group AG leads at 14.1% of the visible book. +94 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
UBS Group AG
CIK 0001610520
$71M1.3M0.01%Q1 2026
02
MORGAN STANLEY
CIK 0000895421
$45M855K0.00%Q1 2026
03
Legal & General Group Plc
CIK 0000764068
$42M784K0.01%Q1 2026
04
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$32M608K0.00%Q1 2026
05
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$28M524K0.02%Q1 2026
06
Muzinich & Co., Inc.
CIK 0001618824
$27M440K8.36%Q4 2025
07
Qube Research & Technologies Ltd
CIK 0001729829
$26M486K0.03%Q1 2026
08
ADELL HARRIMAN & CARPENTER INC
CIK 0001134152
$26M485K1.57%Q1 2026
09
Invesco Ltd.
CIK 0000914208
$23M432K0.00%Q1 2026
10
BlackRock, Inc.
CIK 0002012383
$22M424K0.00%Q1 2026
11
Sumitomo Mitsui Trust Group, Inc.
CIK 0001475365
$20M371K0.01%Q1 2026
12
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$19M360K0.01%Q1 2026
13
LPL Financial LLC
CIK 0001403438
$18M348K0.00%Q1 2026
14
FRANKLIN RESOURCES INC
CIK 0000038777
$17M321K0.00%Q1 2026
15
D. E. Shaw & Co., Inc.
CIK 0001009207
$17M279K0.01%Q4 2025
16
GOLDMAN SACHS GROUP INC
CIK 0000886982
$17M313K0.00%Q1 2026
17
CHILDRESS CAPITAL ADVISORS, LLC
CIK 0001849561
$16M294K2.80%Q1 2026
18
RAYMOND JAMES FINANCIAL INC
CIK 0000720005
$14M264K0.00%Q1 2026
19
CITIGROUP INC
CIK 0000831001
$14M256K0.01%Q1 2026
20
SANDERS MORRIS HARRIS LLC
CIK 0001053994
$13M237K1.99%Q1 2026
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