DOSSIER · 13F Holders · Q1 2026
NSTS

NSTS BANCORP INC

24 institutions still hold NSTS BANCORP INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 6293JP109·24 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$16M
visible holders
Holders
24
filers reporting
Concentration
42.03%
ALLIANCEBERNSTEIN L.P. #1
top holder share
AI Holders Summary · Q1 2026

24 institutions reported NSTS in Q1 2026. ALLIANCEBERNSTEIN L.P. leads at 42.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
ALLIANCEBERNSTEIN L.P.
CIK 0001109448
$7M516K0.00%Q1 2026
02
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$2M190K0.00%Q1 2026
03
GRAHAM CAPITAL WEALTH MANAGEMENT, LLC
CIK 0001907528
$2M109K1.16%Q2 2026
04
RAFFLES ASSOCIATES LP
CIK 0001169581
$1M94K0.95%Q1 2026
05
Focus Partners Wealth
CIK 0001542153
$786K61K0.00%Q4 2025
06
Creative Planning
CIK 0001540235
$525K45K0.00%Q1 2026
07
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$523K45K0.00%Q1 2026
08
ROBERTS GLORE & CO INC /IL/
CIK 0001017115
$502K36K0.12%Q2 2026
09
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$327K28K0.00%Q1 2026
10
M3F, Inc.
CIK 0001511291
$311K27K0.08%Q1 2026
11
Chicago Capital Management, LLC
CIK 0001580162
$304K29K0.27%Q2 2026
12
NORTHERN TRUST CORP
CIK 0000073124· Index
$247K21K0.00%Q1 2026
13
BlackRock, Inc.
CIK 0002012383
$223K16K0.00%Q2 2026
14
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$204K18K0.00%Q1 2026
15
STATE STREET CORP
CIK 0000093751
$154K11K0.00%Q2 2026
16
LONGFELLOW INVESTMENT MANAGEMENT CO LLC
CIK 0001167487
$151K11K0.03%Q2 2026
17
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$130K11K0.00%Q1 2026
18
American Capital Advisory, LLC
CIK 0002018007
$12K8500.00%Q2 2026
19
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO
CIK 0001141802
$6K5000.00%Q1 2026
20
HARBOUR INVESTMENTS, INC.
CIK 0000810121
$6K5000.00%Q1 2026
Page 1 of 2
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Insiders at NSTS BANCORP INC
Ansani Emily E.Ivantic Thomas MWalker Nathan EAvakian Amy LSchoolcraft Carissa HLear Stephen G.True Rodney J,Arenas Apolonio