13F Insight
DOSSIER · 13F Holders · Q1 2026Mega-capCrowded
FSTR

FOSTER L B CO

115 institutions still hold FOSTER L B CO as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 350060109·115 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 8.1%
vs prior quarter
13F value held
$196M
50.0% inst. owned
of float
Holders
115
+93 QoQ
filers reporting
Activity
+16 / −53
+816 added · −734 reduced
this quarter
Concentration
21.11%
BRANDES INVESTMENT PARTNERS, LP #1
top holder share
AI Holders Summary · Q1 2026

115 institutions reported FSTR in Q1 2026. BRANDES INVESTMENT PARTNERS, LP leads at 21.1% of the visible book. +93 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
BRANDES INVESTMENT PARTNERS, LP
CIK 0001015079
$41M1.5M0.29%Q1 202602
22NW, LP
CIK 0001694297
$30M1.1M20.41%Q1 202603
GAMCO INVESTORS, INC. ET AL
CIK 0000807249
$25M901K0.25%Q1 202604
BlackRock, Inc.
CIK 0002012383
$20M703K0.00%Q1 202605
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$19M693K0.00%Q1 202606
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$11M385K0.00%Q1 202607
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$9M316K0.01%Q1 202608
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$6M229K0.00%Q1 202609
STATE STREET CORP
CIK 0000093751
$4M153K0.00%Q1 202610
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC
CIK 0001164833
$4M136K0.01%Q1 202611
GABELLI FUNDS LLC
CIK 0001081407
$4M133K0.03%Q1 202612
Teton Advisors, Inc.
CIK 0001444874
$3M150K1.99%Q2 202513
Bragg Financial Advisors, Inc
CIK 0001327055
$3M114K0.10%Q1 202614
Teton Advisors, LLC
CIK 0002086025
$3M99K1.94%Q1 202615
UBS Group AG
CIK 0001610520
$3M98K0.00%Q1 202616
Minerva Advisors LLC
CIK 0001541536
$2M84K1.51%Q1 202617
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$2M84K0.00%Q1 202618
Wealthspire Advisors, LLC
CIK 0001646247
$2M81K0.02%Q1 202619
NORTHERN TRUST CORP
CIK 0000073124· Index
$2M78K0.00%Q1 202620
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 0001107261
$2M64K0.04%Q1 2026
Page 1 of 6
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