FOSTER L B CO - FSTR

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q2 2026 · Compare: Q1 2026
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
BRANDES INVESTMENT PARTNERS, LP History Reduced 1,430,840 64,631 0.45% 0.29% 1 -50,483 -3.41% Q2 2026 Aug 14, 2026
GAMCO INVESTORS, INC. ET AL History Reduced 885,439 39,995 0.36% 0.25% 2 -16,000 -1.77% Q2 2026 Aug 12, 2026
BlackRock, Inc. History Added to 743,232 33,571 0.0% 0.0% 3 +40,370 5.74% Q2 2026 Aug 07, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 677,098 30,584 0.01% 0.0% 4 -16,394 -2.36% Q2 2026 Aug 11, 2026
VANGUARD CAPITAL MANAGEMENT LLC History Added to 422,980 19,106 0.0% 0.0% 5 +38,196 9.93% Q2 2026 Aug 13, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 356,350 16,096 0.02% 0.01% 6 +39,968 12.63% Q2 2026 Aug 13, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 267,997 12,096 0.01% 0.01% 7 +137,692 105.67% Q2 2026 Aug 13, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 246,464 11,135 0.0% 0.0% 8 +17,753 7.76% Q2 2026 Aug 12, 2026
Hillsdale Investment Management Inc. History Added to 218,150 9,853 0.22% 0.01% 9 +205,450 1617.72% Q2 2026 Aug 12, 2026
AMERICAN CENTURY COMPANIES INC History Added to 196,121 8,858 0.0% 0.0% 10 +112,550 134.68% Q2 2026 Aug 12, 2026
STATE STREET CORP History Added to 191,768 8,662 0.0% 0.0% 11 +39,217 25.71% Q2 2026 Sep 22, 2026
TWO SIGMA INVESTMENTS, LP History New 144,194 6,513 0.0% — 12 +144,194 New Q2 2026 Aug 14, 2026
GABELLI FUNDS LLC History Reduced 124,600 5,628 0.04% 0.03% 13 -8,436 -6.34% Q2 2026 Aug 12, 2026
Bragg Financial Advisors, Inc History Reduced 113,882 5,144 0.14% 0.1% 14 -1 -0.0% Q2 2026 Aug 12, 2026
UBS Group AG History Added to 108,203 4,887 0.0% 0.0% 15 +10,037 10.22% Q2 2026 Aug 13, 2026
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC History Reduced 91,157 4,117 0.01% 0.01% 16 -44,940 -33.02% Q2 2026 Aug 14, 2026
Teton Advisors, LLC History Reduced 84,040 3,796 2.19% 1.94% 17 -14,601 -14.8% Q2 2026 Aug 12, 2026
NORTHERN TRUST CORP History Added to 82,120 3,709 0.0% 0.0% 18 +3,920 5.01% Q2 2026 Aug 13, 2026
Wealthspire Advisors, LLC History No change 80,907 3,654 0.02% 0.02% 19 0 0.0% Q2 2026 Aug 11, 2026
Qube Research & Technologies Ltd History Added to 73,231 3,307 0.0% 0.0% 20 +22,737 45.03% Q2 2026 Aug 14, 2026
Minerva Advisors LLC History Reduced 67,922 3,068 1.94% 1.51% 21 -16,043 -19.11% Q2 2026 Aug 12, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History Added to 66,408 2,999 0.0% 0.0% 22 +9,109 15.9% Q2 2026 Aug 13, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History Added to 65,397 2,953 0.05% 0.04% 23 +1,132 1.76% Q2 2026 Aug 14, 2026
VANGUARD FIDUCIARY TRUST CO History Added to 63,914 2,886 0.0% 0.0% 24 +3,401 5.62% Q2 2026 Aug 13, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History Added to 58,824 2,657 0.0% 0.0% 25 +49,622 539.25% Q2 2026 Aug 13, 2026
MORGAN STANLEY History Added to 54,826 2,476 0.0% 0.0% 26 +5,741 11.7% Q2 2026 Aug 13, 2026
MARSHALL WACE, LLP History Added to 51,018 2,304 0.0% 0.0% 27 +31,302 158.76% Q2 2026 Aug 13, 2026
Russell Investments Group, Ltd. History Added to 47,831 2,160 0.0% 0.0% 28 +29,392 159.4% Q2 2026 Aug 06, 2026
LPL Financial LLC History Added to 44,702 2,019 0.0% 0.0% 29 +17,198 62.53% Q2 2026 Aug 07, 2026
ALGERT GLOBAL LLC History New 44,189 1,996 0.02% — 30 +44,189 New Q2 2026 Aug 13, 2026
PANAGORA ASSET MANAGEMENT INC History New 41,295 1,865 0.01% — 31 +41,295 New Q2 2026 Aug 06, 2026
LAZARD ASSET MANAGEMENT LLC History New 40,298 1,820 0.0% — 32 +40,298 New Q2 2026 Aug 14, 2026
Assenagon Asset Management S.A. History Added to 40,176 1,814 0.0% 0.0% 33 +12,141 43.31% Q2 2026 Jul 08, 2026
MARTINGALE ASSET MANAGEMENT L P History Added to 38,537 1,740 0.04% 0.01% 34 +29,381 320.89% Q2 2026 Aug 13, 2026
GOLDMAN SACHS GROUP INC History Reduced 38,461 1,737 0.0% 0.0% 35 -1,137 -2.87% Q2 2026 Aug 14, 2026
Bank of New York Mellon Corp History Added to 38,279 1,729 0.0% 0.0% 36 +3,428 9.84% Q2 2026 Aug 06, 2026
GLOBEFLEX CAPITAL L P History New 35,448 1,601 0.2% — 37 +35,448 New Q2 2026 Aug 12, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC History New 32,582 1,471 0.01% — 38 +32,582 New Q2 2026 Aug 13, 2026
CITADEL ADVISORS LLC History New 31,932 1,442 0.0% — 39 +31,932 New Q2 2026 Sep 02, 2026
De Lisle Partners LLP History No change 30,495 1,378 0.15% 0.1% 40 0 0.0% Q2 2026 Aug 12, 2026
FMR LLC History Added to 30,155 1,362 0.0% 0.0% 41 +2,912 10.69% Q2 2026 Aug 13, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Added to 28,490 1,286 0.0% 0.0% 42 +2,068 7.83% Q2 2026 Aug 14, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History New 27,823 1,256 0.0% — 43 +27,823 New Q2 2026 Aug 14, 2026
Informed Momentum Co LLC History New 26,549 1,199 0.11% — 44 +26,549 New Q2 2026 Aug 13, 2026
ENVESTNET ASSET MANAGEMENT INC History Reduced 23,783 1,074 0.0% 0.0% 45 -2,525 -9.6% Q2 2026 Sep 23, 2026
Janney Montgomery Scott LLC History Added to 22,979 1,038 0.0% 0.0% 46 +216 0.95% Q2 2026 Aug 05, 2026
JPMORGAN CHASE & CO History Added to 23,038 1,035 0.0% 0.0% 47 +18,889 455.27% Q2 2026 Aug 12, 2026
Pitcairn Wealth Advisors LLC History Reduced 22,807 1,030 0.11% 0.08% 48 -8,963 -28.21% Q2 2026 Aug 10, 2026
ROYAL BANK OF CANADA History Added to 21,832 987 0.0% 0.0% 49 +274 1.27% Q2 2026 Aug 14, 2026
SEI INVESTMENTS CO History New 20,416 922 0.0% — 50 +20,416 New Q2 2026 Aug 14, 2026
Squarepoint Ops LLC History New 19,083 861 0.0% — 51 +19,083 New Q2 2026 Aug 14, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 18,387 830 0.0% 0.0% 52 +12,035 189.47% Q2 2026 Aug 13, 2026
AMERIPRISE FINANCIAL INC History Reduced 18,317 827 0.0% 0.0% 53 -4,156 -18.49% Q2 2026 Aug 14, 2026
S SQUARED TECHNOLOGY, LLC History New 18,101 817 0.25% — 54 +18,101 New Q2 2026 Aug 13, 2026
Empowered Funds, LLC History Added to 17,797 803 0.0% 0.0% 55 +1,132 6.79% Q2 2026 Aug 14, 2026
STATE OF WISCONSIN INVESTMENT BOARD History New 15,943 720 0.0% — 56 +15,943 New Q2 2026 Aug 14, 2026
STRS OHIO History Reduced 15,900 718 0.0% 0.0% 57 -4,200 -20.9% Q2 2026 Jul 30, 2026
State of Wyoming History Added to 15,652 707 0.07% 0.02% 58 +10,498 203.69% Q2 2026 Aug 06, 2026
Sanctuary Advisors, LLC History Added to 15,624 705 0.0% 0.0% 59 +7,260 86.8% Q2 2026 Aug 13, 2026
Spire Wealth Management History New 15,232 688 0.02% — 60 +15,232 New Q2 2026 Jul 15, 2026
PRUDENTIAL FINANCIAL INC History New 14,650 661 0.0% — 61 +14,650 New Q2 2026 Aug 12, 2026
Atria Investments, Inc History Added to 14,409 650 0.01% 0.0% 62 +2,931 25.54% Q2 2026 Jul 28, 2026
AQR CAPITAL MANAGEMENT LLC History Added to 13,998 632 0.0% 0.0% 63 +6,061 76.36% Q2 2026 Aug 14, 2026
Quadrature Capital Ltd History New 13,741 620 0.01% — 64 +13,741 New Q2 2026 Aug 06, 2026
Point72 Asset Management, L.P. History New 13,524 610 0.0% — 65 +13,524 New Q2 2026 Aug 14, 2026
BANK OF AMERICA CORP /DE/ History Reduced 13,217 597 0.0% 0.0% 66 -2,724 -17.09% Q2 2026 Aug 14, 2026
Invesco Ltd. History Added to 13,121 592 0.0% 0.0% 67 +787 6.38% Q2 2026 Aug 14, 2026
ZACKS INVESTMENT MANAGEMENT History New 13,084 591 0.0% — 68 +13,084 New Q2 2026 Aug 13, 2026
Nuveen, LLC History Reduced 12,324 556 0.0% 0.0% 69 -619 -4.78% Q2 2026 Aug 11, 2026
XTX Topco Ltd History New 11,840 534 0.01% — 70 +11,840 New Q2 2026 Aug 14, 2026
Ancora Advisors LLC History No change 11,430 516 0.01% 0.01% 71 0 0.0% Q2 2026 Aug 14, 2026
RHUMBLINE ADVISERS History Added to 11,247 508 0.0% 0.0% 72 +3,140 38.73% Q2 2026 Aug 11, 2026
O'SHAUGHNESSY ASSET MANAGEMENT, LLC History Added to 11,026 498 0.0% 0.0% 73 +764 7.44% Q2 2026 Aug 13, 2026
&PARTNERS History Reduced 10,357 468 0.0% 0.0% 74 -1,048 -9.19% Q2 2026 Aug 14, 2026
STIFEL FINANCIAL CORP History Reduced 10,368 468 0.0% 0.0% 75 -225 -2.12% Q2 2026 Aug 12, 2026
DEUTSCHE BANK AG\ History Added to 9,645 435 0.0% 0.0% 76 +1,445 17.62% Q2 2026 Aug 07, 2026
Marion Wealth Management History No change 9,593 433 0.09% 0.06% 77 0 0.0% Q2 2026 Jul 16, 2026
GWN SECURITIES INC. History New 9,565 432 0.07% — 78 +9,565 New Q2 2026 Aug 05, 2026
RITHOLTZ WEALTH MANAGEMENT History Reduced 8,373 378 0.01% 0.0% 79 -50 -0.59% Q2 2026 Aug 11, 2026
BARCLAYS PLC History Reduced 8,311 375 0.0% 0.0% 80 -611 -6.85% Q2 2026 Aug 14, 2026
WELLS FARGO & COMPANY/MN History Added to 8,281 374 0.0% 0.0% 81 +4,527 120.59% Q2 2026 Aug 14, 2026
OSAIC HOLDINGS, INC. History Reduced 8,262 373 0.0% 0.0% 82 -324 -3.77% Q2 2026 Aug 14, 2026
Farther Finance Advisors, LLC History New 8,242 372 0.0% — 83 +8,242 New Q2 2026 Jul 17, 2026
WealthTrust Axiom LLC History No change 8,100 365 0.08% 0.06% 84 0 0.0% Q2 2026 Aug 11, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History Added to 7,941 359 0.0% 0.0% 85 +329 4.32% Q2 2026 Aug 14, 2026
MILLENNIUM MANAGEMENT LLC History Added to 7,721 348 0.0% 0.0% 86 +183 2.43% Q2 2026 Aug 14, 2026
Orchard Capital Management, LLC History No change 7,379 333 0.32% 0.21% 87 0 0.0% Q2 2026 Aug 12, 2026
MetLife Investment Management, LLC History Added to 6,456 291 0.0% 0.0% 88 +760 13.34% Q2 2026 Aug 13, 2026
BAILARD, INC. History Reduced 6,183 279 0.01% 0.01% 89 -1,817 -22.71% Q2 2026 Jul 30, 2026
Veradace Capital Management LLC History New 6,000 271 0.2% — 90 +6,000 New Q2 2026 Aug 14, 2026
TWO SIGMA SECURITIES, LLC History New 5,795 261 0.02% — 91 +5,795 New Q2 2026 Aug 14, 2026
Jump Financial, LLC History New 5,476 247 0.0% — 92 +5,476 New Q2 2026 Aug 13, 2026
Bristlecone Value Partners, LLC History New 5,194 234 0.19% — 94 +5,194 New Q2 2026 Aug 13, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History Added to 5,181 234 0.0% 0.0% 93 +4,856 1494.15% Q2 2026 Aug 17, 2026
J.W. COLE ADVISORS, INC. History New 5,125 231 0.0% — 95 +5,125 New Q2 2026 Jul 21, 2026
CANADA PENSION PLAN INVESTMENT BOARD History New 5,100 230 0.0% — 96 +5,100 New Q2 2026 Aug 14, 2026
UNITED CAPITAL FINANCIAL ADVISORS, LLC History New 5,000 225 0.0% — 97 +5,000 New Q2 2026 Aug 14, 2026
Moors & Cabot, Inc. History New 4,971 224 0.01% — 98 +4,971 New Q2 2026 Aug 10, 2026
CITIGROUP INC History Added to 4,810 217 0.0% 0.0% 99 +2,832 143.17% Q2 2026 Aug 03, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 4,700 212 0.0% 0.0% 100 0 0.0% Q2 2026 Jul 29, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Reduced 4,553 205 0.0% 0.0% 101 -259 -5.38% Q2 2026 Aug 14, 2026
Vanguard Global Advisers, LLC History No change 3,392 153 0.0% 0.0% 102 0 0.0% Q2 2026 Aug 13, 2026
Police & Firemen's Retirement System of New Jersey History No change 2,542 114 0.0% 0.0% 103 0 0.0% Q2 2026 Jul 23, 2026
FIFTH THIRD BANCORP History Reduced 1,476 66 0.0% 0.0% 104 -222 -13.07% Q2 2026 Aug 05, 2026
Kemnay Advisory Services Inc. History Reduced 946 42 0.01% 0.0% 105 -100 -9.56% Q2 2026 Aug 14, 2026
NEW YORK STATE TEACHERS RETIREMENT SYSTEM History New 904 41 0.0% — 107 +904 New Q2 2026 Jul 23, 2026
Legal & General Group Plc History No change 925 41 0.0% 0.0% 106 0 0.0% Q2 2026 Aug 14, 2026
Ameritas Investment Partners, Inc. History No change 888 40 0.0% 0.0% 108 0 0.0% Q2 2026 Aug 13, 2026
Tower Research Capital LLC (TRC) History Reduced 771 34 0.0% 0.0% 109 -326 -29.72% Q2 2026 Aug 11, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History No change 746 33 0.0% 0.0% 110 0 0.0% Q2 2026 Aug 13, 2026
Truvestments Capital LLC History New 671 30 0.0% — 111 +671 New Q2 2026 Aug 12, 2026
State of Alaska, Department of Revenue History No change 441 19 0.0% 0.0% 112 0 0.0% Q2 2026 Jul 20, 2026
Covestor Ltd History Added to 238 11 0.01% 0.0% 113 +214 891.67% Q2 2026 Aug 07, 2026
CWM, LLC History No change 366 10 0.0% 0.0% 114 0 0.0% Q1 2026 May 14, 2026
Sterling Capital Management LLC History Reduced 199 8 0.0% 0.0% 115 -130 -39.51% Q2 2026 Jul 28, 2026
JONES FINANCIAL COMPANIES LLLP History New 171 7 0.0% — 116 +171 New Q2 2026 Aug 14, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 136 6 0.0% 0.0% 117 -410 -75.09% Q2 2026 Aug 24, 2026
SIGNATUREFD, LLC History New 75 3 0.0% — 120 +75 New Q2 2026 Jul 23, 2026
Arax Advisory Partners History Added to 73 3 0.0% — 119 +67 1116.67% Q2 2026 Aug 10, 2026
MassMutual Private Wealth & Trust, FSB History No change 70 3 0.0% 0.0% 118 0 0.0% Q2 2026 Jul 02, 2026
Allworth Financial LP History Reduced 49 2 0.0% 0.0% 123 -993 -95.3% Q2 2026 Aug 11, 2026
NISA INVESTMENT ADVISORS, LLC History No change 47 2 0.0% 0.0% 121 0 0.0% Q2 2026 Aug 10, 2026
ASSETMARK, INC History No change 54 2 0.0% 0.0% 122 0 0.0% Q2 2026 Jul 30, 2026
GAMMA Investing LLC History No change 60 2 0.0% 0.0% 124 0 0.0% Q2 2026 Jul 07, 2026
Optiver Holding B.V. History Reduced 28 1 0.0% 0.0% 125 -72 -72.0% Q2 2026 Aug 12, 2026
LANARK FINANCIAL, INC. History New 38 1 0.0% — 126 +38 New Q2 2026 Jul 21, 2026
22NW, LP History Closed out 0 0 — 20.41% — -1,067,186 -100.0% Q2 2026 Aug 14, 2026
Ascentis Wealth Management, LLC History Closed out 0 0 — 0.14% — -24,613 -100.0% Q2 2026 Jul 30, 2026
JANE STREET GROUP, LLC History Closed out 0 0 — 0.0% — -12,571 -100.0% Q2 2026 Aug 14, 2026
R Squared Ltd History Closed out 0 0 — 0.13% — -8,649 -100.0% Q2 2026 Aug 05, 2026
Roble, Belko & Company, Inc History Closed out 0 0 — 0.02% — -5,000 -100.0% Q2 2026 Jul 24, 2026
TD Waterhouse Canada Inc. History Closed out 0 0 — 0.0% — -2,901 -100.0% Q2 2026 Jul 27, 2026
NewEdge Advisors, LLC History Closed out 0 0 — 0.0% — -97 -100.0% Q2 2026 Aug 12, 2026
EverSource Wealth Advisors, LLC History Reduced 22 0 — 0.0% — -18 -45.0% Q2 2026 Jul 24, 2026
C M BIDWELL & ASSOCIATES LTD History New 15 0 — — — +15 New Q2 2026 Aug 11, 2026
Caitong International Asset Management Co., Ltd History New 9 0 — — — +9 New Q2 2026 Aug 04, 2026
True Wealth Design, LLC History Closed out 0 0 — — — -8 -100.0% Q2 2026 Jul 16, 2026
Essential Partners LLC History Reduced 17 0 — — — -3 -15.0% Q2 2026 Aug 10, 2026
MAI Capital Management History Closed out 0 0 — — — -2 -100.0% Q2 2026 Aug 14, 2026
Root Financial Partners, LLC History Closed out 0 0 — — — -2 -100.0% Q2 2026 Jul 29, 2026
ROTHSCHILD INVESTMENT LLC History Added to 12 0 — — — +1 9.09% Q2 2026 Aug 06, 2026
PNC FINANCIAL SERVICES GROUP, INC. History No change 5 0 — — — 0 0.0% Q2 2026 Aug 07, 2026
Sunbelt Securities, Inc. History No change 2 0 — — — 0 0.0% Q1 2026 May 15, 2026
IFP Advisors, Inc History No change 3 0 — — — 0 0.0% Q2 2026 Jul 20, 2026
SBI Securities Co., Ltd. History No change 1 0 — — — 0 0.0% Q2 2026 Jul 22, 2026