FRANKLIN STREET PROPERTIES CORP /MA/ - FSP

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
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
PRIVATE MANAGEMENT GROUP INC History Reduced 10,053,618 6,680 0.19% 0.28% 1 -66,210 -0.65% Q1 2026 May 08, 2026
Newtyn Management, LLC History No change 7,150,000 4,751 0.51% 0.71% 2 0 0.0% Q1 2026 May 15, 2026
VANGUARD GROUP INC History No change 4,678,234 4,425 0.0% 0.0% 3 0 0.0% Q4 2025 Jan 29, 2026
Converium Capital Inc. History No change 6,608,478 4,391 2.51% 4.92% 4 0 0.0% Q1 2026 May 22, 2026
BlackRock, Inc. History Reduced 5,994,281 3,983 0.0% 0.0% 5 -26,553 -0.44% Q1 2026 May 13, 2026
BANK OF AMERICA CORP /DE/ History Reduced 4,963,369 3,295 0.0% 0.0% 6 -228,546 -4.4% Q1 2026 May 15, 2026
VANGUARD CAPITAL MANAGEMENT LLC History New 3,615,766 2,404 0.0% 7 +3,615,766 New Q1 2026 May 15, 2026
GUARDSMAN PRIVATE CAPITAL MANAGEMENT, INC. History No change 2,869,173 1,906 1.49% 2.16% 8 0 0.0% Q1 2026 May 04, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 2,260,627 1,502 0.0% 0.0% 9 +418,183 22.7% Q1 2026 May 15, 2026
ACADIAN ASSET MANAGEMENT LLC History Reduced 2,209,178 1,467 0.0% 0.0% 10 -238,919 -9.76% Q1 2026 May 13, 2026
MORGAN STANLEY History Reduced 1,745,988 1,160 0.0% 0.0% 11 -297,467 -14.56% Q1 2026 May 15, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 1,692,603 1,124 0.0% 0.0% 12 +304,177 21.91% Q1 2026 May 14, 2026
STATE STREET CORP History Added to 1,600,483 1,063 0.0% 0.0% 13 +100,220 6.68% Q1 2026 May 15, 2026
UBS Group AG History Added to 1,352,082 897 0.0% 0.0% 14 +1,135,892 525.41% Q1 2026 May 05, 2026
CONFLUENCE INVESTMENT MANAGEMENT LLC History No change 1,231,656 818 0.01% 0.02% 15 0 0.0% Q1 2026 Apr 01, 2026
Madison Avenue Partners, LP History Reduced 1,080,132 717 0.03% 0.09% 16 -1,173,257 -52.07% Q1 2026 May 15, 2026
RBF Capital, LLC History No change 958,456 636 0.03% 0.04% 17 0 0.0% Q1 2026 May 18, 2026
Cambria Investment Management, L.P. History Added to 875,971 582 0.03% 0.02% 18 +532,010 154.67% Q1 2026 May 14, 2026
NORTHERN TRUST CORP History Added to 626,379 416 0.0% 0.0% 19 +22,507 3.73% Q1 2026 May 14, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 597,108 396 0.0% 0.0% 20 -34,878 -5.52% Q1 2026 May 15, 2026
GOLDMAN SACHS GROUP INC History Added to 539,260 358 0.0% 0.0% 21 +250,778 86.93% Q1 2026 May 15, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History New 533,567 354 0.0% 22 +533,567 New Q1 2026 May 08, 2026
VANGUARD FIDUCIARY TRUST CO History New 522,654 347 0.0% 23 +522,654 New Q1 2026 May 08, 2026
GSA CAPITAL PARTNERS LLP History Added to 520,950 346 0.02% 0.03% 24 +115,648 28.53% Q1 2026 May 08, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC History Added to 501,423 333 0.0% 0.0% 25 +353,903 239.9% Q1 2026 May 08, 2026
TWO SIGMA INVESTMENTS, LP History Reduced 427,753 284 0.0% 0.0% 26 -83,018 -16.25% Q1 2026 May 15, 2026
DIMENSIONAL FUND ADVISORS LP History No change 423,310 281 0.0% 0.0% 27 0 0.0% Q1 2026 May 07, 2026
BI Asset Management Fondsmaeglerselskab A/S History No change 388,772 254 0.0% 0.0% 28 0 0.0% Q1 2026 Apr 16, 2026
AQR CAPITAL MANAGEMENT LLC History Added to 323,503 214 0.0% 0.0% 29 +253,941 365.06% Q1 2026 May 15, 2026
TWO SIGMA ADVISERS, LP History No change 222,900 210 0.0% 0.0% 30 0 0.0% Q4 2025 Feb 17, 2026
PRELUDE CAPITAL MANAGEMENT, LLC History Added to 268,759 178 0.01% 0.01% 31 +65,000 31.9% Q1 2026 May 15, 2026
D. E. Shaw & Co., Inc. History Reduced 227,035 150 0.0% 0.0% 32 -584,654 -72.03% Q1 2026 May 15, 2026
Bank of New York Mellon Corp History Added to 221,609 147 0.0% 0.0% 33 +886 0.4% Q1 2026 May 05, 2026
Summit Trail Advisors, LLC History No change 201,311 133 0.0% 0.0% 34 0 0.0% Q1 2026 May 12, 2026
WITTENBERG INVESTMENT MANAGEMENT, INC. History New 160,394 106 0.04% 35 +160,394 New Q1 2026 May 14, 2026
FRANKLIN RESOURCES INC History Added to 150,310 99 0.0% 0.0% 36 +115,475 331.49% Q1 2026 May 13, 2026
Nuveen, LLC History No change 133,939 89 0.0% 0.0% 37 0 0.0% Q1 2026 Apr 30, 2026
CITADEL ADVISORS LLC History Reduced 127,784 84 0.0% 0.0% 38 -399,300 -75.76% Q1 2026 May 15, 2026
XTX Topco Ltd History Reduced 127,728 84 0.0% 0.0% 39 -67,970 -34.73% Q1 2026 May 15, 2026
Integrated Wealth Concepts LLC History Added to 122,354 81 0.0% 0.0% 41 +2,110 1.75% Q1 2026 May 15, 2026
Asset Management One Co., Ltd. History No change 123,204 81 0.0% 0.0% 40 0 0.0% Q1 2026 May 08, 2026
Qube Research & Technologies Ltd History Reduced 121,085 80 0.0% 0.0% 42 -29,054 -19.35% Q1 2026 May 15, 2026
DEUTSCHE BANK AG\ History Added to 118,929 78 0.0% 0.0% 43 +45,251 61.42% Q1 2026 May 06, 2026
Invesco Ltd. History Reduced 113,185 75 0.0% 0.0% 44 -763 -0.67% Q1 2026 May 12, 2026
ALLIANCEBERNSTEIN L.P. History Added to 74,890 70 0.0% 0.0% 45 +6,800 9.99% Q1 2026 May 15, 2026
NOMURA ASSET MANAGEMENT CO LTD History No change 95,200 63 0.0% 0.0% 46 0 0.0% Q1 2026 May 11, 2026
Callan Family Office, LLC History Added to 90,336 60 0.0% 0.0% 48 +78,364 654.56% Q1 2026 May 13, 2026
FMR LLC History Added to 91,422 60 0.0% 0.0% 47 +21,179 30.15% Q1 2026 May 15, 2026
Mitsubishi UFJ Asset Management Co., Ltd. History No change 66,542 44 0.0% 0.0% 49 0 0.0% Q1 2026 May 12, 2026
BFSG, LLC History No change 66,480 44 0.0% 0.01% 50 0 0.0% Q1 2026 Apr 28, 2026
Sumitomo Mitsui Trust Group, Inc. History Reduced 61,526 40 0.0% 0.0% 52 -21,854 -26.21% Q1 2026 Apr 30, 2026
RHUMBLINE ADVISERS History Reduced 61,023 40 0.0% 0.0% 51 -3,121 -4.87% Q1 2026 May 12, 2026
ROYAL BANK OF CANADA History Added to 59,469 39 0.0% 0.0% 53 +3,521 6.29% Q1 2026 May 15, 2026
Vanguard Global Advisers, LLC History New 53,551 35 0.0% 54 +53,551 New Q1 2026 May 08, 2026
Cerity Partners LLC History Added to 52,357 34 0.0% 0.0% 55 +18,580 55.01% Q1 2026 May 15, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 45,600 31 0.0% 0.0% 56 0 0.0% Q1 2026 May 15, 2026
SEI INVESTMENTS CO History No change 46,835 31 0.0% 0.0% 57 0 0.0% Q1 2026 May 13, 2026
WELLS FARGO & COMPANY/MN History Reduced 44,618 29 0.0% 0.0% 59 -64,315 -59.04% Q1 2026 May 11, 2026
JPMORGAN CHASE & CO History Reduced 43,844 29 0.0% 0.0% 58 -56,327 -56.23% Q1 2026 May 13, 2026
Abel Hall, LLC History Reduced 37,818 25 0.01% 0.01% 62 -15,003 -28.4% Q1 2026 Apr 28, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Added to 39,002 25 0.0% 0.0% 60 +1,064 2.8% Q1 2026 May 15, 2026
Resona Asset Management Co.,Ltd. History No change 37,014 25 0.0% 0.0% 61 0 0.0% Q1 2026 Apr 29, 2026
Secure Asset Management, LLC History Added to 35,000 23 0.0% 0.0% 63 +25,000 250.0% Q1 2026 Apr 09, 2026
IEQ CAPITAL, LLC History New 33,925 22 0.0% 64 +33,925 New Q1 2026 May 14, 2026
RAYMOND JAMES FINANCIAL INC History No change 32,060 21 0.0% 0.0% 65 0 0.0% Q1 2026 May 14, 2026
&PARTNERS History No change 30,405 20 0.0% 0.0% 66 0 0.0% Q1 2026 May 15, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 30,060 19 0.0% 0.0% 67 +15,638 108.43% Q1 2026 May 15, 2026
Daiwa Securities Group Inc. History Reduced 27,852 18 0.0% 0.0% 68 -563 -1.98% Q1 2026 May 13, 2026
Tower Research Capital LLC (TRC) History Added to 26,885 17 0.0% 0.0% 69 +15,462 135.36% Q1 2026 May 15, 2026
INTECH INVESTMENT MANAGEMENT LLC History Reduced 24,230 16 0.0% 0.0% 70 -9,721 -28.63% Q1 2026 May 08, 2026
COLDSTREAM CAPITAL MANAGEMENT INC History Added to 20,890 13 0.0% 0.0% 71 +6,432 44.49% Q1 2026 May 08, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 19,796 13 0.0% 0.0% 72 +2,526 14.63% Q1 2026 May 12, 2026
Beartown Capital Management, LLC History No change 19,868 13 0.01% 0.01% 73 0 0.0% Q1 2026 May 14, 2026
Police & Firemen's Retirement System of New Jersey History No change 20,507 13 0.0% 0.0% 74 0 0.0% Q1 2026 Apr 29, 2026
BARCLAYS PLC History Reduced 18,446 12 0.0% 0.0% 75 -104,131 -84.95% Q1 2026 May 14, 2026
STRS OHIO History No change 18,200 12 0.0% 0.0% 76 0 0.0% Q1 2026 Apr 24, 2026
Glenview Trust Co History No change 17,724 11 0.0% 0.0% 77 0 0.0% Q1 2026 May 08, 2026
Sumitomo Mitsui DS Asset Management Company, Ltd History No change 15,115 10 0.0% 0.0% 78 0 0.0% Q1 2026 Apr 24, 2026
CWM, LLC History Added to 14,993 9 0.0% 0.0% 82 +12,030 406.01% Q1 2026 May 14, 2026
NISSAY ASSET MANAGEMENT CORP /JAPAN History Added to 13,785 9 0.0% 0.0% 79 +309 2.29% Q1 2026 May 15, 2026
NISA INVESTMENT ADVISORS, LLC History Reduced 14,222 9 0.0% 0.0% 80 -202 -1.4% Q1 2026 Apr 30, 2026
PRUDENTIAL FINANCIAL INC History Added to 14,910 9 0.0% 0.0% 81 +30 0.2% Q1 2026 May 13, 2026
ProShare Advisors LLC History Reduced 13,279 8 0.0% 0.0% 83 -1,184 -8.19% Q1 2026 Apr 24, 2026
CIBC Bancorp USA Inc. History New 11,972 7 0.0% 86 +11,972 New Q1 2026 May 12, 2026
Greenspring Advisors, LLC History New 11,634 7 0.0% 87 +11,634 New Q1 2026 May 04, 2026
MERCER GLOBAL ADVISORS INC /ADV History New 10,774 7 0.0% 84 +10,774 New Q1 2026 May 15, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History New 10,310 7 0.0% 85 +10,310 New Q1 2026 Apr 08, 2026
Mariner, LLC History New 10,303 6 0.0% 92 +10,303 New Q1 2026 May 13, 2026
FIRST TRUST ADVISORS LP History Reduced 10,138 6 0.0% 0.0% 89 -2,230 -18.03% Q1 2026 May 13, 2026
Ameritas Investment Partners, Inc. History No change 9,556 6 0.0% 0.0% 88 0 0.0% Q1 2026 May 13, 2026
CIBC Private Wealth Group LLC History No change 7,360 6 0.0% 0.0% 90 0 0.0% Q4 2025 Feb 12, 2026
JNBA Financial Advisors History No change 10,021 6 0.0% 0.0% 91 0 0.0% Q1 2026 Apr 22, 2026
Russell Investments Group, Ltd. History Reduced 6,290 4 0.0% 0.0% 95 -645 -9.3% Q1 2026 May 08, 2026
Legal & General Group Plc History No change 6,982 4 0.0% 0.0% 93 0 0.0% Q1 2026 May 08, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 7,400 4 0.0% 0.0% 94 0 0.0% Q1 2026 May 06, 2026
CITIGROUP INC History Added to 4,254 2 0.0% 0.0% 96 +2,463 137.52% Q1 2026 May 11, 2026
Sterling Capital Management LLC History Reduced 3,297 2 0.0% 0.0% 97 -2,165 -39.64% Q1 2026 Apr 22, 2026
Essential Partners LLC History Added to 2,862 1 0.0% 105 +2,786 3665.79% Q1 2026 May 21, 2026
HARBOR CAPITAL ADVISORS, INC. History Added to 1,201 1 0.0% 0.0% 98 +60 5.26% Q1 2026 Apr 28, 2026
MetLife Investment Management, LLC History Added to 2,258 1 0.0% 0.0% 100 +37 1.67% Q1 2026 May 14, 2026
North Star Investment Management Corp. History No change 2,400 1 0.0% 0.0% 99 0 0.0% Q1 2026 Apr 23, 2026
Oakworth Capital, Inc. History No change 2,507 1 0.0% 0.0% 101 0 0.0% Q1 2026 Apr 24, 2026
Steward Partners Investment Advisory, LLC History No change 1,800 1 0.0% 0.0% 102 0 0.0% Q1 2026 May 08, 2026
Sound Income Strategies, LLC History No change 1,796 1 0.0% 0.0% 103 0 0.0% Q1 2026 Apr 27, 2026
Covestor Ltd History No change 1,616 1 0.0% 0.0% 104 0 0.0% Q1 2026 May 05, 2026
Peapod Lane Capital LLC History Closed out 0 0 0.49% -614,235 -100.0% Q1 2026 May 01, 2026
JANE STREET GROUP, LLC History Closed out 0 0 0.0% -194,488 -100.0% Q1 2026 May 12, 2026
ALGERT GLOBAL LLC History Closed out 0 0 0.0% -128,450 -100.0% Q1 2026 May 14, 2026
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO History Closed out 0 0 0.0% -41,474 -100.0% Q1 2026 May 14, 2026
HRT FINANCIAL LP History Closed out 0 0 0.0% -39,734 -100.0% Q1 2026 May 14, 2026
CANADA PENSION PLAN INVESTMENT BOARD History Closed out 0 0 0.0% -32,500 -100.0% Q1 2026 May 15, 2026
MARSHALL WACE, LLP History Closed out 0 0 0.0% -13,600 -100.0% Q1 2026 May 14, 2026
SG Americas Securities, LLC History Closed out 0 0 0.0% -11,400 -100.0% Q1 2026 Apr 16, 2026
Vanguard Personalized Indexing Management, LLC History Closed out 0 0 0.0% -10,563 -100.0% Q1 2026 May 14, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Closed out 0 0 0.0% -4,837 -100.0% Q1 2026 May 15, 2026
Spire Wealth Management History Closed out 0 0 0.0% -4,790 -100.0% Q1 2026 Apr 22, 2026
FLAGSHIP HARBOR ADVISORS, LLC History Closed out 0 0 0.0% -4,000 -100.0% Q1 2026 Apr 28, 2026
AMALGAMATED BANK History Closed out 0 0 0.0% -2,487 -100.0% Q1 2026 May 08, 2026
EverSource Wealth Advisors, LLC History Added to 848 0 +736 657.14% Q1 2026 May 15, 2026
Allworth Financial LP History New 537 0 +537 New Q1 2026 May 14, 2026
OSAIC HOLDINGS, INC. History Closed out 0 0 -405 -100.0% Q1 2026 May 15, 2026
Advisory Services Network, LLC History New 382 0 +382 New Q1 2026 May 15, 2026
IFP Advisors, Inc History Added to 341 0 +222 186.55% Q1 2026 Apr 13, 2026
GAMMA Investing LLC History Reduced 785 0 -208 -20.95% Q1 2026 Apr 06, 2026
MAI Capital Management History Added to 1,223 0 0.0% +148 13.77% Q1 2026 May 15, 2026
Transamerica Financial Advisors, LLC History Closed out 0 0 -139 -100.0% Q1 2026 May 15, 2026
True Wealth Design, LLC History Added to 136 0 +129 1842.86% Q1 2026 Apr 13, 2026
Root Financial Partners, LLC History New 111 0 +111 New Q1 2026 Apr 24, 2026
SIMPLEX TRADING, LLC History Closed out 0 0 -88 -100.0% Q1 2026 May 14, 2026
ROTHSCHILD INVESTMENT LLC History New 73 0 +73 New Q1 2026 May 07, 2026
Farther Finance Advisors, LLC History New 56 0 +56 New Q1 2026 Apr 07, 2026
Sunbelt Securities, Inc. History New 30 0 +30 New Q1 2026 May 15, 2026
Arax Advisory Partners History New 20 0 +20 New Q1 2026 May 13, 2026
SJS Investment Consulting Inc. History New 13 0 +13 New Q1 2026 Apr 23, 2026
GROUP ONE TRADING LLC History No change 20 0 0 0.0% Q1 2026 May 13, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History No change 1,300 0 0.0% 0 0.0% Q1 2026 May 07, 2026