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Franklin Street Properties Corp

FSP
Exchange
NYSE
Industry
Real Estate Investment Trusts
SEC CIK
0001031316

No open-market purchases or sales by Franklin Street Properties Corp insiders were filed in the last 90 days; 112 institutions reported holding it in 13F filings for Q2 2026, worth $29.2M in total; no superinvestor holds it.

13F holders, Q1 2026

Institutional positions in Franklin Street Properties Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
117
+2 vs. Q4 2025
Shares held
65.5M
+4.07M (+6.6%) vs. Q4 2025
Total value
$43.6M
−$14.6M (−25.1%) vs. Q4 2025
New holders
19
37 more added
Sold out
17
27 more reduced

2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting FSP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 117 institutions
Q1 2021: 166 institutionsQ2 2021: 172 institutionsQ3 2021: 177 institutionsQ4 2021: 180 institutionsQ1 2022: 186 institutionsQ2 2022: 182 institutionsQ3 2022: 182 institutionsQ4 2022: 173 institutionsQ1 2023: 148 institutionsQ2 2023: 126 institutionsQ3 2023: 116 institutionsQ4 2023: 122 institutionsQ1 2024: 129 institutionsQ2 2024: 116 institutionsQ3 2024: 121 institutionsQ4 2024: 114 institutionsQ1 2025: 115 institutionsQ2 2025: 115 institutionsQ3 2025: 122 institutionsQ4 2025: 117 institutionsQ1 2026: 117 institutionsQ2 2026: 112 institutions
Value heldQ1 2026: $43.6M
Q1 2021: $492.8MQ2 2021: $470.1MQ3 2021: $400.4MQ4 2021: $512.7MQ1 2022: $514.0MQ2 2022: $366.7MQ3 2022: $227.0MQ4 2022: $245.6MQ1 2023: $134.8MQ2 2023: $99.9MQ3 2023: $124.1MQ4 2023: $152.0MQ1 2024: $143.7MQ2 2024: $98.2MQ3 2024: $112.4MQ4 2024: $110.9MQ1 2025: $106.2MQ2 2025: $93.9MQ3 2025: $92.4MQ4 2025: $62.6MQ1 2026: $43.6MQ2 2026: $29.2M
Institutions holding FSP and their total value by quarter
QuarterHoldersValue
Q2 2026112$29.2M
Q1 2026117$43.6M
Q4 2025117$62.6M
Q3 2025122$92.4M
Q2 2025115$93.9M
Q1 2025115$106.2M
Q4 2024114$110.9M
Q3 2024121$112.4M
Q2 2024116$98.2M
Q1 2024129$143.7M
Q4 2023122$152.0M
Q3 2023116$124.1M
Q2 2023126$99.9M
Q1 2023148$134.8M
Q4 2022173$245.6M
Q3 2022182$227.0M
Q2 2022182$366.7M
Q1 2022186$514.0M
Q4 2021180$512.7M
Q3 2021177$400.4M
Q2 2021172$470.1M
Q1 2021166$492.8M

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Franklin Street Properties Corp; share changes are against Q4 2025.

Institutions holding FSP in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
RBF Capital, LLC958,456$636.9K0.03%00.0%Unchanged
Madison Avenue Partners, LP1,080,132$717.7K0.03%−1,173,257−52.1%Reduced
Confluence Investment Management LLC1,231,656$818.4K0.01%00.0%Unchanged
UBS Group AG1,352,082$897.8K0.00%+1,135,892+525.4%Added
State Street Corp1,600,483$1.06M0.00%+100,220+6.7%Added
Renaissance Technologies LLC1,692,603$1.12M0.00%+304,177+21.9%Added
Morgan Stanley1,745,988$1.16M0.00%−297,467−14.6%Reduced
Acadian Asset Management LLC2,209,178$1.47M0.00%−238,919−9.8%Reduced
Geode Capital Management, LLC2,260,627$1.50M0.00%+418,183+22.7%Added
Guardsman Private Capital Management, Inc.2,869,173$1.91M1.49%00.0%Unchanged
Vanguard Capital Management LLC3,615,766$2.40M0.00%+3,615,766New
Bank of America Corp4,963,369$3.30M0.00%−228,546−4.4%Reduced
BlackRock, Inc.5,994,281$3.98M0.00%−26,553−0.4%Reduced
Converium Capital Inc.6,608,478$4.39M2.70%00.0%Unchanged
Newtyn Management, LLC7,150,000$4.75M0.51%00.0%Unchanged
Private Management Group Inc10,053,618$6.68M0.19%−66,210−0.7%Reduced
SRS Capital Advisors, Inc.20––+20New
Peapod Lane Capital LLC0$00.00%−614,235−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−222,900−100.0%Sold out
Jane Street Group, LLC0$00.00%−194,488−100.0%Sold out
Algert Global LLC0$00.00%−128,450−100.0%Sold out
Public Employees Retirement Association of Colorado0$00.00%−41,474−100.0%Sold out
HRT Financial LP0$00.00%−39,734−100.0%Sold out
Canada Pension Plan Investment Board0$00.00%−32,500−100.0%Sold out
Marshall Wace, LLP0$00.00%−13,600−100.0%Sold out
SG Americas Securities, LLC0$00.00%−11,400−100.0%Sold out
JustInvest LLC0$00.00%−10,563−100.0%Sold out
California State Teachers Retirement System0$00.00%−4,837−100.0%Sold out
Spire Wealth Management0$00.00%−4,790−100.0%Sold out
Flagship Harbor Advisors, LLC0$00.00%−4,000−100.0%Sold out
Amalgamated Bank0$00.00%−2,487−100.0%Sold out
Advisor Group Holdings, Inc.0$00.00%−405−100.0%Sold out
Transamerica Financial Advisors, Inc.0$00.00%−139−100.0%Sold out
Simplex Trading, LLC0$00.00%−88−100.0%Sold out
Vanguard Group Inc––––Not filed
CIBC Private Wealth Group, LLC––––Not filed