Mariner
FSP

Mariner’s Franklin Street Properties FSP Stock Holding History

Mariner’s Portfolio FSP Stock Details FSP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$16.5K Buy
32,053
+21,750
+211% +$12.9K ﹤0.01% 3484
2026
Q1 		$6.85K Buy
+10,303
New +$7.97K ﹤0.01% 3533
2025
Q4 		– Sell
-11,666
Closed -$18.7K – 3632
2025
Q3 		$18.7K Buy
+11,666
New +$19.3K ﹤0.01% 3515
2024
Q4 		– Sell
-11,941
Closed -$21.1K – 3432
2024
Q3 		$21.1K Buy
+11,941
New +$19.8K ﹤0.01% 3244

Other funds holding FSP

PMG
Private Management Group Irvine, California $3.8B AUM 23.19% 1-Year Est. Return
NM
Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return
CC
Converium Capital Montreal $783M AUM
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
GPCM
Guardsman Private Capital Management Sarasota, Florida $143M AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
CIM
Confluence Investment Management St. Louis, Missouri $6.4B AUM 9.79% 1-Year Est. Return

Mariner's FSP Position: Q2 2026 in Review

Mariner increased its Franklin Street Properties (FSP) stake by 211% in Q2 2026, buying an estimated $12.9K and bringing the position to 32,053 shares worth $16.5K. The position accounts for ﹤0.01% of the portfolio, ranked #3484.

Mariner first reported a position in FSP in Q3 2024 and has held it in 4 quarters since. The position peaked at $21.1K in Q3 2024. 112 funds tracked by Wall St. Rank hold FSP as of Q2 2026.

  • Mariner held 32,053 shares of Franklin Street Properties worth $16.5K as of Q2 2026.
  • Mariner bought 21,750 Franklin Street Properties shares in Q2 2026, an estimated $12.9K.
  • Franklin Street Properties made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #3484 holding.
  • Mariner first reported a position in Franklin Street Properties in Q3 2024 and has held it in 4 quarters since.
  • Mariner's Franklin Street Properties position peaked at $21.1K in Q3 2024.
  • 112 funds tracked by Wall St. Rank held Franklin Street Properties as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.