Franklin Street Properties Corp /Ma/ (FSP) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

104,075,000Shares Outstanding

9,705,636Shares held by institutions

$7,376,283Value of institutional holdings

57.93%Institutional ownership %

5.56%Shares Changed QoQ

111No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Recent 13F filings as of December 2025 show that 111 institutional investors hold a position in Franklin Street Properties Corp /Ma/ (NYSE:FSP).

Institutional ownership in Franklin Street Properties edged up to 57.9% in December 2025, compared to 55.4% in September 2025.
Institutional share ownership changed by 5.56% QoQ, while the number of institutional owners saw a decrease of 2.63% YoY.
Among the 111 institutional holders of Franklin Street Properties, 45 added to their stakes while 36 trimmed their positions and 30 held steady.
This class of investors increased its holdings in Franklin Street Properties to 60.29Mn shares for the 13F-cycle ending December 2025, up by 3.18Mn shares quarter on quarter, and down 278.31K shares year over year.
The top institutional stake in Franklin Street Properties as of December 31, 2025 belongs to PRIVATE MANAGEMENT GROUP INC, which owns 10.12Mn shares, or 9.72% of the company.
Among the most significant buyers of Franklin Street Properties during December 2025 were GUARDSMAN PRIVATE CAPITAL MANAGEMENT, INC. (2.87Mn), RBF Capital, LLC (958.46K), RENAISSANCE TECHNOLOGIES LLC (479.94K), GSA CAPITAL PARTNERS LLP (405.30K), ACADIAN ASSET MANAGEMENT LLC (337.44K).
Leading sellers of Franklin Street Properties stock in December 2025 included Peapod Lane Capital LLC (1.78Mn), Madison Avenue Partners, LP (326.97K), Russell Investments Group, Ltd. (231.02K), Qube Research & Technologies Ltd (140.66K), MARSHALL WACE, LLP (129.60K).
The top 10 institutional holders of Franklin Street Properties for the quarter ending December 2025 included PRIVATE MANAGEMENT GROUP INC (10.12Mn), Newtyn Management, LLC (7.15Mn), BlackRock, Inc. (6.02Mn), BANK OF AMERICA CORP /DE/ (5.19Mn), VANGUARD GROUP INC (4.68Mn), GUARDSMAN PRIVATE CAPITAL MANAGEMENT, INC. (2.87Mn), ACADIAN ASSET MANAGEMENT LLC (2.45Mn), Madison Avenue Partners, LP (2.25Mn), MORGAN STANLEY (2.04Mn), RBF Capital, LLC (1.92Mn).

111 Institutional Holders

9,705,636 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
PRIVATE MANAGEMENT GROUP INC	31 Dec, 2025	10,119,828	50,200	0.50%	$9,571,333.00
Newtyn Management, LLC	31 Dec, 2025	7,150,000	0	0.00%	$6,762,470.00
BlackRock, Inc.	31 Dec, 2025	6,020,834	53,465	0.90%	$5,694,505.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	5,191,915	35,060	0.68%	$4,906,360.00
VANGUARD GROUP INC	31 Dec, 2025	4,678,234	-42,908	-0.91%	$4,425,609.00
GUARDSMAN PRIVATE CAPITAL MANAGEMENT, INC.	31 Dec, 2025	2,869,173	2,869,173	0.00%	$2,713,664.00
ACADIAN ASSET MANAGEMENT LLC	31 Dec, 2025	2,448,097	337,444	15.99%	$2,313.00
Madison Avenue Partners, LP	31 Dec, 2025	2,253,389	-326,968	-12.67%	$2,131,255.00
MORGAN STANLEY	31 Dec, 2025	2,043,455	79,352	4.04%	$1,932,699.00
RBF Capital, LLC	31 Dec, 2025	1,916,912	958,456	100.00%	$1,813,016.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	1,842,444	42,057	2.34%	$1,742,818.00
STATE STREET CORP	31 Dec, 2025	1,500,263	8,982	0.60%	$1,418,949.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	1,388,426	479,943	52.83%	$1,313,173.00
CONFLUENCE INVESTMENT MANAGEMENT LLC	31 Dec, 2025	1,231,656	0	0.00%	$1,164,900.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	811,689	-18,394	-2.22%	$767,695.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	631,986	-91,851	-12.69%	$597,732.00
Peapod Lane Capital LLC	31 Dec, 2025	614,235	-1,781,294	-74.36%	$580,943.00
NORTHERN TRUST CORP	31 Dec, 2025	603,872	-28,538	-4.51%	$571,142.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	510,771	147,669	40.67%	$483,087.00
CITADEL ADVISORS LLC	31 Dec, 2025	509,584	114,835	29.09%	$481,964.00

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