Franklin Street Properties Corp.
Franklin Street Properties Corp. (FSP) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · FSP · as of Sep 30, 2025
Ownership Breakdown
123
Institutional Holders
▲ 7 vs Q2
$92.38M
Total Inst. Value
▼ $1.51M vs Q2
103.69M
Shares Outstanding
freeFloat 88.13%
57.74M
13F Shares Held
▲ 487,799 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
FSP largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
PRIVATE MANAGEMENT GROUP INC real estate investment trusts | 10.07M | 9.72% | 9.72% | $16.11B | Nov 13, 2025 | ▲ 307.3K |
NEWTYN MANAGEMENT, LLC real estate investment trusts | 7.15M | 6.90% | 6.90% | $11.44B | Nov 14, 2025 | — held |
BLACKROCK, INC. real estate investment trusts | 5.97M | 5.76% | 5.76% | $9.55B | Nov 12, 2025 | ▼ 86.9K |
BANK OF AMERICA CORP /DE/ real estate investment trusts | 5.16M | 4.98% | 4.98% | $8.25B | Feb 3, 2026 | ▼ 9.7K |
VANGUARD GROUP INC real estate investment trusts | 4.72M | 4.56% | 4.56% | $7.55B | Nov 7, 2025 | ▲ 55.3K |
MADISON AVENUE PARTNERS, LP real estate investment trusts | 2.58M | 2.49% | 2.49% | $4.13B | Nov 14, 2025 | — held |
PEAPOD LANE CAPITAL LLC real estate investment trusts | 2.40M | 2.31% | 2.31% | $3.83B | Nov 10, 2025 | ▼ 226.6K |
ACADIAN ASSET MANAGEMENT LLC real estate investment trusts | 2.11M | 2.04% | 2.04% | $3.38B | Nov 13, 2025 | ▼ 13.1K |
MORGAN STANLEY real estate investment trusts | 1.96M | 1.90% | 1.90% | $3.14B | May 27, 2026 | ▼ 101.5K |
GEODE CAPITAL MANAGEMENT, LLC real estate investment trusts | 1.80M | 1.74% | 1.74% | $2.88B | Nov 12, 2025 | ▼ 8.7K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
17
Increased
+1.81M shares1
New Positions
first time holders21
Decreased
−1.20M shares0
Sold Out
fully exitedNet shares change (top 50)
+608.7K
+1.81M / −1.20M
Net new holders
-3
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
FSP insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
4
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Bitterman Jennifer director | May 28, 2026 | Award | 80,342 | — | — | 80.3K | Form 4 ↗ |
Murray Georgia director | May 28, 2026 | Award | 80,342 | — | — | 236.0K | Form 4 ↗ |
MCGILLICUDDY DENNIS J director | May 28, 2026 | Award | 80,342 | — | — | 194.9K | Form 4 ↗ |
Burke John N director | May 28, 2026 | Award | 80,342 | — | — | 80.3K | Form 4 ↗ |
Wilkins Milton P Jr director | May 30, 2025 | Award | 24,725 | — | — | 24.7K | Form 4 ↗ |
Burke John N director | May 30, 2025 | Award | 24,725 | — | — | 24.7K | Form 4 ↗ |
Murray Georgia director | May 30, 2025 | Award | 24,725 | — | — | 155.6K | Form 4 ↗ |
MCGILLICUDDY DENNIS J director | May 30, 2025 | Award | 24,725 | — | — | 114.5K | Form 4 ↗ |
Schanzer Bruce J director | May 30, 2025 | Award | 24,725 | — | — | 24.7K | Form 4 ↗ |
Schanzer Bruce J director | Dec 13, 2024 | Purchase | 43,311 | $1.89 | $81.7K | 3.49M | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Franklin Street Properties Corp. (FSP) is primarily owned by institutional investors, who hold approximately 55.7% of total shares outstanding. Company insiders own approximately 11.87%, while retail and public investors account for the remaining 32.44%.
The largest institutional shareholder of Franklin Street Properties Corp. is PRIVATE MANAGEMENT GROUP INC, holding approximately 10.07 million shares — equal to 9.72% of outstanding shares — as of September 30, 2025.
A total of 123 institutional investors currently hold FSP stock, with a combined institutional value of approximately $92,382,311 as of the most recent 13F filing period.
Frequently asked questions
FSP ownershipFranklin Street Properties Corp. (FSP) is primarily owned by institutional investors, who hold approximately 55.7% of shares. The largest shareholder is PRIVATE MANAGEMENT GROUP INC with a 9.72% stake. Company insiders hold 11.87%. Data sourced from SEC Form 13F as of September 30, 2025.