Who owns Franklin Street Properties Corp.?
Institutional ownership of FSP from SEC Form 13F filings across 88 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
88
13F holders
$10.8M
value, 2026 filers
22.4%
of shares outstanding (23.3M sh)
23
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of FSP's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BANK OF AMERICA CORP /DE/ | 4.8M | $2.5M | 0.0% | 4.6% | -3.5% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 3.7M | $1.9M | 0.0% | 3.6% | -48.3% |
| 3 | ACADIAN ASSET MANAGEMENT LLC | 2.0M | $1,025 | 0.0% | 1.9% | -9.6% |
| 4 | BlackRock, Inc. | 1.4M | $716,072 | 0.0% | 1.3% | -76.8% |
| 5 | MORGAN STANLEY | 1.2M | $605,158 | 0.0% | 1.1% | -32.7% |
| 6 | RBF Capital, LLC | 958,456 | $493,605 | 0.0% | 0.9% | -50.0% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 909,782 | $468,681 | 0.0% | 0.9% | -59.8% |
| 8 | JANE STREET GROUP, LLCNEW | 854,669 | $440,154 | 0.0% | 0.8% | new |
| 9 | CITADEL ADVISORS LLC | 654,954 | $337,301 | 0.0% | 0.6% | +484.3% |
| 10 | GOLDMAN SACHS GROUP INC | 566,786 | $291,895 | 0.0% | 0.5% | +5.1% |
| 11 | MILLENNIUM MANAGEMENT LLCNEW | 524,705 | $270,223 | 0.0% | 0.5% | new |
| 12 | VANGUARD FIDUCIARY TRUST CO | 490,602 | $252,660 | 0.0% | 0.5% | -6.1% |
| 13 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 442,807 | $228,045 | 0.0% | 0.4% | +1373.1% |
| 14 | Sixth Street Partners Management Company, L.P.NEW | 399,237 | $205,607 | 0.0% | 0.4% | new |
| 15 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 399,237 | $205,607 | 0.0% | 0.4% | -33.1% |
| 16 | TWO SIGMA INVESTMENTS, LP | 383,899 | $197,708 | 0.0% | 0.4% | -10.3% |
| 17 | Qube Research & Technologies Ltd | 310,270 | $159,789 | 0.0% | 0.3% | +156.2% |
| 18 | Integrated Wealth Concepts LLC | 296,214 | $152,552 | 0.0% | 0.3% | +142.1% |
| 19 | PRELUDE CAPITAL MANAGEMENT, LLC | 268,759 | $138,411 | 0.0% | 0.3% | 0.0% |
| 20 | MARSHALL WACE, LLPNEW | 252,355 | $131,225 | 0.0% | 0.2% | new |
| 21 | Summit Trail Advisors, LLC | 201,311 | $103,675 | 0.0% | 0.2% | 0.0% |
| 22 | NORTHERN TRUST CORP | 198,867 | $102,416 | 0.0% | 0.2% | -68.3% |
| 23 | FRANKLIN RESOURCES INC | 146,357 | $75,374 | 0.0% | 0.1% | -2.6% |
| 24 | D. E. Shaw & Co., Inc. | 137,795 | $70,964 | 0.0% | 0.1% | -39.3% |
| 25 | HRT FINANCIAL LPNEW | 134,769 | $69 | 0.0% | 0.1% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.