Who owns FORRESTER RESEARCH, INC.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of FORR from SEC Form 13F filings across 72 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.
As of the 2026-06-30 reporting period, 72 institutions disclosed 4.9M shares of FORRESTER RESEARCH, INC. worth $36.9M — about 25.1% of shares outstanding; the largest disclosed holder is FIRST MANHATTAN CO. LLC.. Source: SEC Form 13F filings, parsed by EvidInvest.
72
13F holders
$36.9M
value, 2026 filers
25.1%
of shares outstanding (4.9M sh)
17
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 FORR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FIRST MANHATTAN CO. LLC. | 750,000 | $6.3M | 0.0% | 3.9% | 0.0% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 500,395 | $4.2M | 0.0% | 2.6% | -48.6% |
| 3 | ACADIAN ASSET MANAGEMENT LLC | 429,610 | $3,609 | 0.0% | 2.2% | +1.5% |
| 4 | Quantinno Capital Management LP | 289,195 | $2.4M | 0.0% | 1.5% | +29.1% |
| 5 | BlackRock, Inc. | 270,105 | $2.3M | 0.0% | 1.4% | -70.2% |
| 6 | Ancora Advisors LLCNEW | 269,891 | $2.3M | 0.0% | 1.4% | new |
| 7 | SEI INVESTMENTS CO | 200,406 | $1.7M | 0.0% | 1% | -29.5% |
| 8 | Russell Investments Group, Ltd. | 199,012 | $1.7M | 0.0% | 1% | +4110.1% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 169,088 | $1.4M | 0.0% | 0.9% | -46.6% |
| 10 | JANE STREET GROUP, LLC | 168,333 | $1.4M | 0.0% | 0.9% | +95.0% |
| 11 | MORGAN STANLEY | 163,788 | $1.4M | 0.0% | 0.8% | +60.5% |
| 12 | TWO SIGMA INVESTMENTS, LP | 132,202 | $1.1M | 0.0% | 0.7% | +30.1% |
| 13 | Nierenberg Investment Management Company, LLC | 131,110 | $1.1M | 0.5% | 0.7% | 0.0% |
| 14 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 74,551 | $626,974 | 0.0% | 0.4% | -80.8% |
| 15 | VANGUARD FIDUCIARY TRUST CO | 70,016 | $588,835 | 0.0% | 0.4% | -5.4% |
| 16 | Qube Research & Technologies Ltd | 68,992 | $580,223 | 0.0% | 0.4% | +243.0% |
| 17 | GOLDMAN SACHS GROUP INC | 66,865 | $562,335 | 0.0% | 0.3% | -47.6% |
| 18 | MARSHALL WACE, LLPNEW | 65,977 | $554,867 | 0.0% | 0.3% | new |
| 19 | Sixth Street Partners Management Company, L.P.NEW | 64,854 | $545,422 | 0.1% | 0.3% | new |
| 20 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 64,854 | $545,422 | 0.0% | 0.3% | -27.1% |
| 21 | PRICE T ROWE ASSOCIATES INC /MD/ | 54,743 | $461 | 0.0% | 0.3% | +42.2% |
| 22 | FEDERATED HERMES, INC. | 52,118 | $438,312 | 0.0% | 0.3% | +38.0% |
| 23 | MILLENNIUM MANAGEMENT LLCNEW | 43,759 | $368,013 | 0.0% | 0.2% | new |
| 24 | AMERIPRISE FINANCIAL INC | 40,105 | $337,283 | 0.0% | 0.2% | -7.5% |
| 25 | MERCER GLOBAL ADVISORS INC /ADV | 38,578 | $324,441 | 0.0% | 0.2% | +62.4% |
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.