Security key
346563109
FORRESTER RESEARCH, INC. - Common Stock, $.01 Par Value (FORR)
CUSIP: 346563109
Q1 2019 13F Holders as of 31 Mar 2019
- Security type / class
- Equity / Common Stock, $.01 Par Value
- Total 13F shares
- 10,596,252
- Total 13F value
- $511,309,306
- Share change
- -148,508
- SEC-reported price per share
- $48.35
- Number of holders
- 128
- Value change
- -$6,934,343
- Number of buys
- 68
- Number of sells
- 42
- Shares outstanding
- 19,411,537
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2019
Institutions
128
Top holders
10
FORR full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
FORRESTER RESEARCH, INC. SEC filings
FORRESTER RESEARCH, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 346563109
Recent filing periods:
Ownership snapshot
Top reported holders of FORR - FORRESTER RESEARCH, INC. - Common Stock, $.01 Par Value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
WELLINGTON MANAGEMENT GRO...
Disclosed value leader
WELLINGTON MANAGEMENT GRO...
Comparable rows
15/15
Latest evidence
31 Dec 2018
13F
Lead comparable stake: 10%
Showing 1-6 of 15 holder rows.
Quick read
WELLINGTON MANAGEMENT GROUP LLP leads the comparable SEC ownership view at 10%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens WELLINGTON MANAGEMENT GROUP LLP's linked filing trail.
Comparable ownership
Top 5
WELLINGTON MANAGEMENT GROUP LLP
10%
BlackRock Finance, Inc.
7.7%
VANGUARD GROUP INC
5.4%
DIMENSIONAL FUND ADVISORS LP
4%
RENAISSANCE TECHNOLOGIES LLC
3.9%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
10%
|
$87,847,000
1,965,275 shares
|
— | 31 Dec 2018 |
| BlackRock Finance, Inc. |
13F
Company
|
7.7%
|
$67,005,000
1,499,011 shares
|
— | 31 Dec 2018 |
| VANGUARD GROUP INC |
13F
Company
|
5.4%
|
$46,926,000
1,049,801 shares
|
— | 31 Dec 2018 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
4%
|
$34,761,000
777,645 shares
|
— | 31 Dec 2018 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
3.9%
|
$34,187,000
764,800 shares
|
— | 31 Dec 2018 |
| ArrowMark Colorado Holdings LLC |
13F
Company
|
2.7%
|
$23,856,000
533,690 shares
|
— | 31 Dec 2018 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2019
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
128
Shares
10,596,252
Rows available
128
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2019 vs Q3 2025 Across Filers
Q3 2025 holders
108
Q1 2019 holders
128
Holder diff
20
| Investor | Q3 2025 Shares | Q1 2019 Shares | Share Diff | Share Chg % | Q3 2025 value | Q1 2019 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend