Latest Period
Q1 2026
Security Snapshot
FORRESTER RESEARCH, INC. - Common Stock, $.01 Par Value (FORR) Institutional Ownership
CUSIP: 346563109
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
101
Shares (Excl. Options)
11,349,931
Price
$5.66
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- Security type / class
- Equity / Common Stock, $.01 Par Value
- Symbol
- FORR on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 11,349,931
- Total 13F value
- $64,283,257
- Portfolio coverage rank
- 0%
- Share change
- +1,524,799
- Value change
- +$5,821,278
- Number of holders
- 101
- Shares outstanding
- 19,411,537
- SEC-reported price per share
- $6.65
- Insider filing price
- $6.65
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- FORR - FORRESTER RESEARCH, INC. - Common Stock, $.01 Par Value is tracked under CUSIP 346563109.
- 101 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 107 to 101 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $79,795,036 to $64,283,257.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 101 institutions filings for Q1 2026.
Security key
346563109
Latest holder period
Q1 2026
13F holders
101
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
FORR full holder history
FORRESTER RESEARCH, INC. SEC filings
FORRESTER RESEARCH, INC. company facts
FORRESTER RESEARCH, INC. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 346563109:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
FORR
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| COLONY GEORGE F | 39% | -0.51% | $78,306,161 | 7,380,411 | 0% | George F. Colony | 30 Jun 2025 | |
| Portolan Capital Management, LLC | 7.9% | +30% | $8,446,192 | +$2,072,909 | 1,541,276 | +33% | Portolan Capital Management, LLC | 31 Mar 2026 |
| BlackRock, Inc. | 5% | $9,500,260 | 946,241 | BlackRock, Inc. | 31 Dec 2024 | |||
| ROYCE & ASSOCIATES LP | 0.56% | -89% | $1,127,809 | -$10,759,061 | 106,387 | -91% | ROYCE & ASSOCIATES LP | 30 Sep 2025 |
As of 31 Mar 2026, 101 institutional investors reported holding 11,349,931 shares of FORRESTER RESEARCH, INC. - Common Stock, $.01 Par Value (FORR). This represents 58% of the company’s total 19,411,537 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
52%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Portolan Capital Management, LLC | 7.9% | 1,541,276 | +118% | 0.46% | $8,723,622 |
| BlackRock, Inc. | 4.7% | 907,377 | -5.2% | 0% | $5,135,753 |
| FIRST MANHATTAN CO. LLC. | 3.9% | 750,000 | +760% | 0.01% | $4,245,000 |
| Pacific Ridge Capital Partners, LLC | 3.7% | 710,847 | +21% | 0.87% | $4,023,394 |
| Nantahala Capital Management, LLC | 3.6% | 694,422 | 0.25% | $3,930,429 | |
| Tieton Capital Management, LLC | 2.9% | 559,041 | +3.8% | 1.1% | $3,164,000 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.5% | 486,922 | 0% | 0% | $2,755,979 |
| ArrowMark Colorado Holdings LLC | 2.4% | 472,952 | -15% | 0.07% | $2,676,908 |
| RENAISSANCE TECHNOLOGIES LLC | 2.2% | 436,706 | -2.5% | 0% | $2,471,756 |
| ACADIAN ASSET MANAGEMENT LLC | 2.2% | 423,338 | -0.56% | 0% | $2,393,000 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 2% | 389,254 | 0% | $2,203,178 | |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 2% | 383,589 | +9.8% | 0.01% | $2,171,114 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.6% | 316,788 | +6.2% | 0% | $1,793,205 |
| SEI INVESTMENTS CO | 1.5% | 284,424 | +112% | 0% | $1,609,853 |
| DIMENSIONAL FUND ADVISORS LP | 1.4% | 266,389 | -33% | 0% | $1,507,806 |
| STATE STREET CORP | 1.3% | 259,070 | +1.3% | 0% | $1,466,336 |
| Quantinno Capital Management LP | 1.2% | 224,085 | +81% | 0% | $1,268,321 |
| AQR CAPITAL MANAGEMENT LLC | 0.96% | 185,922 | +88% | 0% | $1,052,319 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.78% | 150,859 | 0% | 0.02% | $853,862 |
| Nierenberg Investment Management Company, LLC | 0.68% | 131,110 | +1035% | 0.37% | $742,083 |
| GOLDMAN SACHS GROUP INC | 0.66% | 127,635 | +46% | 0% | $722,414 |
| NORTHERN TRUST CORP | 0.53% | 102,647 | +2.6% | 0% | $580,982 |
| MORGAN STANLEY | 0.53% | 102,072 | -20% | 0% | $577,728 |
| TWO SIGMA INVESTMENTS, LP | 0.52% | 101,601 | -16% | 0% | $575,062 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.51% | 98,172 | 0% | 0% | $555,654 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 11,349,931 | $64,283,257 | +$5,821,278 | $5.66 | 101 |
| 2025 Q4 | 9,828,210 | $79,795,036 | +$4,451,312 | $8.12 | 107 |
| 2025 Q3 | 9,142,139 | $96,887,653 | -$2,210,333 | $10.60 | 108 |
| 2025 Q2 | 9,353,602 | $92,597,871 | -$875,375 | $9.90 | 102 |
| 2025 Q1 | 9,473,757 | $87,536,295 | -$8,708,108 | $9.24 | 92 |
| 2024 Q4 | 10,075,658 | $157,884,691 | -$4,599,725 | $15.67 | 98 |
| 2024 Q3 | 10,325,657 | $185,884,279 | -$6,425,426 | $18.01 | 105 |
| 2024 Q2 | 10,573,155 | $180,588,836 | +$2,213,397 | $17.08 | 106 |
| 2024 Q1 | 10,244,232 | $220,815,496 | -$11,263,181 | $21.56 | 106 |
| 2023 Q4 | 10,654,809 | $285,654,812 | +$2,784,188 | $26.81 | 104 |
| 2023 Q3 | 10,543,423 | $304,708,231 | -$6,345,996 | $28.90 | 105 |
| 2023 Q2 | 10,755,068 | $312,886,855 | -$1,737,011 | $29.09 | 104 |
| 2023 Q1 | 10,764,112 | $348,210,315 | +$3,756,317 | $32.35 | 121 |
| 2022 Q4 | 10,639,012 | $380,450,595 | +$3,735,690 | $35.76 | 128 |
| 2022 Q3 | 10,525,867 | $379,035,495 | -$2,650,015 | $36.01 | 123 |
| 2022 Q2 | 10,512,518 | $502,903,817 | +$6,490,894 | $47.84 | 129 |
| 2022 Q1 | 10,489,731 | $591,713,477 | -$4,804,343 | $56.42 | 131 |
| 2021 Q4 | 10,575,947 | $620,930,840 | -$2,777,395 | $58.73 | 134 |
| 2021 Q3 | 10,735,377 | $528,708,195 | -$8,987,655 | $49.26 | 118 |
| 2021 Q2 | 10,949,958 | $501,506,066 | -$4,877,910 | $45.80 | 103 |
| 2021 Q1 | 11,056,296 | $469,685,394 | +$48,859 | $42.48 | 98 |
| 2020 Q4 | 11,057,023 | $463,313,358 | +$5,814,949 | $41.90 | 101 |
| 2020 Q3 | 10,935,092 | $358,616,248 | +$748,891 | $32.79 | 91 |
| 2020 Q2 | 10,901,374 | $349,272,197 | +$3,304,344 | $32.04 | 95 |
| 2020 Q1 | 10,799,939 | $315,709,226 | +$4,153,881 | $29.23 | 99 |