FORR · Forrester Research, Inc. · Shareholders & Ownership

$11.93 -0.23 (-1.89%)

Market Cap

$231.51M

19.04M

Volume · Oct 21 85.32K Avg daily vol (3M) 111.24K

Every disclosed holder of FORR in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

How the holder list picks a filing →

Who Owns FORR

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

Holder group	Holders	Shares	% Out	Summed
Institutional (13F)	97	10,755,542	56.49%	Yes
Insiders (Forms 3, 4, 5)	15	359,056	1.89%	Yes
13D/G-only blocks	2	7,486,798	39.32%	Yes
Remaining	—	437,604	2.30%	Rest
Registered funds (N-PORT, not summed)	62	2,929,436	15.39%	No

Shares outstanding: 19,039,000, the issuer's latest cover-page count restated onto today's split basis.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of FORR

One row per holder Every filing By ultimate parent

All 13F Funds Insiders 13D/G Non-US

#	Holder	Shares	% Out	Change	As of	Notes
1	George F. Colony 13G CIK 1033665 · Unknown · Jun 30, 2025 Rule 13d-1(d), exempt investor	7,380,411	38.76%	0	Jun 30, 2025	Rule 13d-1(d), exempt investor
2	Portolan Capital Management, LLC 13F CIK 1350290 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	1,623,925	8.53%	+82,649	Jun 30, 2026	carried, not yet filed for the newest quarter
3	Nantahala Capital Management, LLC 13F CIK 1472322 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	763,446	4.01%	+69,024	Jun 30, 2026	carried, not yet filed for the newest quarter
4	Tieton Capital Management, LLC 13F CIK 1381954 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	757,476	3.98%	+198,435	Jun 30, 2026	carried, not yet filed for the newest quarter
5	FIRST MANHATTAN CO. LLC. 13F CIK 728083 · Investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	750,000	3.94%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
6	Pacific Ridge Capital Partners, LLC 13F CIK 1591546 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	705,344	3.70%	-5,503	Jun 30, 2026	carried, not yet filed for the newest quarter
7	VANGUARD CAPITAL MANAGEMENT LLC 13F CIK 2100119 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	500,395	2.63%	+13,473	Jun 30, 2026	carried, not yet filed for the newest quarter
8	ACADIAN ASSET MANAGEMENT LLC 13F CIK 916542 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	429,610	2.26%	+6,272	Jun 30, 2026	carried, not yet filed for the newest quarter
9	RENAISSANCE TECHNOLOGIES LLC 13F CIK 1037389 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	418,206	2.20%	-18,500	Jun 30, 2026	carried, not yet filed for the newest quarter
10	HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 13F CIK 1164833 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	366,689	1.93%	-16,900	Jun 30, 2026	carried, not yet filed for the newest quarter
10.1	Hotchkis and Wiley Small Cap Diversified Value Fund Fund S000045868 · Registered fund · Jun 30, 2026 HOTCHKIS & WILEY FUNDS/DE/, not summed	54,600	0.29%	-34,600	Jun 30, 2026	HOTCHKIS & WILEY FUNDS/DE/, not summed
11	AQR CAPITAL MANAGEMENT LLC 13F CIK 1167557 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	357,665	1.88%	+171,743	Jun 30, 2026	carried, not yet filed for the newest quarter
12	VANGUARD TOTAL STOCK MARKET INDEX FUND Fund S000002848 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	351,436	1.85%	0	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
13	Quantinno Capital Management LP 13F CIK 1759654 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	289,195	1.52%	+65,110	Jun 30, 2026	carried, not yet filed for the newest quarter
14	Adara Smaller Companies Fund Fund S000047045 · Registered fund · May 31, 2026 RBB Fund, Inc., not summed	278,210	1.46%	0	May 31, 2026	RBB Fund, Inc., not summed
15	BlackRock, Inc. 13F CIK 2012383 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	270,105	1.42%	-637,272	Jun 30, 2026	carried, not yet filed for the newest quarter
15.1	iShares Micro-Cap ETF Fund S000004439 · Registered fund · Jun 30, 2026 iShares Trust, not summed	39,406	0.21%	+10,771	Jun 30, 2026	iShares Trust, not summed
16	Ancora Advisors LLC 13F CIK 1446114 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	269,891	1.42%	+269,891	Jun 30, 2026	carried, not yet filed for the newest quarter
16.1	Ancora/Thelen Small-Mid Cap Fund Fund S000039307 · Registered fund · Jun 30, 2026 ANCORA TRUST, not summed	2,400	0.01%	—	Jun 30, 2026	ANCORA TRUST, not summed
17	ArrowMark Colorado Holdings LLC 13F CIK 1483859 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	231,808	1.22%	-241,144	Jun 30, 2026	carried, not yet filed for the newest quarter
17.1	Meridian Small Cap Growth Fund Fund S000042770 · Registered fund · Jun 30, 2026 Meridian Fund Inc, not summed	107,078	0.56%	-31,781	Jun 30, 2026	Meridian Fund Inc, not summed
18	DIMENSIONAL FUND ADVISORS LP 13F CIK 354204 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	211,963	1.11%	-54,426	Jun 30, 2026	carried, not yet filed for the newest quarter
18.1	U.S. MICRO CAP PORTFOLIO Fund S000000948 · Registered fund · Jul 31, 2026 DFA INVESTMENT DIMENSIONS GROUP INC, not summed	52,155	0.27%	-344	Jul 31, 2026	DFA INVESTMENT DIMENSIONS GROUP INC, not summed
18.2	Dimensional U.S. Small Cap ETF Fund S000070906 · Registered fund · Jul 31, 2026 Dimensional ETF Trust, not summed	32,607	0.17%	-32,721	Jul 31, 2026	Dimensional ETF Trust, not summed
18.3	U.S. SMALL CAP VALUE PORTFOLIO Fund S000000987 · Registered fund · Jul 31, 2026 DFA INVESTMENT DIMENSIONS GROUP INC, not summed	20,508	0.11%	-22,231	Jul 31, 2026	DFA INVESTMENT DIMENSIONS GROUP INC, not summed
19	SEI INVESTMENTS CO 13F CIK 350894 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	200,406	1.05%	-84,018	Jun 30, 2026	carried, not yet filed for the newest quarter
19.1	SIIT EXTENDED MARKET INDEX FUND Fund S000035814 · Registered fund · May 31, 2026 SEI INSTITUTIONAL INVESTMENTS TRUST, not summed	2,464	0.01%	0	May 31, 2026	SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
20	Russell Investments Group, Ltd. 13F CIK 1692234 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	199,012	1.05%	+194,285	Jun 30, 2026	carried, not yet filed for the newest quarter
20.1	Tax-Managed U.S. Mid & Small Cap Fund Fund S000001571 · Registered fund · Jul 31, 2026 RUSSELL INVESTMENT CO, not summed	302,411	1.59%	—	Jul 31, 2026	RUSSELL INVESTMENT CO, not summed
21	GEODE CAPITAL MANAGEMENT, LLC 13F CIK 1214717 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	169,088	0.89%	-147,700	Jun 30, 2026	carried, not yet filed for the newest quarter
22	JANE STREET GROUP, LLC 13F CIK 1595888 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	168,333	0.88%	+81,991	Jun 30, 2026	carried, not yet filed for the newest quarter
23	MORGAN STANLEY 13F CIK 895421 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	163,788	0.86%	+61,715	Jun 30, 2026	carried, not yet filed for the newest quarter
24	VANGUARD EXTENDED MARKET INDEX FUND Fund S000002841 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	135,053	0.71%	+17,050	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
25	TWO SIGMA INVESTMENTS, LP 13F CIK 1179392 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	132,202	0.69%	+30,601	Jun 30, 2026	carried, not yet filed for the newest quarter
26	Nierenberg Investment Management Company, LLC 13F CIK 1282683 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	131,110	0.69%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
27	BRIDGEWAY CAPITAL MANAGEMENT, LLC 13F CIK 1107261 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	123,617	0.65%	-27,242	Jun 30, 2026	carried, not yet filed for the newest quarter
27.1	Ultra-Small Company Fund Fund S000004423 · Registered fund · Jun 30, 2026 Bridgeway Funds, Inc., not summed	92,617	0.49%	-27,242	Jun 30, 2026	Bridgeway Funds, Inc., not summed
27.2	Ultra-Small Company Market Fund Fund S000004424 · Registered fund · Jun 30, 2026 Bridgeway Funds, Inc., not summed	28,100	0.15%	0	Jun 30, 2026	Bridgeway Funds, Inc., not summed
28	ROYCE & ASSOCIATES LP 13G CIK 906304 · Registered investment adviser · Sep 30, 2025 Rule 13d-1(d), exempt investor	106,387	0.56%	-1,014,910	Sep 30, 2025	Rule 13d-1(d), exempt investor
29	KESTREL INVESTMENT MANAGEMENT CORP 13F CIK 917579 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	91,500	0.48%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
30	Trexquant Investment LP 13F CIK 1633445 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	76,916	0.40%	+43,296	Jun 30, 2026	carried, not yet filed for the newest quarter
31	SUSQUEHANNA INTERNATIONAL GROUP, LLP 13F CIK 1446194 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	74,551	0.39%	-314,703	Jun 30, 2026	carried, not yet filed for the newest quarter
32	VANGUARD FIDUCIARY TRUST CO 13F CIK 933478 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	70,016	0.37%	-3,962	Jun 30, 2026	carried, not yet filed for the newest quarter
33	Qube Research & Technologies Ltd 13F CIK 1729829 · Exempt reporting adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	68,992	0.36%	+48,876	Jun 30, 2026	carried, not yet filed for the newest quarter
34	SmallCap Value Fund II Fund S000007169 · Registered fund · Jul 31, 2026 Principal Funds, Inc, not summed	67,649	0.36%	+4,510	Jul 31, 2026	Principal Funds, Inc, not summed
35	GOLDMAN SACHS GROUP INC 13F CIK 886982 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	66,865	0.35%	-60,770	Jun 30, 2026	carried, not yet filed for the newest quarter
35.1	Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Fund S000048296 · Registered fund · May 31, 2026 Goldman Sachs ETF Trust, not summed	17,080	0.09%	+226	May 31, 2026	Goldman Sachs ETF Trust, not summed
35.2	Goldman Sachs Absolute Return Tracker Fund Fund S000020314 · Registered fund · Jun 30, 2026 GOLDMAN SACHS TRUST, not summed	13,171	0.07%	+4,906	Jun 30, 2026	GOLDMAN SACHS TRUST, not summed
36	MARSHALL WACE, LLP 13F CIK 1318757 · Exempt reporting adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	65,977	0.35%	+65,977	Jun 30, 2026	carried, not yet filed for the newest quarter
37	STATE STREET CORP 13F CIK 93751 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	65,213	0.34%	-193,857	Jun 30, 2026	carried, not yet filed for the newest quarter
38	CHARLES SCHWAB INVESTMENT MANAGEMENT INC 13F CIK 884546 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	64,854	0.34%	-24,085	Jun 30, 2026	carried, not yet filed for the newest quarter
38.1	Schwab U.S. Small-Cap ETF Fund S000026636 · Registered fund · May 31, 2026 SCHWAB STRATEGIC TRUST, not summed	57,881	0.30%	-872	May 31, 2026	SCHWAB STRATEGIC TRUST, not summed
38.2	Schwab U.S. Broad Market ETF Fund S000026631 · Registered fund · May 31, 2026 SCHWAB STRATEGIC TRUST, not summed	7,000	0.04%	0	May 31, 2026	SCHWAB STRATEGIC TRUST, not summed
39	GSA CAPITAL PARTNERS LLP 13F CIK 1362033 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	64,275	0.34%	+64,275	Jun 30, 2026	carried, not yet filed for the newest quarter
40	VANGUARD RUSSELL 2000 INDEX FUND Fund S000030003 · Registered fund · May 31, 2026 VANGUARD SCOTTSDALE FUNDS, not summed	58,134	0.31%	+1,462	May 31, 2026	VANGUARD SCOTTSDALE FUNDS, not summed
41	PRICE T ROWE ASSOCIATES INC /MD/ 13F CIK 80255 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	54,743	0.29%	+16,236	Jun 30, 2026	carried, not yet filed for the newest quarter
42	FEDERATED HERMES, INC. 13F CIK 1056288 · Investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	52,118	0.27%	+14,365	Jun 30, 2026	carried, not yet filed for the newest quarter
43	COOPER CREEK PARTNERS MANAGEMENT LLC 13F CIK 1512162 · Investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	46,779	0.25%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
44	BRADFORD NEIL Insider CIK 1206313 · Jun 1, 2026 Director, issuer-wide	45,602	0.24%	-198	Jun 1, 2026	Director, issuer-wide
45	MILLENNIUM MANAGEMENT LLC 13F CIK 1273087 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	43,759	0.23%	+43,759	Jun 30, 2026	carried, not yet filed for the newest quarter
46	Friscia Anthony J Insider CIK 1707742 · May 12, 2026 Director, issuer-wide	41,938	0.22%	+8,000	May 12, 2026	Director, issuer-wide
47	AST Small-Cap Equity Portfolio Fund S000001978 · Registered fund · Jun 30, 2026 Advanced Series Trust, not summed	40,780	0.21%	0	Jun 30, 2026	Advanced Series Trust, not summed
48	AMERIPRISE FINANCIAL INC 13F CIK 820027 · Investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	40,105	0.21%	-3,232	Jun 30, 2026	carried, not yet filed for the newest quarter
49	Multi-Manager Small Cap Equity Strategies Fund Fund S000036206 · Registered fund · May 31, 2026 COLUMBIA FUNDS SERIES TRUST I, not summed	39,400	0.21%	0	May 31, 2026	COLUMBIA FUNDS SERIES TRUST I, not summed
50	MERCER GLOBAL ADVISORS INC /ADV 13F CIK 853758 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	38,578	0.20%	+14,816	Jun 30, 2026	carried, not yet filed for the newest quarter

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 154 holders

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Key facts CIK 1023313 CUSIP 346563109 13F (30d) 11 filings 11 filers Visit website Investor relations