Filer Snapshot

George F. Colony

CIK 0001033665. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

52

Latest filing

01 Jul 2025

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: 13D/G stake for FORR. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

Open 13D/G history Save page

Largest parsed holding

—

Populates from the latest parsed 13F information table.

Open holding

13D/G large stake

FORR

30 Jun 2025 · 39% ownership

Open 13D/G

Save this filer page

Create a free account to keep this page in your watchlists. After verification, we will save it automatically and open your saved research list.

Create free account and save this filer Already have an account? Sign in and save it
Source: SEC Schedule 13D/G

SCHEDULE 13G/A filed on 01 Jul 2025 for CIK 0001033665.

View Source Filing
Identity
Business address
C/O Forrester Research Inc, 60 Acorn Park Drive, Cambridge, MA, 02140
SEC ownership signals
Parsed ownership coverage

Form 3/4/5 holdings value

$132.77M

Estimated from parsed insider ownership filings when values are available.

Top disclosed positions
FORR
Schedule 13G stakes
FORR

Filer intelligence

What SEC filings say about George F. Colony

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

Save filer

Quick read

  • 1 recent 13D/G stake row found; top row is FORR at 39% ownership.
  • Forms 3/4/5 show insider context for FORR worth $132.77M.

SEC source mix

Counts show available parsed rows, not one combined ownership total.

XML parsed
13F portfolio No rows yet

Quarterly institutional portfolio holdings.

Open
13D/G stakes 1 rows

Beneficial ownership and large-stake disclosures.

Open
Forms 3/4/5 1 rows

Officer, director, and 10% owner holdings or transactions.

Open

13D/G large-stake context

FORR

30 Jun 2025 · Common Stock, $0.01 par value per share

39%
Issuer page 13D/G history

Forms 3/4/5 insider context

FORR

12 Jun 2024 · Chairman and CEO · 10% owner

$132.77M
Issuer page Owner page

Latest update

What changed recently for George F. Colony

New filing available

Latest Schedule 13D/G period: 30 Jun 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

01 Jul 2025

Page type

Filer profile

Latest period

30 Jun 2025

Schedule 13D/G context is visible from filings filed on 01 Jul 2025.

Open filer profile Browse recent public updates

SEC filing record

CIK 0001033665 filing coverage

Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.

SEC filings
52
First seen
14 Feb 1997
Latest filing
01 Jul 2025
Entity
Individual

Observed form types

SCHEDULE 13G/A SC 13G/A 4 5 5/A 4/A SC 13G

Primary evidence

Open SEC filing index George F. Colony SEC filings George F. Colony 13D/G history George F. Colony owner filings

Latest Filings

Showing the latest 12 of 19 SEC filings for George F. Colony.

Open full filing history
SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
01 Jul 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
09 Apr 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A

SC 13G/A

Filing date
12 Nov 2024
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 000-21433

4

Filing date
13 Jun 2024
Reporting date
12 Jun 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 000-21433

4

Filing date
31 May 2024
Reporting date
29 May 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 000-21433

4

Filing date
12 Mar 2024
Reporting date
12 Mar 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A

SC 13G/A

Filing date
07 Feb 2024
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 000-21433

FORM 4 SUBMISSION

Filing date
14 Jun 2023
Reporting date
12 Jun 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A

SC 13G/A

Filing date
13 Jan 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
5 File 000-21433

FORM 5 SUBMISSION

Filing date
13 Jan 2023
Reporting date
31 Dec 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A

SC 13G/A

Filing date
31 Jan 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
5 File 000-21433

FORM 5 SUBMISSION

Filing date
31 Jan 2022
Reporting date
31 Dec 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .