Filer Snapshot

William P. Scully

CIK 0001045463. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

5

Latest filing

11 May 2026

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: 13D/G stake for PRTA. 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

PRTA

07 May 2026 · 10% 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 11 May 2026 for CIK 0001045463.

View source filing
Ownership signals CIK-linked ownership evidence from parsed SEC filings. 1 signal
Parsed SEC ownership signals

Parsed SEC ownership coverage

These bars compare filing-backed value available in each disclosure family. Read them as separate lenses, not as one combined ownership total.

Forms 3/4/5 positions$10.69M

Reporting-owner positions with enough filing detail to estimate value.

Forms 3/4/5 position value

3/4/5
$10.69M

Estimated from parsed Forms 3/4/5 when filings include enough share and price data.

Largest linked holdings

Largest issuer positions linked to this CIK across parsed 13F, 13D/G, and Forms 3/4/5 records.

PRTA

Largest active 13G stakes

Passive or institutional large-stake positions disclosed in parsed Schedule 13G filings.

PRTA
How to read these SEC ownership signals
  • Read each filing family separately: 13F portfolios, 13D/G large stakes, and Forms 3/4/5 owner positions answer different SEC disclosure questions.
  • Open the linked research path when you need the filing, CIK, issuer, or CUSIP trail behind a value.
At a glance Names, identifiers, and filing context for this profile. 1 identity field
Business address
C/O Mcgrath Doyle & Phair, 150 Broadway, New York, NY, 10038

Filer intelligence

What SEC filings say about William P. Scully

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 PRTA at 10% ownership.
  • Forms 3/4/5 show insider context for PRTA worth $10.69M.

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

PRTA

07 May 2026 · Ordinary Shares, $0.01 par value

10%
Issuer page 13D/G history

Forms 3/4/5 insider context

PRTA

04 Jun 2026 · 10% owner

$10.69M
Issuer page Owner page

Latest update

What changed recently for William P. Scully

Ownership report updated

Latest ownership report period: 04 Jun 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

05 Jun 2026

Page type

Ownership filings

Latest period

04 Jun 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 05 Jun 2026.

Open ownership filings Browse recent public updates

SEC filing record

CIK 0001045463 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
5
First seen
21 Feb 2025
Latest filing
11 May 2026
Entity
Individual

Observed form types

SCHEDULE 13G/A

CIK-linked evidence first

William P. Scully SEC filings William P. Scully 13D/G history William P. Scully owner filings Open SEC filing index

Latest Filings

Showing the latest 5 of 5 SEC filings for William P. Scully.

SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
11 May 2026
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
12 Nov 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
13 Aug 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
14 May 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
21 Feb 2025
Reporting date
Not listed
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 .