Comparable stake leader
BERKLEY W R CORP
SEC ownership of Presidio MidCo Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002021042.
Disclosed value leader
BERKLEY W R CORP
Comparable rows
5/8
Latest evidence
31 Dec 2025
- SEC evidence covered
- 13D/G and 3/4/5
- Largest SEC-reported holder
- BERKLEY W R CORP
- Latest 13D/G holder
- BERKLEY W R CORP
- Latest parsed evidence date
- 31 Dec 2025
- CIK
- 0002021042
- Location
- Park City, UT
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Issuer
Who this page is about.
2 identity fields
Ownership snapshot
Top shareholders of Presidio MidCo Inc. (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
BERKLEY W R CORP
Disclosed value leader
BERKLEY W R CORP
Comparable rows
5/8
Latest evidence
31 Dec 2025
13D/G
3/4/5
Lead comparable stake: 7.2%
3 rows are not safely comparable across share classes.
13D/G row: BERKLEY W R CORP
Quick read
BERKLEY W R CORP leads the comparable SEC ownership view at 7.2%.
5 of 8 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.
Comparable ownership
Top 5
BERKLEY W R CORP
7.2%
GOLDMAN SACHS GROUP INC
7.2%
BARCLAYS PLC
4.1%
Polar Asset Management Partners Inc.
2.2%
HIGHBRIDGE CAPITAL MANAGEMENT LLC
0.04%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 8 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BERKLEY W R CORP |
13D/G
W. R. Berkley Corporation
|
7.2%
|
$27,002,991
2,574,165 shares
|
$0 | 31 Dec 2025 |
| GOLDMAN SACHS GROUP INC |
13D/G
THE GOLDMAN SACHS GROUP, INC.
|
7.2%
|
$26,262,394
2,587,428 shares
|
$0 | 31 Dec 2024 |
| BARCLAYS PLC |
13D/G
|
4.1%
|
$15,390,267
1,467,137 shares
|
-$8,298,104 | 31 Dec 2025 |
| Polar Asset Management Partners Inc. |
13D/G
|
2.2%
|
$8,408,000
800,000 shares
|
$0 | 30 Jun 2025 |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC |
13D/G
|
0.04%
|
$101,500
10,000 shares
|
$0 | 31 Dec 2024 |
| Jerome C. Silvey |
3/4/5
Director
|
—
class O/S missing
|
—
440,000 shares
|
— | 06 Aug 2024 |
| Jerome Comstock Silvey III |
3/4/5
Chief Executive Officer, Director
|
—
class O/S missing
|
—
400,000 shares
|
— | 06 Aug 2024 |
| Tyson E. Taylor |
3/4/5
President and CFO, Director
|
—
class O/S missing
|
—
400,000 shares
|
— | 06 Aug 2024 |
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.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 03 Jun 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-12 of 12 reporting-owner rows connected to Presidio MidCo Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
12
Largest Forms 3/4/5 holder
Bryan Summers
Net 12M change
$0
Latest report
04 Mar 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Bryan Summers | Director | $0 | Mixed | 04 Mar 2026 | ||
| Andrew Blakeman | Director | $0 | Mixed | 04 Mar 2026 | ||
| Marcus Peperzak | Director | $0 | Mixed | 04 Mar 2026 | ||
| EQV Ventures Sponsor LLC | 10%+ Owner | $0 | Mixed | 04 Mar 2026 | ||
| Jerome C. Silvey | Director | Mixed | 06 Aug 2024 | |||
| Mickey Vernon Raney | Chief Operating Officer | Mixed | 06 Aug 2024 | |||
| Tyson E. Taylor | President and CFO, Director | Mixed | 06 Aug 2024 | |||
| Will Erick Smith | Chief Investment Officer | Mixed | 06 Aug 2024 | |||
| Daniel Timothy Murray | CAO and Secretary | Mixed | 06 Aug 2024 | |||
| Jerome Comstock Silvey III | Chief Executive Officer, Director | Mixed | 06 Aug 2024 | |||
| Andrew McKinley | Chief Strategy Officer | Mixed | 06 Aug 2024 | |||
| Grant Raney | Executive Vice President | Mixed | 06 Aug 2024 |
Recent insider transactions for Presidio MidCo Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Marcus Peperzak | FTW | Class A ordinary shares | Disposed to Issuer | -100% | -40,000 | 0 | 04 Mar 2026 | Direct | ||
| Marcus Peperzak | FTW | Class A ordinary shares | Disposed to Issuer | -100% | -15,000 | 0 | 04 Mar 2026 | Held by The Bernard Trust | ||
| EQV Ventures Sponsor LLC | FTW | Clas A ordinary shares | Disposed to Issuer | -100% | -40,000 | 0 | 04 Mar 2026 | See footnote | ||
| EQV Ventures Sponsor LLC | FTW | Class A ordinary shares | Disposed to Issuer | -100% | -282,314 | 0 | 04 Mar 2026 | Direct | ||
| EQV Ventures Sponsor LLC | FTW | Warrants | Disposed to Issuer | -100% | -133,332 | 0 | 04 Mar 2026 | Direct | ||
| EQV Ventures Sponsor LLC | FTW | Class B ordinary shares | Disposed to Issuer | -100% | -8,750,000 | 0 | 04 Mar 2026 | Direct | ||
| Bryan Summers | FTW | Class A ordinary shares | Disposed to Issuer | -100% | -40,000 | 0 | 04 Mar 2026 | Direct | ||
| Andrew Blakeman | FTW | Class A ordinary shares | Disposed to Issuer | -100% | -40,000 | 0 | 04 Mar 2026 | Direct | ||
| EQV Ventures Sponsor LLC | FTW | Class A ordinary shares | Other | -29.4% | -117,686 | 282,314 | 27 Feb 2026 | Direct | ||
| EQV Ventures Sponsor LLC | FTW | Warrants | Other | 41.7% | 39,228 | 133,332 | 27 Feb 2026 | Direct |
* marks a reported price that did not pass the local price check.