Clarkston Companies, Inc.

CIK: 0001803492

Transaction Breakdown

Open Market Buys (P)2 (40.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)3 (60.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

PRHI

Presurance Holdings, Inc.

10% Owner

Discretionary Trading P&L

Holdings

Transaction History (5 total)

PRHI
Presurance Holdings, Inc.
May 11, 2026
Other(J)
Direct
1.6K shares at avg. $5000.00$8.0M
PRHI
Presurance Holdings, Inc.
May 11, 2026
Other(J)
Direct
1.6K shares at avg. $5000.00$8.0M
PRHI
Presurance Holdings, Inc.
Feb 27, 2026
Purchase(P)
Direct
9.1M shares at avg. $1.00$9.1M
PRHI
Presurance Holdings, Inc.
Feb 27, 2026
Other(J)
Direct
1.5K shares at avg. $5000.00$7.5M
PRHI
Presurance Holdings, Inc.
Dec 23, 2025
Purchase(P)
Direct
1.6K shares at avg. $5000.00$8.0M

		Type	Shares	Price		Ownership
May 11, 2026	PRHI Presurance Holdings, Inc.	Other(J)	1,600	$5000.00	$8,000,000	Direct
May 11, 2026	PRHI Presurance Holdings, Inc.	Other(J)	1,600	$5000.00	$8,000,000	Direct
Feb 27, 2026	PRHI Presurance Holdings, Inc.	Purchase(P)	9,065,360	$1.00	$9,065,360	Direct
Feb 27, 2026	PRHI Presurance Holdings, Inc.	Other(J)	1,500	$5000.00	$7,500,000	Direct
Dec 23, 2025	PRHI Presurance Holdings, Inc.	Purchase(P)	1,600	$5000.00	$8,000,000	Direct

1-5 of 5 transactions

About Clarkston Companies, Inc.

Clarkston Companies, Inc. (SEC CIK 0001803492) files insider reports with the SEC as 10% Owner of Presurance Holdings, Inc. (PRHI).

Signal8 holds 3 ownership filings by Clarkston Companies, Inc. (1 Form 3, 2 Form 4), filed between Oct 9, 2025 and Jun 24, 2026. Those filings report 5 transactions, from Dec 23, 2025 to May 11, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Clarkston Companies, Inc.'s filings is in ROCHESTER, MI.

Recent filings by Clarkston Companies, Inc.

May 11, 2026: Other transactions of PRHI shares (2 lines, Form 4, code J).
Feb 27, 2026: Open-market purchase of PRHI shares (Form 4, code P).
Feb 27, 2026: Other transaction of PRHI shares (Form 4, code J).
Dec 23, 2025: Open-market purchase of PRHI shares (Form 4, code P).

Other insiders filing for Presurance Holdings, Inc. (PRHI)

SARAFA JOSEPH D, Director
O'Hanlon Isolde, Director
Smith James Grant, Director
RONEY BRIAN J, Chief Executive Officer
MELOCHE HAROLD J, CFO, Treasurer
Clarkston Ventures, LLC, 10% Owner

How to read Form 4 transaction codes