Aaron Paul Diefenthaler

CIK: 0001540227

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)2 (33.3%)

Derivative conversions

Awards (A)2 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)2 (33.3%)

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

Companies & Roles (1)

RLI

RLI CORP

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

RLI
RLI CORP
May 14, 2026
Award(A)
Stock Option
Direct
40K shares-
RLI
RLI CORP
Nov 25, 2025
Exercise(M)
Direct
18K shares at avg. $28.07$505K
RLI
RLI CORP
Nov 25, 2025
Tax Payment(F)
Direct
12.4K shares at avg. $63.94$791K
RLI
RLI CORP
May 13, 2025
Award(A)
Stock Option
Direct
14K shares-
RLI
RLI CORP
Nov 11, 2024
Exercise(M)
Direct
11K shares at avg. $49.71$547K
RLI
RLI CORP
Nov 11, 2024
Tax Payment(F)
Direct
6.6K shares at avg. $173.65$1.2M

		Type	Shares	Price		Ownership
May 14, 2026	RLI RLI CORP	Award(A) Stock Option	40,000	-	-	Direct
Nov 25, 2025	RLI RLI CORP	Exercise(M)	18,000	$28.07	$505,260	Direct
Nov 25, 2025	RLI RLI CORP	Tax Payment(F)	12,376	$63.94	$791,321	Direct
May 13, 2025	RLI RLI CORP	Award(A) Stock Option	14,000	-	-	Direct
Nov 11, 2024	RLI RLI CORP	Exercise(M)	11,000	$49.71	$546,810	Direct
Nov 11, 2024	RLI RLI CORP	Tax Payment(F)	6,627	$173.65	$1,150,779	Direct

1-6 of 6 transactions

About Diefenthaler Aaron Paul

Diefenthaler Aaron Paul (SEC CIK 0001540227) files insider reports with the SEC as TREASURER, CHIEF INVEST. OFF. of RLI CORP (RLI).

Signal8 holds 4 ownership filings by Diefenthaler Aaron Paul, all Form 4s, filed between Nov 12, 2024 and May 15, 2026. Those filings report 6 transactions, from Nov 11, 2024 to May 14, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Diefenthaler Aaron Paul's filings is in PEORIA, IL.

Recent filings by Diefenthaler Aaron Paul

May 14, 2026: Grant or award of RLI derivative securities (Form 4, code A).
Nov 25, 2025: Option exercise of RLI shares (Form 4, code M).
Nov 25, 2025: Tax withholding of RLI shares (Form 4, code F).
May 13, 2025: Grant or award of RLI derivative securities (Form 4, code A).
Nov 11, 2024: Option exercise of RLI shares (Form 4, code M).

Other insiders filing for RLI CORP (RLI)

Roberts Debbie Sharell, Director
MEDINI PAUL BENNETT, Director
Kappes Kathleen Marie, Chief Administrative Officer
Davis Seth Anthony, VICE PRESIDENT, CONTROLLER
Bradshaw James Henderson, Director
FICK JEFFREY D, CHIEF LEGAL OFFICER

How to read Form 4 transaction codes