Christopher B. Lamson

CIK: 0001907830

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)4 (44.4%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (22.2%)

Compensation grants

Other (G, F, J, C, D, …)3 (33.3%)

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

Companies & Roles (1)

ODC

Oil-Dri Corp of America

Officer

Discretionary Trading P&L

Holdings

Transaction History (9 total)

ODC
Oil-Dri Corp of America
Oct 19, 2026
Tax Payment(F)
Direct
2.2K shares at avg. $70.49$157K
ODC
Oil-Dri Corp of America
Oct 15, 2026
Sale(S)
Indirect
7K shares at avg. $80.27$562K
ODC
Oil-Dri Corp of America
Jan 20, 2026
Tax Payment(F)
Direct
3.5K shares at avg. $56.04$198K
ODC
Oil-Dri Corp of America
Oct 19, 2025
Award(A)
Direct
8K shares at avg. $59.07$473K
ODC
Oil-Dri Corp of America
Jul 21, 2025
Sale(S)
Indirect
2.5K shares at avg. $61.75$154K
ODC
Oil-Dri Corp of America
Jan 23, 2025
Sale(S)
Direct
843 shares at avg. $42.46$36K
ODC
Oil-Dri Corp of America
Jan 22, 2025
Sale(S)
Direct
3.2K shares at avg. $42.75$135K
ODC
Oil-Dri Corp of America
Jan 21, 2025
Tax Payment(F)
Direct
3.6K shares at avg. $43.71$155K
ODC
Oil-Dri Corp of America
Oct 19, 2024
Award(A)
Direct
3.5K shares at avg. $68.43$240K

		Type	Shares	Price		Ownership
Oct 19, 2026	ODC Oil-Dri Corp of America	Tax Payment(F)	2,228	$70.49	$157,052	Direct
Oct 15, 2026	ODC Oil-Dri Corp of America	Sale(S)	7,000	$80.27	$561,890	Indirect
Jan 20, 2026	ODC Oil-Dri Corp of America	Tax Payment(F)	3,528	$56.04	$197,709	Direct
Oct 19, 2025	ODC Oil-Dri Corp of America	Award(A)	8,000	$59.07	$472,560	Direct
Jul 21, 2025	ODC Oil-Dri Corp of America	Sale(S)	2,500	$61.75	$154,375	Indirect
Jan 23, 2025	ODC Oil-Dri Corp of America	Sale(S)	843	$42.46	$35,794	Direct
Jan 22, 2025	ODC Oil-Dri Corp of America	Sale(S)	3,154	$42.75	$134,834	Direct
Jan 21, 2025	ODC Oil-Dri Corp of America	Tax Payment(F)	3,552	$43.71	$155,258	Direct
Oct 19, 2024	ODC Oil-Dri Corp of America	Award(A)	3,500	$68.43	$239,505	Direct

1-9 of 9 transactions

About Lamson Christopher B

Lamson Christopher B (SEC CIK 0001907830) files insider reports with the SEC as Group Vice President of Oil-Dri Corp of America (ODC).

Signal8 holds 8 ownership filings by Lamson Christopher B, all Form 4s, filed between Oct 21, 2024 and Oct 20, 2026. Those filings report 9 transactions, from Oct 19, 2024 to Oct 19, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Lamson Christopher B's filings is in CHICAGO, IL.

Recent filings by Lamson Christopher B

Oct 19, 2026: Tax withholding of ODC shares (Form 4, code F).
Oct 15, 2026: Open-market sale of ODC shares (Form 4, code S).
Jan 20, 2026: Tax withholding of ODC shares (Form 4, code F).
Oct 19, 2025: Grant or award of ODC shares (Form 4, code A).
Jul 21, 2025: Open-market sale of ODC shares (Form 4, code S).

Other insiders filing for Oil-Dri Corp of America (ODC)

Christiansen Aaron, Vice President of Operations
JAFFEE DANIEL S, Chairman, President and CEO
Ryan Amy, Director
Parker Anthony William, General Counsel & Secretary
Chube Ellen-Blair, Director
Hindsley Paul, Director

How to read Form 4 transaction codes