Insider Transactions Reported by 23 Insiders of KRONOS WORLDWIDE INC

Symbol: KRO on NYSE
Location: Dallas, TX

Quick Takeaways

KRO - KRONOS WORLDWIDE INC has 23 insiders with reported activity on this page.
Net insider value flow over the last year: +$179,875.
Recent transaction rows are available for direct filing-level review.

What Changed

Buy value: $179,875; sell value: $0.
Net share flow: +35,500.

Why This Matters

This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Source Evidence

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Net insider flow leans to buying over the last 12 months. Net value: +$179,875.

Buys

$179,875

Shares: 35,500

Insiders: 6

Sells

Shares: 0

Insiders: 0

Net

+$179,875

Shares: +35,500

Insiders: 6

Window (months)	Buy shares	Buy $	Sell $	Net $
0-3	0	$0	$0	$0
3-6	0	$0	$0	$0
6-9	35,500	$179,875	$0	+$179,875
9-12	0	$0	$0	$0

KRONOS WORLDWIDE INC executives and other stock owners filed with the SEC include:

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
Thomas P. Stafford	Director	$291,079			Mixed	17 May 2023
R. Gerald Dr Turner	Director	$229,767			Mixed	14 May 2025
Cecil H. Moore Jr.	Director	$220,649			Mixed	14 May 2025
Kevin B. Kramer	Director	$173,947			Mixed	14 May 2025
Loretta J. Feehan	Director	$152,362			Mixed	14 May 2025
John E. Harper	Director	$116,512			Mixed	14 May 2025
Executive Andrew B. Nace	Executive Vice President	$116,329	+$17,500	+18%	Filing P/S	13 Aug 2025
Bart W. Reichert	Vice President, Internal Audit	$99,200	+$99,200	+100%	Filing P/S	11 Aug 2025
Meredith W. Mendes	Director	$98,587			Mixed	14 May 2025
Senior Bryan A. Hanley	Senior VP and Treasurer	$29,400	+$12,250	+71%	Filing P/S	11 Aug 2025
Michael Shawn Simmons	Vice Chairman of the Board, Director	$24,350	+$24,350	+100%	Filing P/S	11 Aug 2025
Executive Amy A. Samford	Executive VP, Finance	$24,125	+$14,475	+150%	Filing P/S	11 Aug 2025
Executive Kristin B. McCoy	Executive VP, Global Tax	$12,100	+$12,100	+100%	Filing P/S	15 Aug 2025
Randall Colin Gouveia	Director	$11,016			Mixed	18 May 2022
James Buch	President and CEO, Director	$2,754			Mixed	09 Apr 2014
Erica A. Austin	Senior VP, Human Resources				Mixed	14 May 2025
Senior Bradley E. Troutman	Senior VP and CFO				Mixed	08 Aug 2025
Alexis A. Thomason	VP and General Counsel				Mixed	23 Feb 2022
Dennis Werner	President, EMEAA				Mixed	22 Feb 2023
Executive Rainer Gruber	EX VP, Chief Manu/Tech Officer				Mixed	18 May 2022
Bryan S. Bell	VP, Controller, Global Finance				Mixed	15 May 2024
William Earl Miller Jr.	VP, Global Human Resources				Mixed	17 May 2023
Kabelac Ulrich F.	VP, Controller, Global Ops				Mixed	15 May 2024

Top shareholders of KRONOS WORLDWIDE INC (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
DIMENSIONAL FUND ADVISORS LP	13F	Company	— class O/S missing	3,161,405	$13,973,574	—	31 Dec 2025	13F
Boston Partners	13F	Company	— class O/S missing	2,961,076	$13,091,707	—	31 Dec 2025	13F
VANGUARD GROUP INC	13F	Company	— class O/S missing	1,743,157	$7,704,754	—	31 Dec 2025	13F
BlackRock, Inc.	13F	Company	— class O/S missing	1,666,429	$7,365,614	—	31 Dec 2025	13F
Bank of New York Mellon Corp	13F	Company	— class O/S missing	769,364	$3,400,590	—	31 Dec 2025	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	— class O/S missing	668,397	$2,954,315	—	31 Dec 2025	13F
Russell Investments Group, Ltd.	13F	Company	— class O/S missing	548,773	$2,425,571	—	31 Dec 2025	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	541,095	$2,392,000	—	31 Dec 2025	13F
STATE STREET CORP	13F	Company	— class O/S missing	505,493	$2,234,279	—	31 Dec 2025	13F
CITADEL ADVISORS LLC	13F	Company	— class O/S missing	408,216	$1,804,315	—	31 Dec 2025	13F
BANK OF AMERICA CORP /DE/	13F	Company	— class O/S missing	392,511	$1,734,899	—	31 Dec 2025	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	— class O/S missing	244,595	$1,081,111	—	31 Dec 2025	13F
MORGAN STANLEY	13F	Company	— class O/S missing	243,425	$1,075,939	—	31 Dec 2025	13F
GOLDMAN SACHS GROUP INC	13F	Company	— class O/S missing	243,280	$1,075,299	—	31 Dec 2025	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	— class O/S missing	233,674	$1,032,839	—	31 Dec 2025	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	— class O/S missing	175,962	$777,752	—	31 Dec 2025	13F
JANE STREET GROUP, LLC	13F	Company	— class O/S missing	167,749	$741,451	—	31 Dec 2025	13F
PDT Partners, LLC	13F	Company	— class O/S missing	167,270	$739,333	—	31 Dec 2025	13F
NORTHERN TRUST CORP	13F	Company	— class O/S missing	162,728	$719,258	—	31 Dec 2025	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	— class O/S missing	162,131	$716,619	—	31 Dec 2025	13F
D. E. Shaw & Co., Inc.	13F	Company	— class O/S missing	128,669	$568,717	—	31 Dec 2025	13F
STATE OF WISCONSIN INVESTMENT BOARD	13F	Company	— class O/S missing	114,600	$506,532	—	31 Dec 2025	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	— class O/S missing	104,351	$461,231	—	31 Dec 2025	13F
Creative Planning	13F	Company	— class O/S missing	95,342	$421,410	—	31 Dec 2025	13F
Qube Research & Technologies Ltd	13F	Company	— class O/S missing	91,172	$402,980	—	31 Dec 2025	13F
Advisors Asset Management, Inc.	13F	Company	— class O/S missing	81,581	$360,588	—	31 Dec 2025	13F
GSA CAPITAL PARTNERS LLP	13F	Company	— class O/S missing	80,901	$358,000	—	31 Dec 2025	13F
Allworth Financial LP	13F	Company	— class O/S missing	69,363	$306,585	—	31 Dec 2025	13F
Thomas P. Stafford	3/4/5	Director	— class O/S missing	31,708	$291,079	—	17 May 2023	3/4/5
Nuveen, LLC	13F	Company	— class O/S missing	64,518	$285,169	—	31 Dec 2025	13F
AMERIPRISE FINANCIAL INC	13F	Company	— class O/S missing	61,606	$272,298	—	31 Dec 2025	13F
HRT FINANCIAL LP	13F	Company	— class O/S missing	61,322	$271,000	—	31 Dec 2025	13F
Tidal Investments LLC	13F	Company	— class O/S missing	57,058	$252,196	—	31 Dec 2025	13F
Jump Financial, LLC	13F	Company	— class O/S missing	56,482	$249,650	—	31 Dec 2025	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	— class O/S missing	54,466	$241,000	—	31 Dec 2025	13F
R. Gerald Dr Turner	3/4/5	Director	— class O/S missing	32,046	$229,767	—	14 May 2025	3/4/5
Cecil H. Moore Jr.	3/4/5	Director	— class O/S missing	30,774	$220,649	—	14 May 2025	3/4/5
AMERICAN CENTURY COMPANIES INC	13F	Company	— class O/S missing	49,511	$218,839	—	31 Dec 2025	13F
Invesco Ltd.	13F	Company	— class O/S missing	46,249	$204,420	—	31 Dec 2025	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	— class O/S missing	44,030	$194,613	—	31 Dec 2025	13F
Monaco Asset Management SAM	13F	Company	— class O/S missing	40,000	$176,800	—	31 Dec 2025	13F
Kevin B. Kramer	3/4/5	Director	— class O/S missing	24,260	$173,947	—	14 May 2025	3/4/5
TWO SIGMA INVESTMENTS, LP	13F	Company	— class O/S missing	36,510	$161,374	—	31 Dec 2025	13F
ROYAL BANK OF CANADA	13F	Company	— class O/S missing	36,241	$161,000	—	31 Dec 2025	13F
Hennion & Walsh Asset Management, Inc.	13F	Company	— class O/S missing	35,559	$157,171	—	31 Dec 2025	13F
Squarepoint Ops LLC	13F	Company	— class O/S missing	35,451	$156,693	—	31 Dec 2025	13F
Loretta J. Feehan	3/4/5	Director	— class O/S missing	21,250	$152,362	—	14 May 2025	3/4/5
BARCLAYS PLC	13F	Company	— class O/S missing	34,015	$150,346	—	31 Dec 2025	13F
Investors Research Corp	13F	Company	— class O/S missing	32,250	$142,545	—	31 Dec 2025	13F
Tolleson Wealth Management, Inc.	13F	Company	— class O/S missing	32,045	$141,639	—	31 Dec 2025	13F

Recent Insider Transactions by Companies or Individuals for KRONOS WORLDWIDE INC

Showing up to 300 most recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership
Executive Kristin B. McCoy	KRO	Common Stock, par value $0.01	Purchase		$12,100	$6.05	2,000	2,000	15 Aug 2025	Direct
Executive Andrew B. Nace	KRO	Common Stock, par value $0.01	Purchase	18.2%	$17,500	$5.83	3,000	19,453	13 Aug 2025	Direct
Senior Bryan A. Hanley	KRO	Common Stock $0.01 par value	Purchase	71.4%	$12,250	$4.90	2,500	6,000	11 Aug 2025	Direct
Bart W. Reichert	KRO	Common Stock, par value $0.01	Purchase		$99,200	$4.96	20,000	20,000	11 Aug 2025	Direct
Michael Shawn Simmons	KRO	Common Stock $0.01 par value	Purchase		$24,350	$4.87	5,000	5,000	11 Aug 2025	Direct
Executive Amy A. Samford	KRO	Common Stock, par value $0.01	Purchase	150%	$14,475	$4.82	3,000	5,000	11 Aug 2025	Direct
John E. Harper	KRO	Common Stock $0.01 par value	Award	20.8%			2,800	16,250	14 May 2025	Direct
Kevin B. Kramer	KRO	Common Stock $0.01 par value	Award	13%			2,800	24,260	14 May 2025	Direct
Meredith W. Mendes	KRO	Common Stock $0.01 par value	Award	25.6%			2,800	13,750	14 May 2025	Direct
Dr. R. Gerald Turner	KRO	Common Stock $0.01 par value	Award	9.57%			2,800	32,046	14 May 2025	Direct
Cecil H. Moore Jr.	KRO	Common Stock $0.01 par value	Award	10%			2,800	30,774	14 May 2025	Direct
Loretta J. Feehan	KRO	Common Stock $0.01 par value	Award	15.2%			2,800	21,250	14 May 2025	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.