Grace M Cerocke

Insider

First SEC filing: Feb. 9, 2021 · Latest: Feb. 9, 2021

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Initial holdings The stakes this person held when they first started reporting.

Insider at

MATX selling May 28, 2026

Insider transactions

0 buys (P) 1 sells (S) Net: $-220,284 + 34 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

34 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 28, 2026	MATX	S	1,200	$183.57	$220,284	17,986 Direct	-6.25%	Disposed	20.6% (price as of 2026-08-21)
Jan. 25, 2026	MATX	A	6,952	—	—	22,728 Direct	+44.07%	Acquired	(price as of 2026-08-21)
Jan. 25, 2026	MATX	F	410	$158.94	$65,165	22,318 Direct	-1.80%	Disposed	39.3% (price as of 2026-08-21)
Jan. 25, 2026	MATX	F	3,132	$158.94	$497,800	19,186 Direct	-14.03%	Disposed	39.3% (price as of 2026-08-21)
Jan. 24, 2026	MATX	F	222	$158.94	$35,285	15,776 Direct	-1.39%	Disposed	39.3% (price as of 2026-08-21)
Jan. 22, 2026	MATX	F	187	$160.30	$29,976	15,998 Direct	-1.16%	Disposed	38.2% (price as of 2026-08-21)
Jan. 21, 2026	MATX	A	1,124	—	—	16,185 Direct	+7.46%	Acquired	(price as of 2026-08-21)
Jan. 26, 2025	MATX	A	3,465	—	—	16,282 Direct	+27.03%	Acquired	(price as of 2026-08-21)
Jan. 26, 2025	MATX	A	1,155	—	—	17,437 Direct	+7.09%	Acquired	(price as of 2026-08-21)
Jan. 26, 2025	MATX	F	272	$136.32	$37,079	17,165 Direct	-1.56%	Disposed	62.5% (price as of 2026-08-21)
Jan. 26, 2025	MATX	F	511	$136.32	$69,660	16,654 Direct	-2.98%	Disposed	62.5% (price as of 2026-08-21)
Jan. 26, 2025	MATX	F	1,593	$136.32	$217,158	15,061 Direct	-9.57%	Disposed	62.5% (price as of 2026-08-21)
Jan. 25, 2025	MATX	F	410	$136.32	$55,891	12,817 Direct	-3.10%	Disposed	62.5% (price as of 2026-08-21)
Jan. 24, 2025	MATX	F	222	$136.32	$30,263	13,227 Direct	-1.65%	Disposed	62.5% (price as of 2026-08-21)
Jan. 22, 2025	MATX	A	1,269	—	—	13,449 Direct	+10.42%	Acquired	(price as of 2026-08-21)
Sept. 4, 2024	MATX	S	2,096	$134.23	$281,346	12,180 Direct	-14.68%	Disposed	65.0% (price as of 2026-08-21)
Jan. 27, 2024	MATX	A	2,907	—	—	15,252 Direct	+23.55%	Acquired	(price as of 2026-08-21)
Jan. 27, 2024	MATX	A	967	—	—	16,219 Direct	+6.34%	Acquired	(price as of 2026-08-21)
Jan. 27, 2024	MATX	F	228	$114.40	$26,083	15,991 Direct	-1.41%	Disposed	93.6% (price as of 2026-08-21)
Jan. 27, 2024	MATX	F	428	$114.40	$48,963	15,563 Direct	-2.68%	Disposed	93.6% (price as of 2026-08-21)
Jan. 27, 2024	MATX	F	1,287	$114.40	$147,233	14,276 Direct	-8.27%	Disposed	93.6% (price as of 2026-08-21)
Jan. 26, 2024	MATX	F	289	$114.40	$33,062	12,345 Direct	-2.29%	Disposed	93.6% (price as of 2026-08-21)
Jan. 25, 2024	MATX	F	459	$116.28	$53,373	12,634 Direct	-3.51%	Disposed	90.5% (price as of 2026-08-21)
Jan. 24, 2024	MATX	A	1,507	—	—	13,093 Direct	+13.01%	Acquired	(price as of 2026-08-21)
Dec. 13, 2023	MATX	S	578	$97.26	$56,216	11,586 Direct	-4.75%	Disposed	127.7% (price as of 2026-08-21)
Aug. 16, 2023	MATX	S	310	$94.71	$29,360	12,554 Direct	-2.41%	Disposed	133.8% (price as of 2026-08-21)
Aug. 16, 2023	MATX	S	390	$91.02	$35,498	12,164 Direct	-3.11%	Disposed	143.3% (price as of 2026-08-21)
Jan. 27, 2023	MATX	F	232	$63.97	$14,841	12,864 Direct	-1.77%	Disposed	246.2% (price as of 2026-08-21)
Jan. 26, 2023	MATX	F	308	$62.94	$19,386	13,096 Direct	-2.30%	Disposed	251.9% (price as of 2026-08-21)
Jan. 25, 2023	MATX	A	2,781	—	—	12,904 Direct	+27.47%	Acquired	(price as of 2026-08-21)
Jan. 25, 2023	MATX	A	992	—	—	13,896 Direct	+7.69%	Acquired	(price as of 2026-08-21)
Jan. 25, 2023	MATX	F	492	$62.94	$30,966	13,404 Direct	-3.54%	Disposed	251.9% (price as of 2026-08-21)
Jan. 22, 2023	MATX	F	190	$63.48	$12,061	10,123 Direct	-1.84%	Disposed	248.9% (price as of 2026-08-21)
Sept. 15, 2022	MATX	S	500	$69.77	$34,885	10,313 Direct	-4.62%	Disposed	217.4% (price as of 2026-08-21)
Jan. 27, 2022	MATX	F	229	$93.49	$21,409	10,813 Direct	-2.07%	Disposed	136.9% (price as of 2026-08-21)
Jan. 26, 2022	MATX	A	1,848	—	—	10,520 Direct	+21.31%	Acquired	(price as of 2026-08-21)
Jan. 26, 2022	MATX	A	990	—	—	11,510 Direct	+9.41%	Acquired	(price as of 2026-08-21)
Jan. 26, 2022	MATX	F	468	$94.71	$44,324	11,042 Direct	-4.07%	Disposed	133.8% (price as of 2026-08-21)
Jan. 23, 2022	MATX	F	190	$91.02	$17,294	8,672 Direct	-2.14%	Disposed	143.3% (price as of 2026-08-21)
Jan. 22, 2022	MATX	F	191	$91.02	$17,385	8,862 Direct	-2.11%	Disposed	143.3% (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Feb. 9, 2021	MATX	Common Stock	9,053	Direct