DONALD W LANDRY

CIK 1563616 · last filed 2026-04-27

DONALD W LANDRY is a corporate insider who has filed 21 SEC Form 4 insider transactions across 2 companies since 2014. The most recent filing, for SXT, was dated Apr 27, 2026. Current disclosed insider exposure totals $1.4M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

Disclosed Exposure

$1.39M

Companies

2

Total Filings

21

Lifetime Open-Market Net

$0

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.

Symbol	Role	Shares	Price	Disclosed Exposure	Lifetime OM Net	Filings	Latest Filed
SXT	Director	10,447	$124.11	$1.30M	$0	11	2026-04-27
TNXP	Director	8,460	$11.35	$96.0K	$0	9	2019-05-08

Recent Filings

21 filings

Form 4 transactions across all companies, newest first.

Filed	Symbol	Action	Net Shares	Net $	Link
2026-04-27	SXT	Mixed	+445	-$66.9K	EDGAR
2025-04-28	SXT	Mixed	+767	-$49.6K	EDGAR
2024-04-29	SXT	Mixed	+1,165	-$18.9K	EDGAR
2023-05-01	SXT	Mixed	+521	-$51.7K	EDGAR
2022-05-02	SXT	Mixed	+469	-$50.2K	EDGAR
2021-04-26	SXT	Mixed	+333	-$62.9K	EDGAR
2020-04-24	SXT	Mixed	+1,429	-$27.0K	EDGAR
2019-05-08	TNXP	Grant (A)	—	$0	EDGAR
2019-04-26	SXT	Mixed	+698	-$40.6K	EDGAR
2018-06-13	TNXP	Grant (A)	—	$0	EDGAR

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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.