Parker Zachary

Director at DLH Holdings Corp. · on record since Feb 22, 2010
CEO and President at DLH Holdings Corp. · on record since Nov 13, 2013

Insider trading activity of Parker Zachary

Transactions on record: 38; since Apr 4, 2011

Open-market buys: 8; $279.5K

Open-market sells: 0

Companies traded: 1; last filing Oct 5, 2026

Figures computed from official regulatory filings — .

Companies where Parker Zachary has traded

DLH Holdings Corp.38 tx · $3M · Oct 5, 2026

Track record of Parker Zachary

Statistical track record

Free account

Open-market buys: 8

Last buy: Dec 17, 2024

Win rates, median returns and the proven-insider analysis come with a free account.

Create a free account

Transaction history of Parker Zachary

Co-insiders of Parker Zachary

ALDERMAN WILLIAM HDLH Holdings Corp.
Aldrich RonaldDLH Holdings Corp.
ALLEN JAMES PDLH Holdings Corp.
Armstrong John F.DLH Holdings Corp.
Beverly Kevin HanfordDLH Holdings Corp.
Bjornaas Judith LDLH Holdings Corp.
Black PeterDLH Holdings Corp.
CHANNEL PARTNERSHIP II L PDLH Holdings Corp.
Christian Jeanine M.DLH Holdings Corp.
DELANEY MARTIN JDLH Holdings Corp.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
DLH Holdings Corp.Listing on record	Oct 5, 2026	Award	142,857	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Oct 5, 2026	Award	17,119	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Oct 2, 2025	Other	-16,330	5.65 USD	$92.3K		SEC
DLH Holdings Corp.Listing on record	Dec 23, 2024	Award	122,229	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Dec 19, 2024	Buy	10,000	7.77 USD	$77.7K	conv 63First in 12mo	SEC
DLH Holdings Corp.Listing on record	Dec 19, 2023	Award	58,176	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Nov 3, 2023	ExerciseD (derivative)	-100,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Nov 3, 2023	Exercise	100,000	1.40 USD	$140K		SEC
DLH Holdings Corp.Listing on record	Nov 3, 2023	Other	-39,819	13.90 USD	$553.5K		SEC
DLH Holdings Corp.Listing on record	Jan 31, 2023	Award	55,282	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Nov 3, 2022	Exercise	250,000	0.95 USD	$237.5K	Unusual size	SEC
DLH Holdings Corp.Listing on record	Nov 3, 2022	Other	-67,208	13.20 USD	$887.1K	Unusual size	SEC
DLH Holdings Corp.Listing on record	Nov 3, 2022	ExerciseD (derivative)	250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Aug 10, 2021	ExerciseD (derivative)	-75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Aug 10, 2021	Exercise	75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Dec 16, 2020	Buy	9,200	10.38 USD	$95.5K	conv 59Unusual sizeFirst in 12mo	SEC
DLH Holdings Corp.Listing on record	Jan 29, 2020	Exercise	72,873	1.03 USD	$75.1K		SEC
DLH Holdings Corp.Listing on record	Jan 29, 2020	Other	-15,477	4.85 USD	$75.1K		SEC
DLH Holdings Corp.Listing on record	Jan 29, 2020	ExerciseD (derivative)	-72,873	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Jan 22, 2020	Exercise	252,127	1.03 USD	$259.7K		SEC
DLH Holdings Corp.Listing on record	Jan 22, 2020	ExerciseD (derivative)	-252,127	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Jan 22, 2020	Other	-51,020	5.09 USD	$259.7K	Unusual size	SEC
DLH Holdings Corp.Listing on record	Dec 21, 2018	Exercise	25,000	1.03 USD	$25.8K		SEC
DLH Holdings Corp.Listing on record	Dec 21, 2018	ExerciseD (derivative)	-25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Dec 18, 2017	Buy	924	6.31 USD	$5.8K	conv 19	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
DLH Holdings Corp.Listing on record	Oct 5, 2026	Award	142,857	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Oct 5, 2026	Award	17,119	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Oct 2, 2025	Other	-16,330	5.65 USD	$92.3K		SEC
DLH Holdings Corp.Listing on record	Dec 23, 2024	Award	122,229	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Dec 19, 2024	Buy	10,000	7.77 USD	$77.7K	conv 63First in 12mo	SEC
DLH Holdings Corp.Listing on record	Dec 19, 2023	Award	58,176	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Nov 3, 2023	ExerciseD (derivative)	-100,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Nov 3, 2023	Exercise	100,000	1.40 USD	$140K		SEC
DLH Holdings Corp.Listing on record	Nov 3, 2023	Other	-39,819	13.90 USD	$553.5K		SEC
DLH Holdings Corp.Listing on record	Jan 31, 2023	Award	55,282	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Nov 3, 2022	Exercise	250,000	0.95 USD	$237.5K	Unusual size	SEC
DLH Holdings Corp.Listing on record	Nov 3, 2022	Other	-67,208	13.20 USD	$887.1K	Unusual size	SEC
DLH Holdings Corp.Listing on record	Nov 3, 2022	ExerciseD (derivative)	250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Aug 10, 2021	ExerciseD (derivative)	-75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Aug 10, 2021	Exercise	75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Dec 16, 2020	Buy	9,200	10.38 USD	$95.5K	conv 59Unusual sizeFirst in 12mo	SEC
DLH Holdings Corp.Listing on record	Jan 29, 2020	Exercise	72,873	1.03 USD	$75.1K		SEC
DLH Holdings Corp.Listing on record	Jan 29, 2020	Other	-15,477	4.85 USD	$75.1K		SEC
DLH Holdings Corp.Listing on record	Jan 29, 2020	ExerciseD (derivative)	-72,873	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Jan 22, 2020	Exercise	252,127	1.03 USD	$259.7K		SEC
DLH Holdings Corp.Listing on record	Jan 22, 2020	ExerciseD (derivative)	-252,127	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Jan 22, 2020	Other	-51,020	5.09 USD	$259.7K	Unusual size	SEC
DLH Holdings Corp.Listing on record	Dec 21, 2018	Exercise	25,000	1.03 USD	$25.8K		SEC
DLH Holdings Corp.Listing on record	Dec 21, 2018	ExerciseD (derivative)	-25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DLH Holdings Corp.Listing on record	Dec 18, 2017	Buy	924	6.31 USD	$5.8K	conv 19	SEC