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DLHC · NASDAQ · Specialty Business Services

DLH (DLHC)

Delivers technology, research, and engineering services through federal contracts.

$4.33

At close+0.02 (+0.46%)

Watchlist

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Breakdown13F · 13D/G · Form 4

Institutions43 holders · as of Mar 31, 2026	65.69%	9.52M shares
Insiders10 holders · as of Jul 6, 2026	21.20%	3.07M shares
Strategic holders1 holder · as of Oct 1, 2025	12.92%	1.87M shares
Otherremainder	0.19%	28.7K shares

14.49M company shares as of Sep 3, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

Top shareholders13F · 13D/G · Form 4

Holder	Stake	Shares	Evidence
Wynnefield Capital IncInstitution	25.40%	3.68M	13Fas of Mar 31, 2026
Mink Brook Asset Management LLCInstitution	18.47%	2.68M	13Fas of Mar 31, 2026
Mink Brook Partners LPStrategic	12.92%	1.87M	13Gfiled Oct 1, 2025 ↗
Kathryn M. JohnBull¹Insiderdirector, officer: Director, CEO and President	8.42%	638,154	13Gfiled Jul 2, 2026 ↗
Minerva Advisors LLCInstitution	7.68%	1.11M	13Fas of Mar 31, 2026
Zachary Parker²Insiderdirector, officer: CEO and President	6.78%	982,389	Form 4filed Oct 2, 2025 ↗
Vanguard Capital Management LLCInstitution	3.05%	441,468	13Fas of Mar 31, 2026
Polar Asset Management Partners Inc.Institution	2.41%	350,000	13G/Afiled Feb 10, 2020 ↗
Frederick Gerald WassermanInsiderdirector	1.92%	277,770	Form 4filed Oct 2, 2025 ↗
Dimensional Fund Advisors LPInstitution	1.71%	247,165	13Fas of Mar 31, 2026
RBF Capital, LLCInstitution	1.52%	220,000	13Fas of Mar 31, 2026
Renaissance Technologies LLCInstitution	1.34%	193,564	13Fas of Mar 31, 2026
Austin J. III YerksInsiderdirector	1.15%	166,692	Form 4filed Oct 2, 2025 ↗
Elder GrangerInsiderdirector	1.06%	153,133	Form 4filed Oct 2, 2025 ↗
Geode Capital Management, LLCInstitution	0.96%	138,494	13Fas of Mar 31, 2026
North Star Investment Management Corp.Institution	0.93%	135,000	13Fas of Mar 31, 2026
Frances M. MurphyInsiderdirector	0.84%	121,692	Form 4filed Oct 2, 2025 ↗
US Bancorp \DE\Institution	0.79%	114,526	13Fas of Mar 31, 2026
BlackRock, Inc.Institution	0.50%	72,118	13Fas of Mar 31, 2026
Vanguard Fiduciary Trust CoInstitution	0.46%	65,944	13Fas of Mar 31, 2026
State Street CorpInstitution	0.41%	59,609	13Fas of Mar 31, 2026
Stephen ZelkowiczInsiderdirector	0.40%	57,317	Form 4filed Oct 2, 2025 ↗
Fifth Third BancorpInstitution	0.35%	50,151	13Fas of Mar 31, 2026
Citadel Advisors LLCInstitution	0.34%	49,140	13Fas of Mar 31, 2026
Bridgeway Capital Management, LLCInstitution	0.33%	48,291	13Fas of Mar 31, 2026

Kathryn M. JohnBull's transaction reports restate only vehicles that traded; the 2019 ownership statement (638.2K) plus the 582.7K net shares acquired since is used instead.
Reported at 4.00% on Feb 13, 2026, under the 5% line, so no further filing is required.

13F — a manager's quarterly holdings · 13D/13G — an ownership statement filed at 5% or more · Form 4 — an insider's transaction report

Institutions13F, as of Mar 31, 2026

43 holders · 9.52M shares · 8 new positions · 16 increased · 10 reduced · 10 closed

Holder	Shares	% outstanding	Chg q/q	Filed
Wynnefield Capital Inc	3.68M	25.40%	0	May 15, 2026
Mink Brook Asset Management LLC	2.68M	18.47%	+51.7K	Apr 1, 2026
Minerva Advisors LLC	1.11M	7.68%	−20	May 12, 2026
Vanguard Capital Management LLC	441.5K	3.05%	+441.5Knew	May 15, 2026
Dimensional Fund Advisors LP	247.2K	1.71%	−1.2K	May 7, 2026
RBF Capital, LLC	220.0K	1.52%	0	May 18, 2026
Renaissance Technologies LLC	193.6K	1.34%	−16.5K	May 14, 2026
Geode Capital Management, LLC	138.5K	0.96%	+399	May 15, 2026

Ownership statements13D/G · 5% or more, as filed

Holder	% of class	Shares	Form	Filed
Mink Brook Partners LP	13.00%	1.87M	13G	Oct 1, 2025 ↗
Minerva Advisors LLC	7.70%	1.11M	13G	Feb 17, 2026 ↗

Insider tradesForm 4

Latest trades

Date	Insider	Type	Shares	Avg price	Owned after
Sep 1, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	200	$4.36	2,181,047
Aug 31, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	500	$4.40	2,180,847
Aug 28, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	500	$4.47	2,180,347
Aug 27, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	224	$4.49	2,179,847
Aug 26, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	500	$4.49	2,179,623
Aug 25, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	209	$4.54	2,179,123
Aug 24, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	41	$4.53	2,178,914
Aug 21, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	79	$4.55	2,178,873
Aug 20, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	70	$4.55	2,178,794
Aug 19, 2026	Mink Brook Asset Management LLC10 percent owner	Purchase	493	$4.54	2,178,724

CongressHouse and Senate disclosures

Not reported.