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Mink Brook Asset Management LLC

Disclosed activity across 1 company

Tapewire entity
18185
SEC CIK
0002052205

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
DLH Holdings Corp.DLHC · Entity 708810% ownerOctober 01, 2026October 02, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

DLH Holdings Corp.

Report date October 01, 2026 · Filed October 02, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Stock, par value $0.001 per share ("Common Stock")SEC Table I · non-derivativeIndirectBy Mink Brook Partners LP1,988,583 Reported balance After 2026-10-01 transaction · row 1 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 1 · 2026-10-01 · Sale · Disposed 199,099 · Balance 1,988,583

F1: The price reported in column 4 is a weighted average price. These shares were transferred in a rebalancing transaction between funds in one transaction at a price of $3.70 inclusive. No shares were bought or sold in the open market. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Common Stock, par value $0.001 per share ("Common Stock")SEC Table I · non-derivativeIndirectBy Mink Brook Opportunity Fund LP893,421 Reported balance After 2026-10-01 transaction · row 2 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 2 · 2026-10-01 · Purchase · Acquired 199,099 · Balance 893,421

F1: The price reported in column 4 is a weighted average price. These shares were transferred in a rebalancing transaction between funds in one transaction at a price of $3.70 inclusive. No shares were bought or sold in the open market. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F3: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F4: Represents securities owned directly by Mink Brook Opportunity Fund LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

Filing footnotes · ownership attribution and instrument terms

F1: The price reported in column 4 is a weighted average price. These shares were transferred in a rebalancing transaction between funds in one transaction at a price of $3.70 inclusive. No shares were bought or sold in the open market. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F4: Represents securities owned directly by Mink Brook Opportunity Fund LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
October 01, 2026 Filed Oct 2, 2026 18:10 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 199,099 $3.70 $736,666.30
Disclosure

SEC source: 0001628280-26-064396 · wk-form4_1790950199.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Opportunity Fund LP

Disclosed balance after: 893,421

F1 · price: The price reported in column 4 is a weighted average price. These shares were transferred in a rebalancing transaction between funds in one transaction at a price of $3.70 inclusive. No shares were bought or sold in the open market. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F4 · ownership.nature: Represents securities owned directly by Mink Brook Opportunity Fund LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

Read SEC document
October 01, 2026 Filed Oct 2, 2026 18:10 UTC DLH Holdings Corp. DLHC · Entity 7088 SaleCommon Stock, par value $0.001 per share ("Common Stock") 199,099 $3.70 $736,666.30
Disclosure

SEC source: 0001628280-26-064396 · wk-form4_1790950199.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 1,988,583

F1 · price: The price reported in column 4 is a weighted average price. These shares were transferred in a rebalancing transaction between funds in one transaction at a price of $3.70 inclusive. No shares were bought or sold in the open market. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 28, 2026 Filed Sep 29, 2026 20:36 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 60 $3.47 $208.18
Disclosure

SEC source: 0001628280-26-063818 · wk-form4_1790714176.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,187,682

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.4425 to $3.50 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 24, 2026 Filed Sep 24, 2026 20:08 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 58 $3.85 $223.14
Disclosure

SEC source: 0001628280-26-063376 · wk-form4_1790280515.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,187,622

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.835 to $3.85 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 23, 2026 Filed Sep 24, 2026 20:08 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 100 $3.88 $388.01
Disclosure

SEC source: 0001628280-26-063376 · wk-form4_1790280515.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,187,564

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.865 to $3.90 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 22, 2026 Filed Sep 22, 2026 20:50 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 301 $4.00 $1,203.58
Disclosure

SEC source: 0001628280-26-063060 · wk-form4_1790110207.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,187,464

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.985 to $4.00 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 21, 2026 Filed Sep 22, 2026 20:50 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 174 $4.00 $695.23
Disclosure

SEC source: 0001628280-26-063060 · wk-form4_1790110207.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,187,163

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.92 to $4.00 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 18, 2026 Filed Sep 18, 2026 20:48 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 316 $3.93 $1,240.55
Disclosure

SEC source: 0001628280-26-062758 · wk-form4_1789764521.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,186,989

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.85 to $3.995 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 17, 2026 Filed Sep 18, 2026 20:48 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 204 $3.96 $807.02
Disclosure

SEC source: 0001628280-26-062758 · wk-form4_1789764521.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,186,673

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.83 to $3.99 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 16, 2026 Filed Sep 16, 2026 20:23 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 1,000 $3.94 $3,940.50
Disclosure

SEC source: 0001628280-26-062262 · wk-form4_1789590221.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,186,469

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.84 to $4.00 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 15, 2026 Filed Sep 16, 2026 20:23 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 621 $3.68 $2,284.78
Disclosure

SEC source: 0001628280-26-062262 · wk-form4_1789590221.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,185,469

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.625 to $3.90 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 14, 2026 Filed Sep 14, 2026 20:39 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 730 $3.84 $2,804.88
Disclosure

SEC source: 0001628280-26-061865 · wk-form4_1789418349.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,184,848

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.775 to $4.00 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 11, 2026 Filed Sep 14, 2026 20:39 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 492 $3.94 $1,936.41
Disclosure

SEC source: 0001628280-26-061865 · wk-form4_1789418349.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,184,118

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.82 to $3.98 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 10, 2026 Filed Sep 10, 2026 20:28 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 221 $3.94 $870.54
Disclosure

SEC source: 0001628280-26-061366 · wk-form4_1789072091.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,183,626

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.895 to $3.975 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 09, 2026 Filed Sep 10, 2026 20:28 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 1,000 $3.93 $3,927.30
Disclosure

SEC source: 0001628280-26-061366 · wk-form4_1789072091.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,183,405

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.85 to $4.04 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 08, 2026 Filed Sep 8, 2026 20:19 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 488 $3.99 $1,948.24
Disclosure

SEC source: 0001628280-26-060920 · wk-form4_1788898750.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,182,405

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.955 to $4.11 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 04, 2026 Filed Sep 8, 2026 20:19 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 870 $4.10 $3,564.74
Disclosure

SEC source: 0001628280-26-060920 · wk-form4_1788898750.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,181,917

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.05 to $4.16 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
September 01, 2026 Filed Sep 1, 2026 20:38 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 200 $4.36 $872.48
Disclosure

SEC source: 0001628280-26-059868 · wk-form4_1788295094.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,181,047

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.32 to $4.43 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 31, 2026 Filed Sep 1, 2026 20:38 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 500 $4.40 $2,198.50
Disclosure

SEC source: 0001628280-26-059868 · wk-form4_1788295094.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,180,847

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.325 to $4.47 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 28, 2026 Filed Aug 28, 2026 20:24 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 500 $4.47 $2,233.55
Disclosure

SEC source: 0001628280-26-059418 · wk-form4_1787948654.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,180,347

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.41 to $4.50 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 27, 2026 Filed Aug 28, 2026 20:24 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 224 $4.49 $1,005.00
Disclosure

SEC source: 0001628280-26-059418 · wk-form4_1787948654.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,179,847

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.47 to $4.50 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 26, 2026 Filed Aug 26, 2026 20:31 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 500 $4.49 $2,243.75
Disclosure

SEC source: 0001628280-26-059102 · wk-form4_1787776298.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,179,623

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.415 to $4.55 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 25, 2026 Filed Aug 26, 2026 20:31 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 209 $4.54 $948.99
Disclosure

SEC source: 0001628280-26-059102 · wk-form4_1787776298.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,179,123

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.51 to $4.55 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 24, 2026 Filed Aug 24, 2026 20:16 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 41 $4.53 $185.69
Disclosure

SEC source: 0001628280-26-058641 · wk-form4_1787602568.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,178,914

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.52 to $4.545 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 21, 2026 Filed Aug 24, 2026 20:16 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 79 $4.55 $359.22
Disclosure

SEC source: 0001628280-26-058641 · wk-form4_1787602568.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,178,873

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.54 to $4.55 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 20, 2026 Filed Aug 20, 2026 20:42 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 70 $4.55 $318.50
Disclosure

SEC source: 0001628280-26-058269 · wk-form4_1787258562.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,178,794

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at a price of $4.55 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 19, 2026 Filed Aug 20, 2026 20:42 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 493 $4.54 $2,236.89
Disclosure

SEC source: 0001628280-26-058269 · wk-form4_1787258562.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,178,724

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.50 to $4.55 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 18, 2026 Filed Aug 18, 2026 20:26 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 1,000 $4.54 $4,535.90
Disclosure

SEC source: 0001628280-26-057686 · wk-form4_1787084795.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,178,231

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.47 to $4.55 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 17, 2026 Filed Aug 18, 2026 20:26 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 1,000 $4.54 $4,540.20
Disclosure

SEC source: 0001628280-26-057686 · wk-form4_1787084795.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,177,231

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.48 to $4.55 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 13, 2026 Filed Aug 13, 2026 23:01 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 471 $4.79 $2,256.37
Disclosure

SEC source: 0001628280-26-056895 · wk-form4_1786662076.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,176,231

F4 · balance_after: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.68 to $4.80 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F3 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

Read SEC document
August 12, 2026 Filed Aug 13, 2026 23:01 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 500 $4.71 $2,355.80
Disclosure

SEC source: 0001628280-26-056895 · wk-form4_1786662076.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,175,760

F1 · balance_after: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.64 to $4.825 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F3 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

Read SEC document
August 11, 2026 Filed Aug 11, 2026 20:20 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 500 $4.82 $2,411.10
Disclosure

SEC source: 0001628280-26-055720 · wk-form4_1786479641.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,175,260

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.77 to $4.85 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 10, 2026 Filed Aug 11, 2026 20:20 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 590 $4.82 $2,842.44
Disclosure

SEC source: 0001628280-26-055720 · wk-form4_1786479641.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,174,760

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.76 to $4.85 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 07, 2026 Filed Aug 7, 2026 20:26 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 1,000 $4.83 $4,830.70
Disclosure

SEC source: 0001628280-26-054865 · wk-form4_1786134368.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,174,170

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.785 to $4.85 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 06, 2026 Filed Aug 7, 2026 20:26 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 956 $4.81 $4,600.75
Disclosure

SEC source: 0001628280-26-054865 · wk-form4_1786134368.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,173,170

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.79 to $4.85 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 05, 2026 Filed Aug 5, 2026 20:48 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 1,049 $4.84 $5,075.48
Disclosure

SEC source: 0001628280-26-053455 · wk-form4_1785962907.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,172,214

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.81 to $4.88 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 04, 2026 Filed Aug 5, 2026 20:48 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 4,000 $4.87 $19,476.80
Disclosure

SEC source: 0001628280-26-053455 · wk-form4_1785962907.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,171,165

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.7995 to $4.90 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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July 31, 2026 Filed Jul 31, 2026 22:26 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 441 $4.86 $2,145.02
Disclosure

SEC source: 0001628280-26-051497 · wk-form4_1785536794.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,167,165

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.845 to $4.90 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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July 30, 2026 Filed Jul 31, 2026 22:26 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 7,944 $4.96 $39,399.06
Disclosure

SEC source: 0001628280-26-051497 · wk-form4_1785536794.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,166,724

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.775 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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July 27, 2026 Filed Jul 28, 2026 20:37 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 10 $5.09 $50.90
Disclosure

SEC source: 0001628280-26-050212 · wk-form4_1785271055.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,158,960

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in one transaction at a price of $5.09. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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July 27, 2026 Filed Jul 31, 2026 22:23 UTC Amendment DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 10 $5.09 $50.90
Disclosure

SEC source: 0001628280-26-051495 · wk-form4a_1785536617.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,158,780

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in one transaction at a price of $5.09. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · balance_after: Total number of shares owned following this transaction was amended to correct a mathematical error.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F4 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

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July 24, 2026 Filed Jul 24, 2026 21:31 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 391 $5.10 $1,993.98
Disclosure

SEC source: 0001628280-26-049649 · wk-form4_1784928686.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,158,950

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.09 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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July 24, 2026 Filed Jul 31, 2026 22:23 UTC Amendment DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 391 $5.10 $1,993.98
Disclosure

SEC source: 0001628280-26-051494 · wk-form4a_1785536606.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,158,770

F5 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.09 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · balance_after: Total number of shares owned following this transaction was amended to correct a mathematical error.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F4 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

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July 23, 2026 Filed Jul 24, 2026 21:31 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 79 $5.10 $402.70
Disclosure

SEC source: 0001628280-26-049649 · wk-form4_1784928686.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,158,559

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.08 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
July 23, 2026 Filed Jul 31, 2026 22:23 UTC Amendment DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 79 $5.10 $402.70
Disclosure

SEC source: 0001628280-26-051494 · wk-form4a_1785536606.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,158,379

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.08 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · balance_after: Total number of shares owned following this transaction was amended to correct a mathematical error.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F4 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

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July 13, 2026 Filed Jul 14, 2026 20:40 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 4,407 $5.09 $22,443.09
Disclosure

SEC source: 0001628280-26-048169 · wk-form4_1784061639.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,158,480

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.0675 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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July 13, 2026 Filed Jul 31, 2026 22:23 UTC Amendment DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 4,407 $5.09 $22,443.09
Disclosure

SEC source: 0001628280-26-051493 · wk-form4a_1785536597.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,158,300

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.0675 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · balance_after: Total number of shares owned following this transaction was amended to correct a mathematical error.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F4 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

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July 10, 2026 Filed Jul 10, 2026 20:56 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 5,000 $5.09 $25,456.00
Disclosure

SEC source: 0001628280-26-047904 · wk-form4_1783717004.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,154,073

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.06 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
July 10, 2026 Filed Jul 31, 2026 22:23 UTC Amendment DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 5,000 $5.09 $25,456.00
Disclosure

SEC source: 0001628280-26-051492 · wk-form4a_1785536592.xml · nonDerivative · entry 2

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,153,893

F5 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.06 to $5.10 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · balance_after: Total number of shares owned following this transaction was amended to correct a mathematical error.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F4 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

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July 09, 2026 Filed Jul 10, 2026 20:56 UTC DLH Holdings Corp. DLHC · Entity 7088 PurchaseCommon Stock, par value $0.001 per share ("Common Stock") 5,000 $5.13 $25,627.50
Disclosure

SEC source: 0001628280-26-047904 · wk-form4_1783717004.xml · nonDerivative · entry 1

Mink Brook Asset Management LLC · CIK 0002052205 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mink Brook Partners LP

Disclosed balance after: 2,149,073

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.07 to $5.15 inclusive. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares bought at each price.

F2 · ownership.nature: Represents securities owned directly by Mink Brook Partners LP (the "Fund"). As the investment manager of the Fund, Mink Brook Asset Management LLC may be deemed to beneficially own the securities owned directly by the Fund.

F3 · ownership.nature: Mink Brook Asset Management LLC, and the general partner for both funds, Mink Brook Capital GP LLC, disclaims beneficial ownership of the shares reported herein except to the extent of its pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that Mink Brook Asset Management LLC, Mink Brook Capital GP LLC or William Mueller as managing member of both, is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.