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Reporting owner

Hampstead Park Capital Management, LLC

Reporting owner CIK 0001773816 · 10% owner

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These transactions appear in filings associated with this reporting owner. Jointly reported quantities and amounts are unallocated; they are not this owner's individual purchases or total holdings. Names and roles reflect the relevant filing, and a reporting owner may be a person or an organization.

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Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.FRIEDBERG DANIEL M.FRIEDBERG DANIEL M.Hampstead Park Capital Management, LLCHampstead Park Capital Ma…Hampstead Park Environmental Services Investment Fund LLCHampstead Park Environmen…FRIEDBERG DANIEL M. · September 30, 2026 · Stock award · Common StockHampstead Park Capital Management, LLC · September 30, 2026 · Stock award · Common StockHampstead Park Environmental Services Investment Fund LLC · September 30, 2026 · Stock award · Common StockFRIEDBERG DANIEL M. · December 31, 2025 · Stock award · Common StockHampstead Park Capital Management, LLC · December 31, 2025 · Stock award · Common StockHampstead Park Environmental Services Investment Fund LLC · December 31, 2025 · Stock award · Common StockFRIEDBERG DANIEL M. · November 30, 2025 · Stock award · Common StockHampstead Park Capital Management, LLC · November 30, 2025 · Stock award · Common StockHampstead Park Environmental Services Investment Fund LLC · November 30, 2025 · Stock award · Common StockNov 30, 2025Sep 30, 2026
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

3 dated transactions · 3 of 3 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Sep 30, 2026Quest Resource Holding CorpCommon StockFRIEDBERG DANIEL M. · Hampstead Park Capital Management, LLC · Hampstead Park Environmental Services Investment Fund LLCStock award
Dec 31, 2025Quest Resource Holding CorpCommon StockFRIEDBERG DANIEL M. · Hampstead Park Capital Management, LLC · Hampstead Park Environmental Services Investment Fund LLCStock award
Nov 30, 2025Quest Resource Holding CorpCommon StockFRIEDBERG DANIEL M. · Hampstead Park Capital Management, LLC · Hampstead Park Environmental Services Investment Fund LLCStock award

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Transactions in associated filings

Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedCompanyReporting ownersType / securityQuantityPrice / reference valueDetails
Trade: Quest Resource Holding CorpQRHC · company listings
FRIEDBERG DANIEL M.Director · 10% owner
Hampstead Park Capital Management, LLC10% owner
Hampstead Park Environmental Services Investment Fund LLC10% owner
Joint filing · amounts unallocated		Stock awardCommon StockNon-derivative security · Code A20,5291.36Value: 27,919.44Currency not specifiedView ↗
Trade: Quest Resource Holding CorpQRHC · company listings
FRIEDBERG DANIEL M.Director · 10% owner
Hampstead Park Capital Management, LLC10% owner
Hampstead Park Environmental Services Investment Fund LLC10% owner
Joint filing · amounts unallocated		Stock awardCommon StockNon-derivative security · Code A8,0731.86Value: 15,015.78Currency not specifiedView ↗
Trade: Quest Resource Holding CorpQRHC · company listings
FRIEDBERG DANIEL M.Director · 10% owner
Hampstead Park Capital Management, LLC10% owner
Hampstead Park Environmental Services Investment Fund LLC10% owner
Joint filing · amounts unallocated		Stock awardCommon StockNon-derivative security · Code A7,9871.88Value: 15,015.56Currency not specifiedView ↗