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Alpha Pro Tech shares owned by Marshall Wace

Quarter-by-quarter ownership of Alpha Pro Tech (APT) shares owned by Marshall Wace from 13F filings

Historical chart of Marshall Wace investment in Alpha Pro Tech

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All positions including Alpha Pro Tech held by Marshall Wace consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Alpha Pro Tech by Marshall Wace

Quarter filed Position value Share count Share price at filing
2026-06-30 $293k 52k 5.62

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Nvidia Corp Common Stock (NVDA)
Micron Tech Common Stock (MU)
Microsoft Corp Common Stock (MSFT)
Costco Wholesale Common Stock (COST)
Taiwan Semic- Adr (TSM)
Morgan Stanley Common Stock (MS)
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Alphabet Inc-a Common Stock (GOOGL)
Hilton Worldwide Common Stock (HLT)

View all positions for Marshall Wace

Top funds holding Alpha Pro Tech

Needham Investment Management
Susquehanna International
Renaissance Technologies
Vanguard Capital Management
Citadel Advisors
BlackRock
Dimensional Fund Advisors
Acadian Asset Management
Geode Capital Management
Bridgeway Capital Management
Arrowstreet Capital, Limited Partnership
Marshall Wace
Vanguard Fiduciary Trust
State Street Corporation
Essex Investment Management

View all funds holding Alpha Pro Tech