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Nephros shares owned by Marshall Wace

Quarter-by-quarter ownership of Nephros (NEPH) shares owned by Marshall Wace from 13F filings

Historical chart of Marshall Wace investment in Nephros

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

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Quarterly reported holdings in Nephros by Marshall Wace

Quarter filed Position value Share count Share price at filing
2025-12-31 $107k 22k 4.88

More positions owned by Marshall Wace

Ishares-s&p 500 Etp (IVV)
Vanguard S&p 500 Etp (VOO)
Nvidia Corp Common Stock (NVDA)
Amazon.com Common Stock (AMZN)
Apple Common Stock (AAPL)
Microsoft Corp Common Stock (MSFT)
Eli Lilly & Co Common Stock (LLY)
Alphabet Inc-a Common Stock (GOOGL)
Broadcom Common Stock (AVGO)
Adv Micro Device Equity Option Call Option (AMD)
Meta Platforms-a Common Stock (META)
Walmart Common Stock (WMT)
Tesla Common Stock (TSLA)
Alphabet Inc-c Common Stock (GOOG)
Circle Internet Common Stock (CRCL)

View all positions for Marshall Wace

Top funds holding Nephros

Wexford Capital
Vanguard Group
Bard Associates
Renaissance Technologies
Geode Capital Management
Cambridge Investment Research Advisors
HighTower Advisors
Mesirow Financial Investment Management International Equity
Essex Investment Management
William Blair $ Company
Navellier & Associates
De Lisle Partners
Quadrature Capital
Marshall Wace
XTX Topco

View all funds holding Nephros