Dimensional Fund Advisors
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Dimensional Fund Advisors’s Nephros NEPH Stock Holding History

Dimensional Fund Advisors’s Portfolio NEPH Stock Details NEPH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$61.8K Buy
20,745
+7,144
+53% +$28.5K ﹤0.01% 3162
2025
Q4 		$66.4K Hold
13,601
– – ﹤0.01% 3195
2025
Q3 		$64.3K Buy
+13,601
New +$53.4K ﹤0.01% 3228
2024
Q4 		– Sell
-14,875
Closed -$25.4K – 3355
2024
Q3 		$25.4K Sell
14,875
-2,756
-16% -$5.45K ﹤0.01% 3325
2024
Q2 		$37.2K Buy
+17,631
New +$38K ﹤0.01% 3333

Other funds holding NEPH

WC
Wexford Capital West Palm Beach, Florida $690M AUM 57.92% 1-Year Est. Return
TCM
Topline Capital Management Santa Monica, California $605M AUM 26.24% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
CC
Cornerstone Capital Palo Alto, California $1B AUM 21.47% 1-Year Est. Return
BA
Bard Associates Chicago, Illinois $398M AUM 54.32% 1-Year Est. Return
MFIM
Mesirow Financial Investment Management Chicago, Illinois $6.37B AUM 23.22% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $94.2B AUM 21.24% 1-Year Est. Return

Dimensional Fund Advisors's NEPH Position: Q1 2026 in Review

Dimensional Fund Advisors increased its Nephros (NEPH) stake by 53% in Q1 2026, buying an estimated $28.5K and bringing the position to 20,745 shares worth $61.8K. The position accounts for ﹤0.01% of the portfolio, ranked #3162.

Dimensional Fund Advisors first reported a position in NEPH in Q2 2024 and has held it in 5 quarters since. The position peaked at $66.4K in Q4 2025. 27 funds tracked by Wall St. Rank hold NEPH as of Q1 2026.

  • Dimensional Fund Advisors held 20,745 shares of Nephros worth $61.8K as of Q1 2026.
  • Dimensional Fund Advisors bought 7,144 Nephros shares in Q1 2026, an estimated $28.5K.
  • Nephros made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q1 2026, its #3162 holding.
  • Dimensional Fund Advisors first reported a position in Nephros in Q2 2024 and has held it in 5 quarters since.
  • Dimensional Fund Advisors's Nephros position peaked at $66.4K in Q4 2025.
  • 27 funds tracked by Wall St. Rank held Nephros as of Q1 2026.

Based on Dimensional Fund Advisors's 13F filing for Q1 2026, filed 7 May 2026.