BlackRock
NEPH icon

BlackRock’s Nephros NEPH Stock Holding History

BlackRock’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
Q2 		$67.2K Buy
+18,822
New +$61.2K ﹤0.01% 5111
2024
Q1 		– Sell
-4,131
Closed -$14.3K – 5353
2023
Q4 		$14.3K Hold
4,131
– – ﹤0.01% 5117
2023
Q3 		$6.11K Hold
4,131
– – ﹤0.01% 5230
2023
Q2 		$6.4K Hold
4,131
– – ﹤0.01% 5290
2023
Q1 		$4.42K Hold
4,131
– – ﹤0.01% 5381
2022
Q4 		$4.78K Hold
4,131
– – ﹤0.01% 5525
2022
Q3 		$4K Hold
4,131
– – ﹤0.01% 5642
2022
Q2 		$6K Sell
4,131
-13,619
-77% -$36.8K ﹤0.01% 5670
2022
Q1 		$78K Sell
17,750
-739
-4% -$3.51K ﹤0.01% 5340
2021
Q4 		$109K Buy
18,489
+410
+2% +$2.99K ﹤0.01% 5252
2021
Q3 		$158K Sell
18,079
-5,395
-23% -$46.8K ﹤0.01% 5035
2021
Q2 		$238K Sell
23,474
-85
-0.4% -$709 ﹤0.01% 4867
2021
Q1 		$157K Buy
23,559
+4,071
+21% +$32.1K ﹤0.01% 4777
2020
Q4 		$168K Buy
19,488
+1,155
+6% +$7.79K ﹤0.01% 4500
2020
Q3 		$132K Sell
18,333
-7,151
-28% -$52.3K ﹤0.01% 4477
2020
Q2 		$214K Buy
25,484
+16,825
+194% +$133K ﹤0.01% 4363
2020
Q1 		$54K Buy
8,659
+6,097
+238% +$51.8K ﹤0.01% 4451
2019
Q4 		$25K Buy
+2,562
New +$22.8K ﹤0.01% 4625

Other funds holding NEPH

Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
CC
Cornerstone Capital Palo Alto, California $1.12B AUM 28.84% 1-Year Est. Return
BA
Bard Associates Chicago, Illinois $451M AUM 66.6% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
MFIM
Mesirow Financial Investment Management Chicago, Illinois $6.37B AUM 23.22% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $103B AUM 28.65% 1-Year Est. Return
NA
Navellier & Associates Reno, Nevada $1.26B AUM 95.39% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

BlackRock's NEPH Position: Q2 2026 in Review

BlackRock opened a new position in Nephros (NEPH) in Q2 2026: 18,822 shares worth $67.2K. The stake represents ﹤0.01% of the portfolio and ranks #5111 among its holdings. This is a return to the name: BlackRock previously reported a position in NEPH as recently as Q4 2023.

BlackRock first reported a position in NEPH in Q4 2019 and has held it in 18 quarters since. The position peaked at $238K in Q2 2021. 29 funds tracked by Wall St. Rank hold NEPH as of Q2 2026.

  • BlackRock held 18,822 shares of Nephros worth $67.2K as of Q2 2026.
  • Nephros was a new BlackRock position in Q2 2026.
  • Nephros made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #5111 holding.
  • BlackRock first reported a position in Nephros in Q4 2019 and has held it in 18 quarters since.
  • BlackRock's Nephros position peaked at $238K in Q2 2021.
  • 29 funds tracked by Wall St. Rank held Nephros as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.