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 Q3	$66.8K	Sell	18,003 -819	-4%	-$3.27K	﹤0.01%	5229
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

Massachusetts Institute of Technology Cambridge, Massachusetts $695M AUM 43.77% 1-Year Est. Return

Wexford Capital West Palm Beach, Florida $763M AUM 59.25% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM

Meritage Group San Francisco, California $2.78B AUM 9.1% 1-Year Est. Return

Morgan Stanley New York $1.96T AUM 27.49% 1-Year Est. Return

Bard Associates Chicago, Illinois $431M AUM 30.93% 1-Year Est. Return

Renaissance Technologies New York $73.4B AUM 32.8% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Mesirow Financial Investment Management Chicago, Illinois $6.47B AUM 15.41% 1-Year Est. Return

HighTower Advisors Chicago, Illinois $106B AUM 21.33% 1-Year Est. Return

BlackRock's NEPH Position: Q3 2026 in Review

BlackRock reduced its Nephros (NEPH) stake by 4.4% in Q3 2026, selling an estimated $3.27K and leaving 18,003 shares worth $66.8K. The position accounts for ﹤0.01% of the portfolio, ranked #5229.

BlackRock first reported a position in NEPH in Q4 2019 and has held it in 19 quarters since. The position peaked at $238K in Q2 2021. 26 funds tracked by Wall St. Rank hold NEPH as of Q3 2026.

BlackRock held 18,003 shares of Nephros worth $66.8K as of Q3 2026.
BlackRock sold 819 Nephros shares in Q3 2026, an estimated $3.27K.
Nephros made up ﹤0.01% of BlackRock's portfolio in Q3 2026, its #5229 holding.
BlackRock first reported a position in Nephros in Q4 2019 and has held it in 19 quarters since.
BlackRock's Nephros position peaked at $238K in Q2 2021.
26 funds tracked by Wall St. Rank held Nephros as of Q3 2026.

Based on BlackRock's 13F filing for Q3 2026, filed 13 Nov 2026.