CTSO CYTOSORBENTS CORP

Ownership history in Neuberger Berman Group LLC  ·  22 quarters on record

AI Ownership Summary

Neuberger Berman Group LLC reported CYTOSORBENTS CORP (CTSO) in 22 quarterly 13F filings from 2023 Q4 through 2025 Q4. The latest visible filing shows CTSO at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this CTSO ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Neuberger Berman Group LLC's position in CYTOSORBENTS CORP, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

CTSO was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.0% in 2024 Q3

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How Neuberger Berman Group LLC held CTSO — position size vs. price
% of Fund (quarterly)    CTSO price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 9 quarters  
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 ADDED 1,625,640 +27,642 +1.7% 0.00% $1.0M 2026-02-14 (Est.) $0.64
2025 Q3 ADDED 1,597,998 +6,309 +0.4% 0.00% $1.5M 2025-11-12 $0.64
2025 Q2 REDUCED 1,591,689 -87,939 -5.2% 0.00% $2.0M 2025-08-13 $1.08
2025 Q1 REDUCED 1,679,628 -2,255 -0.1% 0.00% $1.7M 2025-05-13 $0.87
2024 Q4 REDUCED 1,681,883 -99,477 -5.6% 0.00% $1.5M 2025-02-13 $1.31
2024 Q3 ADDED 1,781,360 +244,846 +15.9% 0.00% $2.7M 2024-11-14 $0.95
2024 Q2 REDUCED 1,536,514 -376,052 -19.7% 0.00% $1.1M 2024-08-13 $0.89
2024 Q1 ADDED 1,912,566 +110,767 +6.1% 0.00% $1.8M 2024-05-13 $0.83
2023 Q4 ADDED 1,801,799 +299,103 +19.9% 0.00% $2.0M 2024-02-09 $1.02
13 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About Neuberger Berman Group LLC and CTSO

These are the practical questions this page is built to answer before you even open the full history table.

How long has Neuberger Berman Group LLC reported owning CTSO?

Neuberger Berman Group LLC reported CTSO across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported CTSO position in Neuberger Berman Group LLC's portfolio?

The largest reported portfolio weight for CTSO was 0.00% in 2024 Q3.

What is the latest reported CTSO position on this page?

The most recent filing on this page is 2025 Q4, when Neuberger Berman Group LLC reported 1,625,640 shares, equal to 0.00% of portfolio, with an estimated market value of $1.0M.

What does the chart on this CTSO ownership page compare?

The chart compares Neuberger Berman Group LLC's quarterly CTSO portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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