NETWORK-1 TECHNOLOGIES, INC. - Common Stock, par value $0.01 per share (NTIP)

Q: What does CUSIP 64121N109 represent in this 13F holders report?

CUSIP 64121N109 is the security identifier for NTIP - NETWORK-1 TECHNOLOGIES, INC. - Common Stock, par value $0.01 per share used to aggregate holder disclosures.

Q: How many institutions held NTIP - NETWORK-1 TECHNOLOGIES, INC. - Common Stock, par value $0.01 per share in Q4 2023?

20 institutional investors reported NTIP - NETWORK-1 TECHNOLOGIES, INC. - Common Stock, par value $0.01 per share for Q4 2023. Use the holders table for investor-level position and value details.

CUSIP: 64121N109

Q4 2023 13F Holders as of 31 Dec 2023

Security type / class: Equity / Common Stock, par value $0.01 per share
Total 13F shares: 4,892,014
Total 13F value: $10,664,644
Share change: +75,098
SEC-reported price per share: $2.18
Number of holders: 20
Value change: +$162,268
Number of buys: 11
Number of sells: 5
Shares outstanding: 22,863,440

Security key

64121N109

Report period

Q4 2023

Institutions

Top holders

NTIP full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2025 NETWORK-1 TECHNOLOGIES, INC. SEC filings NETWORK-1 TECHNOLOGIES, INC. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 64121N109

Newer quarter: Q3 2025

Recent filing periods:

Q3 2026 Q2 2026 Q1 2026 Q4 2025 Q3 2025

Ownership snapshot

Top reported holders of NTIP - NETWORK-1 TECHNOLOGIES, INC. - Common Stock, par value $0.01 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Steven D. Heinemann

Disclosed value leader

Steven D. Heinemann

Comparable rows

0/15

Latest evidence

30 Sep 2023

3/4/5 13F Highest disclosed value: $8,294,019 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

Steven D. Heinemann has the largest disclosed position value at $8.29M.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Steven D. Heinemann's linked filing trail.

Disclosed position value Top 5

Steven D. Heinemann $8.29M

Clayton Partners LLC $3.29M

Greenwich Investment Management, ... $1.7M

VANGUARD GROUP INC $1.39M

RENAISSANCE TECHNOLOGIES LLC $1.27M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Steven D. Heinemann	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$8,294,019 2,307,291 shares	—	27 Jul 2021
Clayton Partners LLC	13F Company 13F	— denominator unverified	$3,285,435 1,404,032 shares	—	30 Sep 2023
Greenwich Investment Management, Inc.	13F Company 13F	— denominator unverified	$1,702,000 727,348 shares	—	30 Sep 2023
VANGUARD GROUP INC	13F Company 13F	— denominator unverified	$1,389,396 593,759 shares	—	30 Sep 2023
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	— denominator unverified	$1,269,000 542,144 shares	—	30 Sep 2023
CANNELL CAPITAL LLC	13F Company 13F	— denominator unverified	$1,251,687 534,909 shares	—	30 Sep 2023

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

4,892,014

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2023 vs Q2 2026 Across Filers

Q2 2026 holders

Q4 2023 holders

Holder diff

-11

Investor	Q2 2026 Shares	Q4 2023 Shares	Share Diff	Share Chg %	Q2 2026 value	Q4 2023 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend