Latest Period
Q1 2026
CUSIP: 64121N109
Latest Period
Q1 2026
Institutions Reporting
25
Shares (Excl. Options)
4,822,326
Price
$1.44
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Latest holder context comes from 25 institutions filings for Q1 2026.
Security key
64121N109
Latest holder period
Q1 2026
13F holders
25
13D/G owners
3
CIK / CUSIP context first
Broader feeds
Open recent reporting periods for CUSIP 64121N109:
13D/G owners
Large-stake holder rows connected to Schedule 13D/G evidence.
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Heinemann Steven D. | 5.9% | -20% | $1,769,339 | -$524,680 | 1,340,408 | -23% | Steven D. Heinemann | 31 Dec 2025 |
| CANNELL CAPITAL LLC | 5% | $1,507,407 | 1,141,975 | CANNELL CAPITAL LLC | 31 Dec 2025 | |||
| Clayton Partners LLC | 4.5% | -16% | $1,344,588 | -$256,777 | 1,018,627 | -16% | Clayton Partners LLC | 31 Dec 2025 |
As of 31 Mar 2026, 25 institutional investors reported holding 4,822,326 shares of NETWORK-1 TECHNOLOGIES, INC. - Common Stock, par value $0.01 per share (NTIP). This represents 21% of the company’s total 22,839,500 outstanding shares.
13F concentration
Largest 13F positions for this security by reported shares and value.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| CANNELL CAPITAL LLC | 5% | 1,141,975 | 0% | 1.1% | $1,644,444 |
| Clayton Partners LLC | 4.3% | 979,138 | -3.9% | 1% | $1,409,959 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.2% | 501,934 | 0% | 0% | $722,785 |
| RENAISSANCE TECHNOLOGIES LLC | 2% | 461,444 | -1.4% | 0% | $664,479 |
| SAYBROOK CAPITAL /NC | 1.4% | 330,043 | 0% | 0.13% | $475,262 |
| Canton Hathaway, LLC | 1.2% | 280,738 | +311% | 0.08% | $404,263 |
| PNC FINANCIAL SERVICES GROUP, INC. | 1.2% | 270,000 | 0% | 0% | $388,800 |
| DIMENSIONAL FUND ADVISORS LP | 1% | 232,014 | -1.7% | 0% | $334,100 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.57% | 129,161 | 0% | 0% | $185,992 |
| Empowered Funds, LLC | 0.43% | 97,572 | 0% | 0% | $140,504 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.43% | 97,164 | -24% | 0% | $139,973 |
| VANGUARD FIDUCIARY TRUST CO | 0.35% | 79,667 | 0% | 0% | $114,720 |
| CITADEL ADVISORS LLC | 0.31% | 71,830 | +122% | 0% | $103,435 |
| STATE STREET CORP | 0.2% | 46,299 | 0% | 0% | $66,671 |
| NORTHERN TRUST CORP | 0.18% | 39,982 | 0% | 0% | $57,574 |
| Calydon Capital | 0.14% | 32,039 | -12% | 0.01% | $46,136 |
| Savvy Advisors, Inc. | 0.07% | 16,000 | 0% | 0% | $23,040 |
| NATIONAL BANK OF CANADA /FI/ | 0.03% | 6,000 | +50% | 0% | $8,640 |
| Vanguard Global Advisers, LLC | 0.02% | 3,800 | 0% | 0% | $5,472 |
| Tower Research Capital LLC (TRC) | 0.02% | 3,480 | +27% | 0% | $5,011 |
| UBS Group AG | 0% | 1,080 | +107900% | 0% | $1,555 |
| ROYAL BANK OF CANADA | 0% | 854 | +8.7% | 0% | $1,000 |
| MAI Capital Management | 0% | 105 | +2.9% | 0% | $152 |
| SBI Securities Co., Ltd. | 0% | 4 | 0% | 0% | $6 |
| MORGAN STANLEY | 0% | 3 | +50% | 0% | $5 |
Quarter history
Holder count, reported shares/value, and median price by quarter.
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 4,822,326 | $6,943,978 | +$244,524 | $1.44 | 25 |
| 2025 Q4 | 4,652,567 | $6,094,842 | -$45,139 | $1.31 | 25 |
| 2025 Q3 | 4,678,693 | $7,017,377 | +$432,455 | $1.50 | 27 |
| 2025 Q2 | 4,453,973 | $5,433,587 | -$228,209 | $1.22 | 26 |
| 2025 Q1 | 4,636,399 | $6,026,625 | +$347,307 | $1.30 | 27 |
| 2024 Q4 | 4,368,665 | $5,810,385 | -$799,518 | $1.33 | 25 |
| 2024 Q3 | 4,960,482 | $6,955,649 | +$158,084 | $1.40 | 22 |
| 2024 Q2 | 5,499,673 | $9,789,058 | -$267,455 | $1.78 | 23 |
| 2024 Q1 | 5,649,954 | $11,695,005 | +$1,568,494 | $2.07 | 22 |
| 2023 Q4 | 4,892,014 | $10,664,644 | +$162,268 | $2.18 | 20 |
| 2023 Q3 | 4,816,916 | $11,272,059 | +$6,175 | $2.34 | 18 |
| 2023 Q2 | 4,888,427 | $11,291,597 | +$146,418 | $2.31 | 20 |
| 2023 Q1 | 4,751,029 | $10,214,110 | +$7,010 | $2.15 | 17 |
| 2022 Q4 | 4,747,628 | $10,444,224 | -$154,213 | $2.20 | 19 |
| 2022 Q3 | 5,010,405 | $11,272,000 | -$161,211 | $2.25 | 19 |
| 2022 Q2 | 5,081,981 | $12,197,000 | -$170,966 | $2.40 | 19 |
| 2022 Q1 | 5,145,226 | $13,430,640 | +$206,607 | $2.61 | 20 |
| 2021 Q4 | 5,063,854 | $14,280,702 | +$681,087 | $2.82 | 20 |
| 2021 Q3 | 4,069,871 | $12,073,000 | -$225,514 | $2.97 | 20 |
| 2021 Q2 | 4,143,486 | $13,508,000 | -$511,814 | $3.26 | 20 |
| 2021 Q1 | 4,301,574 | $13,421,000 | -$2,242 | $3.12 | 18 |
| 2020 Q4 | 3,397,199 | $12,535,000 | +$606,563 | $3.69 | 18 |
| 2020 Q3 | 3,221,856 | $8,538,000 | +$143,737 | $2.65 | 17 |
| 2020 Q2 | 3,167,650 | $6,859,000 | +$54,687 | $2.17 | 16 |
| 2020 Q1 | 3,142,121 | $6,851,000 | -$78,812 | $2.18 | 17 |