Network 1 Security Solutions Inc

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Network 1 Security Solutions Inc
TickerNTIP
CIK #0001065078
CUSIP64121N109
SectorTechnology - Services-Prepackaged Software
Address445 Park Avenue Suite 1018, New York, NY 10022
Source [EDGAR]
CIK Filing 2011 - 2026
[0001065078] 10-K
[0001065078] 10-Q
[0001065078] 3
[0001065078] 4
[0001065078] 5
[0001065078] 8-K
[0001065078] SC 13D
[0001065078] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Cannell Capital LLC Network-1 Technologies Inc [2026-02-17] 0.0
Clayton Partners LLC Network-1 Technologies Inc [2023-07-07] 5.08
Herzog John E Network 1 Technologies Inc [2016-02-10] 5.2
Looking Glass LLC Network 1 Security Solutions Inc [2013-05-31] 6.52
Form 3/4/5 Filer 2011 - 2026
Harizman NIV
Network-1 Technologies Inc
Hoffman Allison C
Greene Jonathan M
Mahan Robert Michael
Horowitz Corey M
Pearlman Emanuel R
Kahn David C
Heinemann Steven D
Ohana Laurent
PONS Robert M
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Hoffman Allison C
Common Stock, $.01 par value per share
2026-02-27 Grant 15,000 $0.00
Harizman NIV
Common Stock, $.01 par value per share
2026-02-27 Grant 15,000 $0.00
Mahan Robert Michael
Restricted Stock Units · derivative
2026-02-18 Grant 15,000 $0.00
Greene Jonathan M
Restricted Stock Units · derivative
2026-02-18 Grant 25,000 $0.00
Greene Jonathan M
Common Stock, $.01 par value per share
2026-01-08 Grant 7,500 $0.00
Greene Jonathan M
Restricted Stock Units · derivative
2026-01-08 Option exercise 7,500 $0.00
Greene Jonathan M
Common Stock, $.01 par value per share
2026-01-08 Tax withheld 2,674 $1.34 3,583
Greene Jonathan M
Common Stock, $.01 par value per share
2026-01-02 Grant 12,500 $0.00
Greene Jonathan M
Restricted Stock Units · derivative
2026-01-02 Option exercise 12,500 $0.00
Greene Jonathan M
Common Stock, $.01 par value per share
2026-01-02 Tax withheld 4,456 $1.31 5,837
Restricted Stock Units · derivative
2025-09-22 Grant 35,000 $0.00
Restricted Stock Units · derivative
2025-09-08 Option exercise 25,000 $0.00
Common Stock, $.01 par value per share
2025-09-08 Grant 25,000 $0.00
Hoffman Allison C
Common Stock, $.01 par value per share
2025-02-19 Grant 15,000 $0.00
Harizman NIV
Common Stock, $.01 par value per share
2025-02-19 Grant 15,000 $0.00
Greene Jonathan M
Restricted Stock Units · derivative
2025-01-24 Option exercise 7,500 $0.00
Greene Jonathan M
Common Stock, $.01 par value per share
2025-01-24 Tax withheld 2,674 $1.37 3,663
Greene Jonathan M
Common Stock, $.01 par value per share
2025-01-24 Grant 7,500 $0.00
Greene Jonathan M
Restricted Stock Units · derivative
2025-01-08 Option exercise 7,500 $0.00
Greene Jonathan M
Common Stock, $.01 par value per share
2025-01-08 Grant 7,500 $0.00
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 25 4,822,326
2025-12-31 25 4,652,567
2025-09-30 28 4,678,802
2025-06-30 26 4,453,352
2025-03-31 28 4,591,600
2024-12-31 26 4,368,666
2024-09-30 23 4,960,513
2024-06-30 24 5,499,707
2024-03-31 23 5,771,965
2023-12-31 21 4,905,381
2023-09-30 19 4,816,916
2023-06-30 22 4,888,662
Form 13F Holdings
Firm Period DFND Voting Shares
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