Imunon, Inc.
Imunon, Inc. (IMNN) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · IMNN · as of Sep 30, 2025
Ownership Breakdown
16
Institutional Holders
▼ 8 vs Q2
$879,048
Total Inst. Value
▼ $871,325 vs Q2
2.52M
Shares Outstanding
freeFloat 98.65%
157,420
13F Shares Held
▼ 2.04M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
IMNN largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
DRW SECURITIES, LLC pharmaceutical preparations | 55.0K | 1.87% | 1.87% | $282.29M | Nov 14, 2025 | NEW |
RIVERVIEW CAPITAL ADVISERS, LLC pharmaceutical preparations | 34.4K | 1.17% | 1.17% | $247.76M | Nov 12, 2025 | NEW |
VANGUARD GROUP INC pharmaceutical preparations | 23.3K | 79.15% | 79.15% | $119.53M | Nov 7, 2025 | NEW |
GEODE CAPITAL MANAGEMENT, LLC pharmaceutical preparations | 19.8K | 67.30% | 67.30% | $101.64M | Nov 12, 2025 | NEW |
UBS GROUP AG pharmaceutical preparations | 10.8K | 36.70% | 36.70% | $55.42M | Nov 13, 2025 | NEW |
MORGAN STANLEY pharmaceutical preparations | 4.5K | 15.32% | 15.32% | $23.13M | May 27, 2026 | NEW |
BLACKROCK, INC. pharmaceutical preparations | 4.5K | 15.16% | 15.16% | $22.90M | Nov 12, 2025 | NEW |
WELLS FARGO & COMPANY/MN pharmaceutical preparations | 3.4K | 11.55% | 11.55% | $17.44M | Nov 13, 2025 | NEW |
SBI SECURITIES CO., LTD. pharmaceutical preparations | 1.1K | 3.64% | 3.64% | $5.50M | Nov 5, 2025 | ▼ 12.8K |
CITIGROUP INC pharmaceutical preparations | 306 | 1.04% | 1.04% | $1.57M | Nov 10, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
0
Increased
+0 shares15
New Positions
first time holders1
Decreased
−12.8K shares24
Sold Out
fully exitedNet shares change (top 50)
12.8K
+0 / −12.8K
Net new holders
-10
15 new / 24 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
IMNN insider trading · insider activity
Source: SEC Form 4
13
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Tardugno Michael H Executive Chairman of Board | May 22, 2026 | Award | 3,484 | $2.20 | $7.7K | 8.7K | Form 4 ↗ |
Pellizzari Christine A director | May 22, 2026 | Award | 5,557 | $2.20 | $12.2K | 8.1K | Form 4 ↗ |
Dentzer James E director | May 22, 2026 | Award | 11,148 | $2.20 | $24.5K | 15.0K | Form 4 ↗ |
Braun Donald P director | May 22, 2026 | Award | 5,011 | $2.20 | $11.0K | 9.3K | Form 4 ↗ |
Fritz Frederick J. director | May 22, 2026 | Award | 10,330 | $2.20 | $22.7K | 14.1K | Form 4 ↗ |
Lindborg Stacy President and CEO | May 22, 2026 | Award | 1,491 | $2.20 | $3.3K | 3.6K | Form 4 ↗ |
Bragg Kimberly CFO | Jan 2, 2026 | Award | 9,050 | $3.95 | $35.7K | 9.1K | Form 4 ↗ |
Anwer Khursheed Chief Scientific Officer | Jan 2, 2026 | Award | 15,736 | $3.95 | $62.2K | 15.7K | Form 4 ↗ |
Fritz Frederick J. director | Jan 2, 2026 | Award | 5,892 | $3.95 | $23.3K | 5.9K | Form 4 ↗ |
Faller Douglas Vincent Chief Medical Officer | Jan 2, 2026 | Award | 12,667 | $3.95 | $50.0K | 12.7K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Imunon, Inc. (IMNN) is primarily owned by institutional investors, who hold approximately 6.2% of total shares outstanding. Company insiders own approximately 1.35%, while retail and public investors account for the remaining 92.41%.
The largest institutional shareholder of Imunon, Inc. is DRW SECURITIES, LLC, holding approximately 55,027 shares — equal to 1.87% of outstanding shares — as of September 30, 2025.
A total of 16 institutional investors currently hold IMNN stock, with a combined institutional value of approximately $879,048 as of the most recent 13F filing period.
Frequently asked questions
IMNN ownershipImunon, Inc. (IMNN) is primarily owned by institutional investors, who hold approximately 6.2% of shares. The largest shareholder is DRW SECURITIES, LLC with a 1.87% stake. Company insiders hold 1.35%. Data sourced from SEC Form 13F as of September 30, 2025.