Phio Pharmaceuticals Corp.
PHIO- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001533040
In the last 90 days, Phio Pharmaceuticals Corp. insiders filed 6 open-market purchases and 0 sales; 24 institutions reported holding it in 13F filings for Q2 2026, worth $662.6K in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Phio Pharmaceuticals Corp. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 6 filings
- 3 insiders, $58.6K in total
- Open-market sells
- 0 filings
- Insiders trading
- 3
- Net value
- +$58.6K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Phio Pharmaceuticals Corp., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Bradford Patricia A | Director | 64,151 | Sep 25, 2026 | 3 |
| Bitterman Robert J | Chairman, Pres. & CEO | 364,871 | Sep 23, 2026 | 9 |
| Carson Lisa Cabott | Chief Financial Officer | 81,112 | Sep 15, 2026 | 2 |
| Plott Ronald Todd | Director | 15,000 | Aug 20, 2026 | 1 |
| Lockshin Curtis | Director | 35,155 | Feb 6, 2026 | 1 |
| Deming David H | Director | 37,800 | Feb 6, 2026 | 1 |
| Freeman Jonathan E | Director | 32,655 | Feb 6, 2026 | 1 |
| Ferrara Robert L | Director | 38,766 | Sep 15, 2025 | 0 |
| Infarinato Robert M. | VP, CFO | 11,000 | Sep 13, 2024 | 0 |
| Kontulis Caitlin | Secretary & VP Finance & Admin | 10,643 | Mar 5, 2024 | 0 |
| Cauwenbergh Geert | Director | 4,235 | Feb 22, 2023 | 0 |
| Dispersyn Gerrit | President & CEO | 212,327 | Mar 3, 2022 | 0 |
| Dorman H. Paul | Director | 20,370 | Feb 16, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 25, 2026 (view filing)4:01 PM ET | Sep 24 | 1 day | Bradford Patricia ADirector | PPurchaseCommon Stock, $.0001 par value | +6.50K | $1.01 | +$6.58K | +11.3%64.2K after | |
| Sep 23, 2026 (view filing)4:01 PM ET | Sep 22 | 1 day | Bitterman Robert JChairman, Pres. & CEO | PPurchaseCommon Stock, $.0001 par value | +2.00K | $1.03 | +$2.06K | +0.6%364.9K after | |
| Sep 16, 2026 (view filing)4:01 PM ET | Sep 15 | 1 day | Bradford Patricia ADirector | PPurchaseCommon Stock, $.0001 par value | +12.0K | $1.03 | +$12.4K | +26.3%57.7K after | |
| Aug 20, 2026 (view filing)8:30 AM ET | Aug 19 | 1 day | Plott Ronald ToddDirector | PPurchaseCommon Stock, $.0001 par value | +15.0K | $1.14 | +$17.1K | New position15.0K after | |
| Aug 19, 2026 (view filing)4:01 PM ET | Aug 18 | 1 day | Bitterman Robert JChairman, Pres. & CEO | PPurchaseCommon Stock, $.0001 par value | +10.0K | $1.06 | +$10.6K | +2.4%431.4K after | |
| Jun 29, 2026 (view filing) | Jun 26 | 3 days | Bitterman Robert JChairman, Pres. & CEO | PPurchaseCommon Stock, $.0001 par value | +10.0K | $0.99 | +$9.90K | +2.4%421.4K after | |
| Jan 2, 2026 (view filing) | Dec 31, 2025 | 2 days | Bitterman Robert JChairman, Pres. & CEO | PPurchaseCommon Stock, $.0001 par value | +5.00K | $1.03 | +$5.15K | +1.7%291.4K after | |
| Dec 29, 2025 (view filing) | Dec 23 | 6 days | Bitterman Robert JChairman, Pres. & CEO | PPurchaseCommon Stock, $.0001 par value | +5.00K | $1.02 | +$5.10K | +1.8%286.4K after | |
| Nov 24, 2025 (view filing) | Nov 21 | 3 days | Bitterman Robert JChairman, Pres. & CEO | PPurchaseCommon Stock, $.0001 par value | +5.00K | $1.14 | +$5.70K | +1.8%281.4K after | |
| Nov 19, 2025 (view filing) | Nov 18 | 1 day | Bitterman Robert JChairman, Pres. & CEO | PPurchaseCommon Stock, $.0001 par value | +5.00K | $1.27 | +$6.35K | +1.8%276.4K after | |
| Jun 11, 2025 (view filing) | Jun 10 | 1 day | Bitterman Robert JChairman, Pres & CEO | PPurchaseCommon Stock, $0.0001 par value | +2.00K | $2.42 | +$4.84K | +8.0%27.1K after | |
| Jun 11, 2025 (view filing) | Jun 10 | 1 day | Ferrara Robert LDirector | PPurchaseCommon stock, $0.0001 par value | +2.50K | $2.42 | +$6.05K | +19.0%15.7K after | |
| Jun 10, 2025 (view filing) | Jun 9 | 1 day | Bitterman Robert JChairman, Pres & CEO | PPurchaseCommon Stock, $0.0001 par value | +1.50K | $2.75 | +$4.13K | +6.3%25.1K after | |
| May 23, 2025 (view filing) | May 21-22 | 2 days | Bitterman Robert JChairman, Pres & CEO | PPurchaseCommon Stock, $0.0001 par value | +4.20K | $1.77 | +$7.45K | +21.6%23.6K after | 2 lots |
| May 21, 2025 (view filing) | May 20 | 1 day | Ferrara Robert LDirector | PPurchaseCommon stock, $0.0001 par value | +2.50K | $1.82 | +$4.55K | +23.4%13.2K after | |
| Jun 11, 2024 (view filing) | Jun 7 | 4 days | Bitterman Robert JPresident & CEO | PPurchaseCommon stock, $0.0001 par value | +1.00K | $0.74 | +$740 | +5.0%21.0K after | |
| Jun 10, 2024 (view filing) | Jun 6 | 4 days | Bitterman Robert JPresident & CEO | PPurchaseCommon stock, $0.0001 par value | +1.00K | $0.75 | +$750 | +5.3%20.0K after | |
| Feb 27, 2024 (view filing) | Feb 26 | 1 day | Bitterman Robert JPresident & CEO | PPurchaseCommon stock, $0.0001 par value | +2.50K | $0.91 | +$2.27K | +15.2%19.0K after | |
| Jul 5, 2023 (view filing) | Jun 30-Jul 1 | 5 days | Bitterman Robert JPresident & CEO | PPurchaseCommon stock, $0.0001 par value | +2.00K | $2.86 | +$5.72K | +11.6%19.2K after | 2 lots |
| Jun 15, 2023 (view filing) | Jun 14 | 1 day | Ferrara Robert LDirector | PPurchaseCommon stock, $0.0001 par value | +2.00K | $3.10 | +$6.20K | +50.0%6.00K after | |
| Dec 15, 2022 (view filing)5:00 PM ET | Dec 14 | 1 day | Bitterman Robert JInterim Executive Chairman | PPurchaseCommon stock, $0.0001 par value | +2.00K | $0.39 | +$780 | +2.8%74.5K after | |
| Dec 8, 2022 (view filing)4:30 PM ET | Dec 7 | 1 day | Bitterman Robert JInterim Executive Chairman | PPurchaseCommon stock, $0.0001 par value | +2.00K | $0.39 | +$780 | +2.8%72.5K after | |
| Dec 6, 2022 (view filing)4:30 PM ET | Dec 5 | 1 day | Bitterman Robert JInterim Executive Chairman | PPurchaseCommon stock, $0.0001 par value | +2.00K | $0.43 | +$860 | +2.9%70.5K after | |
| Dec 5, 2022 (view filing)4:30 PM ET | Dec 2 | 3 days | Ferrara Robert LDirector | PPurchaseCommon stock, $0.0001 par value | +5.00K | $0.4082 | +$2.04K | +20.0%30.0K after | |
| Nov 29, 2022 (view filing)4:30 PM ET | Nov 25-29 | 4 days | Bitterman Robert JInterim Executive Chairman | PPurchaseCommon stock, $0.0001 par value | +2.71K | $0.4184 | +$1.14K | +4.1%68.5K after | 2 lots |
| Nov 28, 2022 (view filing)4:30 PM ET | Nov 23 | 5 days | Ferrara Robert LDirector | PPurchaseCommon stock, $0.0001 par value | +2.00K | $0.4099 | +$819.8 | +8.7%25.0K after | |
| Nov 16, 2022 (view filing) | Nov 16 | Same day | Bitterman Robert JInterim Executive Chairman | PPurchaseSeries D Preferred Stock, $0.0001 par value | +1 | $1,750.00 | +$1.75K | New position1 after | |
| Aug 17, 2021 (view filing) | Aug 16 | 1 day | Dispersyn GerritPresident & CEO | PPurchaseCommon stock, $0.0001 par value | +6.00K | $1.63 | +$9.78K | +6.7%95.3K after |