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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.

Insider roster for Phio Pharmaceuticals Corp.
NameTitleLast reported holdingLast filingFilings, past year
Bradford Patricia ADirector64,151Sep 25, 20263
Bitterman Robert JChairman, Pres. & CEO364,871Sep 23, 20269
Carson Lisa CabottChief Financial Officer81,112Sep 15, 20262
Plott Ronald ToddDirector15,000Aug 20, 20261
Lockshin CurtisDirector35,155Feb 6, 20261
Deming David HDirector37,800Feb 6, 20261
Freeman Jonathan EDirector32,655Feb 6, 20261
Ferrara Robert LDirector38,766Sep 15, 20250
Infarinato Robert M.VP, CFO11,000Sep 13, 20240
Kontulis CaitlinSecretary & VP Finance & Admin10,643Mar 5, 20240
Cauwenbergh GeertDirector4,235Feb 22, 20230
Dispersyn GerritPresident & CEO212,327Mar 3, 20220
Dorman H. PaulDirector20,370Feb 16, 20220

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.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 25, 2026 (view filing)4:01 PM ETSep 241 dayBradford Patricia ADirectorPPurchaseCommon Stock, $.0001 par value+6.50K$1.01+$6.58K+11.3%64.2K after
Sep 23, 2026 (view filing)4:01 PM ETSep 221 dayBitterman Robert JChairman, Pres. & CEOPPurchaseCommon Stock, $.0001 par value+2.00K$1.03+$2.06K+0.6%364.9K after
Sep 16, 2026 (view filing)4:01 PM ETSep 151 dayBradford Patricia ADirectorPPurchaseCommon Stock, $.0001 par value+12.0K$1.03+$12.4K+26.3%57.7K after
Aug 20, 2026 (view filing)8:30 AM ETAug 191 dayPlott Ronald ToddDirectorPPurchaseCommon Stock, $.0001 par value+15.0K$1.14+$17.1KNew position15.0K after
Aug 19, 2026 (view filing)4:01 PM ETAug 181 dayBitterman Robert JChairman, Pres. & CEOPPurchaseCommon Stock, $.0001 par value+10.0K$1.06+$10.6K+2.4%431.4K after
Jun 29, 2026 (view filing)Jun 263 daysBitterman Robert JChairman, Pres. & CEOPPurchaseCommon Stock, $.0001 par value+10.0K$0.99+$9.90K+2.4%421.4K after
Jan 2, 2026 (view filing)Dec 31, 20252 daysBitterman Robert JChairman, Pres. & CEOPPurchaseCommon Stock, $.0001 par value+5.00K$1.03+$5.15K+1.7%291.4K after
Dec 29, 2025 (view filing)Dec 236 daysBitterman Robert JChairman, Pres. & CEOPPurchaseCommon Stock, $.0001 par value+5.00K$1.02+$5.10K+1.8%286.4K after
Nov 24, 2025 (view filing)Nov 213 daysBitterman Robert JChairman, Pres. & CEOPPurchaseCommon Stock, $.0001 par value+5.00K$1.14+$5.70K+1.8%281.4K after
Nov 19, 2025 (view filing)Nov 181 dayBitterman Robert JChairman, Pres. & CEOPPurchaseCommon Stock, $.0001 par value+5.00K$1.27+$6.35K+1.8%276.4K after
Jun 11, 2025 (view filing)Jun 101 dayBitterman Robert JChairman, Pres & CEOPPurchaseCommon Stock, $0.0001 par value+2.00K$2.42+$4.84K+8.0%27.1K after
Jun 11, 2025 (view filing)Jun 101 dayFerrara Robert LDirectorPPurchaseCommon stock, $0.0001 par value+2.50K$2.42+$6.05K+19.0%15.7K after
Jun 10, 2025 (view filing)Jun 91 dayBitterman Robert JChairman, Pres & CEOPPurchaseCommon Stock, $0.0001 par value+1.50K$2.75+$4.13K+6.3%25.1K after
May 23, 2025 (view filing)May 21-222 daysBitterman Robert JChairman, Pres & CEOPPurchaseCommon Stock, $0.0001 par value+4.20K$1.77+$7.45K+21.6%23.6K after2 lots
May 21, 2025 (view filing)May 201 dayFerrara Robert LDirectorPPurchaseCommon stock, $0.0001 par value+2.50K$1.82+$4.55K+23.4%13.2K after
Jun 11, 2024 (view filing)Jun 74 daysBitterman Robert JPresident & CEOPPurchaseCommon stock, $0.0001 par value+1.00K$0.74+$740+5.0%21.0K after
Jun 10, 2024 (view filing)Jun 64 daysBitterman Robert JPresident & CEOPPurchaseCommon stock, $0.0001 par value+1.00K$0.75+$750+5.3%20.0K after
Feb 27, 2024 (view filing)Feb 261 dayBitterman Robert JPresident & CEOPPurchaseCommon stock, $0.0001 par value+2.50K$0.91+$2.27K+15.2%19.0K after
Jul 5, 2023 (view filing)Jun 30-Jul 15 daysBitterman Robert JPresident & CEOPPurchaseCommon stock, $0.0001 par value+2.00K$2.86+$5.72K+11.6%19.2K after2 lots
Jun 15, 2023 (view filing)Jun 141 dayFerrara Robert LDirectorPPurchaseCommon stock, $0.0001 par value+2.00K$3.10+$6.20K+50.0%6.00K after
Dec 15, 2022 (view filing)5:00 PM ETDec 141 dayBitterman Robert JInterim Executive ChairmanPPurchaseCommon stock, $0.0001 par value+2.00K$0.39+$780+2.8%74.5K after
Dec 8, 2022 (view filing)4:30 PM ETDec 71 dayBitterman Robert JInterim Executive ChairmanPPurchaseCommon stock, $0.0001 par value+2.00K$0.39+$780+2.8%72.5K after
Dec 6, 2022 (view filing)4:30 PM ETDec 51 dayBitterman Robert JInterim Executive ChairmanPPurchaseCommon stock, $0.0001 par value+2.00K$0.43+$860+2.9%70.5K after
Dec 5, 2022 (view filing)4:30 PM ETDec 23 daysFerrara Robert LDirectorPPurchaseCommon stock, $0.0001 par value+5.00K$0.4082+$2.04K+20.0%30.0K after
Nov 29, 2022 (view filing)4:30 PM ETNov 25-294 daysBitterman Robert JInterim Executive ChairmanPPurchaseCommon stock, $0.0001 par value+2.71K$0.4184+$1.14K+4.1%68.5K after2 lots
Nov 28, 2022 (view filing)4:30 PM ETNov 235 daysFerrara Robert LDirectorPPurchaseCommon stock, $0.0001 par value+2.00K$0.4099+$819.8+8.7%25.0K after
Nov 16, 2022 (view filing)Nov 16Same dayBitterman Robert JInterim Executive ChairmanPPurchaseSeries D Preferred Stock, $0.0001 par value+1$1,750.00+$1.75KNew position1 after
Aug 17, 2021 (view filing)Aug 161 dayDispersyn GerritPresident & CEOPPurchaseCommon stock, $0.0001 par value+6.00K$1.63+$9.78K+6.7%95.3K after