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Nasdaq · CIK 0001533040

PHIO Phio Pharmaceuticals Corp.

Insider trading from SEC Form 4. Last filing 12 d ago. Close $0.98 on Oct 9, 2026, +14% from the 52-week low and -59% from the high.

Last 90 days

Net insider value
+$31k
more bought than sold
Buys
4
$31k by 3 insiders
Sells
0
$0 by 0 insiders
Insiders on file
8
with a Form 4 at this company

Price and insider trades, last year

PHIOOct 9, 2026 · close 0.98

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at Phio Pharmaceuticals Corp., scored.

ScoreInsiderValueHoldingsPrice contextFiled
36WeakRonald Todd Plott
director
buy
$10k
10,000 shares
+31%-
38WeakPatricia A Bradford
director
buy
$6,583
6,500 shares
+11%-
35WeakRobert J Bitterman
Chairman, Pres. & CEO
buy
$2,058
2,000 shares
+1%-
36WeakPatricia A Bradford
director
buy
$12k
12,000 shares
+26%-
33WeakRobert J Bitterman
Chairman, Pres. & CEO
buy
$9,900
10,000 shares
+2%+13% from low-65% from high
48ModerateRobert J Bitterman
Chairman, Pres. & CEO
buy
$5,150
5,000 shares
+2%+4% from low-84% from high
48ModerateRobert J Bitterman
Chairman, Pres. & CEO
buy
$5,100
5,000 shares
+2%+2% from low-84% from high
38WeakRobert J Bitterman
Chairman, Pres. & CEO
buy
$5,700
5,000 shares
+2%+11% from low-83% from high
33WeakRobert J Bitterman
Chairman, Pres. & CEO
buy
$6,350
5,000 shares
+2%+26% from low-81% from high
49ModerateRobert J Bitterman
Chairman, Pres & CEO
buy
$4,840
2,000 shares
+8%+145% from low-63% from high
39WeakRobert L Ferrara
director
buy
$6,050
2,500 shares
+19%+145% from low-63% from high
49ModerateRobert J Bitterman
Chairman, Pres & CEO
buy
$4,125
1,500 shares
+6%+176% from low-58% from high
47ModerateRobert J Bitterman
Chairman, Pres & CEO
buy
$7,446
4,200 shares
+22%+77% from low-73% from high
37WeakRobert L Ferrara
director
buy
$4,550
2,500 shares
+23%+81% from low-72% from high

Transactions

The last 36 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Sep 28, 2026Ronald Todd Plott
director
POpen-market purchase
Common Stock, $.0001 par value
+5,000$1.03$5,15037,00012 d ago
Sep 29, 2026Ronald Todd Plott
director
POpen-market purchase
Common Stock, $.0001 par value
+5,000$1.04$5,20042,00012 d ago
Sep 28, 2026Robert J Bitterman
Chairman, Pres. & CEO
AGrant or award
Common Stock, $.0001 par value
+400,000$0.00$0764,87113 d ago
Sep 28, 2026Ronald Todd Plott
director
AGrant or award
Common Stock, $.0001 par value
+17,000$0.00$032,00013 d ago
Sep 28, 2026Lisa Cabott Carson
Chief Financial Officer
AGrant or award
Common Stock, $.0001 par value
+108,000$0.00$0189,11213 d ago
Sep 24, 2026Patricia A Bradford
director
POpen-market purchase
Common Stock, $.0001 par value
+6,500$1.01$6,58364,15117 d ago
Sep 22, 2026Robert J Bitterman
Chairman, Pres. & CEO
POpen-market purchase
Common Stock, $.0001 par value
+2,000$1.03$2,058364,87119 d ago
Sep 15, 2026Patricia A Bradford
director
POpen-market purchase
Common Stock, $.0001 par value
+12,000$1.03$12k57,65126 d ago
Sep 11, 2026Robert J Bitterman
Chairman, Pres. & CEO
FTax withholding
Common Stock, $.0001 par value
-68,550$1.03$71k362,87127 d ago
Sep 11, 2026Lisa Cabott Carson
Chief Financial Officer
FTax withholding
Common Stock, $.0001 par value
-12,888$1.03$13k81,11227 d ago
Jun 26, 2026Robert J Bitterman
Chairman, Pres. & CEO
POpen-market purchase
Common Stock, $.0001 par value
+10,000$0.99$9,900421,421Jun 29, 2026
Feb 5, 2026Patricia A Bradford
director
AGrant or award
Common Stock, $.0001 par value
+18,500$0.00$045,651Feb 6, 2026
Feb 5, 2026Robert J Bitterman
Chairman, Pres. & CEO
AGrant or award
Common Stock, $.0001 par value
+120,000$0.00$0411,421Feb 6, 2026
Feb 5, 2026Lisa Cabott Carson
Chief Financial Officer
AGrant or award
Common Stock, $.0001 par value
+47,000$0.00$094,000Feb 6, 2026
Feb 5, 2026David H Deming
director
AGrant or award
Common Stock, $.0001 par value
+23,800$0.00$037,800Feb 6, 2026
Feb 5, 2026Jonathan E Freeman
director
AGrant or award
Common Stock, $.0001 par value
+16,600$0.00$032,655Feb 6, 2026
Feb 5, 2026Curtis Lockshin
director
AGrant or award
Common Stock, $.0001 par value
+16,600$0.00$035,155Feb 6, 2026
Dec 31, 2025Robert J Bitterman
Chairman, Pres. & CEO
POpen-market purchase
Common Stock, $.0001 par value
+5,000$1.03$5,150291,421Jan 2, 2026
Dec 23, 2025Robert J Bitterman
Chairman, Pres. & CEO
POpen-market purchase
Common Stock, $.0001 par value
+5,000$1.02$5,100286,421Dec 29, 2025
Nov 21, 2025Robert J Bitterman
Chairman, Pres. & CEO
POpen-market purchase
Common Stock, $.0001 par value
+5,000$1.14$5,700281,421Nov 24, 2025
Nov 18, 2025Robert J Bitterman
Chairman, Pres. & CEO
POpen-market purchase
Common Stock, $.0001 par value
+5,000$1.27$6,350276,421Nov 19, 2025
Sep 11, 2025Jonathan E Freeman
director
AGrant or award
Common Stock, $.0001 par value
+14,700$0.00$016,055Sep 15, 2025
Sep 11, 2025Robert L Ferrara
director
AGrant or award
Common Stock, $.0001 par value
+23,100$0.00$038,766Sep 15, 2025
Sep 11, 2025Curtis Lockshin
director
AGrant or award
Common Stock, $.0001 par value
+16,200$0.00$018,555Sep 15, 2025
Sep 11, 2025Robert L Ferrara
director
AGrant or award
Common Stock, $.0001 par value
+23,000$0.00$038,666Sep 15, 2025
Sep 11, 2025David H Deming
director
AGrant or award
Common Stock, $.0001 par value
+14,000$0.00$014,000Sep 15, 2025
Sep 11, 2025Lisa Cabott Carson
VP, Finance and Administration
AGrant or award
Common Stock, $.0001 par value
+47,000$0.00$047,000Sep 15, 2025
Sep 11, 2025Robert J Bitterman
Chairman, Pres. & CEO
FTax withholding
Common Stock, $.0001 par value
-4,111$2.32$9,53821,421Sep 15, 2025
Sep 11, 2025Patricia A Bradford
director
AGrant or award
Common Stock, $.0001 par value
+18,800$0.00$027,151Sep 15, 2025
Sep 11, 2025Robert J Bitterman
Chairman, Pres. & CEO
AGrant or award
Common Stock, $.0001 par value
+250,000$0.00$0271,421Sep 15, 2025
Jun 10, 2025Robert J Bitterman
Chairman, Pres & CEO
POpen-market purchase
Common Stock, $0.0001 par value
+2,000$2.42$4,84027,149Jun 11, 2025
Jun 10, 2025Robert L Ferrara
director
POpen-market purchase
Common stock, $0.0001 par value
+2,500$2.42$6,05015,666Jun 11, 2025
Jun 9, 2025Robert J Bitterman
Chairman, Pres & CEO
POpen-market purchase
Common Stock, $0.0001 par value
+1,500$2.75$4,12525,149Jun 10, 2025
May 21, 2025Robert J Bitterman
Chairman, Pres & CEO
POpen-market purchase
Common Stock, $0.0001 par value
+3,000$1.77$5,31022,449May 23, 2025
May 22, 2025Robert J Bitterman
Chairman, Pres & CEO
POpen-market purchase
Common Stock, $0.0001 par value
+1,200$1.78$2,13623,649May 23, 2025
May 20, 2025Robert L Ferrara
director
POpen-market purchase
Common stock, $0.0001 par value
+2,500$1.82$4,55013,166May 21, 2025

Insiders

Everyone who has filed a Form 4 here.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

PHIO insider trading: Phio Pharmaceuticals Corp. | InsiderTell