Form D · Biotechnology

Phio Pharmaceuticals Corp.

King Of Prussia, PA · CIK 0001533040

Offering snapshot reported Nov 12, 2025 · SEC filing

Reported sold
$1.42M
Offering amount: $25.9M
Investors reported
5
Form D · investor count
Minimum accepted
$0
Reported outside-investor minimum
First sale
Nov 4, 2025
As reported in this filing

What changed?

Latest filing versus its linked predecessor, where available.

No comparable changes in the displayed metrics.

Filing history

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FiledFiling typeReported soldChange vs linked filingInvestorsSource
Nov 12, 2025Initial$1,415,796No comparison5SEC filing
Aug 4, 2025Initial$232,149No comparison2SEC filing
Jan 28, 2025Initial$265,918No comparison4SEC filing
Jan 28, 2025Initial$152,500No comparison4SEC filing
Jan 28, 2025Initial$208,334No comparison4SEC filing
Jan 7, 2025Initial$30,000No comparison4SEC filing
Jan 3, 2025Initial$54,649No comparison4SEC filing
Jul 24, 2024Initial$136,322No comparison8SEC filing
Dec 19, 2023Initial$532,563No comparison4SEC filing
Jun 13, 2023Initial$2,999,373No comparison3SEC filing
May 2, 2023Initial$4,010,519No comparison3SEC filing
Nov 23, 2022Initial$1,750No comparison1SEC filing
Feb 16, 2021Initial$14,001,909No comparison14SEC filing
Apr 14, 2020Initial$4,375,011No comparison10SEC filing
Feb 24, 2020Initial$1,903,128No comparison6SEC filing
Aug 17, 2018Amendment$1,937,904$1,676,904vs Aug 18, 20171SEC filing
Aug 18, 2017Initial$261,000No comparison1SEC filing
Mar 26, 2013Initial$23,628,750No comparison35SEC filing

Offering details

Securities
Option to acquire, Security to be acquired
Exemptions
06b
Duration over one year
No
Business combination
No
Sales commissions
$1.12M
Finders' fees
$0
Form D file number
021-563765
The offering amount reflects the aggregate purchase price received and exercise price due to the Company assuming cash exercise of all warrants issued to the accredited investors and placement agent in the private placement under Rule 506(b).
$1,116,497.82 in cash and warrants to purchase up to 424,739 shares of common stock (4,500 with an exercise price of $2.8125, 71,145 with an exercise price of $3.1488, 349,094 with an exercise price of $2.875).

Sales compensation recipients

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RecipientCRDAssociated broker-dealer
H.C. Wainwright & Co, LLC375

Source: Form D, filed Nov 12, 2025. Minimum accepted may differ from a standard advertised minimum.

Fund connections

No confirmed ADV fund connection is available for this issuer.

People & organizations

Current and past Form D appearances. These existing records do not establish a person's current role or uniquely identify them across issuers.

People and organizations reported in Form D filings
NameReported role
Robert J. Bitterman Director, Executive
Patricia A. Bradford Director
Keith Brownlie Director
Lisa Carson Executive
Geert Cauwenbergh Director
David H. Deming Director
Gerrit Dispersyn Director, Executive
H. Paul Dorman Director
Paul Dorman Director
H Paul Dorman Director
Alexey Eliseev Executive
Robert Ferrara Director
Jonathan Freeman Director
Robert Infarinato Executive, Promoter
Caitlin Kontulis Executive
Curtis A Lockshin Director
Curtis Lockshin, Ph.D. Director
Pamela Pavco Executive

Issuer details

Industry: Biotechnology (See others in industry)

Address:
411 Swedeland Road Suite 23 1080
King Of Prussia, PA, 19406