Insider Transactions Reported by 11 Insiders of CONTRAFECT Corp

Location: Yonkers, NY

Quick Takeaways

CONTRAFECT Corp has 11 insiders with reported activity on this page.
No net insider buy/sell flow is currently reported for the last year.
Recent transaction rows are not currently available.

What Changed

No meaningful buy/sell imbalance is currently visible in the one-year window.
Activity will update as new Forms 3/4/5 are filed.

Why This Matters

This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Source Evidence

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 17 Apr 2025.

Buys

Shares: 0

Insiders: 0

Sells

Shares: 0

Insiders: 0

Net

Shares: 0

Insiders: 0

Window (months)	Buy $	Sell $	Net $
0-3	$0	$0	$0
3-6	$0	$0	$0
6-9	$0	$0	$0
9-12	$0	$0	$0

CONTRAFECT Corp executives and other stock owners filed with the SEC include:

Name	Relationship	Valuation	Report Date
Steven C. Gilman	Director	Mixed	17 May 2022
Aklog Lishan	Director	Mixed	17 May 2022
Jane F. Barlow	Director	Mixed	17 May 2022
Roger Pomerantz	Chief Executive Officer, Director	Mixed	15 Feb 2022
Sol J. Barer	Director	Mixed	17 May 2022
Michael J. Otto	Director	Mixed	17 May 2022
David N. Low	Director	Mixed	17 May 2022
Cary W. Sucoff	Director	Mixed	17 May 2022
Natalie Bogdanos	General Counsel	Mixed	15 Feb 2022
Cara M. Cassino	Chief Medical Officer	Mixed	15 Feb 2022
Michael Messinger	Chief Financial Officer	Mixed	14 Feb 2023

Top shareholders of CONTRAFECT Corp (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Roger Pomerantz	3/4/5	Chief Executive Officer, Director	— class O/S missing	500,000	—	—	15 Feb 2022	3/4/5
Cara M. Cassino	3/4/5	Chief Medical Officer	— class O/S missing	160,000	—	—	15 Feb 2022	3/4/5
Natalie Bogdanos	3/4/5	General Counsel	— class O/S missing	125,000	—	—	15 Feb 2022	3/4/5
Aklog Lishan	3/4/5	Director	— class O/S missing	42,000	—	—	17 May 2022	3/4/5
Cary W. Sucoff	3/4/5	Director	— class O/S missing	42,000	—	—	17 May 2022	3/4/5
David N. Low	3/4/5	Director	— class O/S missing	42,000	—	—	17 May 2022	3/4/5
Jane F. Barlow	3/4/5	Director	— class O/S missing	42,000	—	—	17 May 2022	3/4/5
Michael J. Otto	3/4/5	Director	— class O/S missing	42,000	—	—	17 May 2022	3/4/5
Sol J. Barer	3/4/5	Director	— class O/S missing	42,000	—	—	17 May 2022	3/4/5
Steven C. Gilman	3/4/5	Director	— class O/S missing	42,000	—	—	17 May 2022	3/4/5
Michael Messinger	3/4/5	Chief Financial Officer	— class O/S missing	25,000	—	—	14 Feb 2023	3/4/5

Recent Insider Transactions by Companies or Individuals for CONTRAFECT Corp

Showing up to 300 most recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership
No insider transactions were found in the last 12 months for this issuer.

* An asterisk sign (*) next to the price indicates that the price is likely invalid.