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Who

Charles Cherington

10% owner

Company insider

Files Form 4 as: Director and 10% owner, Ernexa Therapeutics; 10% owner, Comera Life Sciences Holdings.

In numbers

Trades disclosed
66
Buys
16
Sells
2
Bought
$9.9M
Sold
$6.3M
Companies
2
Companies where not an officer
2
First trade
1 Jun 2021
Last trade
10 Feb 2026
Last filed
17 Feb 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
ERNA Ernexa TherapeuticsDirector, 10% owner · Biotechnology · last 10 Feb 20266 buys · 2 sells
Comera Life Sciences Holdings10% owner · last 29 Dec 202310 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
10 Feb 2026filed 17 Feb 2026ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought$2.0M4,000,000 at $0.50filing
10 Feb 2026filed 17 Feb 2026ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code P—4,000,000filing
10 Feb 2026filed 17 Feb 2026ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code P—4,000,000filing
10 Feb 2026filed 17 Feb 2026ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought$2.0M4,000,000 at $0.50filing
9 Jun 2025filed 11 Jun 2025ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought$2.1M21,241,163 at $0.10filing
2 Apr 2025filed 4 Apr 2025ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought$377K3,768,397 at $0.10filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code C—filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code S—filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code S—filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code S—filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code S—filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code S—filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought—261,756filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought—4,768,783filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought—1,237,762filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought—5,420,823filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Bought—1,562,988filing
29 Oct 2024filed 5 Nov 2024ERNA Ernexa TherapeuticsBiotechnologySEC FORM 4 Code C$1.4M2,819,546 at $0.50filing
24 Sep 2024filed 7 May 2025ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code S—523,512filing
24 Sep 2024filed 7 May 2025ERNA Ernexa Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code S—2,475,524filing

Sectors

Health Care8
Not placed10

Buys in green, sells in red, by the company’s sector.

Related people

James Arthur BristolDirector · Director at Ernexa Therapeutics, filing Form 4 there in the last year
David PolinskyChief Financial Officer · Director at Ernexa Therapeutics, filing Form 4 there in the last year
William A. WexlerDirector · Director at Ernexa Therapeutics, filing Form 4 there in the last year
Sanjeev LutherPresident and CEO · President and CEO at Ernexa Therapeutics, filing Form 4 there in the last year
Peter CicalaDirector · Director at Ernexa Therapeutics, filing Form 4 there in the last year