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Who

Eric Sites

Director

Company insider

Files Form 4 as: Director, Nocopi Technologies Inc/md/; Director, Miami International Holdings; Director, RENN Fund.

In numbers

Trades disclosed
9
Buys
5
Sells
0
Bought
$8,671
Sold
$0
Companies
3
Companies where not an officer
3
First trade
17 Aug 2017
Last trade
11 Sep 2026
Last filed
11 Sep 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
Nocopi Technologies Inc/md/Director · last 11 Sep 20263 buys · 0 sells
MIAX Miami International HoldingsDirector · Capital Markets & Asset Management · last 16 Jun 20260 buys · 0 sells
RCG RENN FundDirector · Funds, Shells & SPACs · last 2 Feb 20222 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
03Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
11 Sep 2026filed 11 Sep 2026Nocopi Technologies Inc/md/SEC FORM 4 Bought$900500 at $1.80filing
10 Sep 2026filed 11 Sep 2026Nocopi Technologies Inc/md/SEC FORM 4 Bought$1,8501,000 at $1.85filing
9 Sep 2026filed 9 Sep 2026Nocopi Technologies Inc/md/SEC FORM 4 Bought$1,9001,000 at $1.90filing
16 Jun 2026filed 17 Jun 2026MIAX Miami International HoldingsCapital Markets & Asset ManagementSEC FORM 4 Code A—4,970 at $0.00filing
16 Jun 2026filed 17 Jun 2026MIAX Miami International HoldingsCapital Markets & Asset ManagementSEC FORM 4 Code A—4,970 at $0.00filing
15 Jun 2026filed 17 Jun 2026MIAX Miami International HoldingsCapital Markets & Asset ManagementSEC FORM 4 Code A—714 at $0.00filing
15 Jun 2026filed 17 Jun 2026MIAX Miami International HoldingsCapital Markets & Asset ManagementSEC FORM 4 Code A—714 at $0.00filing
2 Feb 2022filed 3 Feb 2022RCG RENN FundFunds, Shells & SPACsSEC FORM 4 Bought$1,321667 at $1.98filing
17 Aug 2017filed 13 Mar 2019RCG RENN FundFunds, Shells & SPACsSEC FORM 4 Bought$2,7002,000 at $1.35filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Financials2
Not placed3

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

Related people

Douglas M. Schafer Jr.EVP and CIO · EVP and CIO at Miami International Holdings, filing Form 4 there in the last year
Harish JayabalanEVP, CISO and CRO · EVP, CISO and CRO at Miami International Holdings, filing Form 4 there in the last year
Shelly BrownEVP, Chief Strategy Officer · EVP, Chief Strategy Officer at Miami International Holdings, filing Form 4 there in the last year
Phillip Et Al FrostDirector and 10% owner · 10% owner at Nocopi Technologies Inc/md/, filing Form 4 there in the last year
Barbara J. ComlyEVP, GC & Corporate Secretary · EVP, GC & Corporate Secretary at Miami International Holdings, filing Form 4 there in the last year
HORIZON KINETICS ASSET MANAGEMENT LLC10% owner · Also traded RCG in the last 90 days
Jay H. KesslenVice-President · Also traded RCG in the last 90 days