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Who

Samuel J. Merksamer

Director

Company insider

Files Form 4 as: Director, Transocean Ltd (Switzerland); Director, EQRx; Director, American International Group, Inc. New; Director, Cheniere Energy; Director, Navistar International; Director, Herc Holdings; Director, Transocean Partners; Director, Hologic.

In numbers

Trades disclosed
76
Buys
2
Sells
0
Bought
$630K
Sold
$0
Companies
10
Companies where not an officer
10
First trade
31 Mar 2011
Last trade
22 May 2026
Last filed
27 May 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
RIG Transocean Ltd (Switzerland)Director · Oilfield services · last 22 May 20260 buys · 0 sells
EQRxDirector · last 9 Nov 20230 buys · 0 sells
AIG American International Group, Inc. NewDirector · Insurance · last 2 Apr 20180 buys · 0 sells
LNG Cheniere EnergyDirector · Midstream & Pipelines · last 18 May 20171 buy · 0 sells
Navistar InternationalDirector · last 1 Apr 20170 buys · 0 sells
HRI Herc HoldingsDirector · Distributors & Wholesale · last 18 May 20160 buys · 0 sells
Transocean PartnersDirector · last 5 May 20160 buys · 0 sells
HologicDirector · last 2 Mar 20160 buys · 0 sells
CVR Refining, LPDirector · last 17 Jan 20131 buy · 0 sells
DynegyDirector, Other · last 1 Oct 20120 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month. 1 lines have no legible date and are left out.

Every trade

TradedCompanyWhatAmount
22 May 2026filed 27 May 2026RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—30,435 at $0.00filing
22 May 2026filed 27 May 2026RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—30,435 at $0.00filing
30 May 2025filed 2 Jun 2025RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—82,353 at $0.00filing
17 May 2024filed 17 May 2024RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—36,145 at $0.00filing
9 Nov 2023filed 9 Nov 2023EQRxoption or derivativeSEC FORM 4 Code D—101,010 at $0.00filing
12 May 2023filed 15 May 2023RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—35,654 at $0.00filing
30 Sep 2022filed 4 Oct 2022EQRxoption or derivativeSEC FORM 4 Code A—101,010 at $0.00filing
13 May 2022filed 17 May 2022RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—54,688 at $0.00filing
28 May 2021filed 2 Jun 2021RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—54,264 at $0.00filing
8 May 2020filed 12 May 2020RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—98,182 at $0.00filing
9 May 2019filed 13 May 2019RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—26,185 at $0.00filing
18 May 2018filed 22 May 2018RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—16,141 at $0.00filing
2 Apr 2018filed 4 Apr 2018AIG American International Group, Inc. Newoption or derivative · InsuranceSEC FORM 4 Code A—26filing
2 Jan 2018filed 3 Jan 2018AIG American International Group, Inc. Newoption or derivative · InsuranceSEC FORM 4 Code A—23filing
2 Oct 2017filed 3 Oct 2017AIG American International Group, Inc. Newoption or derivative · InsuranceSEC FORM 4 Code A—22filing
3 Jul 2017filed 5 Jul 2017AIG American International Group, Inc. Newoption or derivative · InsuranceSEC FORM 4 Code A—11filing
28 Jun 2017filed 29 Jun 2017AIG American International Group, Inc. Newoption or derivative · InsuranceSEC FORM 4 Code A—2,036filing
18 May 2017filed 22 May 2017LNG Cheniere EnergyMidstream & PipelinesSEC FORM 4 Code A—2,464 at $0.00filing
—filed 15 May 2017RIG Transocean Ltd (Switzerland)option or derivative · Oilfield servicesSEC FORM 4 Code A—19,301 at $0.00filing
3 Apr 2017filed 4 Apr 2017AIG American International Group, Inc. Newoption or derivative · InsuranceSEC FORM 4 Code A—12filing

Sectors

Energy1
Not placed1

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

Related people

Chad C. DeatonDirector · Director at Transocean, filing Form 4 there in the last year
Vanessa C. L. ChangDirector · Director at Transocean, filing Form 4 there in the last year
Vincent J. IntrieriDirector · Director at Transocean, filing Form 4 there in the last year
Frederik Wilhelm MohnDirector · Director at Transocean, filing Form 4 there in the last year
Frederico F. CuradoDirector · Director at Transocean, filing Form 4 there in the last year