Expert witness services for the securities industry

Navesink International offers expert witness services for the securities industry. We provide written expert reports, depositions and testimonies for lawsuits and arbitrations.

Navesink International is retained by the most prominent attorneys and law firms for litigation support and expert witness services for both plaintiffs and defendants.

Our partners include AnkuraBarrington Financial Consulting GroupThe Bates GroupGlobal Economics Group, Moskalev Consulting and SEDA Experts, allowing Navesink International to handle the largest and most technical cases over a long period of time.

We have both affiliated experts and a large network of experts able to cover a swath of topics and cases. We have a proven capacity to find uniquely qualified talents by drawing upon our industry network, rich of many thousands of experienced industry professionals.

Gontran de Quillacq, the Managing Partner of Navesink International, is both a veteran from the trading floors and an expert witness / legal consultant.

He is a recognized authority in options, futures, swaps, trading, derivatives, structured products, complex securities, portfolio management, mathematical finance, quantitative investments, and strategy research in the wider segment of alternative investments and hedge funds. He has supported securities lawsuits and arbitrations involving losses, risks, frauds, manipulations, and wrongful uses of derivatives (tax trading).

This 3 minute video explains what is an expert witness and why Navesink International is unique and uniquely qualified for options & futures, trading, derivatives, complex securities:

Click here to reserve your call/Zoom to find out more about our litigation support and expert witness service and how we can help you, to confidentially discuss your case or to find out more about Navesink International.  
usinesspeople grabbing money

Cum/Ex is officially a money grab

The German Supreme Court has made it official; the Cum/Ex was not a loophole but a blatant money grab.
The two Warburg executives can expect jail time, and their firm a bankruptcy.
Many others will follow.


SOFR has a term structure now.

The ARRC has recommended the CME’s methodology to calculate a term structure for SOFR. This is big news.
This article explains SOFR’s weaknesses, what a term structure is, why we need one and how the CME calculates its own.

Transfer pricing, hedge fund edition

In a new version of the transfer pricing strategy, Tom Sandell virtually relocated his hedge fund from New York to Florida to avoid NY tax liabilities on his deferred comp.
The story didn’t finish well. A whistleblower and the NY AG forced him to cough up $105m.


LIBOR: the most important number in the world is going away

LIBOR, the most important number in the world, had a good run for the last 50 years, but it is going away.
SOFR, its replacement, is not subject to manipulations but has a host of problems.
The transition is difficult.


Bye-bye, bitcoin: It’s time to ban cryptocurrencies

Not all central bankers and diplomats have a good opinion of cryptocurrencies.
They are assessing their costs & benefits through articles in prime newspapers.
One diplomat/economist just called for their outright ban.


Visualized: The Biggest Ponzi Schemes in Modern History

A summary of the largest Ponzi schemes in history, with a visualization that is a pleasure to the eyes.


The SEC’s specious space SPAC

The Momentus / Stable Road merger is the epitome of what can go wrong with SPACs. It is a story of dreams, greed, and lies.
The SEC made an example out of it. The plaintiff law firms are jumping on the bandwagon too.

Muzzled dog

SEC: Don’t even think of muzzling whistleblowers

Guggenheim had restrictive language against whistleblowing in its compliance manual. The SEC reviewed the manual and fined the firm $209,000 – before any whistleblower was silenced.
The message is clear; the SEC will not tolerate any whistleblower muzzle.

Amateur drummer

And the largest FINRA penalty ever goes to… drum roll please… Robinhood!

FINRA slapped its largest penalty eve, $70m, to Robinhood for numerous and shocking failings.
That fine will raise the firm’s IPO price.


The 2-and-20 model is broken. Hedge funds are great.

The 2-and-20 are decried as enormous and one-sided fees. Investors are angry at the poor net performances. The press is pointing at large redemptions in a failing industry.
In other news, the weather is beautiful in hedge fund land.

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