13D Filing: OrbiMed Advisors and Roka Bioscience Inc. (ROKA)

CUSIP No. 775431109
1	NAME OF REPORTING PERSON Samuel D. Isaly
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP			(a) ☐ (b) ☐
3	SEC USE ONLY
4	SOURCE OF FUNDS AF (See Item 3)
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)			☐
6	CITIZENSHIP OR PLACE OF ORGANIZATION United States
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0
		8	SHARED VOTING POWER 1,247,721*
		9	SOLE DISPOSITIVE POWER 0
		10	SHARED DISPOSITIVE POWER 1,247,721*
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,247,721*
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)			☐
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 22.36%*
14	TYPE OF REPORTING PERSON (See Instructions) IA

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*	Includes 571,428 shares of the Issuer’s Common Stock (the “Shares”) underlying warrants (the “Warrants”).

†	This percentage is calculated based on 5,007,742 outstanding Shares of the Issuer, as set forth in the Issuer’s Form 10-Q, filed with the Securities and Exchange Commission (the “SEC”) on August 18, 2017, and includes 571,428 Shares subject to currently exercisable Warrants.

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