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Filing Details

Accession Number:: 0000899243-19-000909
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2019-01-09 21:31:03
Reporting Period:: 2019-01-08

Accepted Time:: 2019-01-09 21:31:03
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1576263	Mirati Therapeutics Inc.	MRTX	()	DE

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1465837	Boxer Capital, Llc	11682 El Camino Real, Suite 320 San Diego CA 92130		No	No	Yes	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Disposition	2019-01-08	150,000	$50.70	1,415,560	No	4	S	Direct
Common Stock	Disposition	2019-01-08	123,800	$51.56	1,291,760	No	4	S	Direct
Common Stock	Disposition	2019-01-08	233,303	$52.88	1,058,457	No	4	S	Direct
Common Stock	Disposition	2019-01-08	42,897	$54.36	1,015,560	No	4	S	Direct
Common Stock	Disposition	2019-01-08	12	$48.28	1,015,548	No	4	F	Direct
Common Stock	Acquisiton	2019-01-08	550,012	$0.00	1,565,560	No	4	M	Direct
Common Stock	Disposition	2019-01-09	20,000	$50.21	1,545,560	No	4	S	Direct
Common Stock	Disposition	2019-01-09	80,000	$51.43	1,465,560	No	4	S	Direct
Common Stock	Disposition	2019-01-09	50,000	$52.27	1,415,560	No	4	S	Direct
Common Stock	Disposition	2019-01-09	3	$50.89	1,415,557	No	4	F	Direct
Common Stock	Acquisiton	2019-01-09	150,003	$0.00	1,565,560	No	4	M	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	F	Direct
No	4	M	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	F	Direct
No	4	M	Direct

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Warrant (right to purchase)	Disposition	2019-01-08	550,012	$5.60	550,012	$0.00
Common Stock	Warrant (right to purchase)	Disposition	2019-01-09	150,003	$5.60	150,003	$0.00

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
1,791,774	2017-01-06		No	4	M	Direct
1,641,771	2017-01-06		No	4	M	Direct

Footnotes

These securities are owned directly by Boxer Capital, LLC ("Boxer Capital"), which may be deemed to be a member of a "group" for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, consisting of (i) Braslyn Ltd. ("Braslyn"), (ii) Boxer Capital, (iii) Boxer Asset Management Inc. ("Boxer Management"), (iv) MVA Investors, LLC ("MVA Investors"), (v) Tuesday Thirteen Inc., (vi) Joe Lewis, (vii) Rodney W. Lappe, (viii) Ivan M. Lieberburg, (ix) Aaron I. Davis, (x) Neil Reisman, (xi) Shehan B. Dissanayake, and (xii) Christopher Fuglesang (collectively, the "Boxer Group), and indirectly by Boxer Management and Messrs. Lewis, Fuglesang, Reisman, Lieberburg, Dissanayake and Davis, by virtue of their ownership in Boxer Capital. Each of Messrs. Fuglesang, Reisman, Lieberburg, Dissanayake and Davis is a member of Boxer Capital.
(Continued from Footnote 1) Each member of the Boxer Group other than Boxer Capital disclaims beneficial ownership of these securities to the extent it or he does not have a pecuniary interest therein.
Reflects the weighted average sale price. The reporting person effected multiple same-way open market sale transactions on the same day at different prices through a trade order executed by a broker dealer. The reporting person reported on a single line all such transactions that occurred within a one dollar price range. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a shareholder of the issuer, full information regarding the number of shares sold at each separate price. The range of prices for such transaction is $50.14 to $51.01.
Reflects the weighted average sale price. The reporting person effected multiple same-way open market sale transactions on the same day at different prices through a trade order executed by a broker dealer. The reporting person reported on a single line all such transactions that occurred within a one dollar price range. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a shareholder of the issuer, full information regarding the number of shares sold at each separate price. The range of prices for such transaction is $51.46 to $52.01.
Reflects the weighted average sale price. The reporting person effected multiple same-way open market sale transactions on the same day at different prices through a trade order executed by a broker dealer. The reporting person reported on a single line all such transactions that occurred within a one dollar price range. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a shareholder of the issuer, full information regarding the number of shares sold at each separate price. The range of prices for such transaction is $52.68 to $53.08.
Reflects the weighted average sale price. The reporting person effected multiple same-way open market sale transactions on the same day at different prices through a trade order executed by a broker dealer. The reporting person reported on a single line all such transactions that occurred within a one dollar price range. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a shareholder of the issuer, full information regarding the number of shares sold at each separate price. The range of prices for such transaction is $54.00 to $54.54.
Reflects the weighted average sale price. The reporting person effected multiple same-way open market sale transactions on the same day at different prices through a trade order executed by a broker dealer. The reporting person reported on a single line all such transactions that occurred within a one dollar price range. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a shareholder of the issuer, full information regarding the number of shares sold at each separate price. The range of prices for such transaction is $49.89 to $50.74.
Reflects the weighted average sale price. The reporting person effected multiple same-way open market sale transactions on the same day at different prices through a trade order executed by a broker dealer. The reporting person reported on a single line all such transactions that occurred within a one dollar price range. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a shareholder of the issuer, full information regarding the number of shares sold at each separate price. The range of prices for such transaction is $50.98 to $51.74.
Reflects the weighted average sale price. The reporting person effected multiple same-way open market sale transactions on the same day at different prices through a trade order executed by a broker dealer. The reporting person reported on a single line all such transactions that occurred within a one dollar price range. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a shareholder of the issuer, full information regarding the number of shares sold at each separate price. The range of prices for such transaction is $52.25 to $52.35.
The warrants do not have an expiration date and are not exercisable to the extent that, following exercise of such warrants, the warrant holder and its affiliates would beneficially own more than 19.99% of the issuer's common stock.