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Filing Details

Accession Number:: 0001181431-13-033073
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2013-06-05 18:10:55
Reporting Period:: 2013-06-04

Filing Date:: 2013-06-05
Accepted Time:: 2013-06-05 18:10:55
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1491576	Tesaro Inc.	TSRO	Pharmaceutical Preparations (2834)	272249687

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1237289	D Scott Sandell	1954 Greenspring Drive Suite 600 Timonium MD 21093		No	No	Yes	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2013-06-04	1,645,000	$0.00	9,854,255	No	4	J	Indirect	See Note 2
Common Stock	Acquisiton	2013-06-04	16,450	$0.00	16,450	No	4	J	Indirect	See Note 4
Common Stock	Disposition	2013-06-04	16,450	$0.00	0	No	4	J	Indirect	See Note 4
Common Stock	Acquisiton	2013-06-04	829	$0.00	829	No	4	J	Indirect	See Note 7
Common Stock	Acquisiton	2013-06-04	3,583	$0.00	3,583	No	4	J	Indirect	See Note 9
Common Stock	Disposition	2013-06-05	3,583	$39.00	0	No	4	S	Indirect	See Note 9
Common Stock	Disposition	2013-06-05	829	$40.67	0	No	4	S	Indirect	See Note 7

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	J	Indirect	See Note 2
No	4	J	Indirect	See Note 4
No	4	J	Indirect	See Note 4
No	4	J	Indirect	See Note 7
No	4	J	Indirect	See Note 9
No	4	S	Indirect	See Note 9
No	4	S	Indirect	See Note 7

Footnotes

New Enterprise Associates 13, Limited Partnership ("NEA 13") made a pro rata distribution for no consideration of an aggregate of 1,645,000 shares of common stock of the Issuer to its general partner and its limited partners on June 4, 2013.
The Reporting Person is a director of NEA 13 GP, LTD, which is the sole general partner of NEA Partners 13, L.P. ("NEA Partners 13"). NEA Partners 13 is the sole general partner of NEA 13, the direct beneficial owner of the shares. The Reporting Person disclaims beneficial ownership within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of the shares held by NEA 13, except to the extent of his pecuniary interest therein.
NEA Partners 13 received 16,450 shares of common stock of the Issuer in the distribution by NEA 13 on June 4, 2013.
The Reporting Person is a director of NEA 13 GP, LTD, which is the sole general partner of NEA Partners 13. The Reporting Person disclaims beneficial ownership within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of the shares held by NEA Partners 13, except to the extent of his pecuniary interest therein.
NEA Partners 13 made a pro rata distribution for no consideration of an aggregate of 16,450 shares of common stock of the Issuer to its limited partners on June 4, 2013.
Rising River Partners, L.P. received 829 shares of common stock of the Issuer in the distribution by NEA Partners 13 on June 4, 2013.
The shares are directly held by Rising River Partners, L.P. The Reporting Person disclaims beneficial ownership within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of the shares of the Issuer held by Rising River Partners, L.P., except to the extent of his pecuniary interest therein.
New Enterprise Associates, LLC ("NEA LLC") received 3,583 shares of common stock of the Issuer in the distribution by NEA Partners 13 on June 4, 2013.
The Reporting Person is a member of the Board of Directors of NEA LLC, which is the direct beneficial owner of the shares. The Reporting Person disclaims beneficial ownership within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of the shares of the Issuer held by NEA LLC, except to the extent of his pecuniary interest therein.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.65 to $39.55, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (10) to this Form 4.