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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1629137	Global Blood Therapeutics Inc.	GBT	()	4

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1192591	J Charles Homcy	C/O Global Blood Therapeutics, Inc. 400 East Jamie Court, Suite 101 South San Francisco CA 94080		Yes	No	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2017-03-02	0	$0.00	0	No	4	S	Indirect	See Footnote
Common Stock	Disposition	2017-03-02	0	$0.00	0	No	4	S	Indirect	See Footnote

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	See Footnote
No	4	S	Indirect	See Footnote

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	237,728	Direct
Common Stock	1,600	Indirect	Trust

Footnotes

On March 2, 2017, Third Rock Ventures II, L.P. ("TRV II") sold 1,000,000 shares of Common Stock of the Issuer. The shares were sold in one execution at a price per share of $25.50.
After the transaction referenced in note (1), TRV II owned 6,475,191 shares.
The reporting person is a partner of Third Rock Ventures GP II, L.P., which is the general partner of TRV II. The reporting person disclaims beneficial ownership over the shares held by TRV II, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such shares.
On March 2, 2017, Third Rock Ventures III, L.P. ("TRV III") sold 1,000,000 shares of Common Stock of the Issuer. The shares were sold in one execution at a price per share of $25.50.
After the transaction referenced in note (4), TRV III owned 285,713 shares.
The reporting person is a partner of Third Rock Ventures GP III, L.P., which is the general partner of TRV III. The reporting person disclaims beneficial ownership over the shares held by TRV III, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such shares.