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Filing Details

Accession Number:: 0000899243-17-023693
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2017-10-05 17:00:45
Reporting Period:: 2017-10-03

Accepted Time:: 2017-10-05 17:00:45
SEC Url:: Form 4 Filing

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

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Sec. Name	Acquisiton - Disposition	Date	Price	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2017-10-03	$0.00	No	4	S	Indirect	See Footnote
Common Stock	Disposition	2017-10-03	$0.00	No	4	S	Indirect	See Footnote
Common Stock	Disposition	2017-10-04	$0.00	No	4	S	Indirect	See Footnote
Common Stock	Disposition	2017-10-04	$0.00	No	4	S	Indirect	See Footnote
Common Stock	Disposition	2017-10-04	$0.00	No	4	S	Indirect	See Footnote
Common Stock	Disposition	2017-10-04	$0.00	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
No	4	S	Indirect	See Footnote
No	4	S	Indirect	See Footnote
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	137,728	Direct
Common Stock	1,600	Indirect	By Trust

Footnotes

On October 3, 2017, Third Rock Ventures II, L.P. ("TRV II") sold 62,373 shares of Common Stock of the Issuer. The shares were sold at a weighted average price of $30.171. These shares were sold in multiple transactions at prices ranging from $29.75 to $30.55, 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 ranges set forth in footnotes (1), (4), (7), (9), (11) and (13) to this Form 4.
After the transaction referenced in footnote (1), TRV II owned 1,273,032 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 October 3, 2017, Third Rock Ventures III, L.P. ("TRV III") sold 72,463 shares of Common Stock of the Issuer. The shares were sold at a weighted average price of $30.171. These shares were sold in multiple transactions at prices ranging from $29.75 to $30.55, inclusive.
After the transaction referenced in footnote (4), TRV III owned 213,250 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.
On October 4, 2017, TRV II sold 53,652 shares of Common Stock of the Issuer. The shares were sold at a weighted average price of $30.38. These shares were sold in multiple transactions at prices ranging from $29.60 to $30.60, inclusive.
After the transaction referenced in footnote (7), TRV II owned 1,219,380 shares.
On October 4, 2017, TRV III sold 62,332 shares of Common Stock of the Issuer. The shares were sold at a weighted average price of $30.38. These shares were sold in multiple transactions at prices ranging from $29.60 to $30.60, inclusive.
After the transaction referenced in footnote (9), TRV III owned 150,918 shares.
On October 4, 2017, TRV II sold 129,902 shares of Common Stock of the Issuer. The shares were sold at a weighted average price of $30.86. These shares were sold in multiple transactions at prices ranging from $30.65 to $31.15, inclusive.
After the transaction referenced in footnote (11), TRV II owned 1,089,478 shares.
On October 4, 2017, TRV III sold 150,918 shares of Common Stock of the Issuer. The shares were sold at a weighted average price of $30.86. These shares were sold in multiple transactions at prices ranging from $30.65 to $31.15, inclusive.
After the transaction referenced in footnote (13), TRV III owned no shares.