Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Ordinary shares^{F7,F3,F4,F6,F8,F9,F10}	Aug 2, 2018	P	582,200	$108.00	A	600,791	I	See Footnotes
Ordinary shares^{F7,F3,F5,F6,F8,F9,F10}	Aug 2, 2018	P	5,231,900	$108.00	A	5,250,491	I	See Footnotes
American Depositary Shares^F1	holding	—	—		—	7,102	D
American Depositary Shares^F2	holding	—	—		—	7,102	D
American Depositary Shares^F4,F6,F8	holding	—	—		—	1,210,573	I	See Footnotes
American Depositary Shares^F5,F6,F8	holding	—	—		—	10,749,251	I	See Footnotes

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses

F1Reflects 7,102 American Depositary Shares ("ADS") of BeiGene, Ltd. (the "Issuer") held directly by Julian C. Baker received previously from an in-kind pro rata distribution without consideration.
F10Pursuant to the policies of the Adviser, Michael Goller and Ranjeev Krishana do not have any right to any of the Issuer's securities issued as part of their service on the Board and the Funds are entitled to receive all the pecuniary interest in the securities issued. The Funds each own an indirect proportionate pecuniary interest in the RSU's and non-qualified share options convertible solely into Ordinary Shares of the Issuer ("Share Options") received as a result of their service on the Board. Solely as a result of Felix J. Baker's and Julian C. Baker's ownership interest in the general partners of the general partners of the Funds, Felix J. Baker and Julian C. Baker may be deemed to have an indirect pecuniary interest in the RSU's and Share Options (i.e. no direct pecuniary interest).
F2Reflects 7,102 ADS of the Issuer held directly by Felix J. Baker received previously from an in-kind pro rata distribution without consideration.
F3Ordinary shares of the Issuer are convertible into ADS on a 13:1 basis.
F4As a result of their ownership interest in Baker Biotech Capital (GP), LLC, Julian C. Baker and Felix J. Baker may be deemed to have an indirect pecuniary interest in the Issuer's Ordinary Shares or ADS, as applicable, reported in column 5 of Table I directly held by 667, L.P. ("667"), a limited partnership of which the sole general partner is Baker Biotech Capital, L.P., a limited partnership of which the sole general partner is Baker Biotech Capital (GP), LLC, due to Baker Biotech Capital, L.P.'s right to receive an allocation of a portion of the profits from 667.
F5As a result of their ownership interest in Baker Brothers Life Sciences Capital (GP), LLC, Julian C. Baker and Felix J. Baker may be deemed to have an indirect pecuniary interest in the Issuer's Ordinary Shares or ADS, as applicable, reported in column 5 of Table I directly held by Baker Brothers Life Sciences, L.P. ("Life Sciences", together with 667, the "Funds"), a limited partnership of which the sole general partner is Baker Brothers Life Sciences Capital, L.P., a limited partnership of which the sole general partner is Baker Brothers Life Sciences Capital (GP), LLC, due to Baker Brothers Life Sciences Capital, L.P.'s right to receive an allocation of a portion of the profits from Life Sciences.
F66,533,124 and 73,162,011 Ordinary Shares of the Issuer held by 667 and Life Sciences, respectively were converted into 502,548 and 5,627,847 ADS held by 667 and Life Sciences, respectively, without consideration and without a change in pecuniary interest.
F7On August 2, 2018, 667 and Life Sciences purchased 582,200 and 5,231,900 Ordinary Shares of the Issuer, respectively in the Issuer's Hong Kong underwritten public offering at a price of HK$108 per Ordinary Share. The Ordinary Shares will trade under the trading symbol 6160 HK.
F8Baker Bros. Advisors LP (the "Adviser") serves as the Investment Adviser to the Funds. In connection with the services provided by the Adviser, the Adviser receives an asset-based management fee that does not confer any pecuniary interest in the securities held by the Funds. Baker Bros. Advisors (GP) LLC (the "Adviser GP") is the Adviser's sole general partner. Julian C. Baker and Felix J. Baker are principals of the Adviser GP. The Adviser has complete and unlimited discretion and authority with respect to the investment and voting power of the securities held by the Funds. The general partners of the Funds relinquished to the Adviser all discretion and authority with respect to the investment and voting power of the securities held by the Funds. Julian C. Baker, Felix J. Baker, the Adviser GP and the Adviser disclaim beneficial ownership of the securities held directly by the Funds except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that any of Julian C. Baker, Felix J. Baker, the Adviser GP or the Adviser is a beneficial owner of such securities for purposes of Section 16 or any other purpose.
F9Includes beneficial ownership of 9,290 restricted share units ("RSU's) convertible solely into Ordinary Shares of the Issuer each previously granted to Michael Goller and Ranjeev Krishana, full-time employees of the Adviser in their capacity as directors of the Issuer. Michael Goller and Ranjeev Krishana serve on the Board of the Issuer as representatives of the Funds.

Remarks

Michael Goller and Ranjeev Krishana, full-time employees of Baker Bros. Advisors LP, are directors of BeiGene, Ltd. (the "Issuer"). By virtue of their representation on the Board of Directors of the Issuer, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, the reporting persons are deemed directors by deputization of the Issuer.