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Filing Details

Accession Number:: 0000919574-23-004866
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2023-08-16 19:11:17
Reporting Period:: 2023-08-10

Accepted Time:: 2023-08-16 19:11:17
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1860782	2Seventy Bio Inc.	TSVT	Pharmaceutical Preparations (2834)	863658454

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1990033	Kynam Capital Management Gp, Llc	221 Elm Road Princeton NJ 08540	No	No	Yes	No
1990100	Kynam Global Healthcare Master Fund, Lp	C/O Ogier Global (Cayman) Limited 89 Nexus Way, Camana Bay Grand Cayman E9 KY1-9009	No	No	Yes	No
1990177	Kynam Fund Gp, Llc	221 Elm Road Princeton NJ 08540	No	No	Yes	No
1990220	Yue Tang	C/O Kynam Capital Management, Lp 221 Elm Road Princeton NJ 08540	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	Explanation
Common Stock, Par Value $0.0001 Per Share	Acquisiton	2023-08-10	179,000	$5.94	5,703,825	No	4	P	Indirect	See Footnote
Common Stock, Par Value $0.0001 Per Share	Acquisiton	2023-08-10	50,000	$5.80	5,753,825	No	4	P	Indirect	See Footnote
Common Stock, Par Value $0.0001 Per Share	Acquisiton	2023-08-10	100,000	$5.85	5,853,825	No	4	P	Indirect	See Footnote
Common Stock, Par Value $0.0001 Per Share	Acquisiton	2023-08-10	100,000	$5.96	5,953,825	No	4	P	Indirect	See Footnote
Common Stock, Par Value $0.0001 Per Share	Acquisiton	2023-08-10	86,414	$5.96	5,142,111	No	4	P	Direct
Common Stock, Par Value $0.0001 Per Share	Acquisiton	2023-08-10	86,414	$5.96	5,142,111	No	4	P	Indirect	See Footnote

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

Footnotes

The reported securities are owned directly by Kynam Global Healthcare Master Fund, LP (the "Master Fund"), a private investment fund managed by Kynam Capital Management, LP (the "Adviser"), and separately managed account clients of the Adviser and may be deemed to be indirectly beneficially owned by (i) the Adviser, (ii) Kynam Capital Management GP, LLC (the "Adviser GP"), the general partner of the Adviser and (iii) Yue Tang, the managing member of the Adviser GP. The Reporting Persons disclaim beneficial ownership of the reported securities except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
The reported securities are directly owned by the Master Fund. The Reporting Persons disclaim beneficial ownership of the reported securities except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
The reported securities are owned directly by the Master Fund and may be deemed to be indirectly beneficially owned by Kynam Fund GP, LLC, the general partner of the Master Fund. The Reporting Persons disclaim beneficial ownership of the reported securities except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.