1. Corporate Officers - N
2. Nea 13 Gp, Ltd

Insider Trading History of Nea 13 Gp, Ltd

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Nea 13 Gp, Ltd since 2012. This trader's CIK number is 1460751. At the time of last reporting, Nea 13 Gp, Ltd was the 10% Owner of Sagimet Biosciences Inc.. (stock ticker symbol SGMT). Also see all insider trading activities at Sagimet Biosciences Inc..

Note that in the past NEA 13 GP, Ltd also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Omthera Pharmaceuticals, Inc. (OMTH) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2013	OMTH	625,000	$5,000,000	196	$1,568	0	$0

Yearly summary of insider trading at Ra Pharmaceuticals, Inc. (RARX) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2016	RARX	338,462	$4,400,006	435	$5,655	0	$0

Yearly summary of insider trading at Rhythm Pharmaceuticals, Inc. (RYTM) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2017	RYTM	550,000	$9,350,000	0	$0	0	$0

Yearly summary of insider trading at Tesaro, Inc. (TSRO) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2018	TSRO	116,445	$6,710,700	0	$0	0	$0
2016	TSRO	710,429	$24,999,996	0	$0	0	$0
2012	TSRO	1,111,111	$14,999,998	0	$0	0	$0

Yearly summary of insider trading at Epizyme, Inc. (EPZM) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2016	EPZM	1,111,111	$9,999,999	0	$0	0	$0
2013	EPZM	806,500	$14,113,356	0	$0	0	$0

Yearly summary of insider trading at Roka Bioscience, Inc. (ROKA) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2014	ROKA	383,333	$4,599,996	0	$0	0	$0

Yearly summary of insider trading at Millennial Media Inc. (MM) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2012	MM	0	$0	1,597,787	$21,479,050	0	$0

Yearly summary of insider trading at Cvent Inc (CVT) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2014	CVT	0	$0	1,302,476	$46,237,897	0	$0

Yearly summary of insider trading at Sagimet Biosciences Inc. (SGMT) by Nea 13 Gp, Ltd

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	SGMT	30,000	$480,000	662	$10,592	0	$0

Insider trading activities at 9 companies by Nea 13 Gp, Ltd:

1. Omthera Pharmaceuticals, Inc. (OMTH)

2. Ra Pharmaceuticals, Inc. (RARX)

3. Rhythm Pharmaceuticals, Inc. (RYTM)

4. Tesaro, Inc. (TSRO)

5. Epizyme, Inc. (EPZM)

6. Roka Bioscience, Inc. (ROKA)

7. Millennial Media Inc. (MM)

8. Cvent Inc (CVT)

9. Sagimet Biosciences Inc. (SGMT)

Table 1. Insider trading of Omthera Pharmaceuticals, Inc. (OMTH) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2013-04-16	OMTH	Buy	625,000	8.00	5,000,000
2013-04-16	OMTH	Sale	196	8.00	1,568

Table 2. Insider trading of Ra Pharmaceuticals, Inc. (RARX) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2016-10-31	RARX	Buy	338,462	13.00	4,400,006
2016-10-31	RARX	Sale	435	13.00	5,655

Table 3. Insider trading of Rhythm Pharmaceuticals, Inc. (RYTM) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2017-10-10	RYTM	Buy	550,000	17.00	9,350,000

Table 4. Insider trading of Tesaro, Inc. (TSRO) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2018-03-02	TSRO	Buy	54,642	55.83	3,050,881
2018-03-05	TSRO	Buy	49,169	59.06	2,904,117
2018-03-06	TSRO	Buy	12,634	59.81	755,702
2016-03-18	TSRO	Buy	710,429	35.19	24,999,996
2012-07-03	TSRO	Buy	1,111,111	13.50	14,999,998

Table 5. Insider trading of Epizyme, Inc. (EPZM) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2016-01-12	EPZM	Buy	1,111,111	9.00	9,999,999
2013-11-14	EPZM	Buy	357,000	19.98	7,132,860
2013-11-15	EPZM	Buy	49,500	19.81	980,496
2013-06-05	EPZM	Buy	400,000	15.00	6,000,000

Table 6. Insider trading of Roka Bioscience, Inc. (ROKA) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2014-07-22	ROKA	Buy	383,333	12.00	4,599,996

Table 7. Insider trading of Millennial Media Inc. (MM) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2012-10-29	MM	Sale	1,597,787	13.44	21,479,050

Table 8. Insider trading of Cvent Inc (CVT) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2014-01-21	CVT	Sale	169,887	35.50	6,030,988
2014-01-16	CVT	Sale	1,132,589	35.50	40,206,909

Table 9. Insider trading of Sagimet Biosciences Inc. (SGMT) by Nea 13 Gp, Ltd

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-07-18	SGMT	Buy	30,000	16.00	480,000
2023-07-18	SGMT	Sale	662	16.00	10,592

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Nea 13 Gp, Ltd (10% Owner of Sagimet Biosciences Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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