1. Corporate Officers - N
2. Nelson Elizabeth A

Insider Trading History of Nelson Elizabeth A

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Nelson Elizabeth A since 2007. This trader's CIK number is 1198788. At the time of last reporting, Nelson Elizabeth A was the Officer of Upwork, Inc. (stock ticker symbol UPWK). Also see all insider trading activities at Upwork, Inc.

Note that in the past NELSON ELIZABETH A also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Successfactors, Inc. (SFSF) by Nelson Elizabeth A

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2011	SFSF	0	$0	10,000	$286,250	1,522	$0
2010	SFSF	0	$0	50,000	$839,040	0	$0
2007	SFSF	50,000	$500,000	0	$0	0	$0

Yearly summary of insider trading at Bruker Cellular Analysis, Inc. (CELL) by Nelson Elizabeth A

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	CELL	0	$0	0	$0	70,000	$0
2021	CELL	0	$0	0	$0	5,000	$44,500

Yearly summary of insider trading at Upwork, Inc (UPWK) by Nelson Elizabeth A

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2025	UPWK	0	$0	135,000	$2,379,659	75,000	$275,250
2024	UPWK	0	$0	220,000	$2,918,335	220,000	$807,400
2021	UPWK	0	$0	5,000	$228,905	5,000	$18,350
2020	UPWK	0	$0	41,674	$1,464,924	25,000	$91,750

Yearly summary of insider trading at Autodesk, Inc. (ADSK) by Nelson Elizabeth A

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2009	ADSK	0	$0	0	$0	2,009	$20
2008	ADSK	0	$0	0	$0	2,363	$23

Yearly summary of insider trading at Zendesk, Inc. (ZEN) by Nelson Elizabeth A

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2019	ZEN	0	$0	25,000	$2,158,370	23,887	$131,600
2018	ZEN	0	$0	40,000	$2,061,260	7,150	$0
2017	ZEN	0	$0	20,000	$547,000	6,663	$0
2016	ZEN	0	$0	0	$0	6,741	$0
2015	ZEN	0	$0	50,000	$1,263,735	8,849	$0

Yearly summary of insider trading at Ancestry.com Inc. (ACOM) by Nelson Elizabeth A

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2012	ACOM	0	$0	0	$0	54,688	$467,035

Insider trading activities at 6 companies by Nelson Elizabeth A:

1. Successfactors, Inc. (SFSF)

2. Bruker Cellular Analysis, Inc. (CELL)

3. Upwork, Inc (UPWK)

4. Autodesk, Inc. (ADSK)

5. Zendesk, Inc. (ZEN)

6. Ancestry.com Inc. (ACOM)

Table 1. Insider trading of Successfactors, Inc. (SFSF) by Nelson Elizabeth A

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2011-12-06	SFSF	Option Ex	761	.00	0
2011-09-06	SFSF	Option Ex	761	.00	0
2010-11-12	SFSF	Sale	10,000	28.62	286,250
2010-02-12	SFSF	Sale	10,000	16.87	168,720
2010-02-17	SFSF	Sale	10,000	18.00	180,000
2010-02-09	SFSF	Sale	30,000	16.34	490,320
2007-11-26	SFSF	Buy	50,000	10.00	500,000

Table 2. Insider trading of Bruker Cellular Analysis, Inc. (CELL) by Nelson Elizabeth A

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-10-02	CELL	Option Ex	70,000	.00	0
2021-12-01	BLI	Option Ex	5,000	8.90	44,500

Table 3. Insider trading of Upwork, Inc (UPWK) by Nelson Elizabeth A

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2025-05-12	UPWK	Sale	60,000	17.43	1,045,559
2025-02-19	UPWK	Option Ex	75,000	3.67	275,250
2025-02-19	UPWK	Sale	75,000	17.79	1,334,100
2024-12-18	UPWK	Sale	75,000	17.37	1,302,750
2024-12-18	UPWK	Option Ex	75,000	3.67	275,250
2024-09-18	UPWK	Sale	75,000	10.54	790,425
2024-09-18	UPWK	Option Ex	75,000	3.67	275,250
2024-05-20	UPWK	Option Ex	70,000	3.67	256,900
2024-05-20	UPWK	Sale	70,000	11.79	825,160
2021-11-15	UPWK	Option Ex	5,000	3.67	18,350
2021-11-15	UPWK	Sale	5,000	45.78	228,905
2020-11-23	UPWK	Option Ex	25,000	3.67	91,750
2020-11-23	UPWK	Sale	41,674	35.15	1,464,924

Table 4. Insider trading of Autodesk, Inc. (ADSK) by Nelson Elizabeth A

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2009-07-10	ADSK	Option Ex	2,009	.01	20
2008-07-10	ADSK	Option Ex	2,363	.01	23

Table 5. Insider trading of Zendesk, Inc. (ZEN) by Nelson Elizabeth A

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2019-05-28	ZEN	Sale	10,000	88.74	887,390
2019-05-28	ZEN	Option Ex	10,000	6.58	65,800
2019-05-24	ZEN	Sale	10,000	88.04	880,410
2019-05-24	ZEN	Option Ex	10,000	6.58	65,800
2019-05-22	ZEN	Option Ex	3,887	.00	0
2019-02-19	ZEN	Sale	5,000	78.11	390,570
2018-09-12	ZEN	Sale	10,000	70.42	704,210
2018-05-31	ZEN	Sale	10,000	56.68	566,830
2018-05-16	ZEN	Option Ex	7,150	.00	0
2018-02-09	ZEN	Sale	10,000	39.00	390,000
2018-02-12	ZEN	Sale	10,000	40.02	400,220
2017-05-17	ZEN	Option Ex	6,663	.00	0
2017-03-15	ZEN	Sale	20,000	27.35	547,000
2016-05-12	ZEN	Option Ex	6,741	.00	0
2015-12-14	ZEN	Sale	25,000	26.09	652,325
2015-05-20	ZEN	Option Ex	8,849	.00	0
2015-02-13	ZEN	Sale	10,000	24.70	247,000
2015-02-17	ZEN	Sale	15,000	24.29	364,410

Table 6. Insider trading of Ancestry.com Inc. (ACOM) by Nelson Elizabeth A

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2012-02-22	ACOM	Option Ex	54,688	8.54	467,035

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 Nelson Elizabeth A (Officer of Upwork, Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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