1. Corporate Officers - B
2. Black Cathleen

Insider Trading History of Black Cathleen

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Black Cathleen since 2006. This trader's CIK number is 1180520. At the time of last reporting, Black Cathleen was the Director of Pubmatic, Inc.. (stock ticker symbol PUBM). Also see all insider trading activities at Pubmatic, Inc..

Note that in the past BLACK CATHLEEN also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Pubmatic, Inc. (PUBM) by Black Cathleen

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	PUBM	0	$0	0	$0	18,124	$0
2022	PUBM	0	$0	0	$0	3,952	$0
2021	PUBM	0	$0	18,750	$714,562	0	$0

Yearly summary of insider trading at International Business Machines Corp (IBM) by Black Cathleen

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2010	IBM	0	$0	8,000	$1,011,360	8,000	$779,880
2009	IBM	0	$0	4,000	$420,212	4,000	$414,440
2007	IBM	0	$0	8,000	$794,704	8,000	$393,376
2006	IBM	0	$0	4,000	$330,420	4,000	$108,060

Insider trading activities at 2 companies by Black Cathleen:

1. Pubmatic, Inc. (PUBM)

2. International Business Machines Corp (IBM)

Table 1. Insider trading of Pubmatic, Inc. (PUBM) by Black Cathleen

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-05-31	PUBM	Option Ex	9,062	.00	0
2023-05-31	PUBM	Option Ex	9,062	.00	0
2022-02-18	PUBM	Option Ex	3,952	.00	0
2021-11-18	PUBM	Sale	18,750	38.11	714,562

Table 2. Insider trading of International Business Machines Corp (IBM) by Black Cathleen

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2010-02-23	IBM	Sale	8,000	126.42	1,011,360
2010-02-23	IBM	Option Ex	8,000	97.48	779,880
2009-04-30	IBM	Option Ex	4,000	103.61	414,440
2009-04-30	IBM	Sale	4,000	105.05	420,212
2007-02-08	IBM	Sale	8,000	99.34	794,704
2007-02-08	IBM	Option Ex	8,000	49.17	393,376
2006-04-27	IBM	Option Ex	2,000	27.02	54,030
2006-04-27	IBM	Sale	2,000	83.95	167,900
2006-02-22	IBM	Option Ex	2,000	27.02	54,030
2006-02-22	IBM	Sale	2,000	81.26	162,520

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 Black Cathleen (Director of Pubmatic, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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