Suma Krishnan Insider Trading Transactions

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General | Insider Transactions | Monthly Overview

Get the latest insider transactions of Suma Krishnan. Suma Krishnan is Vice President, Product Dev. in NEW RIVER PHARMACEUTICALS INC ($NRPH) and VP, Product Development in NEW RIVER PHARMACEUTICALS INC ($NRPH) and SVP--Product Development in INTREXON CORP ($XON) and Chief Operating Officer in Krystal Biotech, Inc. ($KRYS).

Latest Insider Trading Transactions of Suma Krishnan

	1 Week	2 Weeks	1 Month	3 Months	6 Months	1 Year	2 Years
No. of Purchases	0	0	0	0	0	0	0
Value of Purchases ($)	0	0	0	0	0	0	0
No. of Sales	0	0	0	0	0	0	0
Value of Sales ($)	0	0	0	0	0	0	0

Sentiment: All, KRYS, NRPH, XON

Page: 1

Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Mar 02 2021	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Option Exercise	A	78.89	42,600	3,360,714	42,600
Mar 02 2021	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Grant	A	0.00	28,400	0	1,864,464	1.8 M to 1.9 M (+1.55 %)
Sep 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	47.29	1,126	53,248	1,836,064	1.8 M to 1.8 M (-0.06 %)
Sep 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	46.63	7,437	346,813	1,837,190	1.8 M to 1.8 M (-0.40 %)
Sep 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	46.09	10,594	488,297	1,844,627	1.9 M to 1.8 M (-0.57 %)
Sep 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	46.85	5,142	240,896	1,855,221	1.9 M to 1.9 M (-0.28 %)
Sep 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	46.24	9,749	450,821	1,860,363	1.9 M to 1.9 M (-0.52 %)
Sep 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	47.15	1,517	71,523	1,870,112	1.9 M to 1.9 M (-0.08 %)
Sep 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	46.21	14,435	667,031	1,871,629	1.9 M to 1.9 M (-0.77 %)
Jun 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	45.07	11,719	528,182	1,886,064	1.9 M to 1.9 M (-0.62 %)
Jun 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	44.56	11,311	504,058	1,897,783	1.9 M to 1.9 M (-0.59 %)
Jun 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	43.21	10,740	464,070	1,909,094	1.9 M to 1.9 M (-0.56 %)
Jun 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	42.24	8,652	365,427	1,919,834	1.9 M to 1.9 M (-0.45 %)
Jun 17 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	41.31	7,578	313,038	1,928,486	1.9 M to 1.9 M (-0.39 %)
Mar 18 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	40.20	659	26,493	1,936,064	1.9 M to 1.9 M (-0.03 %)
Mar 18 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	42.03	4	168	1,936,723	1.9 M to 1.9 M (0.00 %)
Mar 18 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	41.27	1,396	57,607	1,936,727	1.9 M to 1.9 M (-0.07 %)
Mar 18 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	40.49	10,780	436,429	1,938,123	1.9 M to 1.9 M (-0.55 %)
Mar 18 2020	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	40.14	2,559	102,714	1,948,903	2 M to 1.9 M (-0.13 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	63.31	239	15,132	1,951,462	2 M to 2 M (-0.01 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	62.65	5,756	360,592	1,951,701	2 M to 2 M (-0.29 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	61.28	900	55,153	1,957,457	2 M to 2 M (-0.05 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	60.19	1,017	61,215	1,958,357	2 M to 2 M (-0.05 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	59.49	1,200	71,387	1,959,374	2 M to 2 M (-0.06 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	63.35	279	17,674	1,960,574	2 M to 2 M (-0.01 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	62.79	1,834	115,158	1,960,853	2 M to 2 M (-0.09 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	61.72	891	54,994	1,962,687	2 M to 2 M (-0.05 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	60.46	8,799	531,996	1,963,578	2 M to 2 M (-0.45 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	59.87	8,138	487,203	1,972,377	2 M to 2 M (-0.41 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	65.60	322	21,125	1,980,515	2 M to 2 M (-0.02 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	64.28	5,856	376,413	1,980,837	2 M to 2 M (-0.29 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	63.62	7,396	470,559	1,986,693	2 M to 2 M (-0.37 %)
Dec 18 2019	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Sell	S	62.84	7,373	463,352	1,994,089	2 M to 2 M (-0.37 %)
Oct 22 2018	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Buy	P	20.00	25,000	500,000	2,001,462	2 M to 2 M (+1.26 %)
Jun 07 2018	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Buy	P	12.45	1,018	12,674	1,976,462	2 M to 2 M (+0.05 %)
Jun 07 2018	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Buy	P	11.15	13,116	146,178	1,975,444	2 M to 2 M (+0.67 %)
Jun 07 2018	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Buy	P	10.75	10,866	116,757	1,962,328	2 M to 2 M (+0.56 %)
Jun 05 2018	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Buy	J	0.00	16,213	0	1,951,462	1.9 M to 2 M (+0.84 %)
Sep 25 2017	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Option Exercise	C	0.00	112,162	0	0
Sep 25 2017	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Buy	C	0.00	112,162	0	112,162	0 to 112.2 K
Sep 25 2017	KRYS	Krystal Biotech, I ...	Krishnan Suma	Chief Operating Off ...	Buy	P	10.00	100,000	1,000,000	1,935,249	1.8 M to 1.9 M (+5.45 %)
Feb 01 2016	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Option Exercise	M	6.88	14,657	100,840	30,591
Feb 01 2016	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Option Exercise	M	6.88	14,657	100,840	533,362
Feb 01 2016	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Buy	M	6.88	14,657	100,840	56,657	42 K to 56.7 K (+34.90 %)
Feb 01 2016	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Buy	M	6.88	14,657	100,840	56,657	42 K to 56.7 K (+34.90 %)
Dec 04 2015	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Sell	S	30.12	900	27,111	42,000	42.9 K to 42 K (-2.10 %)
Dec 04 2015	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Sell	S	35.91	20,000	718,260	42,900	62.9 K to 42.9 K (-31.80 %)
May 20 2015	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Option Exercise	M	7.12	42,000	299,040	529,428
May 20 2015	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Option Exercise	M	7.12	42,000	299,040	43,714
May 20 2015	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Buy	M	7.12	42,000	299,040	42,000	0 to 42 K
May 20 2015	XON	INTREXON CORP	Krishnan Suma	SVP--Product Develo ...	Buy	M	7.12	42,000	299,040	62,900	20.9 K to 62.9 K (+200.96 %)
Jan 31 2007	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	A	56.39	178,920	10,089,299	178,920
Jan 31 2007	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	A	56.39	119,280	6,726,199	119,280
Nov 13 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	4.00	25,667	102,668	45,000
Nov 13 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	1.25	33,333	41,666	0
Nov 13 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	48.23	35,217	1,698,505	0	35.2 K to 0 (-100.00 %)
Nov 13 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	49.01	54,783	2,684,948	35,217	90 K to 35.2 K (-60.87 %)
Nov 13 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	4.00	25,667	102,668	90,000	64.3 K to 90 K (+39.90 %)
Nov 13 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	1.25	33,333	41,666	64,333	31 K to 64.3 K (+107.53 %)
Oct 26 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	12.00	63,900	766,800	191,700
Oct 26 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	D	48.65	63,900	3,108,735	31,000	94.9 K to 31 K (-67.33 %)
Oct 26 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	12.00	63,900	766,800	94,900	31 K to 94.9 K (+206.13 %)
May 19 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	4.00	29,333	117,332	70,667
May 19 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	1.25	667	834	33,333
May 19 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	29.21	30,000	876,204	31,000	61 K to 31 K (-49.18 %)
May 19 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	4.00	29,333	117,332	61,000	31.7 K to 61 K (+92.63 %)
May 19 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	1.25	667	834	31,667	31 K to 31.7 K (+2.15 %)
Mar 22 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	1.25	30,000	37,500	34,000
Mar 22 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	30.86	30,000	925,737	31,000	61 K to 31 K (-49.18 %)
Mar 22 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	1.25	30,000	37,500	61,000	31 K to 61 K (+96.77 %)
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	4.00	20,000	80,000	105,000
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	1.25	62,536	78,170	0
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	1.25	17,464	21,830	62,536
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	30.00	20,000	600,000	1,000	21 K to 1,000 (-95.24 %)
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	4.00	20,000	80,000	21,000	1,000 to 21 K (+2,000.00 %)
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	30.00	62,536	1,876,080	1,000	63.5 K to 1,000 (-98.43 %)
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	1.25	62,536	78,170	63,636	1.1 K to 63.6 K (+5,685.09 %)
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	30.12	17,464	525,958	1,000	18.5 K to 1,000 (-94.58 %)
Feb 15 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	1.25	17,464	21,830	18,464	1,000 to 18.5 K (+1,746.40 %)
Jan 23 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	VP, Product Develop ...	Option Exercise	A	32.71	191,700	6,270,507	191,700
Jan 23 2006	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	VP, Product Develop ...	Option Exercise	A	32.71	127,800	4,180,338	127,800
Nov 22 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	2.50	2,000	5,000	32,000
Nov 22 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	51.34	5,000	256,723	15,500	20.5 K to 15.5 K (-24.39 %)
Nov 22 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	2.50	2,000	5,000	20,500	18.5 K to 20.5 K (+10.81 %)
Sep 13 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	2.50	53,160	132,900	40,813
Sep 13 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	41.23	53,160	2,191,787	500	53.7 K to 500 (-99.07 %)
Sep 13 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	2.50	53,160	132,900	53,660	500 to 53.7 K (+10,632.00 %)
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	2.50	3,419	8,548	53,973
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	2.50	1,628	4,070	57,392
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	2.50	1,793	4,483	59,020
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	42.02	3,419	143,666	500	3.9 K to 500 (-87.24 %)
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	2.50	3,419	8,548	3,919	500 to 3.9 K (+683.80 %)
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	41.01	1,628	66,764	500	2.1 K to 500 (-76.50 %)
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	2.50	16,628	41,570	2,128	-14,500 to 2.1 K (-114.68 %)
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	41.87	1,793	75,073	500	2.3 K to 500 (-78.19 %)
Sep 06 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	2.50	1,793	4,483	2,293	500 to 2.3 K (+358.60 %)
Aug 23 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	36.95	5,000	184,750	18,500	23.5 K to 18.5 K (-21.28 %)
Jun 17 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	2.50	11,000	27,500	100,813
Jun 17 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Sell	S	30.00	11,000	330,000	8,000	19 K to 8 K (-57.89 %)
Jun 17 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	2.50	11,000	27,500	19,000	8 K to 19 K (+137.50 %)
Mar 31 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	A	24.00	191,700	4,600,800	191,700
Mar 31 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	A	24.00	127,800	3,067,200	127,800
Feb 28 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	M	2.50	16,000	40,000	34,000
Feb 28 2005	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	M	2.50	16,000	40,000	23,500	7.5 K to 23.5 K (+213.33 %)
Aug 11 2004	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	A	8.00	100,000	800,000	100,000
Aug 11 2004	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Option Exercise	A	8.00	50,000	400,000	50,000
Aug 11 2004	NRPH	NEW RIVER PHARMACE ...	Krishnan Suma	Vice President, Pro ...	Buy	P	8.00	500	4,000	500	0 to 500

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