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Overview of all insider trading transactions in Houghton Mifflin Harcourt Co. Get notifications about new insider transactions in Houghton Mifflin Harcourt Co for free.

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Feb 02 2016	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Buy	M	0.00	434	0	49,993	49.6 K to 50 K (+0.88 %)
Feb 02 2016	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Option Exercise	M	0.00	434	0	433
Feb 02 2016	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Payment of Exercise	F	17.84	227	4,050	37,428	37.7 K to 37.4 K (-0.60 %)
Feb 02 2016	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Buy	M	0.00	434	0	37,655	37.2 K to 37.7 K (+1.17 %)
Feb 02 2016	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Option Exercise	M	0.00	434	0	433
Feb 02 2016	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Payment of Exercise	F	17.84	205	3,657	12,796	13 K to 12.8 K (-1.58 %)
Feb 02 2016	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Buy	M	0.00	434	0	13,001	12.6 K to 13 K (+3.45 %)
Feb 02 2016	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Option Exercise	M	0.00	520	0	520
Feb 02 2016	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Payment of Exercise	F	17.84	272	4,852	37,563	37.8 K to 37.6 K (-0.72 %)
Feb 02 2016	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Buy	M	0.00	520	0	37,835	37.3 K to 37.8 K (+1.39 %)
Jan 25 2016	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Option Exercise	M	12.50	40,408	505,100	793,428
Jan 25 2016	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Option Exercise	M	12.50	9,592	119,900	833,836
Jan 25 2016	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Sell	S	17.54	40,408	708,922	83,163	123.6 K to 83.2 K (-32.70 %)
Jan 25 2016	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Buy	M	12.50	40,408	505,100	123,571	83.2 K to 123.6 K (+48.59 %)
Jan 25 2016	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Sell	S	17.50	9,592	167,860	83,163	92.8 K to 83.2 K (-10.34 %)
Jan 25 2016	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Buy	M	12.50	9,592	119,900	92,755	83.2 K to 92.8 K (+11.53 %)
Jan 06 2016	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Option Exercise	M	12.50	15,000	187,500	109,357
Jan 06 2016	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Sell	S	20.28	15,000	304,229	49,559	64.6 K to 49.6 K (-23.23 %)
Jan 06 2016	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Buy	M	12.50	15,000	187,500	64,559	49.6 K to 64.6 K (+30.27 %)
Jan 06 2016	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Option Exercise	M	12.50	25,000	312,500	728,070
Jan 06 2016	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Sell	S	21.23	700	14,864	12,567	13.3 K to 12.6 K (-5.28 %)
Jan 06 2016	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Sell	S	20.49	24,300	497,992	13,267	37.6 K to 13.3 K (-64.68 %)
Jan 06 2016	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Buy	M	12.50	25,000	312,500	37,567	12.6 K to 37.6 K (+198.93 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee		Option Exercise	M	12.50	43,900	548,750	131,486
Dec 30 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee		Sell	S	21.50	11,000	236,500	18,959	30 K to 19 K (-36.72 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee		Sell	S	21.50	11,000	236,500	29,959	41 K to 30 K (-26.86 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee		Sell	S	21.50	11,000	236,500	40,959	52 K to 41 K (-21.17 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee		Sell	S	21.50	10,900	234,350	51,959	62.9 K to 52 K (-17.34 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee		Buy	M	12.50	43,900	548,750	62,859	19 K to 62.9 K (+231.55 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Option Exercise	M	13.48	4,167	56,171	96,668
Dec 30 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Sell	S	21.55	4,167	89,804	37,221	41.4 K to 37.2 K (-10.07 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Buy	M	13.48	4,167	56,171	41,388	37.2 K to 41.4 K (+11.20 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Option Exercise	M	12.50	15,000	187,500	187,017
Dec 30 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Sell	S	21.44	15,000	321,585	12,567	27.6 K to 12.6 K (-54.41 %)
Dec 30 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Buy	M	12.50	15,000	187,500	27,567	12.6 K to 27.6 K (+119.36 %)
Dec 28 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Option Exercise	M	12.50	150,000	1,875,000	2,298,576
Dec 28 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Sell	S	21.00	75,000	1,575,270	205,499	280.5 K to 205.5 K (-26.74 %)
Dec 28 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Sell	S	21.00	75,000	1,575,218	280,499	355.5 K to 280.5 K (-21.10 %)
Dec 28 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Buy	M	12.50	150,000	1,875,000	355,499	205.5 K to 355.5 K (+72.99 %)
Dec 18 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Option Exercise	M	12.50	50,000	625,000	843,428
Dec 18 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Sell	S	20.67	50,000	1,033,740	83,163	133.2 K to 83.2 K (-37.55 %)
Dec 18 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Buy	M	12.50	50,000	625,000	133,163	83.2 K to 133.2 K (+60.12 %)
Dec 18 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Option Exercise	M	12.50	17,500	218,750	352,470
Dec 18 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Sell	S	20.23	17,500	354,079	37,315	54.8 K to 37.3 K (-31.93 %)
Dec 18 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Buy	M	12.50	17,500	218,750	54,815	37.3 K to 54.8 K (+46.90 %)
Dec 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Option Exercise	M	12.50	25,000	312,500	753,070
Dec 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Sell	S	19.35	25,000	483,633	12,567	37.6 K to 12.6 K (-66.55 %)
Dec 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Buy	M	12.50	25,000	312,500	37,567	12.6 K to 37.6 K (+198.93 %)
Dec 04 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Option Exercise	M	12.50	15,000	187,500	124,357
Dec 04 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Sell	S	19.67	15,000	295,062	49,559	64.6 K to 49.6 K (-23.23 %)
Dec 04 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Buy	M	12.50	15,000	187,500	64,559	49.6 K to 64.6 K (+30.27 %)
Dec 02 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Option Exercise	M	13.48	4,167	56,171	100,835
Dec 02 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Sell	S	19.95	4,167	83,112	37,221	41.4 K to 37.2 K (-10.07 %)
Dec 02 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Buy	M	13.48	4,167	56,171	41,388	37.2 K to 41.4 K (+11.20 %)
Dec 02 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Option Exercise	M	12.50	15,000	187,500	202,017
Dec 02 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Sell	S	20.14	15,000	302,057	12,567	27.6 K to 12.6 K (-54.41 %)
Dec 02 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Buy	M	12.50	15,000	187,500	27,567	12.6 K to 27.6 K (+119.36 %)
Nov 19 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Option Exercise	M	12.50	50,000	625,000	893,428
Nov 19 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Sell	S	19.15	50,000	957,345	83,163	133.2 K to 83.2 K (-37.55 %)
Nov 19 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Buy	M	12.50	50,000	625,000	133,163	83.2 K to 133.2 K (+60.12 %)
Nov 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Option Exercise	M	12.50	17,500	218,750	369,970
Nov 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Sell	S	19.08	17,500	333,839	37,315	54.8 K to 37.3 K (-31.93 %)
Nov 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Buy	M	12.50	17,500	218,750	54,815	37.3 K to 54.8 K (+46.90 %)
Nov 05 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Option Exercise	M	12.50	15,000	187,500	139,357
Nov 05 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Sell	S	20.10	15,000	301,428	49,559	64.6 K to 49.6 K (-23.23 %)
Nov 05 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Buy	M	12.50	15,000	187,500	64,559	49.6 K to 64.6 K (+30.27 %)
Nov 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Option Exercise	M	12.50	25,000	312,500	778,070
Nov 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Sell	S	19.78	25,000	494,588	12,567	37.6 K to 12.6 K (-66.55 %)
Nov 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Buy	M	12.50	25,000	312,500	37,567	12.6 K to 37.6 K (+198.93 %)
Oct 29 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Option Exercise	M	12.50	15,000	187,500	217,017
Oct 29 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Sell	S	20.00	15,000	300,000	12,567	27.6 K to 12.6 K (-54.41 %)
Oct 29 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Buy	M	12.50	15,000	187,500	27,567	12.6 K to 27.6 K (+119.36 %)
Oct 29 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Option Exercise	M	13.48	4,167	56,171	107,500
Oct 29 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Sell	S	19.28	4,167	80,332	37,221	41.4 K to 37.2 K (-10.07 %)
Oct 29 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Buy	M	13.48	4,167	56,171	41,388	37.2 K to 41.4 K (+11.20 %)
Oct 21 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Option Exercise	M	12.50	6,634	82,925	2,448,576
Oct 21 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Sell	S	21.00	6,634	139,314	205,499	212.1 K to 205.5 K (-3.13 %)
Oct 21 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Buy	M	12.50	6,634	82,925	212,133	205.5 K to 212.1 K (+3.23 %)
Oct 21 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Option Exercise	M	12.50	50,000	625,000	943,428
Oct 21 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Sell	S	20.88	50,000	1,043,885	83,163	133.2 K to 83.2 K (-37.55 %)
Oct 21 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Buy	M	12.50	50,000	625,000	133,163	83.2 K to 133.2 K (+60.12 %)
Oct 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Option Exercise	M	12.50	17,500	218,750	387,470
Oct 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Sell	S	20.98	17,500	367,131	37,315	54.8 K to 37.3 K (-31.93 %)
Oct 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Buy	M	12.50	17,500	218,750	54,815	37.3 K to 54.8 K (+46.90 %)
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Option Exercise	M	12.50	3,300	41,250	2,455,210
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Option Exercise	M	12.50	17,791	222,388	2,458,510
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Option Exercise	M	12.50	47,275	590,938	2,476,301
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Sell	S	21.00	3,300	69,306	205,499	208.8 K to 205.5 K (-1.58 %)
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Buy	M	12.50	3,300	41,250	208,799	205.5 K to 208.8 K (+1.61 %)
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Sell	S	21.06	17,791	374,739	205,499	223.3 K to 205.5 K (-7.97 %)
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Buy	M	12.50	17,791	222,388	223,290	205.5 K to 223.3 K (+8.66 %)
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Sell	S	21.01	47,275	993,049	205,499	252.8 K to 205.5 K (-18.70 %)
Oct 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Buy	M	12.50	47,275	590,938	252,774	205.5 K to 252.8 K (+23.00 %)
Oct 15 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee	See remarks.	Option Exercise	M	12.50	100	1,250	175,386
Oct 15 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee	See remarks.	Sell	S	21.50	100	2,150	18,959	19.1 K to 19 K (-0.52 %)
Oct 15 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee	See remarks.	Buy	M	12.50	100	1,250	19,059	19 K to 19.1 K (+0.53 %)
Oct 06 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Option Exercise	M	13.48	15,000	202,200	236,228
Oct 06 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Sell	S	21.01	15,000	315,114	49,559	64.6 K to 49.6 K (-23.23 %)
Oct 06 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Buy	M	13.48	15,000	202,200	64,559	49.6 K to 64.6 K (+30.27 %)
Oct 06 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Option Exercise	M	12.50	25,000	312,500	803,070
Oct 06 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Sell	S	20.27	25,000	506,868	12,567	37.6 K to 12.6 K (-66.55 %)
Oct 06 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Buy	M	12.50	25,000	312,500	37,567	12.6 K to 37.6 K (+198.93 %)
Oct 01 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Option Exercise	M	13.48	4,167	56,171	111,667
Oct 01 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Sell	S	20.28	4,167	84,527	37,221	41.4 K to 37.2 K (-10.07 %)
Oct 01 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Buy	M	13.48	4,167	56,171	41,388	37.2 K to 41.4 K (+11.20 %)
Oct 01 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Option Exercise	M	12.50	15,000	187,500	232,017
Oct 01 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Sell	S	20.11	15,000	301,653	12,567	27.6 K to 12.6 K (-54.41 %)
Oct 01 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Buy	M	12.50	15,000	187,500	27,567	12.6 K to 27.6 K (+119.36 %)
Sep 18 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Option Exercise	M	12.50	50,000	625,000	993,428
Sep 18 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Sell	S	22.50	50,000	1,125,170	83,163	133.2 K to 83.2 K (-37.55 %)
Sep 18 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Buy	M	12.50	50,000	625,000	133,163	83.2 K to 133.2 K (+60.12 %)
Sep 16 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Option Exercise	M	12.50	17,500	218,750	404,970
Sep 16 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Sell	S	22.36	17,500	391,381	37,315	54.8 K to 37.3 K (-31.93 %)
Sep 16 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Buy	M	12.50	17,500	218,750	54,815	37.3 K to 54.8 K (+46.90 %)
Sep 16 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Option Exercise	M	12.50	75,000	937,500	2,523,576
Sep 16 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Sell	S	21.66	75,000	1,624,838	205,499	280.5 K to 205.5 K (-26.74 %)
Sep 16 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Buy	M	12.50	75,000	937,500	280,499	205.5 K to 280.5 K (+36.50 %)
Sep 08 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Option Exercise	M	13.48	15,000	202,200	251,228
Sep 08 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Sell	S	22.37	15,000	335,597	49,559	64.6 K to 49.6 K (-23.23 %)
Sep 08 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Buy	M	13.48	15,000	202,200	64,559	49.6 K to 64.6 K (+30.27 %)
Sep 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Option Exercise	M	12.50	25,000	312,500	828,070
Sep 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Sell	S	22.11	25,000	552,713	12,567	37.6 K to 12.6 K (-66.55 %)
Sep 04 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Buy	M	12.50	25,000	312,500	37,567	12.6 K to 37.6 K (+198.93 %)
Sep 02 2015	HMHC	Houghton Mifflin H ...	Ramsayer Lee Raymond	See remarks.	Option Exercise	M	12.50	20,000	250,000	313,100
Sep 02 2015	HMHC	Houghton Mifflin H ...	Ramsayer Lee Raymond	See remarks.	Sell	S	22.55	20,000	451,072	55,753	75.8 K to 55.8 K (-26.40 %)
Sep 02 2015	HMHC	Houghton Mifflin H ...	Ramsayer Lee Raymond	See remarks.	Buy	M	12.50	20,000	250,000	75,753	55.8 K to 75.8 K (+35.87 %)
Sep 02 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee	See remarks.	Option Exercise	M	12.50	11,000	137,500	175,486
Sep 02 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee	See remarks.	Sell	S	22.58	11,000	248,402	18,959	30 K to 19 K (-36.72 %)
Sep 02 2015	HMHC	Houghton Mifflin H ...	Gentel Gary Lee	See remarks.	Buy	M	12.50	11,000	137,500	29,959	19 K to 30 K (+58.02 %)
Aug 31 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Option Exercise	M	13.48	4,166	56,158	115,834
Aug 31 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Sell	S	22.77	4,166	94,851	37,221	41.4 K to 37.2 K (-10.07 %)
Aug 31 2015	HMHC	Houghton Mifflin H ...	Colangelo Brook Mickey	See remarks.	Buy	M	13.48	4,166	56,158	41,387	37.2 K to 41.4 K (+11.19 %)
Aug 31 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Option Exercise	M	12.50	15,000	187,500	247,017
Aug 31 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Sell	S	22.77	15,000	341,510	12,567	27.6 K to 12.6 K (-54.41 %)
Aug 31 2015	HMHC	Houghton Mifflin H ...	Cannon Timothy Lon	See remarks.	Buy	M	12.50	15,000	187,500	27,567	12.6 K to 27.6 K (+119.36 %)
Aug 21 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Option Exercise	M	12.50	50,000	625,000	1,043,428
Aug 21 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Sell	S	22.61	50,000	1,130,280	83,163	133.2 K to 83.2 K (-37.55 %)
Aug 21 2015	HMHC	Houghton Mifflin H ...	Shuman Eric Lon	See remarks.	Buy	M	12.50	50,000	625,000	133,163	83.2 K to 133.2 K (+60.12 %)
Aug 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Option Exercise	M	12.50	17,500	218,750	422,470
Aug 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Sell	S	23.46	17,500	410,603	37,315	54.8 K to 37.3 K (-31.93 %)
Aug 19 2015	HMHC	Houghton Mifflin H ...	Bayers William Frederick	See remarks.	Buy	M	12.50	17,500	218,750	54,815	37.3 K to 54.8 K (+46.90 %)
Aug 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Option Exercise	M	12.50	75,000	937,500	2,598,576
Aug 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Sell	S	23.56	75,000	1,767,143	205,499	280.5 K to 205.5 K (-26.74 %)
Aug 19 2015	HMHC	Houghton Mifflin H ...	Zecher Linda Kay	See remarks.	Buy	M	12.50	75,000	937,500	280,499	205.5 K to 280.5 K (+36.50 %)
Aug 05 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Option Exercise	M	13.48	15,000	202,200	266,228
Aug 05 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Sell	S	26.21	15,000	393,222	49,559	64.6 K to 49.6 K (-23.23 %)
Aug 05 2015	HMHC	Houghton Mifflin H ...	Cullinane Mary Johanna	See remarks.	Buy	M	13.48	15,000	202,200	64,559	49.6 K to 64.6 K (+30.27 %)
Aug 05 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Option Exercise	M	12.50	25,000	312,500	853,070
Aug 05 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Sell	S	26.00	25,000	650,055	12,567	37.6 K to 12.6 K (-66.55 %)
Aug 05 2015	HMHC	Houghton Mifflin H ...	DRAGOON JOHN	See remarks.	Buy	M	12.50	25,000	312,500	37,567	12.6 K to 37.6 K (+198.93 %)

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