Sarissa Capital Management LP Historic Quarter Change: USA Other Stocks, Added

Sarissa Capital Management LP historic quarter change: USA Other Stocks, Added

In shares no fund filing gives a ticker for, so this site has no page for them (listed in the US), over 21 quarters from 2013-12-31 to 2026-06-30, Sarissa Capital Management LP opened 14 positions, added to 25, reduced 6 and sold out of 13.

Q2 2016: Stock ARRAY BIOPHARMA INC; Country of operation —; Class COM; Shares before 2,875,000.
Q2 2016: Stock AEGERION PHARMACEUTICALS INC; Country of operation —; Class COM; Shares before 2,580,000.
Q2 2016: Stock RAPTOR PHARMACEUTICAL CORP; Country of operation —; Class COM; Shares before 2,725,000.
Q1 2016: Stock ARRAY BIOPHARMA INC; Country of operation —; Class COM; Shares before 700,000.

Each consecutive pair of Form 13F-HR filings compared (SEC CIK 1577524), 21 quarters: Q2 2026 (2026-03-31 to 2026-06-30, filed 2026-08-14); Q1 2026 (2025-12-31 to 2026-03-31, filed 2026-05-15); Q4 2025 (2025-09-30 to 2025-12-31, filed 2026-02-17); Q3 2025 (2025-06-30 to 2025-09-30, filed 2025-11-14); Q2 2025 (2025-03-31 to 2025-06-30, filed 2025-08-14); Q1 2025 (2024-12-31 to 2025-03-31, filed 2025-05-15); Q4 2024 (2024-09-30 to 2024-12-31, filed 2025-02-14); Q3 2024 (2024-06-30 to 2024-09-30, filed 2024-11-14); Q2 2024 (2024-03-31 to 2024-06-30, filed 2024-08-14); Q1 2024 (2023-12-31 to 2024-03-31, filed 2024-05-15); Q3 2016 (2016-06-30 to 2016-09-30, filed 2016-11-14); Q2 2016 (2016-03-31 to 2016-06-30, filed 2016-08-15); Q1 2016 (2015-12-31 to 2016-03-31, filed 2016-05-16); Q4 2015 (2015-09-30 to 2015-12-31, filed 2016-02-16); Q3 2015 (2015-06-30 to 2015-09-30, filed 2015-11-16); Q2 2015 (2015-03-31 to 2015-06-30, filed 2015-08-14); Q1 2015 (2014-12-31 to 2015-03-31, filed 2015-05-15); Q4 2014 (2014-09-30 to 2014-12-31, filed 2015-02-17); Q3 2014 (2014-06-30 to 2014-09-30, filed 2014-11-14); Q2 2014 (2014-03-31 to 2014-06-30, filed 2014-08-14); Q1 2014 (2013-12-31 to 2014-03-31, filed 2014-05-15). Rows for the same security, class and put/call are added together. Value change is the filed value at each quarter end, so it includes the price move. Only the filings held here are compared; the firm's 13F-HR filings go back to the quarter ended 2013-12-31. Not compared, as a quarter between them is not held here yet: 2016-09-30 to 2023-12-31 (missing 2016-12-31, 2017-03-31, 2017-06-30, 2017-09-30, 2017-12-31, 2018-03-31, 2018-06-30, 2018-09-30, 2018-12-31, 2019-03-31, 2019-06-30, 2019-09-30, 2019-12-31, 2020-03-31, 2020-06-30, 2020-09-30, 2020-12-31, 2021-03-31, 2021-06-30, 2021-09-30, 2021-12-31, 2022-03-31, 2022-06-30, 2022-09-30, 2022-12-31, 2023-03-31, 2023-06-30, 2023-09-30).

Quarter	Stock	Country of operation	Class	Shares before	Shares after	Share change	Value before	Value after	Value change	Filed
Q2 2016	ARRAY BIOPHARMA INC CUSIP 04269X105		COM	2,875,000	4,300,000	+1,425,000	$8,481,000	$15,308,000	+$6,827,000	2016-08-15
Q2 2016	AEGERION PHARMACEUTICALS INC CUSIP 00767E102		COM	2,580,000	2,649,000	+69,000	$9,546,000	$3,947,000	-$5,599,000	2016-08-15
Q2 2016	RAPTOR PHARMACEUTICAL CORP CUSIP 75382F106		COM	2,725,000	2,875,000	+150,000	$12,535,000	$15,438,000	+$2,903,000	2016-08-15
Q1 2016	ARRAY BIOPHARMA INC CUSIP 04269X105		COM	700,000	2,875,000	+2,175,000	$2,954,000	$8,481,000	+$5,527,000	2016-05-16
Q1 2016	MEDICINES CO CUSIP 584688105		COM	1,567,000	1,752,000	+185,000	$58,512,000	$55,661,000	-$2,851,000	2016-05-16
Q1 2016	APRICUS BIOSCIENCES INC CUSIP 03832V109		COM	6,524,505	14,479,052	+7,954,547	$6,459,000	$8,412,000	+$1,953,000	2016-05-16
Q4 2015	INTRA CELLULAR THERAPIES INC CUSIP 46116X101	United States	COM	640,000	675,000	+35,000	$25,626,000	$36,308,000	+$10,682,000	2016-02-16
Q4 2015	AEGERION PHARMACEUTICALS INC CUSIP 00767E102		COM	2,555,000	2,580,000	+25,000	$34,748,000	$26,058,000	-$8,690,000	2016-02-16
Q3 2015	MEDICINES CO CUSIP 584688105		COM	1,361,900	1,567,000	+205,100	$38,964,000	$59,483,000	+$20,519,000	2015-11-16
Q3 2015	INTRA CELLULAR THERAPIES INC CUSIP 46116X101	United States	COM	360,000	640,000	+280,000	$11,502,000	$25,626,000	+$14,124,000	2015-11-16
Q3 2015	AEGERION PHARMACEUTICALS INC CUSIP 00767E102		COM	2,036,829	2,555,000	+518,171	$38,639,000	$34,748,000	-$3,891,000	2015-11-16
Q2 2015	MEDICINES CO CUSIP 584688105		COM	1,215,100	1,361,900	+146,800	$34,047,000	$38,964,000	+$4,917,000	2015-08-14
Q2 2015	AEGERION PHARMACEUTICALS INC CUSIP 00767E102		COM	1,637,455	2,036,829	+399,374	$42,852,000	$38,639,000	-$4,213,000	2015-08-14
Q1 2015	APRICUS BIOSCIENCES INC CUSIP 03832V109		COM	1,030,000	6,524,505	+5,494,505	$1,030,000	$12,201,000	+$11,171,000	2015-05-15
Q4 2014	KINDRED BIOSCIENCES INC CUSIP 494577109		COM	390,000	689,091	+299,091	$3,608,000	$5,134,000	+$1,526,000	2015-02-17
Q3 2014	ARIAD PHARMACEUTICALS INC CUSIP 04033A100		COM	12,000,000	12,850,000	+850,000	$76,440,000	$69,390,000	-$7,050,000	2014-11-14
Q3 2014	REPROS THERAPEUTICS INC CUSIP 76028H209	United States	COM NEW	1,003,367	1,132,367	+129,000	$17,358,000	$11,210,000	-$6,148,000	2014-11-14
Q3 2014	INTRA CELLULAR THERAPIES INC CUSIP 46116X101	United States	COM	215,202	360,000	+144,798	$3,628,000	$4,936,000	+$1,308,000	2014-11-14
Q3 2014	KINDRED BIOSCIENCES INC CUSIP 494577109		COM	228,126	390,000	+161,874	$4,252,000	$3,608,000	-$644,000	2014-11-14
Q2 2014	REPROS THERAPEUTICS INC CUSIP 76028H209	United States	COM NEW	560,600	1,003,367	+442,767	$9,945,000	$17,358,000	+$7,413,000	2014-08-14
Q2 2014	KINDRED BIOSCIENCES INC CUSIP 494577109		COM	101,825	228,126	+126,301	$1,887,000	$4,252,000	+$2,365,000	2014-08-14
Q2 2014	INTRA CELLULAR THERAPIES INC CUSIP 46116X101	United States	COM	126,695	215,202	+88,507	$2,303,000	$3,628,000	+$1,325,000	2014-08-14
Q2 2014	TARGACEPT INC CUSIP 87611R306		COM	329,516	630,000	+300,484	$1,565,000	$2,841,000	+$1,276,000	2014-08-14
Q1 2014	BIO-REFERENCE LABS INC CUSIP 09057G602		COM $.01 NEW	285,300	1,280,984	+995,684	$7,287,000	$35,458,000	+$28,171,000	2014-05-15
Q1 2014	REPROS THERAPEUTICS INC CUSIP 76028H209	United States	COM NEW	459,508	560,600	+101,092	$8,409,000	$9,945,000	+$1,536,000	2014-05-15

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