BAKER BROS ADVISORS LLC Insider Trading $ALXN ALEXION PHARMACEUTICALS, INC.

FREE EMAIL WATCHDOG

Get free email notifications about insider trading for BAKER BROS ADVISORS LLC.

Your email is safe with us.
The service is free and you can unsubscribe at any time.

General | Insider Transactions | Monthly Overview

Get the latest insider transactions of BAKER BROS ADVISORS LLC. BAKER BROS ADVISORS LLC is 10% Owner in BIOCRYST PHARMACEUTICALS INC ($BCRX) and Director in INCYTE CORP ($INCY) and Director in ALEXION PHARMACEUTICALS INC ($ALXN) and 10% Owner in IDERA PHARMACEUTICALS, INC. ($IDRA) and Director in IDERA PHARMACEUTICALS, INC. ($IDRA) and in XOMA Corp ($XOMA) and Director in ACADIA PHARMACEUTICALS INC ($ACAD) and Director in SEATTLE GENETICS INC /WA ($SGEN) and Director in GENOMIC HEALTH INC ($GHDX) and 10% Owner in BELLICUM PHARMACEUTICALS, INC ($BLCM) and 10% Owner in AQUINOX PHARMACEUTICALS, INC ($AQXP) and Director in AQUINOX PHARMACEUTICALS, INC ($AQXP) and Director in Zymeworks Inc. ($ZYME) and Director in Kodiak Sciences Inc. ($KOD) and 10% Owner in Invitae Corp ($NVTA) and Director in IGM Biosciences, Inc. ($IGMS) and 10% Owner in Atreca, Inc. ($BCEL) and in Mirati Therapeutics, Inc. ($MYG) and 10% Owner in Mirati Therapeutics, Inc. ($MYG) and Director in Talis Biomedical Corp ($TLIS) and Director in Aeglea BioTherapeutics, Inc. ($AGLE) and in RHYTHM PHARMACEUTICALS, INC. ($RYTM) and in Intellia Therapeutics, Inc. ($NTLA) and Director in BeiGene, Ltd. ($BGNE) and Director in Prelude Therapeutics Inc ($PRLD) and Director in Kiniksa Pharmaceuticals, Ltd. ($KNSA) and in HOOKIPA Pharma Inc. ($HOOK).

BAKER BROS ADVISORS LLC in ALEXION PHARMACEUTICALS, INC.

Trading Symbol: ALXN
Industry: PHARMACEUTICAL PREPARATIONS [2834]
Position of BAKER BROS ADVISORS LLC: Director
Holdings: 997,764 shares
Current Value: $127,434,418
Latest Transaction: May 18 2020
$ALXN Market Capitalization: $28.30B
$ALXN Previous Close: $127.72

Last 4 weeks trend: HOLD
Last 3 months trend: HOLD

Latest Insider Trading Transactions of BAKER BROS ADVISORS LLC in ALEXION PHARMACEUTICALS, INC.

	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, ACAD, AGLE, ALXN, BCEL, BGNE, BLCM, BCRX, GHDX, HOOK, IDRA, IGMS, INCY, NTLA, NVTA, KNSA, KOD, MYG, NLTX, PRLD, RYTM, SGEN, TLIS, XOMA, ZYME

Page: 1

Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
May 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Grant	A	0.00	1,189	0	7,846,213	7.8 M to 7.8 M (+0.02 %)
May 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Grant	A	0.00	1,189	0	998,953	997.8 K to 999 K (+0.12 %)
May 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Grant	A	0.00	3,468	0	7,845,024	7.8 M to 7.8 M (+0.04 %)
May 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Grant	A	0.00	3,468	0	997,764	994.3 K to 997.8 K (+0.35 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	83.14	14,731	1,224,797	7,841,556	7.8 M to 7.8 M (+0.19 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	83.14	1,331	110,665	994,296	993 K to 994.3 K (+0.13 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	82.92	1,321	109,537	7,826,825	7.8 M to 7.8 M (+0.02 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	82.92	119	9,867	992,965	992.8 K to 993 K (+0.01 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	82.13	15,928	1,308,149	7,825,504	7.8 M to 7.8 M (+0.20 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	82.13	1,439	118,183	992,846	991.4 K to 992.8 K (+0.15 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	81.79	25,640	2,097,003	7,809,576	7.8 M to 7.8 M (+0.33 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	81.79	2,314	189,254	991,407	989.1 K to 991.4 K (+0.23 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	81.47	4,203	342,438	7,783,936	7.8 M to 7.8 M (+0.05 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	81.47	380	30,960	989,093	988.7 K to 989.1 K (+0.04 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	81.09	12,815	1,039,177	7,779,733	7.8 M to 7.8 M (+0.16 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	81.09	1,158	93,903	988,713	987.6 K to 988.7 K (+0.12 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	80.91	3,298	266,845	7,766,918	7.8 M to 7.8 M (+0.04 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	80.91	298	24,112	987,555	987.3 K to 987.6 K (+0.03 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.87	10,285	821,429	7,763,620	7.8 M to 7.8 M (+0.13 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.87	929	74,196	987,257	986.3 K to 987.3 K (+0.09 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.72	26,022	2,074,362	7,753,335	7.7 M to 7.8 M (+0.34 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.72	2,351	187,412	986,328	984 K to 986.3 K (+0.24 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.29	2,888	228,980	7,727,313	7.7 M to 7.7 M (+0.04 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.29	261	20,694	983,977	983.7 K to 984 K (+0.03 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.16	4,191	331,760	7,724,425	7.7 M to 7.7 M (+0.05 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.16	379	30,002	983,716	983.3 K to 983.7 K (+0.04 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	78.66	565	44,443	7,720,234	7.7 M to 7.7 M (+0.01 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	78.66	51	4,012	983,337	983.3 K to 983.3 K (+0.01 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	76.67	65,505	5,022,445	7,719,669	7.7 M to 7.7 M (+0.86 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	76.67	5,917	453,672	983,286	977.4 K to 983.3 K (+0.61 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	76.10	27,866	2,120,480	7,654,164	7.6 M to 7.7 M (+0.37 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	76.10	2,517	191,533	977,369	974.9 K to 977.4 K (+0.26 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.77	62,129	4,955,720	7,626,298	7.6 M to 7.6 M (+0.82 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.77	5,612	447,641	974,852	969.2 K to 974.9 K (+0.58 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.14	133,042	10,529,170	7,564,169	7.4 M to 7.6 M (+1.79 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	79.14	12,017	951,046	969,240	957.2 K to 969.2 K (+1.26 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	77.94	7,612	593,260	7,431,127	7.4 M to 7.4 M (+0.10 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	77.94	688	53,621	957,223	956.5 K to 957.2 K (+0.07 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	77.89	8,309	647,203	7,423,515	7.4 M to 7.4 M (+0.11 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	77.89	750	58,419	956,535	955.8 K to 956.5 K (+0.08 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	75.66	32,228	2,438,422	7,415,206	7.4 M to 7.4 M (+0.44 %)
Mar 18 2020	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	75.66	2,911	220,251	955,785	952.9 K to 955.8 K (+0.31 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	120.77	22,720	2,743,928	7,382,978	7.4 M to 7.4 M (-0.31 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	120.77	2,729	329,585	952,874	955.6 K to 952.9 K (-0.29 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	122.31	13,213	1,616,054	7,405,698	7.4 M to 7.4 M (-0.18 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	122.31	1,587	194,103	955,603	957.2 K to 955.6 K (-0.17 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	120.12	15,355	1,844,459	7,418,911	7.4 M to 7.4 M (-0.21 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	120.12	1,845	221,623	957,190	959 K to 957.2 K (-0.19 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	122.37	35,796	4,380,432	7,434,266	7.5 M to 7.4 M (-0.48 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	122.37	4,300	526,200	959,035	963.3 K to 959 K (-0.45 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	123.06	30,766	3,786,036	7,470,062	7.5 M to 7.5 M (-0.41 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	123.06	3,696	454,826	963,335	967 K to 963.3 K (-0.38 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	121.37	39,732	4,822,189	7,500,828	7.5 M to 7.5 M (-0.53 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	121.37	4,772	579,168	967,031	971.8 K to 967 K (-0.49 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	127.06	71,819	9,125,258	7,540,560	7.6 M to 7.5 M (-0.94 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	127.06	8,627	1,096,139	971,803	980.4 K to 971.8 K (-0.88 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	125.05	22,886	2,861,901	7,612,379	7.6 M to 7.6 M (-0.30 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	125.05	2,749	343,763	980,430	983.2 K to 980.4 K (-0.28 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	126.25	15,541	1,962,085	7,635,265	7.7 M to 7.6 M (-0.20 %)
May 30 2019	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Sell	S	126.25	1,867	235,713	983,179	985 K to 983.2 K (-0.19 %)
May 11 2018	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Grant	A	0.00	2,174	0	7,648,080	7.6 M to 7.6 M (+0.03 %)
May 11 2018	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Grant	A	0.00	2,174	0	982,320	980.1 K to 982.3 K (+0.22 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	117.95	22,560	2,660,914	7,317,906	7.3 M to 7.3 M (+0.31 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	117.95	2,564	302,419	647,367	644.8 K to 647.4 K (+0.40 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	117.51	197,126	23,163,488	7,295,346	7.1 M to 7.3 M (+2.78 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	117.51	22,399	2,632,017	644,803	622.4 K to 644.8 K (+3.60 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	117.22	32,172	3,771,228	7,098,220	7.1 M to 7.1 M (+0.46 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	117.22	3,656	428,559	622,404	618.7 K to 622.4 K (+0.59 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	117.01	65,264	7,636,802	7,066,048	7 M to 7.1 M (+0.93 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	117.01	7,416	867,776	618,748	611.3 K to 618.7 K (+1.21 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.96	898	105,030	7,000,784	7 M to 7 M (+0.01 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.96	102	11,930	611,332	611.2 K to 611.3 K (+0.02 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.71	31,974	3,731,542	6,999,886	7 M to 7 M (+0.46 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.71	3,634	424,108	611,230	607.6 K to 611.2 K (+0.60 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.37	12,726	1,480,897	6,967,912	7 M to 7 M (+0.18 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.37	1,446	168,268	607,596	606.2 K to 607.6 K (+0.24 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.37	385,774	44,891,517	6,955,186	6.6 M to 7 M (+5.87 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.37	43,835	5,100,965	606,150	562.3 K to 606.2 K (+7.80 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.18	1,976	229,562	6,569,412	6.6 M to 6.6 M (+0.03 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	116.18	224	26,023	562,315	562.1 K to 562.3 K (+0.04 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	115.77	169,897	19,668,568	6,567,436	6.4 M to 6.6 M (+2.66 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	115.77	19,305	2,234,894	562,091	542.8 K to 562.1 K (+3.56 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	115.71	207,814	24,046,636	6,397,539	6.2 M to 6.4 M (+3.36 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	115.71	23,614	2,732,430	542,786	519.2 K to 542.8 K (+4.55 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	115.06	18,678	2,149,048	6,189,725	6.2 M to 6.2 M (+0.30 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	115.06	2,122	244,152	519,172	517.1 K to 519.2 K (+0.41 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	114.33	64,455	7,369,301	6,171,047	6.1 M to 6.2 M (+1.06 %)
Jun 16 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Buy	P	114.33	7,324	837,371	517,050	509.7 K to 517.1 K (+1.44 %)
May 12 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Grant	A	0.00	2,030	0	6,106,592	6.1 M to 6.1 M (+0.03 %)
May 12 2017	ALXN	ALEXION PHARMACEUT ...	BAKER BROS. ADVISORS LP	Director	Grant	A	0.00	2,030	0	509,726	507.7 K to 509.7 K (+0.40 %)

Page: 1