Alector Inc (ALEC)

Healthcare Pharmaceuticals & Medical Research Biotechnology & Medical Research

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Ticker: ALEC Exchange: NSM

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale

Past 90 days

Value bought

Value sold

Net insiders buying

Trades (buy and sell)

Company data

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Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Total value
2021-03-24	2021-03-22	PS Planned sale	Paul Robert Chief Medical Officer Officer	24,490 -10.0% 22.85 559,601 USD	24,490 -10.0%	22.85	559,601 USD
2021-03-10	2021-03-09	PS Planned sale	Paul Robert Chief Medical Officer Officer	19,175 -8.2% 18.12 347,405 USD	19,175 -8.2%	18.12	347,405 USD
2021-02-11	2021-02-09	PS Planned sale	Paul Robert Chief Medical Officer Officer	19,175 -8.2% 20.81 399,055 USD	19,175 -8.2%	20.81	399,055 USD
2021-01-27	2021-01-26	PS Planned sale	Paul Robert Chief Medical Officer Officer	27,308 -11.3% 18.00 491,544 USD	27,308 -11.3%	18.00	491,544 USD
2021-01-27	2021-01-25	PS Planned sale	Paul Robert Chief Medical Officer Officer	30,000 -12.3% 18.01 540,225 USD	30,000 -12.3%	18.01	540,225 USD
2021-01-21	2021-01-20	PS Planned sale	Paul Robert Chief Medical Officer Officer	8,567 -3.9% 18.00 154,211 USD	8,567 -3.9%	18.00	154,211 USD
2021-01-21	2021-01-19	PS Planned sale	Paul Robert Chief Medical Officer Officer	30,000 -12.3% 18.12 543,552 USD	30,000 -12.3%	18.12	543,552 USD
2020-07-17	2020-07-15	PS Planned sale	Paul Robert Chief Medical Officer Officer	378 -0.2% 23.58 8,913 USD	378 -0.2%	23.58	8,913 USD
2020-07-17	2020-07-15	PS Planned sale	Paul Robert Chief Medical Officer Officer	9,622 -4.3% 22.94 220,729 USD	9,622 -4.3%	22.94	220,729 USD
2020-06-25	2020-06-23	S Sale	MCGUIRE TERRANCE Non-Executive Director Major owner	4,377 -0.0% 31.54 138,063 USD	4,377 -0.0%	31.54	138,063 USD
2020-06-25	2020-06-23	S Sale	Polaris Venture Management Co. VI, L.L.C. Major owner	4,377 -0.0% 31.54 138,063 USD	4,377 -0.0%	31.54	138,063 USD
2020-06-17	2020-06-15	PS Planned sale	Paul Robert Chief Medical Officer Officer	3,909 -1.7% 29.90 116,879 USD	3,909 -1.7%	29.90	116,879 USD
2020-06-17	2020-06-15	PS Planned sale	Paul Robert Chief Medical Officer Officer	6,091 -2.6% 29.43 179,258 USD	6,091 -2.6%	29.43	179,258 USD
2020-06-05	2020-06-03	PS Planned sale	Yu Calvin Vice President, Finance Officer	300 -0.3% 32.02 9,606 USD	300 -0.3%	32.02	9,606 USD
2020-06-05	2020-06-03	PS Planned sale	Yu Calvin Vice President, Finance Officer	1,043 -0.9% 31.04 32,375 USD	1,043 -0.9%	31.04	32,375 USD
2020-05-19	2020-05-15	PS Planned sale	King Robert Chief Development Officer Officer	3,003 -0.6% 27.78 83,423 USD	3,003 -0.6%	27.78	83,423 USD
2020-05-19	2020-05-15	PS Planned sale	King Robert Chief Development Officer Officer	8,632 -1.8% 27.02 233,237 USD	8,632 -1.8%	27.02	233,237 USD
2020-05-19	2020-05-15	PS Planned sale	Paul Robert Chief Medical Officer Officer	2,104 -0.9% 27.78 58,449 USD	2,104 -0.9%	27.78	58,449 USD
2020-05-19	2020-05-15	PS Planned sale	Paul Robert Chief Medical Officer Officer	5,996 -2.5% 27.00 161,892 USD	5,996 -2.5%	27.00	161,892 USD
2020-05-19	2020-05-15	PS Planned sale	King Robert Chief Development Officer Officer	3,365 -0.7% 26.24 88,298 USD	3,365 -0.7%	26.24	88,298 USD
2020-05-19	2020-05-15	PS Planned sale	Paul Robert Chief Medical Officer Officer	1,900 -0.8% 26.15 49,685 USD	1,900 -0.8%	26.15	49,685 USD
2020-04-16	2020-04-16	S Sale	ORBIMED ADVISORS LLC Major owner	15,086 -0.8% 23.53 354,974 USD	15,086 -0.8%	23.53	354,974 USD
2020-04-16	2020-04-16	S Sale	ORBIMED ADVISORS LLC Major owner	47,097 -0.8% 23.53 1,108,192 USD	47,097 -0.8%	23.53	1,108,192 USD
2020-04-17	2020-04-15	PS Planned sale	Paul Robert Chief Medical Officer Officer	10,000 -3.9% 22.27 222,700 USD	10,000 -3.9%	22.27	222,700 USD
2020-04-16	2020-04-14	S Sale	ORBIMED ADVISORS LLC Major owner	5,636 -0.3% 23.52 132,559 USD	5,636 -0.3%	23.52	132,559 USD
2020-04-16	2020-04-14	S Sale	ORBIMED ADVISORS LLC Major owner	17,595 -0.3% 23.52 413,834 USD	17,595 -0.3%	23.52	413,834 USD
2020-04-09	2020-04-09	S Sale	ORBIMED ADVISORS LLC Major owner	69,893 -3.5% 23.79 1,662,754 USD	69,893 -3.5%	23.79	1,662,754 USD
2020-04-09	2020-04-09	S Sale	ORBIMED ADVISORS LLC Major owner	218,208 -3.5% 23.79 5,191,168 USD	218,208 -3.5%	23.79	5,191,168 USD
2020-04-09	2020-04-08	S Sale	ORBIMED ADVISORS LLC Major owner	20,041 -1.0% 23.65 473,970 USD	20,041 -1.0%	23.65	473,970 USD
2020-04-09	2020-04-08	S Sale	ORBIMED ADVISORS LLC Major owner	62,573 -1.0% 23.65 1,479,851 USD	62,573 -1.0%	23.65	1,479,851 USD
2020-04-09	2020-04-07	S Sale	ORBIMED ADVISORS LLC Major owner	2,224 -0.1% 23.10 51,374 USD	2,224 -0.1%	23.10	51,374 USD
2020-04-09	2020-04-07	S Sale	ORBIMED ADVISORS LLC Major owner	6,946 -0.1% 23.10 160,453 USD	6,946 -0.1%	23.10	160,453 USD
2020-04-02	2020-03-31	S Sale	ORBIMED ADVISORS LLC Major owner	60,645 -2.9% 24.50 1,485,803 USD	60,645 -2.9%	24.50	1,485,803 USD
2020-04-02	2020-03-31	S Sale	ORBIMED ADVISORS LLC Major owner	189,355 -2.9% 24.50 4,639,198 USD	189,355 -2.9%	24.50	4,639,198 USD
2020-03-25	2020-03-25	S Sale	ORBIMED ADVISORS LLC Major owner	13,684 -0.7% 24.66 337,447 USD	13,684 -0.7%	24.66	337,447 USD
2020-03-25	2020-03-25	S Sale	ORBIMED ADVISORS LLC Major owner	42,727 -0.7% 24.66 1,053,648 USD	42,727 -0.7%	24.66	1,053,648 USD
2020-03-25	2020-03-24	S Sale	ORBIMED ADVISORS LLC Major owner	16,409 -0.8% 24.45 401,200 USD	16,409 -0.8%	24.45	401,200 USD
2020-03-25	2020-03-24	S Sale	ORBIMED ADVISORS LLC Major owner	51,235 -0.8% 24.45 1,252,696 USD	51,235 -0.8%	24.45	1,252,696 USD
2020-03-25	2020-03-23	S Sale	ORBIMED ADVISORS LLC Major owner	3,541 -0.2% 26.05 92,243 USD	3,541 -0.2%	26.05	92,243 USD
2020-03-25	2020-03-23	S Sale	ORBIMED ADVISORS LLC Major owner	11,057 -0.2% 26.05 288,035 USD	11,057 -0.2%	26.05	288,035 USD
2020-03-17	2020-03-13	PS Planned sale	Paul Robert Chief Medical Officer Officer	176 -0.1% 24.46 4,305 USD	176 -0.1%	24.46	4,305 USD
2020-03-17	2020-03-13	PS Planned sale	Paul Robert Chief Medical Officer Officer	5,459 -2.1% 23.49 128,232 USD	5,459 -2.1%	23.49	128,232 USD
2020-03-17	2020-03-13	PS Planned sale	Paul Robert Chief Medical Officer Officer	2,884 -1.1% 22.47 64,803 USD	2,884 -1.1%	22.47	64,803 USD
2020-03-17	2020-03-13	PS Planned sale	Paul Robert Chief Medical Officer Officer	1,481 -0.6% 21.57 31,945 USD	1,481 -0.6%	21.57	31,945 USD
2020-03-04	2020-03-02	S Sale	ORBIMED ADVISORS LLC Major owner	38,808 -100.0% 26.00 1,009,008 USD	38,808 -100.0%	26.00	1,009,008 USD
2020-03-04	2020-03-02	S Sale	ORBIMED ADVISORS LLC Major owner	445,086 -17.4% 26.00 11,572,236 USD	445,086 -17.4%	26.00	11,572,236 USD
2020-03-04	2020-03-02	S Sale	ORBIMED ADVISORS LLC Major owner	1,390,309 -17.4% 26.00 36,148,034 USD	1,390,309 -17.4%	26.00	36,148,034 USD
2020-02-18	2020-02-14	PS Planned sale	King Robert Chief Development Officer Officer	10,332 -2.1% 29.77 307,584 USD	10,332 -2.1%	29.77	307,584 USD
2020-02-18	2020-02-14	PS Planned sale	King Robert Chief Development Officer Officer	4,668 -0.9% 29.09 135,792 USD	4,668 -0.9%	29.09	135,792 USD
2020-02-18	2020-02-14	PS Planned sale	Paul Robert Chief Medical Officer Officer	7,000 -2.6% 29.74 208,180 USD	7,000 -2.6%	29.74	208,180 USD
2020-02-18	2020-02-14	PS Planned sale	Paul Robert Chief Medical Officer Officer	3,000 -1.1% 29.07 87,210 USD	3,000 -1.1%	29.07	87,210 USD
2020-02-11	2020-02-07	PS Planned sale	Oney Sabah Chief Business Officer Officer	19,900 -3.4% 35.03 697,097 USD	19,900 -3.4%	35.03	697,097 USD
2020-02-10	2020-02-07	PS Planned sale	Yu Calvin Vice President, Finance Officer	24,033 -17.8% 35.02 841,636 USD	24,033 -17.8%	35.02	841,636 USD
2020-02-10	2020-02-06	PS Planned sale	Yu Calvin Vice President, Finance Officer	2,621 -2.1% 35.00 91,735 USD	2,621 -2.1%	35.00	91,735 USD
2020-02-06	2020-02-06	PS Planned sale	Oney Sabah Chief Business Officer Officer	100 -0.0% 35.00 3,500 USD	100 -0.0%	35.00	3,500 USD
2020-02-07	2020-02-05	PS Planned sale	Paul Robert Chief Medical Officer Officer	10,000 -3.5% 32.10 321,000 USD	10,000 -3.5%	32.10	321,000 USD
2020-02-06	2020-02-04	PS Planned sale	SCHELLER RICHARD H	10,000 -50.0% 29.67 296,700 USD	10,000 -50.0%	29.67	296,700 USD
2020-02-06	2020-02-04	PS Planned sale	Yu Calvin Vice President, Finance Officer	63,541 -33.6% 30.04 1,908,772 USD	63,541 -33.6%	30.04	1,908,772 USD
2020-02-06	2020-02-04	PS Planned sale	Oney Sabah Chief Business Officer Officer	16,667 -2.7% 30.00 500,010 USD	16,667 -2.7%	30.00	500,010 USD
2020-02-03	2020-02-03	B Purchase	Wehner David M.	20,000 +81.2% 25.00 500,000 USD	20,000 +81.2%	25.00	500,000 USD
2020-02-03	2020-01-30	PS Planned sale	Paul Robert Chief Medical Officer	8,000 -2.8% 28.00 224,000 USD	8,000 -2.8%	28.00	224,000 USD
2020-01-27	2020-01-27	PS Planned sale	Oney Sabah Chief Business Officer	14,467 -2.4% 25.05 362,398 USD	14,467 -2.4%	25.05	362,398 USD
2020-01-27	2020-01-23	PS Planned sale	Paul Robert Chief Medical Officer	599 -0.2% 25.22 15,107 USD	599 -0.2%	25.22	15,107 USD
2020-01-27	2020-01-23	PS Planned sale	Paul Robert Chief Medical Officer	5,401 -1.9% 24.22 130,812 USD	5,401 -1.9%	24.22	130,812 USD
2020-01-27	2020-01-23	PS Planned sale	Oney Sabah Chief Business Officer	2,200 -0.4% 25.21 55,462 USD	2,200 -0.4%	25.21	55,462 USD
2020-01-23	2020-01-22	PS Planned sale	King Robert Chief Development Officer	3 -0.0% 22.01 66 USD	3 -0.0%	22.01	66 USD
2020-01-23	2020-01-21	PS Planned sale	King Robert Chief Development Officer	14,997 -2.9% 22.01 330,084 USD	14,997 -2.9%	22.01	330,084 USD
2020-01-17	2020-01-15	PS Planned sale	Paul Robert Chief Medical Officer	10,000 -3.5% 18.67 186,700 USD	10,000 -3.5%	18.67	186,700 USD
2020-01-13	2020-01-09	S Sale	ORBIMED ADVISORS LLC Major owner	1,392 -3.5% 19.50 27,144 USD	1,392 -3.5%	19.50	27,144 USD
2020-01-13	2020-01-09	S Sale	ORBIMED ADVISORS LLC Major owner	91,818 -3.5% 19.50 1,790,451 USD	91,818 -3.5%	19.50	1,790,451 USD
2020-01-13	2020-01-09	S Sale	ORBIMED ADVISORS LLC Major owner	286,787 -3.5% 19.50 5,592,347 USD	286,787 -3.5%	19.50	5,592,347 USD
2019-12-26	2019-12-26	S Sale	ORBIMED ADVISORS LLC Major owner	1,200 -2.9% 18.60 22,320 USD	1,200 -2.9%	18.60	22,320 USD
2019-12-26	2019-12-26	S Sale	ORBIMED ADVISORS LLC Major owner	2,325 -0.1% 18.60 43,245 USD	2,325 -0.1%	18.60	43,245 USD
2019-12-26	2019-12-26	S Sale	ORBIMED ADVISORS LLC Major owner	7,275 -0.1% 18.60 135,315 USD	7,275 -0.1%	18.60	135,315 USD
2019-12-26	2019-12-24	S Sale	ORBIMED ADVISORS LLC Major owner	8,000 -16.2% 19.59 156,720 USD	8,000 -16.2%	19.59	156,720 USD