Insiders · Profile

BAKER BROS. ADVISORS LP

Director at Kodiak Sciences · Former 10% owner at Celcuity · Director at BeOne Medicines · and 15 more. Filing since 5 Mar 2014. CIK 0001263508

Company
Date
Role
Action
Shares
Amount
Of holding
29 Sep 2026
Director
Bought
33,726
$2.87M
0.2%
28 Sep 2026
Director
Bought
1,908,029
$154.12M
10.5%
14 Jul 2026
Former 10% owner
Sold at will
3,100,000
$317.75M
87.5%
22 May 2026
Director
Sold at will
10,998
$261.98K
7.2%
18 Dec 2025
Director
Bought
2,608,696
$60.00M
16.6%
11 Dec 2025
Director
Bought
2,005,813
$172.50M
33.7%
20 Nov 2025
10% owner
Bought
28,867
$261.85K
0.6%
12 Nov 2025
10% owner
Bought
100,736
$781.64K
2.2%
11 Nov 2025
10% owner
Bought
46,434
$348.19K
1.0%
10 Nov 2025
10% owner
Bought
30,874
$222.76K
0.7%
1 Oct 2025
Former 10% owner
Sold at will
513,607
$710.73K
91.7%
30 Sep 2025
Former 10% owner
Sold at will
216,801
$345.99K
69.1%
8 Sep 2025
10% owner
Bought
170,100
$9.57M
2.4%
20 Aug 2025
Director
Bought
59,901
$23.07M
3.2%
18 Aug 2025
Director
Bought
105,782
$38.85M
5.9%
30 Jun 2025
Director
Bought
655,500
$28.84M
12.0%
17 Mar 2025
Director
Bought
807,338
$23.99M
60.4%
28 Feb 2025
Director
Sold at will
732,827
$190.54M
50.1%
30 Dec 2024
10% owner
Bought
310,559
$2.00M
40.2%
16 Dec 2024
Director
Bought
500,000
$7.67M
5.3%
13 Dec 2024
Director
Bought
985,397
$13.56M
11.5%
9 Dec 2024
Director
Sold at will
1,037,017
$194.20M
56.7%
20 Aug 2024
Director
Bought
1
$46.41
0.0%
14 Dec 2023
Director
Bought
20,633
$4.71M
1.2%
13 Dec 2023
Director
Bought
81,159
$17.81M
4.8%
12 Dec 2023
Director
Bought
34,578
$7.55M
2.1%
21 Nov 2023
Director
Bought
64,350
$12.13M
4.0%
20 Nov 2023
Director
Bought
20,709
$3.85M
1.3%
17 Nov 2023
Director
Bought
46,370
$8.10M
3.0%
15 Nov 2023
Director
Bought
15,199
$2.46M
1.0%
14 Nov 2023
Director
Sold at will
1,100,000
$198.55M
55.6%
14 Nov 2023
Director
Bought
71,848
$11.15M
4.9%
13 Nov 2023
Director
Bought
69,839
$10.00M
5.0%
17 Aug 2023
Director
Bought
166,942
$115.62K
3.1%
16 Aug 2023
Director
Bought
229,600
$156.25K
4.4%
15 Aug 2023
Director
Bought
1,888,800
$1.19M
56.3%
24 May 2023
Director
Bought
553,263
$14.10M
1.4%
23 May 2023
Director
Bought
209,053
$5.31M
0.5%
22 May 2023
Director
Bought
134,206
$3.30M
0.3%
6 Jun 2022
Director
Bought
303,917
$2.36M
1.9%
6 Jun 2022
10% owner
Bought
38,304
$245.38K
0.9%
3 Jun 2022
Director
Bought
102,200
$812.48K
0.7%
2 Jun 2022
Director
Bought
166,232
$1.27M
1.1%
2 Jun 2022
10% owner
Bought
2,643
$15.38K
0.1%
27 May 2022
Director
Bought
155,940
$1.07M
1.0%
26 May 2022
Director
Bought
93,322
$628.58K
0.6%
25 May 2022
Director
Bought
101,144
$664.14K
0.7%
24 May 2022
10% owner
Bought
23,823
$137.10K
0.5%
23 May 2022
10% owner
Bought
7,837
$46.92K
0.2%
20 May 2022
10% owner
Bought
16,849
$98.42K
0.4%
18 May 2022
Director
Bought
223,766
$1.34M
1.5%
18 May 2022
10% owner
Bought
34,433
$206.53K
0.8%
17 May 2022
Director
Bought
110,824
$663.57K
0.7%
17 May 2022
10% owner
Bought
18,511
$113.47K
0.4%
16 May 2022
Director
Bought
122,100
$697.84K
0.8%
16 May 2022
10% owner
Bought
19,000
$110.69K
0.4%
11 May 2022
Director
Bought
25,865
$51.35K
1.0%
10 May 2022
Director
Bought
1,333,927
$2.51M
114%
10 Mar 2022
Director
Bought
218,563
$15.98M
0.7%
9 Mar 2022
Director
Bought
70,517
$5.06M
0.2%
8 Mar 2022
Director
Bought
100,000
$7.07M
0.3%
22 Feb 2022
Director
Bought
99,800
$6.79M
0.3%
18 Feb 2022
Director
Bought
133,032
$9.10M
0.4%
17 Feb 2022
Director
Bought
292,972
$19.84M
0.9%
17 Feb 2022
Director
Bought
300,000
$16.37M
2.1%
16 Feb 2022
Director
Bought
95,165
$5.15M
0.7%
15 Feb 2022
Director
Bought
5,800
$314.10K
0.0%
14 Feb 2022
Director
Bought
502,852
$33.20M
1.6%
11 Feb 2022
Director
Bought
276,507
$18.48M
0.9%
10 Feb 2022
Director
Bought
819,015
$55.28M
2.6%
31 Jan 2022
Director
Bought
30,148
$1.73M
0.2%
28 Jan 2022
Director
Bought
55,258
$2.79M
0.4%
27 Jan 2022
Director
Bought
262,259
$13.57M
1.9%
25 Jan 2022
Director
Bought
5,500
$323.93K
0.0%
24 Jan 2022
Director
Bought
362,197
$20.91M
2.7%
21 Jan 2022
Director
Bought
133,414
$7.58M
1.0%
17 Dec 2021
Director
Bought
1,075,872
$78.32M
3.6%
16 Dec 2021
Director
Bought
169,315
$12.18M
0.6%
15 Dec 2021
Director
Bought
350,332
$25.05M
1.2%
30 Sep 2021
Director
Bought
86,932
$8.33M
0.6%
16 Sep 2021
Director
Bought
1,153
$109.06K
0.0%
15 Sep 2021
Director
Bought
30,685
$2.90M
0.2%
7 Sep 2021
Director
Bought
57,501
$5.37M
0.4%
19 Aug 2021
Director
Bought
83,648
$7.32M
0.6%
18 Aug 2021
Director
Bought
22,584
$1.98M
0.2%
17 Aug 2021
Director
Bought
8,164
$701.25K
0.1%
13 Aug 2021
Director
Bought
38,264
$3.39M
0.3%
12 Aug 2021
Director
Bought
10,986
$958.95K
0.1%
11 Aug 2021
Director
Bought
53,523
$4.61M
0.4%
20 Jul 2021
Director
Bought
1,425,000
$21.38M
opened
30 Jun 2021
Director
Bought
155,577
$14.35M
1.2%
29 Jun 2021
Director
Bought
54,078
$4.89M
0.4%
28 Jun 2021
Director
Bought
48,274
$4.41M
0.4%
4 Jan 2021
Director
Sold, plan not stated
121,154
$26.71M
11.1%
4 Dec 2020
Director
Sold, plan not stated
1,511,546
$333.30M
60.7%
20 Nov 2020
Director
Bought
1,527,777
$165.00M
13.6%
29 Sep 2020
Director
Bought
1,578,947
$30.00M
20.6%
25 Sep 2020
Director
Bought
48,125
$2.73M
0.4%
24 Sep 2020
Director
Bought
36,020
$1.87M
0.3%
23 Sep 2020
Director
Bought
92,069
$4.83M
0.8%
22 Sep 2020
Director
Bought
74,958
$3.80M
0.7%
8 Sep 2020
Director
Bought
116,295
$5.51M
1.1%
4 Sep 2020
Director
Bought
82,801
$3.87M
0.8%
3 Sep 2020
Director
Bought
123,883
$5.94M
1.1%
21 Aug 2020
Director
Bought
139,044
$6.76M
1.3%
20 Aug 2020
Director
Bought
60,573
$2.87M
0.6%
19 Aug 2020
Director
Bought
3,869
$181.79K
0.0%
7 Jul 2020
Director
Bought
424,000
$6.47M
13.8%
28 May 2020
Director
Bought
2
$205.10
0.0%
18 Mar 2020
Director
Bought
135,897
$4.56M
0.4%
18 Mar 2020
Director
Bought
35,400
$1.32M
0.3%
17 Mar 2020
Director
Bought
219,800
$7.22M
0.6%
17 Mar 2020
Director
Bought
10,000
$389.85K
0.1%
16 Mar 2020
Director
Bought
694,303
$21.88M
1.9%
16 Mar 2020
Director
Bought
104,600
$4.18M
1.0%
26 Feb 2020
Director
Bought
100,000
$5.80M
1.0%
25 Feb 2020
Director
Bought
206,126
$11.94M
2.0%
24 Feb 2020
Director
Bought
71,123
$4.09M
0.7%
20 Dec 2019
Director
Bought
3,017,542
$25.35M
30.6%
6 Dec 2019
Director
Bought
1,902,173
$87.50M
23.1%
20 Sep 2019
Director
Bought
1,562,500
$62.50M
4.4%
7 Aug 2019
Director
Bought
289,725
$882.88K
3.0%
6 Aug 2019
Director
Bought
81,800
$232.73K
0.8%
30 Nov 2018
Director
Bought
11,764,705
$200.00M
48.6%
9 Oct 2018
Director
Bought
2,500,000
$25.00M
42.6%
20 Sep 2018
Director
Bought
1,210,776
$22.65M
5.1%
2 Aug 2018
Director
Bought
5,814,100
$627.92M
opened
29 May 2018
Director
Bought
3,000,000
$54.00M
opened
18 Jan 2018
Director
Bought
1,980,198
$200.00M
63.0%
5 Oct 2017
Former 10% owner
Bought
885,000
$15.05M
89.1%
8 Sep 2017
Director
Bought
100,000
$13.20M
0.3%
11 Aug 2017
Director
Bought
176,056
$12.50M
5.3%
9 Jan 2017
10% owner
Bought
398,062
$6.84M
4.2%
18 Nov 2016
Director
Bought
1,760,495
$56.34M
113%
20 Sep 2016
10% owner
Bought
2,783,605
$34.11M
42.0%
16 Aug 2016
10% owner
Sold, plan not stated
990
$4.25K
0.1%
15 Aug 2016
10% owner
Sold, plan not stated
400,000
$1.93M
20.5%
12 Aug 2016
10% owner
Sold, plan not stated
3,645,600
$18.32M
69.4%
10 Aug 2016
Director
Bought
1,303,030
$43.00M
6.2%
11 May 2016
Former 10% owner
Bought
200,000
$3.60M
25.8%
1 Apr 2016
Director
Bought
302,900
$8.64M
1.5%
31 Mar 2016
Director
Bought
683,644
$18.60M
3.4%
30 Mar 2016
Director
Bought
462,546
$12.00M
19.8%
16 Mar 2016
10% owner
Bought
361,755
$2.89M
5.5%
15 Mar 2016
10% owner
Bought
106,538
$850.48K
1.6%
15 Mar 2016
10% owner
Bought
3,374
$26.58K
0.4%
8 Feb 2016
Director
Bought
1,912,680
$45.90M
opened
5 Feb 2016
10% owner
Bought
45,000
$284.66K
0.4%
4 Feb 2016
10% owner
Bought
24,800
$164.92K
0.2%
3 Feb 2016
10% owner
Bought
91,187
$573.31K
0.7%
2 Feb 2016
10% owner
Bought
91,728
$598.36K
0.7%
28 Jan 2016
10% owner
Bought
25,000
$172.02K
0.2%
27 Jan 2016
10% owner
Bought
63,345
$441.97K
0.5%
26 Jan 2016
10% owner
Bought
77,639
$839.52K
1.2%
25 Jan 2016
10% owner
Bought
10,945
$121.58K
0.2%
22 Jan 2016
10% owner
Bought
50,315
$539.47K
0.8%
22 Jan 2016
10% owner
Bought
3,200
$22.39K
0.0%
22 Jan 2016
10% owner
Bought
1,887
$20.34K
0.2%
21 Jan 2016
10% owner
Bought
103,600
$755.37K
0.8%
20 Jan 2016
10% owner
Bought
112,034
$1.06M
1.8%
20 Jan 2016
10% owner
Bought
52,695
$362.17K
0.4%
19 Jan 2016
10% owner
Bought
73,016
$665.47K
1.2%
19 Jan 2016
10% owner
Bought
92,200
$656.75K
0.7%
19 Jan 2016
10% owner
Bought
5,029
$45.64K
0.7%
15 Jan 2016
10% owner
Bought
200,000
$1.49M
1.7%
15 Jan 2016
10% owner
Bought
84,670
$717.20K
1.4%
14 Jan 2016
10% owner
Bought
107,983
$878.41K
1.8%
14 Jan 2016
10% owner
Bought
9,970
$81.47K
1.4%
10 Sep 2015
10% owner
Bought
2,213,469
$34.31M
58.1%
10 Sep 2015
10% owner
Bought
266,563
$4.13M
58.1%
5 Mar 2014
Director
Bought
526,316
$15.00M
2.9%
171 decisions on file.