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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
89BIO INC: ETNB
Price: 12/20/24 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$7.94 $16.63 $6.43 $934 118 937 0.0% 6.3% 94.06% 0.75%
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
MANSBACH HARRY H
O
JB
---
95,000
---
12/12/24
---
---
247,039
62.5
D
R
12/16/24 - 6:11:30 am
2
    
 
LE NGUYEN QUOC
O
JB
---
95,000
---
12/12/24
---
---
282,796
50.6
D
R
12/16/24 - 6:10:57 am
3
    
 
MARTINS RYAN
CFO
JB
---
95,000
---
12/12/24
---
---
197,620
92.6
D
R
12/16/24 - 6:10:30 am
4
1y
2
100%
173%
3
PALEKAR ROHAN
CEO,DIR
B
$39,450
5,000
---
12/6/24
---
$7.89
471,236
1.1
D
---
12/10/24 - 6:02:26 am
5
1w
1
0%
-2%
2
MCWHERTER CHARLES
DIR
B
$80,000
10,000
---
12/5/24
---
$8.00
10,000
New
D
---
12/9/24 - 6:01:06 am
6
1y
2
100%
173%
3
PALEKAR ROHAN
CEO,DIR
B
$83,500
10,000
---
11/22/24
---
$8.35
466,236
2.2
D
---
11/25/24 - 6:05:30 am
7
    
 
LE NGUYEN QUOC
O
AS
$226,995
27,955
---
10/30/24
---
$8.12
187,796
-13.0
D
10b
11/1/24 - 4:01:03 pm
8
    
 
MANSBACH HARRY H
O
JS
$45,278
5,352
---
9/9/24
---
$8.46
152,039
-3.4
D
R
9/10/24 - 4:01:07 pm
9
    
 
MARTINS RYAN
CFO
JS
$27,174
3,212
---
9/9/24
---
$8.46
102,620
-3.0
D
R
9/10/24 - 4:01:05 pm
10
    
 
LE NGUYEN QUOC
O
JS
$45,278
5,352
---
9/9/24
---
$8.46
215,751
-2.4
D
R
9/10/24 - 4:01:04 pm
11
    
 
MANSBACH HARRY H
O
JS
$8,410
1,046
---
8/17/24
---
$8.04
157,391
-0.7
D
R
8/19/24 - 5:34:28 pm
12
    
 
PALEKAR ROHAN
CEO,DIR
JS
$36,992
4,601
---
8/17/24
---
$8.04
456,236
-1.0
D
R
8/19/24 - 5:29:17 pm
13
    
 
MARTINS RYAN
CFO
JS
$6,247
777
---
8/17/24
---
$8.04
105,832
-0.7
D
R
8/19/24 - 5:28:34 pm
14
    
 
LE NGUYEN QUOC
O
JS
$8,410
1,046
---
8/17/24
---
$8.04
221,103
-0.5
D
R
8/19/24 - 5:28:33 pm
15
    
 
SARENA FRANCIS WILLARD
COO
JB
---
25,000
---
8/5/24
---
---
25,000
New
D
R
8/7/24 - 6:05:05 pm
16
    
 
SARENA FRANCIS WILLARD
COO
3
---
---
---
7/30/24
---
---
---
---
---
---
8/7/24 - 6:00:04 pm
17
    
 
MCWHERTER CHARLES
DIR
3
---
---
---
7/30/24
---
---
---
---
---
---
8/7/24 - 6:00:02 pm
18
    
 
BABLER MARTIN
DIR
3
---
---
---
4/13/24
---
---
---
---
---
---
4/23/24 - 4:01:05 pm
19
1y
9
22%
20%
59
RA CAPITAL MANAGEMENT L P
DIR,BO
OB
$7,499,996
1,408,450
---
4/11/24
---
$5.33
13,840,034
11.3
I
---
4/15/24 - 4:15:15 pm
20
1y
2
100%
-45%
3
PALEKAR ROHAN
CEO,DIR
OS
$575,153
52,718
---
4/1/24
---
$10.91
459,171
-10.3
D
10b
4/3/24 - 4:01:07 pm
21
    
 
PALEKAR ROHAN
CEO,DIR
OE
$48,250
25,000
---
4/1/24
---
$1.93
511,889
5.1
D
10b
4/3/24 - 4:01:07 pm
22
1y
9
22%
20%
59
RA CAPITAL MANAGEMENT L P
DIR,BO
B
$20,722,500
1,350,000
---
3/4/24
---
$15.35
12,431,584
12.2
I
---
3/6/24 - 5:40:19 pm
23
1y
2
100%
-45%
3
PALEKAR ROHAN
CEO,DIR
AS
$48,173
4,477
---
2/26/24
---
$10.76
486,889
-0.9
D
10b
2/28/24 - 6:43:17 pm
24
    
 
MARTINS RYAN
CFO
JS
$7,578
778
---
2/17/24
---
$9.74
106,609
-0.7
D
R
2/23/24 - 8:55:53 pm
25
    
 
PALEKAR ROHAN
CEO,DIR
JS
$44,823
4,602
---
2/17/24
---
$9.74
491,366
-0.9
D
R
2/23/24 - 8:51:53 pm
26
    
 
LE NGUYEN QUOC
O
JS
$10,188
1,046
---
2/17/24
---
$9.74
222,149
-0.5
D
R
2/23/24 - 8:50:09 pm
27
    
 
MANSBACH HARRY H
O
JS
$10,188
1,046
---
2/17/24
---
$9.74
158,437
-0.7
D
R
2/23/24 - 8:41:40 pm
28
    
 
MARTINS RYAN
CFO
JS
$30,150
3,568
---
2/9/24
---
$8.45
107,387
-3.2
D
R
2/13/24 - 9:12:45 pm
29
    
 
MANSBACH HARRY H
O
JS
$30,150
3,568
---
2/9/24
---
$8.45
159,483
-2.2
D
R
2/13/24 - 9:04:24 pm
30
    
 
LE NGUYEN QUOC
O
JS
$30,150
3,568
---
2/9/24
---
$8.45
223,195
-1.6
D
R
2/13/24 - 9:02:33 pm
31
    
 
PALEKAR ROHAN
CEO,DIR
JS
$107,062
12,670
---
2/9/24
---
$8.45
480,968
-2.6
D
R
2/13/24 - 8:58:14 pm
32
    
 
MANSBACH HARRY H
O
JS
$11,662
1,190
---
2/5/24
---
$9.80
163,051
-0.7
D
R
2/5/24 - 8:22:51 pm
33
    
 
LE NGUYEN QUOC
O
JS
$11,662
1,190
---
2/5/24
---
$9.80
226,763
-0.5
D
R
2/5/24 - 8:22:47 pm
34
    
 
PALEKAR ROHAN
CEO,DIR
JS
$49,666
5,068
---
2/5/24
---
$9.80
493,646
-1.0
D
R
2/5/24 - 8:16:12 pm
35
    
 
MARTINS RYAN
CFO
JS
$8,742
892
---
2/5/24
---
$9.80
110,955
-0.8
D
R
2/5/24 - 8:07:58 pm
36
    
 
MANSBACH HARRY H
O
JB
---
48,750
---
2/1/24
---
---
164,241
42.2
D
R
2/5/24 - 8:22:51 pm
37
    
 
LE NGUYEN QUOC
O
JB
---
48,750
---
2/1/24
---
---
227,953
27.2
D
R
2/5/24 - 8:22:47 pm
38
    
 
PALEKAR ROHAN
CEO,DIR
JB
---
150,000
---
2/1/24
---
---
498,714
43.0
D
R
2/5/24 - 8:16:12 pm
39
    
 
MARTINS RYAN
CFO
JB
---
48,750
---
2/1/24
---
---
111,847
77.3
D
R
2/5/24 - 8:07:58 pm
40
    
 
MANSBACH HARRY H
O
JS
$111,507
9,671
---
1/5/24
---
$11.53
115,491
-7.7
D
R
1/8/24 - 7:00:41 pm
41
    
 
MANSBACH HARRY H
O
JB
---
25,000
---
1/5/24
---
---
125,162
25.0
D
R
1/8/24 - 7:00:41 pm
42
    
 
MARTINS RYAN
CFO
JS
$70,610
6,124
---
1/5/24
---
$11.53
63,097
-8.8
D
R
1/8/24 - 6:35:58 pm
43
    
 
MARTINS RYAN
CFO
JB
---
15,000
---
1/5/24
---
---
69,221
27.7
D
R
1/8/24 - 6:35:58 pm
44
    
 
LE NGUYEN QUOC
O
JS
$111,507
9,671
---
1/5/24
---
$11.53
179,203
-5.1
D
R
1/8/24 - 6:32:34 pm
45
    
 
LE NGUYEN QUOC
O
JB
---
25,000
---
1/5/24
---
---
188,874
15.3
D
R
1/8/24 - 6:32:34 pm
46
    
 
PALEKAR ROHAN
CEO,DIR
JS
$317,202
27,511
---
1/5/24
---
$11.53
348,714
-7.3
D
R
1/8/24 - 6:31:58 pm
47
    
 
PALEKAR ROHAN
CEO,DIR
JB
---
75,000
---
1/5/24
---
---
376,225
24.9
D
R
1/8/24 - 6:31:58 pm
48
1y
2
100%
-45%
3
PALEKAR ROHAN
CEO,DIR
OS
$560,000
50,000
---
12/29/23
---
$11.20
301,225
-14.2
D
10b
1/3/24 - 4:54:23 pm
49
    
 
PALEKAR ROHAN
CEO,DIR
OE
$96,500
50,000
---
12/29/23
---
$1.93
351,225
16.6
D
10b
1/3/24 - 4:54:23 pm
50
    
 
MANSBACH HARRY H
O
JS
$63,467
3,821
---
9/9/23
---
$16.61
100,162
-3.7
D
R
9/12/23 - 4:06:35 pm
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