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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:
TWIST BIOSCIENCE CORP: TWST
Price: 10/24/25 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
$34.11 $55.33 $24.07 $2,059 60 1,811 0.0% 20.3% 118.41% 1.77%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Biological Products, (No Disgnostic Substances)
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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
    
 
LEPROUST EMILY M
CEO,DIR
S
$37,057
1,132
---
4/2/24
---
$32.74
514,149
-0.2
D
R
4/4/24 - 4:05:17 pm
2
    
 
GREEN PAULA
VP,HR
S
$7,497
229
---
4/2/24
---
$32.74
92,421
-0.2
D
R
4/4/24 - 4:05:12 pm
3
    
 
CHO DENNIS
O
S
$7,709
230
---
3/20/24
---
$33.52
81,133
-0.3
D
R
3/22/24 - 4:05:37 pm
4
1y
42
62%
45%
1
BANYAI WILLIAM
O
S
$14,814
442
---
3/20/24
---
$33.52
346,313
-0.1
D
R
3/22/24 - 4:05:32 pm
5
    
 
LEPROUST EMILY M
CEO,DIR
S
$37,806
1,128
---
3/20/24
---
$33.52
515,281
-0.2
D
R
3/22/24 - 4:05:29 pm
6
    
 
GREEN PAULA
VP,HR
S
$6,703
200
---
3/20/24
---
$33.52
92,650
-0.2
D
R
3/22/24 - 4:05:26 pm
7
    
 
CHO DENNIS
O
S
$3,218
93
---
3/14/24
---
$34.60
81,363
-0.1
D
R
3/18/24 - 4:05:25 pm
8
    
 
CHO DENNIS
O
S
$10,181
272
---
3/6/24
---
$37.43
81,456
-0.3
D
R
3/8/24 - 4:05:36 pm
9
    
 
WERNER ROBERT F
CAO
S
$6,775
181
---
3/6/24
---
$37.43
43,680
-0.4
D
R
3/8/24 - 4:05:32 pm
10
    
 
LEPROUST EMILY M
CEO,DIR
S
$55,658
1,487
---
3/6/24
---
$37.43
516,409
-0.3
D
R
3/8/24 - 4:05:28 pm
11
    
 
GREEN PAULA
VP,HR
S
$22,458
600
---
3/6/24
---
$37.43
92,850
-0.6
D
R
3/8/24 - 4:05:24 pm
12
1y
42
62%
45%
1
BANYAI WILLIAM
O
S
$20,549
549
---
3/6/24
---
$37.43
346,755
-0.2
D
R
3/8/24 - 4:05:20 pm
13
1y
9
89%
-56%
2
CHESS ROBERT
DIR
S
$143,784
4,110
---
2/8/24
---
$34.98
64,169
-6.0
D
R
2/9/24 - 4:10:40 pm
14
    
 
JOHANNESSEN JAN
DIR
JB
---
5,815
---
2/6/24
---
---
17,431
50.1
D
---
2/9/24 - 4:10:58 pm
15
    
 
MAI XIAOYING
DIR
JB
---
5,815
---
2/6/24
---
---
31,057
23.0
D
---
2/9/24 - 4:10:51 pm
16
    
 
CHAN NELSON C
DIR
JB
---
5,815
---
2/6/24
---
---
23,684
32.5
D
---
2/9/24 - 4:10:45 pm
17
    
 
CHESS ROBERT
DIR
JB
---
5,815
---
2/6/24
---
---
68,279
9.3
D
R
2/9/24 - 4:10:40 pm
18
    
 
RAGUSA ROBERT P
DIR
JB
---
5,815
---
2/6/24
---
---
19,416
42.8
D
---
2/9/24 - 4:10:34 pm
19
    
 
CRANDELL KEITH
DIR
JB
---
5,815
---
2/6/24
---
---
18,004
47.7
D
---
2/9/24 - 4:10:27 pm
20
    
 
STAROVASNIK MELISSA A
DIR
JB
---
5,815
---
2/6/24
---
---
17,155
51.3
D
---
2/9/24 - 4:10:16 pm
21
    
 
BANYAI WILLIAM
O
JS
$38,163
1,043
---
2/2/24
---
$36.59
347,304
-0.3
D
R
2/6/24 - 4:05:43 pm
22
    
 
CHO DENNIS
O
JS
$27,662
756
---
2/2/24
---
$36.59
80,437
-0.9
D
R
2/6/24 - 4:05:25 pm
23
    
 
LEPROUST EMILY M
CEO,DIR
JS
$172,778
4,722
---
2/2/24
---
$36.59
516,605
-0.9
D
R
2/6/24 - 4:05:22 pm
24
    
 
GREEN PAULA
VP,HR
JS
$33,297
910
---
2/2/24
---
$36.59
92,689
-1.0
D
R
2/6/24 - 4:05:20 pm
25
    
 
WERNER ROBERT F
CAO
JS
$4,427
121
---
2/2/24
---
$36.59
43,861
-0.3
D
R
2/6/24 - 4:05:20 pm
26
    
 
FINN PATRICK JOHN
PR,COO
JS
$96,085
2,626
---
2/2/24
---
$36.59
178,140
-1.5
D
R
2/6/24 - 4:05:16 pm
27
    
 
FINN PATRICK JOHN
PR,COO
JS
$82,833
2,383
---
1/22/24
---
$34.76
180,766
-1.3
D
R
1/24/24 - 4:05:16 pm
28
    
 
LAPONIS ADAM
CFO
JB
---
75,000
---
1/8/24
---
---
75,000
New
D
R
1/10/24 - 4:05:25 pm
29
    
 
LAPONIS ADAM
CFO
3
---
---
---
1/8/24
---
---
---
---
D
---
1/10/24 - 4:05:24 pm
30
    
 
FINN PATRICK JOHN
PR,COO
JS
$14,081
382
---
1/2/24
---
$36.86
183,149
-0.2
D
R
1/4/24 - 4:05:39 pm
31
    
 
GREEN PAULA
VP,HR
JS
$10,026
272
---
1/2/24
---
$36.86
93,599
-0.3
D
R
1/4/24 - 4:05:37 pm
32
    
 
LEPROUST EMILY M
CEO,DIR
JS
$43,532
1,181
---
1/2/24
---
$36.86
521,327
-0.2
D
R
1/4/24 - 4:05:28 pm
33
    
 
BANYAI WILLIAM
DIR
JS
$13,122
356
---
1/2/24
---
$36.86
348,347
-0.1
D
R
1/4/24 - 4:05:21 pm
34
    
 
CHO DENNIS
O
JS
$5,160
140
---
1/2/24
---
$36.86
81,193
-0.2
D
R
1/4/24 - 4:05:18 pm
35
    
 
THORBURN JAMES M
CFO
JS
$14,081
382
---
1/2/24
---
$36.86
86,334
-0.4
D
R
1/4/24 - 4:05:15 pm
36
    
 
LEPROUST EMILY M
CEO,DIR
JS
$66,004
1,722
---
12/19/23
---
$38.33
522,508
-0.3
D
R
12/21/23 - 4:05:42 pm
37
    
 
GREEN PAULA
VP,HR
JS
$11,576
302
---
12/19/23
---
$38.33
93,871
-0.3
D
R
12/21/23 - 4:05:38 pm
38
    
 
CHO DENNIS
O
JS
$8,471
221
---
12/19/23
---
$38.33
81,333
-0.3
D
R
12/21/23 - 4:05:24 pm
39
    
 
THORBURN JAMES M
CFO
JS
$20,852
544
---
12/19/23
---
$38.33
86,716
-0.6
D
R
12/21/23 - 4:05:22 pm
40
    
 
BANYAI WILLIAM
DIR
JS
$23,305
608
---
12/19/23
---
$38.33
348,703
-0.2
D
R
12/21/23 - 4:05:17 pm
41
    
 
CHO DENNIS
O
JS
$2,778
89
---
12/13/23
---
$31.21
81,554
-0.1
D
R
12/15/23 - 4:05:40 pm
42
    
 
BANYAI WILLIAM
DIR
JS
$19,119
775
---
12/5/23
---
$24.67
349,311
-0.2
D
R
12/7/23 - 4:05:28 pm
43
    
 
CHO DENNIS
O
JS
$6,414
260
---
12/5/23
---
$24.67
81,643
-0.3
D
R
12/7/23 - 4:05:25 pm
44
    
 
LEPROUST EMILY M
CEO,DIR
JS
$57,456
2,329
---
12/5/23
---
$24.67
524,230
-0.4
D
R
12/7/23 - 4:05:23 pm
45
    
 
WERNER ROBERT F
CAO
JS
$3,725
151
---
12/5/23
---
$24.67
43,982
-0.3
D
R
12/7/23 - 4:05:21 pm
46
    
 
GREEN PAULA
VP,HR
JS
$22,943
930
---
12/5/23
---
$24.67
94,173
-1.0
D
R
12/7/23 - 4:05:17 pm
47
    
 
FINN PATRICK JOHN
PR,COO
JS
$25,433
1,028
---
11/20/23
---
$24.74
183,531
-0.6
D
R
11/22/23 - 4:00:47 pm
48
    
 
GREEN PAULA
VP,HR
JS
$9,228
373
---
11/20/23
---
$24.74
95,103
-0.4
D
R
11/22/23 - 4:00:45 pm
49
    
 
LEPROUST EMILY M
CEO,DIR
JS
$65,858
2,662
---
11/20/23
---
$24.74
526,559
-0.5
D
R
11/22/23 - 4:00:42 pm
50
    
 
THORBURN JAMES M
CFO
JS
$25,433
1,028
---
11/20/23
---
$24.74
87,260
-1.2
D
R
11/22/23 - 4:00:32 pm
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