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Detailed Insider History for:
BIOLIFE SOLUTIONS INC: BLFS
Price: 12/12/25 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
$24.39 $29.62 $19.10 $1,174 48 362 0.0% 8.6% 103.50% 1.99%
Exch Sector Industry Sub-Industry
NasdaqCM Manufacturing Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks Electromedical & Electrotherapeutic Apparatus
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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
    
 
WICHTERMAN TROY
CFO
S
$771,600
30,000
---
12/4/25
---
$25.72
152,769
-16.4
D
---
12/5/25 - 6:44:10 pm
2
    
 
DUROSS AMY
DIR
S
$108,000
4,000
11/25/25
11/26/25
---
$27.00
20,687
-16.2
D
---
11/28/25 - 5:39:06 pm
3
1y
73
55%
3%
1
BERARD TODD
SO
AS
$9,386
351
---
11/25/25
---
$26.74
133,266
-0.3
D
10b
11/28/25 - 5:35:48 pm
4
    
 
WICHTERMAN TROY
CFO
AS
$15,616
584
---
11/25/25
---
$26.74
182,769
-0.3
D
10b
11/28/25 - 5:35:40 pm
5
    
 
AEBERSOLD SARAH
HR
AS
$5,803
217
---
11/25/25
---
$26.74
76,952
-0.3
D
10b
11/28/25 - 5:35:31 pm
6
1y
66
61%
1%
1
FOSTER KAREN A
COO
AS
$11,097
415
---
11/25/25
---
$26.74
192,838
-0.2
D
10b
11/28/25 - 5:35:23 pm
7
    
 
WERNER SEAN
CTO
AS
$2,941
110
---
11/25/25
---
$26.74
25,927
-0.4
D
10b
11/28/25 - 5:35:17 pm
8
1y
87
59%
10%
1
MATHEW ABY J
VP
AS
$14,065
526
---
11/25/25
---
$26.74
350,386
-0.1
D
10b
11/28/25 - 5:35:09 pm
9
    
 
DUROSS AMY
DIR
S
$148,545
6,000
11/19/25
11/21/25
$24.50
$26.00
24,687
-19.6
D
---
11/21/25 - 6:34:58 pm
10
1y
53
55%
13%
4
DE GREEF RODERICK
PR,CEO,DIR
S
$2,580,422
100,000
11/11/25
11/13/25
---
$25.33
389,998
-20.4
D
---
11/13/25 - 5:18:13 pm
11
    
 
GOSWAMI JOYDEEP
DIR
AS
$48,297
1,666
---
10/24/25
---
$28.99
44,986
-3.6
D
10b
10/28/25 - 5:14:57 pm
12
1y
53
55%
13%
4
DE GREEF RODERICK
PR,CEO,DIR
AS
$1,031,804
37,795
---
10/22/25
---
$27.30
489,998
-7.2
D
10b
10/24/25 - 5:03:46 pm
13
    
 
WERNER SEAN
CTO
AS
$7,651
275
---
10/20/25
---
$27.82
26,037
-1.0
D
10b
10/22/25 - 5:02:40 pm
14
    
 
GOSWAMI JOYDEEP
DIR
JS
---
1,334
---
10/16/25
---
---
46,652
-2.8
D
10b
10/20/25 - 5:03:56 pm
15
6m
1
0%
10%
7
CASDIN PARTNERS MASTER FUND L P
BO
S
$21,410,324
750,000
---
10/15/25
---
$28.55
5,957,165
-11.2
I
---
10/17/25 - 7:55:15 pm
16
    
 
WICHTERMAN TROY
CFO
AS
$22,791
833
---
10/9/25
---
$27.36
183,353
-0.5
D
10b
10/14/25 - 5:30:56 pm
17
1y
73
55%
3%
1
BERARD TODD
SO
AS
$7,907
289
---
10/9/25
---
$27.36
133,617
-0.2
D
10b
10/14/25 - 5:30:45 pm
18
1y
87
59%
10%
1
MATHEW ABY J
VP
AS
$13,926
509
---
10/9/25
---
$27.36
350,912
-0.1
D
10b
10/14/25 - 5:30:37 pm
19
    
 
AEBERSOLD SARAH
HR
AS
$5,144
188
---
10/9/25
---
$27.36
77,169
-0.2
D
10b
10/14/25 - 5:30:28 pm
20
1y
66
61%
1%
1
FOSTER KAREN A
COO
AS
$11,464
419
---
10/9/25
---
$27.36
193,253
-0.2
D
10b
10/14/25 - 5:30:20 pm
21
    
 
AEBERSOLD SARAH
HR
AS
$18,286
714
---
9/15/25
---
$25.61
77,357
-0.9
D
10b
9/17/25 - 5:43:32 pm
22
1y
66
61%
1%
1
FOSTER KAREN A
COO
AS
$13,710
511
---
9/11/25
---
$26.83
193,672
-0.3
D
10b
9/15/25 - 5:02:23 pm
23
1y
87
59%
10%
1
MATHEW ABY J
VP
AS
$16,903
630
---
9/11/25
---
$26.83
351,421
-0.2
D
10b
9/15/25 - 5:02:17 pm
24
    
 
WICHTERMAN TROY
CFO
AS
$27,689
1,032
---
9/11/25
---
$26.83
184,186
-0.6
D
10b
9/15/25 - 5:02:12 pm
25
1y
73
55%
3%
1
BERARD TODD
SO
AS
$9,605
358
---
9/11/25
---
$26.83
133,906
-0.3
D
10b
9/15/25 - 5:02:07 pm
26
    
 
AEBERSOLD SARAH
HR
AS
$6,251
233
---
9/11/25
---
$26.83
78,071
-0.3
D
10b
9/15/25 - 5:02:01 pm
27
    
 
WERNER SEAN
CTO
AS
$1,932
72
---
9/11/25
---
$26.83
26,312
-0.3
D
10b
9/15/25 - 5:01:54 pm
28
1y
87
59%
10%
1
MATHEW ABY J
VP
AS
$13,509
531
---
8/26/25
---
$25.44
352,051
-0.2
D
10b
8/28/25 - 5:07:33 pm
29
1y
66
61%
1%
1
FOSTER KAREN A
COO
AS
$10,507
413
---
8/26/25
---
$25.44
194,183
-0.2
D
10b
8/28/25 - 5:07:25 pm
30
    
 
WERNER SEAN
CTO
AS
$2,824
111
---
8/26/25
---
$25.44
26,384
-0.4
D
10b
8/28/25 - 5:07:19 pm
31
    
 
WICHTERMAN TROY
CFO
AS
$15,010
590
---
8/26/25
---
$25.44
185,218
-0.3
D
10b
8/28/25 - 5:07:11 pm
32
    
 
AEBERSOLD SARAH
HR
AS
$5,571
219
---
8/26/25
---
$25.44
78,304
-0.3
D
10b
8/28/25 - 5:07:06 pm
33
1y
73
55%
3%
1
BERARD TODD
SO
AS
$9,006
354
---
8/26/25
---
$25.44
134,264
-0.3
D
10b
8/28/25 - 5:06:57 pm
34
1y
73
55%
3%
1
BERARD TODD
SO
S
$255,300
10,000
---
8/25/25
---
$25.53
124,618
-7.4
D
---
8/27/25 - 5:00:13 pm
35
6m
1
0%
10%
7
CASDIN PARTNERS MASTER FUND L P
BO
S
$12,200,000
500,000
---
8/15/25
---
$24.40
6,707,165
-6.9
I
---
8/21/25 - 9:10:03 pm
36
6m
1
0%
10%
7
CASDIN PARTNERS MASTER FUND L P
BO
S
$11,300,000
500,000
---
8/11/25
---
$22.60
7,207,165
-6.5
I
---
8/13/25 - 6:43:14 pm
37
    
 
WERNER SEAN
CTO
AS
$23,660
1,115
---
7/18/25
---
$21.22
26,495
-4.0
D
10b
7/22/25 - 5:33:30 pm
38
    
 
AEBERSOLD SARAH
HR
AS
$4,409
198
---
7/7/25
---
$22.27
78,523
-0.3
D
10b
7/9/25 - 5:54:44 pm
39
1y
66
61%
1%
1
FOSTER KAREN A
COO
AS
$8,908
400
---
7/7/25
---
$22.27
194,596
-0.2
D
10b
7/9/25 - 5:54:34 pm
40
    
 
WICHTERMAN TROY
CFO
AS
$19,531
877
---
7/7/25
---
$22.27
185,808
-0.5
D
10b
7/9/25 - 5:54:23 pm
41
1y
87
59%
10%
1
MATHEW ABY J
VP
AS
$11,937
536
---
7/7/25
---
$22.27
352,582
-0.2
D
10b
7/9/25 - 5:54:11 pm
42
1y
73
55%
3%
1
BERARD TODD
SO
AS
$6,770
304
---
7/7/25
---
$22.27
134,618
-0.2
D
10b
7/9/25 - 5:54:01 pm
43
    
 
AEBERSOLD SARAH
HR
AS
$15,806
711
---
6/16/25
---
$22.23
78,721
-0.9
D
10b
6/18/25 - 5:44:16 pm
44
6m
1
0%
10%
7
CASDIN PARTNERS MASTER FUND L P
BO
JS*
$23,800,000
1,000,000
---
6/10/25
---
$23.80
7,707,165
-11.5
I
---
6/12/25 - 8:27:44 pm
45
1y
73
55%
3%
1
BERARD TODD
SO
AS
$8,579
362
---
6/10/25
---
$23.70
134,922
-0.3
D
10b
6/12/25 - 5:24:38 pm
46
1y
87
59%
10%
1
MATHEW ABY J
VP
AS
$15,097
637
---
6/10/25
---
$23.70
353,118
-0.2
D
10b
6/12/25 - 5:24:27 pm
47
    
 
WICHTERMAN TROY
CFO
AS
$24,695
1,042
---
6/10/25
---
$23.70
186,685
-0.6
D
10b
6/12/25 - 5:24:18 pm
48
    
 
WERNER SEAN
CTO
AS
$1,541
65
---
6/10/25
---
$23.70
27,610
-0.2
D
10b
6/12/25 - 5:24:08 pm
49
    
 
AEBERSOLD SARAH
HR
AS
$5,570
235
---
6/10/25
---
$23.70
79,432
-0.3
D
10b
6/12/25 - 5:23:58 pm
50
1y
66
61%
1%
1
FOSTER KAREN A
COO
AS
$7,584
320
---
6/10/25
---
$23.70
194,996
-0.2
D
10b
6/12/25 - 5:23:48 pm
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