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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:
SERA PROGNOSTICS INC: SERA
Price: 3/28/25 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
$3.54 $12.36 $3.50 $133 37 130 0.0% 2.4% 64.42% 12.92%
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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
    
 
ELLIOTT JEFFREY THOMAS
DIR
JB
---
30,534
---
3/20/25
---
---
30,534
New
D
R
3/21/25 - 5:18:22 pm
2
    
 
ELLIOTT JEFFREY THOMAS
DIR
3
---
---
---
3/20/25
---
---
---
---
---
---
3/21/25 - 5:16:43 pm
3
1y
3
67%
25%
2
HARRISON ROBERT GARDNER
IO
AS
$16,116
3,874
---
3/7/25
---
$4.16
121,757
-3.1
D
10b
3/10/25 - 5:26:39 pm
4
    
 
LINDGARDT ZHENYA
CEO,DIR
S
$122,455
29,722
---
3/7/25
---
$4.12
876,657
-3.3
D
R
3/10/25 - 5:26:20 pm
5
    
 
AERTS AUSTIN
CFO
S
$19,850
4,818
---
3/7/25
---
$4.12
309,702
-1.5
D
R
3/10/25 - 5:25:59 pm
6
    
 
LINDGARDT ZHENYA
CEO,DIR
JB
---
126,920
---
3/6/25
---
---
906,379
16.3
D
R
3/10/25 - 5:26:20 pm
7
6m
3
100%
-45%
2
MIRZA MANSOOR RAZA
DIR
S
$412
99
---
3/6/25
---
$4.16
43,885
-0.2
D
R
3/7/25 - 7:30:10 pm
8
    
 
KEARNEY PAUL
O
S
$5,566
1,338
---
3/6/25
---
$4.16
203,800
-0.7
D
R
3/7/25 - 7:29:48 pm
9
    
 
JACKSON BENJAMIN
GC
S
$9,506
2,285
---
3/6/25
---
$4.16
138,544
-1.6
D
R
3/7/25 - 7:29:30 pm
10
1y
3
67%
25%
2
HARRISON ROBERT GARDNER
IO
S
$13,524
3,251
---
3/6/25
---
$4.16
125,631
-2.5
D
R
3/7/25 - 7:29:15 pm
11
    
 
BONIFACE JOHN J
O
S
$8,503
2,044
---
3/6/25
---
$4.16
170,850
-1.2
D
R
3/7/25 - 7:28:52 pm
12
    
 
AERTS AUSTIN
CFO
S
$2,246
540
---
3/6/25
---
$4.16
314,520
-0.2
D
R
3/7/25 - 7:28:39 pm
13
    
 
KEARNEY PAUL
O
JB
---
47,010
---
3/5/25
---
---
205,138
29.7
D
R
3/7/25 - 7:29:48 pm
14
    
 
JACKSON BENJAMIN
GC
JB
---
34,590
---
3/5/25
---
---
140,829
32.6
D
R
3/7/25 - 7:29:30 pm
15
    
 
HARRISON ROBERT GARDNER
IO
JB
---
25,770
---
3/5/25
---
---
128,882
25.0
D
R
3/7/25 - 7:29:15 pm
16
    
 
BONIFACE JOHN J
O
JB
---
47,010
---
3/5/25
---
---
172,894
37.3
D
R
3/7/25 - 7:28:52 pm
17
    
 
AERTS AUSTIN
CFO
JB
---
37,650
---
3/5/25
---
---
315,060
13.6
D
R
3/7/25 - 7:28:39 pm
18
1y
3
67%
25%
2
HARRISON ROBERT GARDNER
IO
AS
$15,451
3,610
---
2/13/25
---
$4.28
103,112
-3.4
D
10b
2/14/25 - 4:17:16 pm
19
    
 
JACKSON BENJAMIN
GC
S
$27,091
5,915
---
2/13/25
---
$4.58
106,239
-5.3
D
R
2/14/25 - 4:12:34 pm
20
6m
3
100%
-45%
2
MIRZA MANSOOR RAZA
DIR
S
$463
101
---
2/12/25
---
$4.58
43,984
-0.2
D
R
2/14/25 - 4:13:55 pm
21
    
 
LINDGARDT ZHENYA
CEO,DIR
S
$64,464
14,075
---
2/12/25
---
$4.58
779,459
-1.8
D
R
2/14/25 - 4:13:36 pm
22
    
 
KEARNEY PAUL
O
S
$24,466
5,342
---
2/12/25
---
$4.58
158,128
-3.3
D
R
2/14/25 - 4:13:16 pm
23
1y
3
67%
25%
2
HARRISON ROBERT GARDNER
IO
S
$33,420
7,297
---
2/12/25
---
$4.58
106,722
-6.4
D
R
2/14/25 - 4:11:38 pm
24
    
 
BONIFACE JOHN J
O
S
$27,091
5,915
---
2/12/25
---
$4.58
125,884
-4.5
D
R
2/14/25 - 4:11:09 pm
25
    
 
AERTS AUSTIN
CFO
S
$27,091
5,915
---
2/12/25
---
$4.58
277,410
-2.1
D
R
2/14/25 - 4:10:44 pm
26
    
 
BAKER BROS ADVISORS LP
BO
3
---
---
---
2/12/25
---
---
432,434
---
I
---
2/14/25 - 4:06:16 pm
27
    
 
BAKER BROS ADVISORS LP
BO
3
---
---
---
2/12/25
---
---
5,065,736
---
I
---
2/14/25 - 4:06:16 pm
28
1y
3
67%
25%
2
HARRISON ROBERT GARDNER
IO
AS
$2,199
554
---
2/11/25
---
$3.97
114,019
-0.5
D
10b
2/13/25 - 7:45:03 pm
29
1m
1
0%
-33%
2
MIRZA MANSOOR RAZA
DIR
OB
$34,170
37,549
---
1/27/25
---
$0.91
44,085
574.5
D
---
1/27/25 - 6:33:59 pm
30
    
 
PHILLIPS JOSHUA
DIR
AS
$58,736
9,338
---
1/14/25
---
$6.29
---
All
I
10b
1/14/25 - 9:56:08 pm
31
    
 
JACKSON BENJAMIN
GC
AS
$52,123
8,407
---
1/14/25
---
$6.20
112,154
-7.0
D
10b
1/14/25 - 9:13:22 pm
32
    
 
PHILLIPS JOSHUA
DIR
AS
$171,733
24,873
1/10/25
1/13/25
---
$6.39
2
-100.0
I
10b
1/14/25 - 9:56:08 pm
33
    
 
JACKSON BENJAMIN
GC
AS
$149,010
21,184
1/10/25
1/13/25
---
$6.38
120,561
-14.9
D
10b
1/14/25 - 9:13:22 pm
34
1y
3
67%
25%
2
HARRISON ROBERT GARDNER
IO
AS
$119,678
16,473
1/10/25
1/13/25
---
$6.47
114,573
-12.6
D
10b
1/14/25 - 9:12:55 pm
35
    
 
KEARNEY PAUL
O
AS
$99,565
13,419
---
1/10/25
$7.36
$8.06
163,470
-7.6
D
10b
1/14/25 - 9:11:53 pm
36
    
 
AERTS AUSTIN
CFO
AS
$19,594
2,431
---
1/10/25
---
$8.06
283,325
-0.9
D
10b
1/14/25 - 9:11:24 pm
37
6m
3
100%
-45%
2
MIRZA MANSOOR RAZA
DIR
S
$769
100
---
1/6/25
---
$7.69
6,536
-1.5
D
R
1/7/25 - 4:05:03 pm
38
    
 
LINDGARDT ZHENYA
CEO,DIR
JS*
$194,320
26,224
---
12/10/24
---
$7.41
793,534
-3.2
D
R
12/12/24 - 4:35:40 pm
39
    
 
AERTS AUSTIN
CFO
JS*
$42,459
5,730
---
12/10/24
---
$7.41
285,756
-2.0
D
R
12/12/24 - 4:35:15 pm
40
6m
3
100%
-45%
2
MIRZA MANSOOR RAZA
DIR
S
$662
93
---
12/6/24
---
$7.12
6,636
-1.4
D
R
12/9/24 - 4:52:46 pm
41
6m
3
100%
-45%
2
MIRZA MANSOOR RAZA
DIR
S
$695
95
---
11/11/24
---
$7.32
6,729
-1.4
D
R
11/12/24 - 5:05:43 pm
42
    
 
LINDGARDT ZHENYA
CEO,DIR
S
$88,389
12,075
---
11/11/24
---
$7.32
819,758
-1.5
D
R
11/12/24 - 5:05:16 pm
43
    
 
KEARNEY PAUL
O
S
$29,851
4,078
---
11/11/24
---
$7.32
176,889
-2.3
D
R
11/12/24 - 5:04:52 pm
44
    
 
JACKSON BENJAMIN
GC
S
$34,602
4,727
---
11/11/24
---
$7.32
135,528
-3.4
D
R
11/12/24 - 5:04:18 pm
45
1y
3
67%
25%
2
HARRISON ROBERT GARDNER
IO
S
$34,602
4,727
---
11/11/24
---
$7.32
131,046
-3.5
D
R
11/12/24 - 5:03:53 pm
46
    
 
BONIFACE JOHN J
O
S
$34,602
4,727
---
11/11/24
---
$7.32
125,120
-3.6
D
R
11/12/24 - 5:03:20 pm
47
    
 
AERTS AUSTIN
CFO
S
$52,550
7,179
---
11/11/24
---
$7.32
291,486
-2.4
D
R
11/12/24 - 5:02:54 pm
48
6m
3
100%
-45%
2
MIRZA MANSOOR RAZA
DIR
S
$686
96
---
10/7/24
---
$7.15
6,824
-1.4
D
R
10/7/24 - 6:22:27 pm
49
    
 
AERTS AUSTIN
CFO
S
$38,274
5,056
---
9/10/24
---
$7.57
298,665
-1.7
D
R
9/10/24 - 4:55:13 pm
50
    
 
LINDGARDT ZHENYA
CEO,DIR
S
$189,893
25,085
---
9/10/24
---
$7.57
831,833
-2.9
D
R
9/10/24 - 4:55:03 pm
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