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Detailed Insider History for:
APELLIS PHARMACEUTICALS INC: APLS
Price: 1/23/26 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
$21.75 $30.80 $16.10 $2,752 127 2,818 0.0% 16.8% 103.73% 13.64%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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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
    
 
BAUMAL CAROLINE
O
S
$60,878
2,797
---
1/22/26
---
$21.77
86,527
-3.1
D
R
1/23/26 - 4:13:31 pm
2
    
 
CHOPAS JAMES GEORGE
VP,CAO
S
$44,924
2,064
---
1/22/26
---
$21.77
49,805
-4.0
D
R
1/23/26 - 4:12:41 pm
3
    
 
DELONG MARK JEFFREY
O
S
$73,371
3,371
---
1/22/26
---
$21.77
78,353
-4.1
D
R
1/23/26 - 4:11:33 pm
4
1y
37
68%
-13%
1
DESCHATELETS PASCAL
O
S
$129,025
5,928
---
1/22/26
---
$21.77
1,151,382
-0.5
D
R
1/23/26 - 4:10:37 pm
5
1y
32
50%
7%
1
FRANCOIS CEDRIC
CEO,DIR
S
$591,845
27,192
---
1/22/26
---
$21.77
286,045
-8.7
D
R
1/23/26 - 4:09:41 pm
6
    
 
NICHOLSON NUR
CTO
S
$168,138
7,725
---
1/22/26
---
$21.77
71,118
-9.8
D
R
1/23/26 - 4:08:15 pm
7
1y
13
100%
-47%
1
SULLIVAN TIMOTHY EUGENE
CFO
S
$223,901
10,287
---
1/22/26
---
$21.77
93,901
-9.9
D
R
1/23/26 - 4:07:20 pm
8
1y
18
67%
-16%
1
WATSON DAVID O
GC
S
$170,467
7,832
---
1/22/26
---
$21.77
88,531
-8.1
D
R
1/23/26 - 4:05:32 pm
9
    
 
BAUMAL CAROLINE
O
S
$37,250
1,882
---
1/20/26
---
$19.79
89,324
-2.1
D
R
1/21/26 - 4:19:30 pm
10
    
 
CHOPAS JAMES GEORGE
VP,CAO
S
$14,370
726
---
1/20/26
---
$19.79
51,869
-1.4
D
R
1/21/26 - 4:18:30 pm
11
    
 
DELONG MARK JEFFREY
O
S
$26,404
1,334
---
1/20/26
---
$19.79
81,724
-1.6
D
R
1/21/26 - 4:17:24 pm
12
1y
37
68%
-13%
1
DESCHATELETS PASCAL
O
S
$17,992
909
---
1/20/26
---
$19.79
1,157,310
-0.1
D
R
1/21/26 - 4:16:30 pm
13
1y
32
50%
7%
1
FRANCOIS CEDRIC
CEO,DIR
S
$161,946
8,182
---
1/20/26
---
$19.79
313,237
-2.5
D
R
1/21/26 - 4:14:36 pm
14
    
 
NICHOLSON NUR
CTO
S
$43,604
2,203
---
1/20/26
---
$19.79
78,843
-2.7
D
R
1/21/26 - 4:12:14 pm
15
1y
13
100%
-47%
1
SULLIVAN TIMOTHY EUGENE
CFO
S
$57,241
2,892
---
1/20/26
---
$19.79
104,188
-2.7
D
R
1/21/26 - 4:10:29 pm
16
1y
18
67%
-16%
1
WATSON DAVID O
GC
S
$48,987
2,475
---
1/20/26
---
$19.79
96,363
-2.5
D
R
1/21/26 - 4:08:22 pm
17
    
 
CHOPAS JAMES GEORGE
VP,CAO
S
$19,369
873
---
1/13/26
---
$22.19
52,595
-1.6
D
R
1/15/26 - 4:34:40 pm
18
    
 
DELONG MARK JEFFREY
O
S
$39,493
1,780
---
1/13/26
---
$22.19
83,058
-2.1
D
R
1/15/26 - 4:33:29 pm
19
1y
37
68%
-13%
1
DESCHATELETS PASCAL
O
S
$50,520
2,277
---
1/13/26
---
$22.19
1,158,219
-0.2
D
R
1/15/26 - 4:32:01 pm
20
1y
32
50%
7%
1
FRANCOIS CEDRIC
CEO,DIR
S
$225,999
10,186
---
1/13/26
---
$22.19
321,419
-3.1
D
R
1/15/26 - 4:31:07 pm
21
    
 
NICHOLSON NUR
CTO
S
$58,086
2,618
---
1/13/26
---
$22.19
81,046
-3.1
D
R
1/15/26 - 4:30:08 pm
22
1y
13
100%
-47%
1
SULLIVAN TIMOTHY EUGENE
CFO
S
$85,554
3,856
---
1/13/26
---
$22.19
107,080
-3.5
D
R
1/15/26 - 4:29:18 pm
23
1y
18
67%
-16%
1
WATSON DAVID O
GC
S
$128,242
5,780
---
1/13/26
---
$22.19
98,838
-5.5
D
R
1/15/26 - 4:28:18 pm
24
1y
8
38%
-8%
1
WATSON DAVID O
GC
OB
$13,276
888
---
1/7/26
---
$14.95
104,618
0.9
D
10b
1/9/26 - 6:48:43 pm
25
    
 
BAUMAL CAROLINE
O
S
$77,097
3,020
---
1/5/26
---
$25.53
91,206
-3.2
D
R
1/6/26 - 4:06:24 pm
26
    
 
MACHIELS ALEC
DIR
JB
---
7,961
---
1/1/26
---
---
384,989
2.1
D
R
1/5/26 - 4:42:04 pm
27
    
 
DUNLOP A SINCLAIR
DIR
JB
---
7,961
---
1/1/26
---
---
161,567
5.2
D
R
1/5/26 - 4:39:45 pm
28
    
 
CHAN GERALD
DIR
JB
---
7,961
---
1/1/26
---
---
25,666
45.0
D
R
1/5/26 - 4:38:47 pm
29
    
 
O BRIEN STEPHANIE MONAGHAN
DIR
JB
---
7,961
---
1/1/26
---
---
25,666
45.0
D
R
1/5/26 - 4:37:11 pm
30
    
 
FONTEYNE PAUL R
DIR
JB
---
7,961
---
1/1/26
---
---
30,666
35.1
D
R
1/5/26 - 4:36:11 pm
31
    
 
WALBERT KELI
DIR
JB
---
7,961
---
1/1/26
---
---
17,051
87.6
D
R
1/5/26 - 4:35:16 pm
32
    
 
WHEELER CRAIG A
DIR
JB
---
7,961
---
1/1/26
---
---
24,444
48.3
D
R
1/5/26 - 4:34:15 pm
33
1y
18
67%
-16%
1
WATSON DAVID O
GC
AS
$122,450
5,000
---
12/16/25
---
$24.49
103,730
-4.6
D
10b
12/18/25 - 4:06:50 pm
34
1y
18
67%
-16%
1
WATSON DAVID O
GC
AS
$100,300
5,000
---
11/17/25
---
$20.06
108,730
-4.4
D
10b
11/18/25 - 10:05:23 am
35
1y
13
100%
-47%
1
SULLIVAN TIMOTHY EUGENE
CFO
OS
$280,300
10,000
---
10/21/25
---
$28.03
110,936
-8.3
D
10b
10/23/25 - 4:20:30 pm
36
    
 
SULLIVAN TIMOTHY EUGENE
CFO
OE
$100,300
10,000
---
10/21/25
---
$10.03
120,936
9.0
D
10b
10/23/25 - 4:20:30 pm
37
1y
18
67%
-16%
1
WATSON DAVID O
GC
AS
$126,100
5,000
---
10/16/25
---
$25.22
113,730
-4.2
D
10b
10/17/25 - 4:15:08 pm
38
1y
21
71%
-8%
1
DUNLOP A SINCLAIR
DIR
JS*
$737,536
31,092
---
10/10/25
---
$23.72
3,837
-89.0
I
10b
10/15/25 - 8:12:04 pm
39
    
 
DUNLOP A SINCLAIR
DIR
JS
---
3,837
---
10/10/25
---
---
---
All
I
10b
10/15/25 - 8:12:04 pm
40
    
 
DUNLOP A SINCLAIR
DIR
JS
---
3,837
---
9/30/25
---
---
30,142
-11.3
I
10b
10/2/25 - 4:02:03 pm
41
1y
21
71%
-8%
1
DUNLOP A SINCLAIR
DIR
AS
$702,057
31,092
---
9/30/25
---
$22.58
33,979
-47.8
I
10b
10/2/25 - 4:02:03 pm
42
    
 
DUNLOP A SINCLAIR
DIR
JS
---
3,837
---
9/19/25
---
---
65,071
-5.6
I
10b
9/19/25 - 9:17:56 pm
43
1y
21
71%
-8%
1
DUNLOP A SINCLAIR
DIR
AS
$713,561
31,092
---
9/19/25
---
$22.95
68,908
-31.1
I
10b
9/19/25 - 9:17:56 pm
44
1y
18
67%
-16%
1
WATSON DAVID O
GC
AS
$121,700
5,000
---
9/16/25
---
$24.34
118,730
-4.0
D
10b
9/18/25 - 4:01:10 pm
45
    
 
CHOPAS JAMES GEORGE
VP,CAO
S
$4,572
189
---
9/15/25
---
$24.19
53,468
-0.4
D
R
9/17/25 - 8:08:01 pm
46
1y
18
67%
-16%
1
WATSON DAVID O
GC
S
$523,400
20,000
---
9/10/25
---
$26.17
50,136
-28.5
I
---
9/12/25 - 4:01:04 pm
47
1y
13
100%
-47%
1
SULLIVAN TIMOTHY EUGENE
CFO
OS
$278,300
10,000
---
9/8/25
---
$27.83
60,396
-14.2
I
10b
9/10/25 - 4:02:24 pm
48
1y
13
100%
-47%
1
SULLIVAN TIMOTHY EUGENE
CFO
OS
$911,830
32,729
---
9/8/25
---
$27.86
110,936
-22.8
D
10b
9/10/25 - 4:02:24 pm
49
    
 
SULLIVAN TIMOTHY EUGENE
CFO
OE
$150,450
15,000
---
9/8/25
---
$10.03
143,665
11.7
D
10b
9/10/25 - 4:02:24 pm
50
    
 
CHOPAS JAMES GEORGE
VP,CAO
S
$15,386
548
---
9/2/25
---
$28.08
53,657
-1.0
D
R
9/3/25 - 1:06:28 pm
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