Insider Holders & Insider Ownership - ACELYRIN Inc. (SLRN)

List of insiders holdings for ACELYRIN Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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# Insider Holder Name Report
Date Time
Shares Owned
Directly
Indirectly
Total
Shares Owned
Filing
1 Westlake BioPartners Fund II L.P.
Westlake BioPartners GP II LLC
Harper Sean E
10% Owner
2023-05-19 14:54:33 9,852,020
0
9,852,020 Form 13D
2 AyurMaya Capital Management Company LP
GOEL DAVID E.
See Remarks
2024-03-28 16:55:56 9,334,735
0
9,334,735 Form 13G
3 Lin Shao-Lee
Chief Executive Officer
2024-04-03 18:18:01 1,577,374
1,874,955
3,452,329 Form 4
4 Dier Mardi
CFO and CBO
2023-05-11 20:51:59 764,403
875
765,278 Form 4
5 Kim Mina
Chief Executive Officer
2025-03-19 18:11:06 671,753
0
671,753 Form 4
6 Pangali Sanam
CLO & Head of People
2024-05-24 19:12:23 328,860
0
328,860 Form 4
7 Peloso Paul
Chief Medical Officer
2023-10-06 17:55:04 121,511
78,266
199,777 Form 4
8 Gloria Melanie
Chief Operating Officer
2024-05-24 19:06:11 184,042
0
184,042 Form 4
9 Labrucherie Gil M
CFO and CBO
2024-09-04 20:36:13 150,000
0
150,000 Form 4
10 Oyston Ronald
Chief People Officer
2024-01-11 18:38:24 123,574
0
123,574 Form 4
11 Mpofu Shephard
Chief Medical Officer
2025-03-19 17:55:47 121,789
0
121,789 Form 4
12 Murugan Amar
Chief Legal Officer
2025-03-19 18:06:52 121,587
0
121,587 Form 4
13 Svoronos Dawn
Director
2024-06-11 19:07:33 92,158
0
92,158 Form 4
14 Machado Patrick
Director
2024-06-11 19:09:57 92,158
0
92,158 Form 4
15 Gosebruch Henry O
Director
2024-06-11 19:11:57 92,158
0
92,158 Form 4
16 COZADD BRUCE C
Director
2024-06-11 19:17:22 92,158
0
92,158 Form 4
17 SEIDENBERG BETH C
Director
2024-06-11 21:07:02 92,158
0
92,158 Form 4
18 TETRAULT LYNN A.
Director
2024-06-11 19:04:55 43,680
0
43,680 Form 4
19 Becker Daniel J.
Director
2024-07-19 18:18:44 2,999
0
2,999 Form 4
20 Colowick Alan
Director
2023-05-04 19:40:49 0
0
0 Form 3