Acelyrin (SLRN)

Company Profile

ACELYRIN, INC. is a Los Angeles area-based late-stage clinical biopharma company – with additional operations in the San Francisco Bay area – focused on providing patients life-changing new treatment options by identifying, acquiring, and accelerating development and commercialization of promising product candidates.

Company profile

Ticker

SLRN

Exchange

Incorporated

Location

Fiscal year end

Industry (SIC)

Pharmaceutical Preparations

Pfizer • Johnson & Johnson • Merck & Co • Teva- Pharmaceutical Industries • Abbott Laboratories • Bristol-Myers Squibb • Lilly(Eli) & Co • Viatris • Abbvie • Bausch Health Companies ...

SEC CIK

0001962918

Corporate docs

Underwriting Agreements

Plans of Reorganization

Indentures

Material Contracts & Credit Agreements

Subsidiaries Lists

IRS number

852406735

SLRN stock data

1M 1Y 5Y

Analyst ratings and price targets

Last 3 months

Average target

$42.67

Low target

$29.00

High target

$68.00

Latest filings (excl ownership)

View all

8-K

ACELYRIN, INC. Announces Closing of Upsized Initial Public Offering and Full Exercise of Underwriters’ Option to Purchase Additional Shares

9 May 23

S-8

Registration of securities for employees

8 May 23

424B4

Prospectus supplement with pricing info

5 May 23

EFFECT

Notice of effectiveness

5 May 23

S-1MEF

Registration of additional securities for an S-1

4 May 23

CERT

Certification of approval for exchange listing

4 May 23

SEC STAFF

SEC staff action: Order

4 May 23

S-1/A

IPO registration (amended)

3 May 23

8-A12B

Registration of securities on exchange

2 May 23

CORRESP

Correspondence with SEC

2 May 23

Latest ownership filings

View all

Westlake BioPartners Fund II, L.P.

Institutional ownership, Q1 2023

SLRN institutional ownership history Ownership history

13F holders	Current	Prev Q	Change
Total holders	0	0
Opened positions	0	0
Closed positions	0	0
Increased positions	0	0
Reduced positions	0	0

13F shares	Current	Prev Q	Change
Total value	0.00	0.00
Total shares	0.00	0.00
Total puts	0.00	0.00
Total calls	0.00	0.00
Total put/call ratio	–	–	–

Largest owners	Shares	Value	Change

Largest transactions	Shares	Bought/sold	Change

Data from 13F filings, for the last complete 13F reporting period. For most recent data, click the ownership history button. Values as filed, not updated for current price. Long positions only.

Recent insider trades

SLRN insider ownership history Insider history

Date	Owner	Security	Transaction	Code	Indirect	10b5-1	#Shares	#Remaining
9 May 23	AyurMaya Capital Management	Common Stock, par value $0.00001 per share ("Common Stock")	Conversion	Acquire C	Yes	No	9,334,735	9,334,735
9 May 23	AyurMaya Capital Management	Series C Redeemable Convertible Preferred Stock Common Stock	Conversion	Dispose C	Yes	No	3,709,429	0
9 May 23	AyurMaya Capital Management	Series B Redeemable Convertible Preferred Stock Common Stock	Conversion	Dispose C	Yes	No	5,625,306	0
9 May 23	Lin Shao-Lee	Common Stock	Other	Acquire J	Yes	No	5,070	5,070
9 May 23	Lin Shao-Lee	Class A Common Stock	Other	Dispose J	Yes	No	5,070	0
9 May 23	Lin Shao-Lee	Common Stock	Other	Acquire J	Yes	No	349,898	349,898
9 May 23	Lin Shao-Lee	Class A Common Stock	Other	Dispose J	Yes	No	349,898	0
9 May 23	Lin Shao-Lee	Common Stock	Other	Acquire J	Yes	No	354,969	354,969
9 May 23	Lin Shao-Lee	Class A Common Stock	Other	Dispose J	Yes	No	354,969	0
9 May 23	Lin Shao-Lee	Common Stock	Other	Acquire J	Yes	No	354,969	354,969