Cabaletta Bio, Inc. - COMMON STOCK (CABA)

CUSIP: 12674W109

Q1 2023 13F Holders as of 31 Mar 2023

Holder snapshot 7 signals
Share change
+4,773,935
Put/Call ratio
21%
SEC-reported price per share
$8.27
Number of holders
70
Value change
+$38,611,553
Number of buys
44
Open additional details 1 more signal available
Number of sells
27
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
214,797,076

Security key

12674W109

Report period

Q1 2023

Institutions

70

Top holders

10

Ownership snapshot

Top reported holders of CABA - Cabaletta Bio, Inc. - COMMON STOCK (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
5AM Ventures V, L.P.
Disclosed value leader
Lynx1 Capital Management LP
Comparable rows
0/15
Latest evidence
31 Dec 2022
3/4/5 13F Highest disclosed value: $26,140,278 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

Lynx1 Capital Management LP has the largest disclosed position value at $26.14M.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Lynx1 Capital Management LP's linked filing trail.
Disclosed position value Top 5
5AM Ventures V, L.P. $6.77M
Lynx1 Capital Management LP $26.14M
ADAGE CAPITAL PARTNERS GP, L.L.C. $23.51M
Cormorant Asset Management, LP $18.24M
Venrock Adviser, LLC $17.53M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
5AM Ventures V, L.P.
3/4/5
10%+ Owner
—
denominator unverified
$6,771,685
333,144 shares
— 01 Nov 2021
Lynx1 Capital Management LP
13F
Company
13F
—
denominator unverified
$26,140,278
2,825,976 shares
— 31 Dec 2022
ADAGE CAPITAL PARTNERS GP, L.L.C.
13F
Company
13F
—
denominator unverified
$23,510,216
2,541,645 shares
— 31 Dec 2022
Cormorant Asset Management, LP
13F
Company
13F
—
denominator unverified
$18,239,000
1,971,739 shares
— 31 Dec 2022
Venrock Adviser, LLC
13F
Company
13F
—
denominator unverified
$17,531,386
1,895,285 shares
— 31 Dec 2022
BAKER BROS. ADVISORS LP
13F
Company
13F
—
denominator unverified
$12,432,000
1,344,000 shares
— 31 Dec 2022
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
70
Shares
24,651,946
Rows available
70
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2023 vs Q1 2023 Across Filers

Q1 2023 holders
70
Q1 2023 holders
70
Holder diff
0
Investor Q1 2023 Shares Q1 2023 Shares Share Diff Share Chg % Q1 2023 value Q1 2023 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .