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RENAISSANCE TECHNOLOGIES LLC

Position in CABA — Cabaletta Bio, Inc.

CIK 1037389 NEW YORK, NY

Position in CABA

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$4,774,783
-$703,840 QoQ
Shares Held
1,535,300
-24.6% QoQ
Ownership
0.906%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#19
of 139 holders
Holding Since
Mar 2020
17 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CABA Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

RENAISSANCE TECHNOLOGIES LLC holds $3,952,606,887 across 312 Biotechnology names. CABA ranks #86 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in CABA

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17 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,774,783 1,535,300
2026-03-31 $5,478,623 2,036,663
2025-12-31 $3,334,456 1,522,583
2025-09-30 $3,134,249 1,339,423
2025-06-30 $191,672 126,100
2025-03-31 $15,096 10,900
2024-12-31 $522,465 230,161
2024-03-31 $1,006,540 59,000
2023-06-30 $1,003,107 77,700
2023-03-31 $932,856 112,800
2022-12-31 $1,511,450 163,400
2022-09-30 $446,849 687,461
2022-06-30 $355,100 335,000
2022-03-31 $404,782 199,400
2021-06-30 $128,140 14,900
2020-06-30 $684,519 61,447
2020-03-31 $94,900 13,000