RhumbLine Advisers
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RhumbLine Advisers’s Cabaletta Bio CABA Stock Holding History

RhumbLine Advisers’s Portfolio CABA Stock Details CABA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$409K Buy
+131,640
New +$433K ﹤0.01% 2888
2025
Q2 		– Sell
-61,388
Closed -$85K – 4157
2025
Q1 		$85K Sell
61,388
-2,033
-3% -$4.33K ﹤0.01% 3445
2024
Q4 		$144K Buy
63,421
+2,851
+5% +$10K ﹤0.01% 3355
2024
Q3 		$286K Sell
60,570
-1,310
-2% -$7.58K ﹤0.01% 3049
2024
Q2 		$463K Buy
61,880
+16,274
+36% +$199K ﹤0.01% 2740
2024
Q1 		$778K Buy
45,606
+1,459
+3% +$31.3K ﹤0.01% 2396
2023
Q4 		$1M Buy
44,147
+1,545
+4% +$26K ﹤0.01% 2251
2023
Q3 		$648K Buy
42,602
+13,622
+47% +$186K ﹤0.01% 2452
2023
Q2 		$374K Buy
+28,980
New +$315K ﹤0.01% 2879
2021
Q2 		– Sell
-14,694
Closed -$163K – 3003
2021
Q1 		$163K Sell
14,694
-760
-5% -$9.28K ﹤0.01% 2872
2020
Q4 		$193K Buy
15,454
+2,709
+21% +$35.1K ﹤0.01% 2849
2020
Q3 		$138K Sell
12,745
-2,284
-15% -$26.3K ﹤0.01% 2798
2020
Q2 		$167K Buy
+15,029
New +$115K ﹤0.01% 2833

Other funds holding CABA

Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.68B AUM 126.09% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
CAM
Cormorant Asset Management Boston, Massachusetts $1.95B AUM 773.9% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return

RhumbLine Advisers's CABA Position: Q2 2026 in Review

RhumbLine Advisers opened a new position in Cabaletta Bio (CABA) in Q2 2026: 131,640 shares worth $409K. The stake represents ﹤0.01% of the portfolio and ranks #2888 among its holdings. This is a return to the name: RhumbLine Advisers previously reported a position in CABA as recently as Q1 2025.

RhumbLine Advisers first reported a position in CABA in Q2 2020 and has held it in 13 quarters since. The position peaked at $1M in Q4 2023. 139 funds tracked by Wall St. Rank hold CABA as of Q2 2026.

  • RhumbLine Advisers held 131,640 shares of Cabaletta Bio worth $409K as of Q2 2026.
  • Cabaletta Bio was a new RhumbLine Advisers position in Q2 2026.
  • Cabaletta Bio made up ﹤0.01% of RhumbLine Advisers's portfolio in Q2 2026, its #2888 holding.
  • RhumbLine Advisers first reported a position in Cabaletta Bio in Q2 2020 and has held it in 13 quarters since.
  • RhumbLine Advisers's Cabaletta Bio position peaked at $1M in Q4 2023.
  • 139 funds tracked by Wall St. Rank held Cabaletta Bio as of Q2 2026.

Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.