T. Rowe Price Investment Management
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T. Rowe Price Investment Management’s Cabaletta Bio CABA Stock Holding History

T. Rowe Price Investment Management’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 		$58.7M Buy
18,869,907
+7,789,902
+70% +$25.6M 0.04% 368
2026
Q1 		$29.8M Buy
11,080,005
+1,221,748
+12% +$3.39M 0.02% 423
2025
Q4 		$21.6M Buy
9,858,257
+1,495,768
+18% +$3.71M 0.01% 480
2025
Q3 		$19.6M Buy
8,362,489
+1,568,701
+23% +$2.69M 0.01% 498
2025
Q2 		$10.3M Buy
6,793,788
+2,823,762
+71% +$4.4M 0.01% 555
2025
Q1 		$5.5M Sell
3,970,026
-103,980
-3% -$222K ﹤0.01% 585
2024
Q4 		$9.25M Buy
4,074,006
+400,282
+11% +$1.41M 0.01% 557
2024
Q3 		$17.3M Sell
3,673,724
-204,486
-5% -$1.18M 0.01% 528
2024
Q2 		$29M Buy
3,878,210
+1,407,717
+57% +$17.3M 0.02% 462
2024
Q1 		$42.1M Buy
2,470,493
+637,639
+35% +$13.7M 0.03% 420
2023
Q4 		$41.6M Buy
+1,832,854
New +$30.8M 0.03% 409

Other funds holding CABA

Jennison Associates
Jennison Associates New York $167B AUM 44.17% 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
Norges Bank
Norges Bank Oslo, Norway $1T AUM

T. Rowe Price Investment Management's CABA Position: Q2 2026 in Review

T. Rowe Price Investment Management increased its Cabaletta Bio (CABA) stake by 70% in Q2 2026, buying an estimated $25.6M and bringing the position to 18,869,907 shares worth $58.7M. The position accounts for 0.04% of the portfolio, ranked #368.

T. Rowe Price Investment Management first reported a position in CABA in Q4 2023 and has held it in 11 quarters since. 139 funds tracked by Wall St. Rank hold CABA as of Q2 2026.

  • T. Rowe Price Investment Management held 18,869,907 shares of Cabaletta Bio worth $58.7M as of Q2 2026.
  • T. Rowe Price Investment Management bought 7,789,902 Cabaletta Bio shares in Q2 2026, an estimated $25.6M.
  • Cabaletta Bio made up 0.04% of T. Rowe Price Investment Management's portfolio in Q2 2026, its #368 holding.
  • T. Rowe Price Investment Management first reported a position in Cabaletta Bio in Q4 2023 and has held it in 11 quarters since.
  • 139 funds tracked by Wall St. Rank held Cabaletta Bio as of Q2 2026.

Based on T. Rowe Price Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.