State Street
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State Street’s Korro Bio KRRO Stock Holding History

State Street’s Portfolio KRRO Stock Details KRRO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.59M Sell
140,341
-5,880
-4% -$64.7K ﹤0.01% 3364
2025
Q4 		$1.17M Buy
146,221
+21,652
+17% +$506K ﹤0.01% 3488
2025
Q3 		$5.97M Buy
124,569
+2,629
+2% +$58.3K ﹤0.01% 2930
2025
Q2 		$1.52M Sell
121,940
-498
-0.4% -$7.17K ﹤0.01% 3386
2025
Q1 		$2.13M Sell
122,438
-1,641
-1% -$48.7K ﹤0.01% 3221
2024
Q4 		$4.72M Buy
124,079
+5,314
+4% +$273K ﹤0.01% 3006
2024
Q3 		$3.97M Buy
118,765
+18,877
+19% +$794K ﹤0.01% 3068
2024
Q2 		$3.38M Buy
99,888
+81,788
+452% +$4.52M ﹤0.01% 3090
2024
Q1 		$1.63M Buy
18,100
+12,500
+223% +$682K ﹤0.01% 3343
2023
Q4 		$268K Buy
5,600
+3,099
+124% +$102K ﹤0.01% 3820
2023
Q3 		$45.8K Hold
2,501
– – ﹤0.01% 4307
2023
Q2 		$43.3K Sell
2,501
-160
-6% -$3.1K ﹤0.01% 4455
2023
Q1 		$66.9K Buy
2,661
+180
+7% +$20.5K ﹤0.01% 4430
2022
Q4 		$478K Hold
2,481
– – ﹤0.01% 3784
2022
Q3 		$222K Hold
2,481
– – ﹤0.01% 4092
2022
Q2 		$186K Sell
2,481
-9,110
-79% -$616K ﹤0.01% 4226
2022
Q1 		$1.23M Sell
11,591
-381
-3% -$72.8K ﹤0.01% 3739
2021
Q4 		$3.07M Sell
11,972
-1,190
-9% -$362K ﹤0.01% 3480
2021
Q3 		$4.65M Buy
13,162
+955
+8% +$376K ﹤0.01% 3277
2021
Q2 		$6.08M Sell
12,207
-15,518
-56% -$7.58M ﹤0.01% 3149
2021
Q1 		$13.2M Buy
27,725
+11,728
+73% +$22.8M ﹤0.01% 2605
2020
Q4 		$28.2M Buy
15,997
+7,121
+80% +$9.4M ﹤0.01% 2017
2020
Q3 		$8.53M Buy
8,876
+82
+0.9% +$88K ﹤0.01% 2520
2020
Q2 		$10.2M Buy
8,794
+6,891
+362% +$6.23M ﹤0.01% 2402
2020
Q1 		$1.69M Buy
1,903
+1,008
+113% +$1.09M ﹤0.01% 3124
2019
Q4 		$784K Buy
+895
New +$696K ﹤0.01% 3451

Other funds holding KRRO

LCM
Lynx1 Capital Management San Juan, Puerto Rico $633M AUM 173.22% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
VA
VR Adviser New York $2.68B AUM 422.73% 1-Year Est. Return
AAA
Affinity Asset Advisors New York $1.94B AUM 374.45% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return

State Street's KRRO Position: Q1 2026 in Review

State Street reduced its Korro Bio (KRRO) stake by 4% in Q1 2026, selling an estimated $64.7K and leaving 140,341 shares worth $1.59M. The position accounts for ﹤0.01% of the portfolio, ranked #3364.

State Street first reported a position in KRRO in Q4 2019 and has held it in 26 quarters since. The position peaked at $28.2M in Q4 2020. 99 funds tracked by Wall St. Rank hold KRRO as of Q1 2026.

  • State Street held 140,341 shares of Korro Bio worth $1.59M as of Q1 2026.
  • State Street sold 5,880 Korro Bio shares in Q1 2026, an estimated $64.7K.
  • Korro Bio made up ﹤0.01% of State Street's portfolio in Q1 2026, its #3364 holding.
  • State Street first reported a position in Korro Bio in Q4 2019 and has held it in 26 quarters since.
  • State Street's Korro Bio position peaked at $28.2M in Q4 2020.
  • 99 funds tracked by Wall St. Rank held Korro Bio as of Q1 2026.

Based on State Street's 13F filing for Q1 2026, filed 15 May 2026.