Jane Street
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Jane Street’s iShares Low Carbon Optimized MSCI ACWI ETF CRBN Stock Holding History

Jane Street’s Portfolio CRBN Stock Details CRBN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-11,999
Closed -$2.72M – 11289
2025
Q3 		$2.72M Sell
11,999
-3,819
-24% -$833K ﹤0.01% 4389
2025
Q2 		$3.35M Buy
15,818
+8,451
+115% +$1.67M ﹤0.01% 3587
2025
Q1 		$1.41M Sell
7,367
-31,929
-81% -$6.29M ﹤0.01% 4949
2024
Q4 		$7.61M Sell
39,296
-29,584
-43% -$5.84M ﹤0.01% 2162
2024
Q3 		$13.5M Sell
68,880
-2,516
-4% -$472K ﹤0.01% 1612
2024
Q2 		$13.1M Buy
71,396
+59,197
+485% +$10.6M ﹤0.01% 1727
2024
Q1 		$2.19M Sell
12,199
-26,494
-68% -$4.54M ﹤0.01% 3964
2023
Q4 		$6.4M Buy
38,693
+2,617
+7% +$407K ﹤0.01% 2516
2023
Q3 		$5.42M Sell
36,076
-15,952
-31% -$2.49M ﹤0.01% 2504
2023
Q2 		$8.14M Buy
52,028
+17,300
+50% +$2.61M ﹤0.01% 2143
2023
Q1 		$5.14M Buy
34,728
+10,681
+44% +$1.55M ﹤0.01% 2407
2022
Q4 		$3.32M Sell
24,047
-28,114
-54% -$3.85M ﹤0.01% 3065
2022
Q3 		$6.61M Buy
52,161
+29,599
+131% +$4.17M ﹤0.01% 2199
2022
Q2 		$3.09M Sell
22,562
-38,246
-63% -$5.68M ﹤0.01% 3402
2022
Q1 		$9.93M Sell
60,808
-117,164
-66% -$19.1M ﹤0.01% 2003
2021
Q4 		$31M Buy
177,972
+90,826
+104% +$15.6M 0.01% 894
2021
Q3 		$14.3M Buy
+87,146
New +$14.7M 0.01% 1400
2021
Q2 		– Sell
-52,916
Closed -$8.26M – 9838
2021
Q1 		$8.26M Sell
52,916
-2,754
-5% -$424K ﹤0.01% 1744
2020
Q4 		$8.28M Sell
55,670
-9,907
-15% -$1.39M ﹤0.01% 1587
2020
Q3 		$8.59M Sell
65,577
-14,601
-18% -$1.89M 0.01% 1343
2020
Q2 		$9.69M Buy
+80,178
New +$9.16M 0.01% 1211
2019
Q4 		– Sell
-14,686
Closed -$1.76M – 5126
2019
Q3 		$1.76M Buy
+14,686
New +$1.75M ﹤0.01% 1940
2019
Q2 		– Sell
-30,466
Closed -$3.55M – 5192
2019
Q1 		$3.55M Buy
30,466
+27,111
+808% +$3.05M 0.01% 1441
2018
Q4 		$346K Sell
3,355
-37,037
-92% -$4.11M ﹤0.01% 3894
2018
Q3 		$4.85M Buy
40,392
+8,235
+26% +$974K 0.01% 1065
2018
Q2 		$3.71M Buy
32,157
+13,606
+73% +$1.6M 0.01% 1304
2018
Q1 		$2.17M Sell
18,551
-33,034
-64% -$3.96M 0.01% 1757
2017
Q4 		$6.03M Buy
51,585
+46,442
+903% +$5.35M 0.02% 765
2017
Q3 		$578K Sell
5,143
-7,706
-60% -$849K ﹤0.01% 2926
2017
Q2 		$1.38M Buy
+12,849
New +$1.37M ﹤0.01% 1862
2016
Q2 		– Sell
-9,033
Closed -$836K – 4118
2016
Q1 		$836K Sell
9,033
-18,317
-67% -$1.6M ﹤0.01% 2026
2015
Q4 		$2.54M Buy
27,350
+6,141
+29% +$577K 0.02% 872
2015
Q3 		$1.87M Buy
+21,209
New +$2M 0.01% 1045

Other funds holding CRBN

Betterment LLC
Betterment LLC New York $52.8B AUM 15.34% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
AL
Aspiriant LLC Los Angeles, California $3.51B AUM 13.98% 1-Year Est. Return
A
Allianz Munich, Germany $9.02B AUM 28.63% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
IL
Investure LLC Charlottesville, Virginia $2.04B AUM 15.91% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return
BWP
BSW Wealth Partners Boulder, Colorado $899M AUM 28.56% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Jane Street's CRBN Position: Q4 2025 in Review

Jane Street sold out of iShares Low Carbon Optimized MSCI ACWI ETF (CRBN) in Q4 2025, closing a stake of 11,999 shares — an estimated $2.72M sold.

Jane Street first reported a position in CRBN in Q3 2015 and held it in 33 quarters. The position peaked at $31M in Q4 2021. 128 funds tracked by Wall St. Rank hold CRBN as of Q4 2025.

  • Jane Street reported no remaining iShares Low Carbon Optimized MSCI ACWI ETF position as of Q4 2025 after selling out during the quarter.
  • Jane Street sold 11,999 iShares Low Carbon Optimized MSCI ACWI ETF shares in Q4 2025, an estimated $2.72M.
  • Jane Street first reported a position in iShares Low Carbon Optimized MSCI ACWI ETF in Q3 2015 and held it in 33 quarters.
  • Jane Street's iShares Low Carbon Optimized MSCI ACWI ETF position peaked at $31M in Q4 2021.
  • 128 funds tracked by Wall St. Rank held iShares Low Carbon Optimized MSCI ACWI ETF as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.