Jane Street
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Jane Street’s Arcturus Therapeutics ARCT Stock Holding History

Jane Street’s Portfolio ARCT Stock Details ARCT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$101K Sell
15,010
-8,073
-35% -$63.6K ﹤0.01% 10590
2026
Q1 		$178K Sell
23,083
-399,336
-95% -$2.91M ﹤0.01% 10257
2025
Q4 		$2.59M Buy
422,419
+286,029
+210% +$3.09M ﹤0.01% 4324
2025
Q3 		$2.51M Buy
+136,390
New +$2.19M ﹤0.01% 4522
2025
Q2 		– Sell
-88,921
Closed -$1.05M – 9560
2025
Q1 		$942K Sell
88,921
-7,031
-7% -$112K ﹤0.01% 5682
2024
Q4 		$1.63M Buy
95,952
+36,150
+60% +$681K ﹤0.01% 4481
2024
Q3 		$1.39M Sell
59,802
-13,310
-18% -$285K ﹤0.01% 5218
2024
Q2 		$1.78M Buy
73,112
+25,295
+53% +$767K ﹤0.01% 4694
2024
Q1 		$1.61M Sell
47,817
-23,539
-33% -$834K ﹤0.01% 4511
2023
Q4 		$2.25M Sell
71,356
-7,608
-10% -$181K ﹤0.01% 4124
2023
Q3 		$2.02M Buy
78,964
+27,944
+55% +$861K ﹤0.01% 4043
2023
Q2 		$1.46M Buy
51,020
+1,702
+3% +$46.3K ﹤0.01% 4629
2023
Q1 		$1.18M Sell
49,318
-36,024
-42% -$646K ﹤0.01% 4708
2022
Q4 		$1.45M Buy
85,342
+54,290
+175% +$947K ﹤0.01% 4383
2022
Q3 		$461K Sell
31,052
-5,876
-16% -$98.6K ﹤0.01% 6834
2022
Q2 		$581K Buy
36,928
+23,519
+175% +$462K ﹤0.01% 6462
2022
Q1 		$362K Sell
13,409
-28,144
-68% -$718K ﹤0.01% 8067
2021
Q4 		$1.54M Sell
41,553
-13,745
-25% -$560K ﹤0.01% 5021
2021
Q3 		$2.64M Buy
55,298
+29,748
+116% +$1.33M ﹤0.01% 3911
2021
Q2 		$865K Buy
+25,550
New +$865K ﹤0.01% 6148
2021
Q1 		– Sell
-86,826
Closed -$5.18M – 9051
2020
Q4 		$3.77M Sell
86,826
-66,730
-43% -$4.52M ﹤0.01% 2501
2020
Q3 		$6.59M Buy
153,556
+65,468
+74% +$3.25M ﹤0.01% 1579
2020
Q2 		$4.12M Buy
88,088
+69,761
+381% +$2.4M ﹤0.01% 2091
2020
Q1 		$249K Buy
+18,327
New +$235K ﹤0.01% 4417
2014
Q4 		– Sell
-2,101
Closed -$227K – 2450
2014
Q3 		$227K Buy
+2,101
New +$274K ﹤0.01% 2110

Other funds holding ARCT

Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.75B AUM 33.73% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Jane Street's ARCT Position: Q2 2026 in Review

Jane Street reduced its Arcturus Therapeutics (ARCT) stake by 35% in Q2 2026, selling an estimated $63.6K and leaving 15,010 shares worth $101K. The position accounts for ﹤0.01% of the portfolio, ranked #10590.

Jane Street first reported a position in ARCT in Q3 2014 and has held it in 25 quarters since. The position peaked at $6.59M in Q3 2020. 135 funds tracked by Wall St. Rank hold ARCT as of Q2 2026.

  • Jane Street held 15,010 shares of Arcturus Therapeutics worth $101K as of Q2 2026.
  • Jane Street sold 8,073 Arcturus Therapeutics shares in Q2 2026, an estimated $63.6K.
  • Arcturus Therapeutics made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #10590 holding.
  • Jane Street first reported a position in Arcturus Therapeutics in Q3 2014 and has held it in 25 quarters since.
  • Jane Street's Arcturus Therapeutics position peaked at $6.59M in Q3 2020.
  • 135 funds tracked by Wall St. Rank held Arcturus Therapeutics as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.