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
Q1 		– Sell
-29,200
Closed -$179K – 11511
2025
Q4 		$179K Buy
29,200
+2,500
+9% +$27K ﹤0.01% 9819
2025
Q3 		$492K Buy
26,700
+15,200
+132% +$244K ﹤0.01% 7900
2025
Q2 		$150K Buy
+11,500
New +$136K ﹤0.01% 8750
2024
Q1 		– Sell
-23,800
Closed -$750K – 9135
2023
Q4 		$750K Sell
23,800
-20,300
-46% -$483K ﹤0.01% 6088
2023
Q3 		$1.13M Buy
+44,100
New +$1.36M ﹤0.01% 4996
2022
Q4 		– Sell
-18,800
Closed -$279K – 9088
2022
Q3 		$279K Buy
+18,800
New +$315K ﹤0.01% 7708
2022
Q2 		– Sell
-15,300
Closed -$412K – 9595
2022
Q1 		$412K Sell
15,300
-42,800
-74% -$1.09M ﹤0.01% 7833
2021
Q4 		$2.15M Sell
58,100
-7,800
-12% -$318K ﹤0.01% 4344
2021
Q3 		$3.15M Buy
65,900
+18,200
+38% +$816K ﹤0.01% 3561
2021
Q2 		$1.61M Sell
47,700
-10,700
-18% -$362K ﹤0.01% 4768
2021
Q1 		$2.41M Sell
58,400
-74,400
-56% -$4.43M ﹤0.01% 3666
2020
Q4 		$5.76M Buy
132,800
+47,100
+55% +$3.19M ﹤0.01% 1963
2020
Q3 		$3.68M Buy
85,700
+17,900
+26% +$889K ﹤0.01% 2203
2020
Q2 		$3.17M Buy
+67,800
New +$2.34M ﹤0.01% 2433

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.