Jane Street
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Jane Street’s Protara Therapeutics TARA Stock Holding History

Jane Street’s Portfolio TARA Stock Details TARA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-156,135
Closed -$832K – 12947
2025
Q4 		$832K Buy
156,135
+110,889
+245% +$617K ﹤0.01% 6528
2025
Q3 		$197K Buy
45,246
+18,350
+68% +$59.4K ﹤0.01% 9698
2025
Q2 		$81.5K Sell
26,896
-64,559
-71% -$223K ﹤0.01% 9038
2025
Q1 		$390K Buy
91,455
+53,721
+142% +$240K ﹤0.01% 7335
2024
Q4 		$199K Buy
+37,734
New +$122K ﹤0.01% 8415
2024
Q3 		– Sell
-12,850
Closed -$26.7K – 10385
2024
Q2 		$26.7K Buy
+12,850
New +$37.6K ﹤0.01% 9017
2021
Q3 		– Sell
-13,678
Closed -$133K – 10704
2021
Q2 		$133K Buy
+13,678
New +$155K ﹤0.01% 9125
2019
Q3 		– Sell
-258
Closed -$4K – 5733
2019
Q2 		$4K Buy
+258
New +$4.56K ﹤0.01% 5054

Other funds holding TARA

Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCIM
Velan Capital Investment Management Alpharetta, Georgia $160M AUM 517.12% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Blackstone Inc
Blackstone Inc New York $25.6B AUM 26.83% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SCM
Sio Capital Management New York $697M AUM 79.73% 1-Year Est. Return
ACA
Acorn Capital Advisors New York $352M AUM 299.18% 1-Year Est. Return
IHAM
Integral Health Asset Management New York $2.09B AUM 112.84% 1-Year Est. Return
ACM
AIGH Capital Management Baltimore, Maryland $733M AUM 327.32% 1-Year Est. Return

Jane Street's TARA Position: Q1 2026 in Review

Jane Street sold out of Protara Therapeutics (TARA) in Q1 2026, closing a stake of 156,135 shares — an estimated $832K sold.

Jane Street first reported a position in TARA in Q2 2019 and held it in 8 quarters. The position peaked at $832K in Q4 2025. 114 funds tracked by Wall St. Rank hold TARA as of Q1 2026.

  • Jane Street reported no remaining Protara Therapeutics position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 156,135 Protara Therapeutics shares in Q1 2026, an estimated $832K.
  • Jane Street first reported a position in Protara Therapeutics in Q2 2019 and held it in 8 quarters.
  • Jane Street's Protara Therapeutics position peaked at $832K in Q4 2025.
  • 114 funds tracked by Wall St. Rank held Protara Therapeutics as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.