Simplex Trading
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Simplex Trading’s Protara Therapeutics TARA Stock Holding History

Simplex Trading’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 		$23.2K Buy
+4,449
New +$26.3K ﹤0.01% 6650
2025
Q4 		– Sell
-17,890
Closed -$99.5K – 10027
2025
Q3 		$77K Buy
17,890
+16,529
+1,214% +$53.5K ﹤0.01% 6037
2025
Q2 		$4K Buy
+1,361
New +$4.7K ﹤0.01% 7897
2024
Q4 		– Sell
-373
Closed -$1.21K – 9598
2024
Q3 		$0 Buy
+373
New +$766 ﹤0.01% 9555
2024
Q2 		– Sell
-17,850
Closed -$52.2K – 9796
2024
Q1 		$71K Buy
+17,850
New +$57.6K ﹤0.01% 5942
2023
Q3 		– Sell
-195
Closed – – 9793
2023
Q2 		$0 Buy
+195
New +$579 ﹤0.01% 9923
2022
Q1 		– Sell
-575
Closed -$3.02K – 11370
2021
Q4 		$3K Sell
575
-6
-1% -$41 ﹤0.01% 9872
2021
Q3 		$5K Hold
581
– – ﹤0.01% 9293
2021
Q2 		$5K Buy
+581
New +$6.58K ﹤0.01% 9479

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

Simplex Trading's TARA Position: Q1 2026 in Review

Simplex Trading opened a new position in Protara Therapeutics (TARA) in Q1 2026: 4,449 shares worth $23.2K. The stake represents ﹤0.01% of the portfolio and ranks #6650 among its holdings. This is a return to the name: Simplex Trading previously reported a position in TARA as recently as Q3 2025.

Simplex Trading first reported a position in TARA in Q2 2021 and has held it in 9 quarters since. The position peaked at $77K in Q3 2025. 114 funds tracked by Wall St. Rank hold TARA as of Q1 2026.

  • Simplex Trading held 4,449 shares of Protara Therapeutics worth $23.2K as of Q1 2026.
  • Protara Therapeutics was a new Simplex Trading position in Q1 2026.
  • Protara Therapeutics made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #6650 holding.
  • Simplex Trading first reported a position in Protara Therapeutics in Q2 2021 and has held it in 9 quarters since.
  • Simplex Trading's Protara Therapeutics position peaked at $77K in Q3 2025.
  • 114 funds tracked by Wall St. Rank held Protara Therapeutics as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.