Simplex Trading
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Simplex Trading’s Jasper Therapeutics JSPR Stock Holding History

Simplex Trading’s Portfolio JSPR Stock Details JSPR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-84,700
Closed -$155K – 9621
2025
Q4 		$155K Buy
84,700
+29,800
+54% +$59.8K ﹤0.01% 4497
2025
Q3 		$130K Buy
54,900
+50,800
+1,239% +$154K ﹤0.01% 5454
2025
Q2 		$22K Sell
4,100
-5,500
-57% -$27.1K ﹤0.01% 6694
2025
Q1 		$41K Sell
9,600
-15,000
-61% -$99.8K ﹤0.01% 5973
2024
Q4 		$525K Buy
24,600
+24,000
+4,000% +$500K ﹤0.01% 3486
2024
Q3 		$11K Buy
600
+300
+100% +$5.97K ﹤0.01% 7122
2024
Q2 		$6K Sell
300
-14,700
-98% -$353K ﹤0.01% 7772
2024
Q1 		$440K Buy
+15,000
New +$266K ﹤0.01% 3973
2023
Q4 		– Sell
-1,040
Closed -$7K – 9323
2023
Q3 		$7K Buy
+1,040
New +$12.7K ﹤0.01% 7428
2023
Q2 		– Sell
-1,340
Closed -$24K – 9459
2023
Q1 		$24K Buy
+1,340
New +$24.8K ﹤0.01% 6726
2022
Q3 		– Sell
-840
Closed -$16K – 10393
2022
Q2 		$16K Hold
840
– – ﹤0.01% 7829
2022
Q1 		$29K Sell
840
-10
-1% -$451 ﹤0.01% 7806
2021
Q4 		$66K Buy
+850
New +$79.5K ﹤0.01% 6856

Other funds holding JSPR

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
ACA
Acorn Capital Advisors New York $352M AUM 299.18% 1-Year Est. Return
KCM
Kingdon Capital Management New York $911M AUM 51.11% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
RSCM
Rock Springs Capital Management Baltimore, Maryland $1.7B AUM 93.03% 1-Year Est. Return
CG
Carlyle Group Washington, District of Columbia $10.6B AUM 11.25% 1-Year Est. Return
BFM
Boothbay Fund Management New York $7.71B AUM 106.31% 1-Year Est. Return
LPC
Lion Point Capital New York $16.7M AUM 119.35% 1-Year Est. Return

Simplex Trading's JSPR Position: Q1 2026 in Review

Simplex Trading opened a new position in Jasper Therapeutics (JSPR) in Q1 2026: 29,273 shares worth $25.6K. The stake represents ﹤0.01% of the portfolio and ranks #6549 among its holdings. This is a return to the name: Simplex Trading previously reported a position in JSPR as recently as Q2 2025.

Simplex Trading first reported a position in JSPR in Q4 2021 and has held it in 9 quarters since. The position peaked at $132K in Q2 2024. 58 funds tracked by Wall St. Rank hold JSPR as of Q1 2026.

  • Simplex Trading held 29,273 shares of Jasper Therapeutics worth $25.6K as of Q1 2026.
  • Jasper Therapeutics was a new Simplex Trading position in Q1 2026.
  • Jasper Therapeutics made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #6549 holding.
  • Simplex Trading first reported a position in Jasper Therapeutics in Q4 2021 and has held it in 9 quarters since.
  • Simplex Trading's Jasper Therapeutics position peaked at $132K in Q2 2024.
  • 58 funds tracked by Wall St. Rank held Jasper Therapeutics as of Q1 2026.

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