Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$20.6M Buy
1,184,398
+79,200
+7% +$1.5M 0.03% 637
2025
Q4
$20.8M Sell
1,105,198
-50,400
-4% -$844K 0.03% 581
2025
Q3
$16.8M Sell
1,155,598
-100
-0% -$1.43K 0.02% 816
2025
Q2
$22.6M Sell
1,155,698
-81,300
-7% -$1.44M 0.03% 653
2025
Q1
$22M Sell
1,236,998
-195,200
-14% -$4.2M 0.03% 626
2024
Q4
$30.7M Buy
1,432,198
+196,298
+16% +$4.77M 0.05% 475
2024
Q3
$38.6M Sell
1,235,900
-276,800
-18% -$6.89M 0.06% 407
2024
Q2
$23.5M Buy
1,512,700
+88,100
+6% +$1.06M 0.04% 529
2024
Q1
$15.1M Buy
1,424,600
+62,500
+5% +$625K 0.02% 772
2023
Q4
$16.3M Buy
1,362,100
+315,800
+30% +$2.59M 0.03% 700
2023
Q3
$7.32M Sell
1,046,300
-137,800
-12% -$1.27M 0.01% 1089
2023
Q2
$10.1M Buy
1,184,100
+157,200
+15% +$1.31M 0.01% 1022
2023
Q1
$9.39M Buy
1,026,900
+81,200
+9% +$1.04M 0.01% 1118
2022
Q4
$10.8M Buy
945,700
+185,300
+24% +$2.75M 0.01% 1047
2022
Q3
$12.9M Sell
760,400
-207,800
-21% -$4.46M 0.02% 892
2022
Q2
$20.8M Buy
968,200
+636,300
+192% +$17.6M 0.02% 713
2022
Q1
$12.3M Buy
331,900
+241,300
+266% +$9.4M 0.01% 997
2021
Q4
$4.12M Sell
90,600
-208,300
-70% -$10.9M 0.01% 1650
2021
Q3
$18.9M Buy
+298,900
New +$22.8M 0.02% 701
2021
Q2
Sell
-11,800
Closed -$803K 3482
2021
Q1
$803K Buy
+11,800
New +$916K ﹤0.01% 2705
2020
Q4
Sell
-170,400
Closed -$6.46M 3405
2020
Q3
$6.46M Buy
+170,400
New +$5.75M 0.01% 1420
2019
Q4
Sell
-247,000
Closed -$5.58M 3513
2019
Q3
$5.58M Sell
247,000
-85,800
-26% -$2.38M ﹤0.01% 1728
2019
Q2
$12M Buy
332,800
+65,600
+25% +$2.1M 0.01% 1286
2019
Q1
$8.42M Buy
267,200
+123,600
+86% +$3.6M 0.01% 1480
2018
Q4
$3.61M Buy
143,600
+48,900
+52% +$1.26M ﹤0.01% 1929
2018
Q3
$2.73M Sell
94,700
-126,000
-57% -$2.36M ﹤0.01% 2125
2018
Q2
$2.7M Buy
220,700
+87,400
+66% +$1M ﹤0.01% 2118
2018
Q1
$1.06M Buy
+133,300
New +$822K ﹤0.01% 2634
2015
Q2
Sell
-10,100
Closed -$56K 3234
2015
Q1
$56K Buy
+10,100
New +$66.6K ﹤0.01% 3073

Other funds holding CDNA

Jim Simons's CDNA Position: Q1 2026 in Review

Jim Simons increased its CareDx (CDNA) stake by 7.2% in Q1 2026, buying an estimated $1.5M and bringing the position to 1,184,398 shares worth $20.6M. The position accounts for 0.03% of the portfolio, ranked #637.

Jim Simons first reported a position in CDNA in Q1 2015 and has held it in 29 quarters since. The position peaked at $38.6M in Q3 2024. 190 funds tracked by Wall St. Rank hold CDNA as of Q1 2026.

  • Jim Simons held 1,184,398 shares of CareDx worth $20.6M as of Q1 2026.
  • Jim Simons bought 79,200 CareDx shares in Q1 2026, an estimated $1.5M.
  • CareDx made up 0.03% of Jim Simons's portfolio in Q1 2026, its #637 holding.
  • Jim Simons first reported a position in CareDx in Q1 2015 and has held it in 29 quarters since.
  • Jim Simons's CareDx position peaked at $38.6M in Q3 2024.
  • 190 funds tracked by Wall St. Rank held CareDx as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.