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Oberweis Asset Management’s CareDx CDNA Stock Holding History

Oberweis Asset Management’s Portfolio CDNA Stock Details CDNA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-292,871
Closed -$5.72M – 187
2025
Q2 		$5.72M Sell
292,871
-130,400
-31% -$2.32M 0.25% 134
2025
Q1 		$7.51M Sell
423,271
-200
-0% -$4.31K 0.37% 99
2024
Q4 		$9.07M Buy
423,471
+128,971
+44% +$3.14M 0.43% 88
2024
Q3 		$9.2M Buy
294,500
+44,100
+18% +$1.1M 0.47% 83
2024
Q2 		$3.89M Buy
+250,400
New +$3.03M 0.24% 140
2021
Q4 		– Sell
-47,850
Closed -$3.03M – 157
2021
Q3 		$3.03M Buy
47,850
+1,020
+2% +$77.7K 0.63% 20
2021
Q2 		$4.29M Sell
46,830
-19,010
-29% -$1.51M 0.94% 18
2021
Q1 		$4.48M Sell
65,840
-57,400
-47% -$4.46M 0.92% 18
2020
Q4 		$8.93M Buy
123,240
+4,340
+4% +$251K 2.35% 6
2020
Q3 		$4.51M Buy
118,900
+32,150
+37% +$1.09M 1.52% 11
2020
Q2 		$3.07M Buy
+86,750
New +$2.47M 1.21% 13
2019
Q4 		– Sell
-244,410
Closed -$5.53M – 205
2019
Q3 		$5.53M Sell
244,410
-12,050
-5% -$334K 1.25% 20
2019
Q2 		$9.23M Buy
256,460
+47,250
+23% +$1.51M 1.68% 11
2019
Q1 		$6.59M Buy
209,210
+156,910
+300% +$4.57M 1.32% 20
2018
Q4 		$1.31M Hold
52,300
– – 0.29% 59
2018
Q3 		$1.51M Buy
+52,300
New +$979K 0.29% 57

Other funds holding CDNA

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
OAM
Ophir Asset Management Sydney, Australia $859M AUM 59.08% 1-Year Est. Return
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $3B AUM 46.72% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return

Oberweis Asset Management's CDNA Position: Q3 2025 in Review

Oberweis Asset Management sold out of CareDx (CDNA) in Q3 2025, closing a stake of 292,871 shares — an estimated $5.72M sold.

Oberweis Asset Management first reported a position in CDNA in Q3 2018 and held it in 16 quarters. The position peaked at $9.23M in Q2 2019. 187 funds tracked by Wall St. Rank hold CDNA as of Q3 2025.

  • Oberweis Asset Management reported no remaining CareDx position as of Q3 2025 after selling out during the quarter.
  • Oberweis Asset Management sold 292,871 CareDx shares in Q3 2025, an estimated $5.72M.
  • Oberweis Asset Management first reported a position in CareDx in Q3 2018 and held it in 16 quarters.
  • Oberweis Asset Management's CareDx position peaked at $9.23M in Q2 2019.
  • 187 funds tracked by Wall St. Rank held CareDx as of Q3 2025.

Based on Oberweis Asset Management's 13F filing for Q3 2025, filed 17 Nov 2025.