Jim Simons
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Jim Simons’s Biodesix BDSX Stock Holding History

Jim Simons’s Portfolio BDSX Stock Details BDSX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$646K Buy
28,648
+16,700
+140% +$248K ﹤0.01% 2502
2026
Q1 		$173K Buy
+11,948
New +$148K ﹤0.01% 2940
2025
Q2 		– Sell
-18,535
Closed -$232K – 3556
2025
Q1 		$232K Buy
18,535
+525
+3% +$10.1K ﹤0.01% 3033
2024
Q4 		$551K Buy
18,010
+15,952
+775% +$469K ﹤0.01% 2797
2024
Q3 		$73.3K Buy
2,058
+1,503
+271% +$51.7K ﹤0.01% 3302
2024
Q2 		$17K Sell
555
-105
-16% -$3K ﹤0.01% 3396
2024
Q1 		$19K Sell
660
-1,780
-73% -$60.9K ﹤0.01% 3592
2023
Q4 		$90K Buy
2,440
+1,370
+128% +$43K ﹤0.01% 3329
2023
Q3 		$35K Sell
1,070
-635
-37% -$17.6K ﹤0.01% 3452
2023
Q2 		$42K Sell
1,705
-695
-29% -$20.8K ﹤0.01% 3644
2023
Q1 		$89K Sell
2,400
-440
-15% -$18.1K ﹤0.01% 3522
2022
Q4 		$131K Sell
2,840
-5
-0.2% -$136 ﹤0.01% 3546
2022
Q3 		$72K Buy
2,845
+15
+0.5% +$578 ﹤0.01% 3673
2022
Q2 		$93K Buy
+2,830
New +$92K ﹤0.01% 3870

Other funds holding BDSX

ACM
AIGH Capital Management Baltimore, Maryland $1.59B AUM 855.46% 1-Year Est. Return
Soleus Capital Management
Soleus Capital Management Greenwich, Connecticut $2.9B AUM 169.69% 1-Year Est. Return
TAM
Telemark Asset Management Boston, Massachusetts $1.38B AUM 71.45% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
Birchview Capital
Birchview Capital Burlington, Vermont $214M AUM 185.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Essex Investment Management
Essex Investment Management Boston, Massachusetts $675M AUM 61.81% 1-Year Est. Return
OM
Opaleye Management Boston, Massachusetts $1.1B AUM 197.64% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
Perceptive Advisors
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return

Jim Simons's BDSX Position: Q2 2026 in Review

Jim Simons increased its Biodesix (BDSX) stake by 140% in Q2 2026, buying an estimated $248K and bringing the position to 28,648 shares worth $646K. The position accounts for ﹤0.01% of the portfolio, ranked #2502.

Jim Simons first reported a position in BDSX in Q2 2022 and has held it in 14 quarters since. 45 funds tracked by Wall St. Rank hold BDSX as of Q2 2026.

  • Jim Simons held 28,648 shares of Biodesix worth $646K as of Q2 2026.
  • Jim Simons bought 16,700 Biodesix shares in Q2 2026, an estimated $248K.
  • Biodesix made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #2502 holding.
  • Jim Simons first reported a position in Biodesix in Q2 2022 and has held it in 14 quarters since.
  • 45 funds tracked by Wall St. Rank held Biodesix as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.