Citadel Advisors
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Citadel Advisors’s Biodesix BDSX Stock Holding History

Citadel Advisors’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
Q1 		– Sell
-25,985
Closed -$177K – 12983
2025
Q4 		$177K Buy
+25,985
New +$191K ﹤0.01% 11144
2025
Q2 		– Sell
-55
Closed -$692 – 12570
2025
Q1 		$692 Buy
55
+2
+4% +$38 ﹤0.01% 14226
2024
Q4 		$1.63K Sell
53
-647
-92% -$19K ﹤0.01% 14164
2024
Q3 		$24.9K Buy
700
+416
+146% +$14.3K ﹤0.01% 12605
2024
Q2 		$8.68K Buy
+284
New +$8.11K ﹤0.01% 13172
2024
Q1 		– Sell
-1,309
Closed -$48.2K – 14558
2023
Q4 		$48.2K Sell
1,309
-922
-41% -$28.9K ﹤0.01% 11814
2023
Q3 		$73.6K Buy
+2,231
New +$61.9K ﹤0.01% 11269
2023
Q1 		– Sell
-319
Closed -$14.7K – 14709
2022
Q4 		$14.7K Sell
319
-1,262
-80% -$34.3K ﹤0.01% 13382
2022
Q3 		$40K Buy
1,581
+201
+15% +$7.75K ﹤0.01% 11756
2022
Q2 		$45K Buy
1,380
+499
+57% +$16.2K ﹤0.01% 11999
2022
Q1 		$30K Sell
881
-1,585
-64% -$104K ﹤0.01% 13100
2021
Q4 		$261K Sell
2,466
-19
-0.8% -$2.48K ﹤0.01% 11238
2021
Q3 		$409K Sell
2,485
-221
-8% -$41.9K ﹤0.01% 10354
2021
Q2 		$715K Buy
2,706
+454
+20% +$143K ﹤0.01% 9202
2021
Q1 		$915K Buy
2,252
+1,314
+140% +$587K ﹤0.01% 8340
2020
Q4 		$378K Buy
+938
New +$292K ﹤0.01% 8665

Other funds holding BDSX

ACM
AIGH Capital Management Baltimore, Maryland $733M AUM 327.32% 1-Year Est. Return
TAM
Telemark Asset Management Boston, Massachusetts $1.08B AUM 70.88% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $61.9B AUM 29.81% 1-Year Est. Return
SCM
Soleus Capital Management Greenwich, Connecticut $2.47B AUM 115.63% 1-Year Est. Return
BC
Birchview Capital Burlington, Vermont $176M AUM 95.04% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
OM
Opaleye Management Boston, Massachusetts $759M AUM 124.8% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
EIM
Essex Investment Management Boston, Massachusetts $632M AUM 95.36% 1-Year Est. Return
SC
Stempoint Capital New York $522M AUM 281.95% 1-Year Est. Return

Citadel Advisors's BDSX Position: Q1 2026 in Review

Citadel Advisors sold out of Biodesix (BDSX) in Q1 2026, closing a stake of 25,985 shares — an estimated $177K sold.

Citadel Advisors first reported a position in BDSX in Q4 2020 and held it in 16 quarters. The position peaked at $915K in Q1 2021. 40 funds tracked by Wall St. Rank hold BDSX as of Q1 2026.

  • Citadel Advisors reported no remaining Biodesix position as of Q1 2026 after selling out during the quarter.
  • Citadel Advisors sold 25,985 Biodesix shares in Q1 2026, an estimated $177K.
  • Citadel Advisors first reported a position in Biodesix in Q4 2020 and held it in 16 quarters.
  • Citadel Advisors's Biodesix position peaked at $915K in Q1 2021.
  • 40 funds tracked by Wall St. Rank held Biodesix as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.