Citadel Advisors
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Citadel Advisors’s BioLife Solutions BLFS Stock Holding History

Citadel Advisors’s Portfolio BLFS Stock Details BLFS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.01M Buy
+35,800
New +$837K ﹤0.01% 8171
2025
Q4 		– Sell
-12,600
Closed -$321K – 12707
2025
Q3 		$321K Buy
+12,600
New +$299K ﹤0.01% 10200
2025
Q2 		– Sell
-2,500
Closed -$57.1K – 12617
2025
Q1 		$57.1K Sell
2,500
-1,800
-42% -$47.4K ﹤0.01% 12170
2024
Q4 		$112K Sell
4,300
-3,900
-48% -$97K ﹤0.01% 11305
2024
Q3 		$205K Sell
8,200
-3,400
-29% -$80.3K ﹤0.01% 10094
2024
Q2 		$249K Buy
11,600
+4,100
+55% +$79.6K ﹤0.01% 9507
2024
Q1 		$139K Sell
7,500
-6,700
-47% -$117K ﹤0.01% 10881
2023
Q4 		$231K Sell
14,200
-3,700
-21% -$47.2K ﹤0.01% 9665
2023
Q3 		$247K Buy
17,900
+9,200
+106% +$145K ﹤0.01% 9520
2023
Q2 		$192K Buy
8,700
+4,500
+107% +$94.8K ﹤0.01% 9957
2023
Q1 		$91.3K Sell
4,200
-12,500
-75% -$281K ﹤0.01% 11392
2022
Q4 		$304K Buy
+16,700
New +$345K ﹤0.01% 9293
2022
Q1 		– Sell
-35,400
Closed -$1.32M – 13593
2021
Q4 		$1.32M Sell
35,400
-10,100
-22% -$433K ﹤0.01% 7215
2021
Q3 		$1.93M Buy
45,500
+21,200
+87% +$1.02M ﹤0.01% 6454
2021
Q2 		$1.08M Buy
24,300
+10,000
+70% +$352K ﹤0.01% 8171
2021
Q1 		$515K Sell
14,300
-400
-3% -$15.8K ﹤0.01% 9607
2020
Q4 		$586K Buy
+14,700
New +$501K ﹤0.01% 7858
2020
Q1 		– Sell
-10,700
Closed -$173K – 9587
2019
Q4 		$173K Buy
+10,700
New +$174K ﹤0.01% 8285

Other funds holding BLFS

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
CC
Casdin Capital New York $2B AUM 147.21% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
FAM
Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Citadel Advisors's BLFS Position: Q2 2026 in Review

Citadel Advisors reduced its BioLife Solutions (BLFS) stake by 35% in Q2 2026, selling an estimated $2.02M and leaving 157,944 shares worth $4.46M. The position accounts for ﹤0.01% of the portfolio, ranked #4925.

Citadel Advisors first reported a position in BLFS in Q1 2015 and has held it in 32 quarters since. The position peaked at $10.4M in Q1 2024. 217 funds tracked by Wall St. Rank hold BLFS as of Q2 2026.

  • Citadel Advisors held 157,944 shares of BioLife Solutions worth $4.46M as of Q2 2026.
  • Citadel Advisors sold 86,228 BioLife Solutions shares in Q2 2026, an estimated $2.02M.
  • BioLife Solutions made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #4925 holding.
  • Citadel Advisors first reported a position in BioLife Solutions in Q1 2015 and has held it in 32 quarters since.
  • Citadel Advisors's BioLife Solutions position peaked at $10.4M in Q1 2024.
  • 217 funds tracked by Wall St. Rank held BioLife Solutions as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.