JY
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Jeff Yass’s BioLife Solutions BLFS Stock Holding History

Jeff Yass’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 		$4.03M Buy
142,680
+127,996
+872% +$2.99M ﹤0.01% 5034
2026
Q1 		$280K Buy
+14,684
New +$325K ﹤0.01% 11027
2025
Q3 		– Sell
-46,454
Closed -$1M – 12419
2025
Q2 		$1M Sell
46,454
-2,402
-5% -$54.1K ﹤0.01% 7423
2025
Q1 		$1.12M Buy
48,856
+32,532
+199% +$857K ﹤0.01% 6967
2024
Q4 		$424K Buy
+16,324
New +$406K ﹤0.01% 9079
2024
Q1 		– Sell
-12,044
Closed -$211K – 12190
2023
Q4 		$196K Buy
12,044
+1,908
+19% +$24.3K ﹤0.01% 10710
2023
Q3 		$140K Buy
10,136
+148
+1% +$2.33K ﹤0.01% 10621
2023
Q2 		$221K Sell
9,988
-6,502
-39% -$137K ﹤0.01% 10078
2023
Q1 		$359K Buy
+16,490
New +$371K ﹤0.01% 9308
2022
Q4 		– Sell
-9,886
Closed -$204K – 12435
2022
Q3 		$225K Sell
9,886
-40,813
-81% -$873K ﹤0.01% 10530
2022
Q2 		$700K Sell
50,699
-50,228
-50% -$737K ﹤0.01% 7428
2022
Q1 		$2.29M Buy
100,927
+22,823
+29% +$601K ﹤0.01% 5166
2021
Q4 		$2.91M Buy
78,104
+18,968
+32% +$814K ﹤0.01% 4701
2021
Q3 		$2.5M Buy
59,136
+27,035
+84% +$1.3M ﹤0.01% 5347
2021
Q2 		$1.43M Sell
32,101
-45,652
-59% -$1.61M ﹤0.01% 6787
2021
Q1 		$2.8M Buy
77,753
+46,108
+146% +$1.82M ﹤0.01% 5120
2020
Q4 		$1.26M Buy
+31,645
New +$1.08M ﹤0.01% 6140
2020
Q2 		– Sell
-20,512
Closed -$283K – 10136
2020
Q1 		$195K Buy
+20,512
New +$282K ﹤0.01% 8722
2019
Q2 		– Sell
-88,099
Closed -$1.58M – 10217
2019
Q1 		$1.58M Buy
88,099
+19,064
+28% +$303K ﹤0.01% 4150
2018
Q4 		$830K Buy
+69,035
New +$824K ﹤0.01% 5042
2016
Q4 		– Sell
-28,215
Closed -$52K – 9567
2016
Q3 		$52K Buy
+28,215
New +$53.5K ﹤0.01% 8108

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

Jeff Yass's BLFS Position: Q2 2026 in Review

Jeff Yass increased its BioLife Solutions (BLFS) stake by 872% in Q2 2026, buying an estimated $2.99M and bringing the position to 142,680 shares worth $4.03M. The position accounts for ﹤0.01% of the portfolio, ranked #5034.

Jeff Yass first reported a position in BLFS in Q3 2016 and has held it in 21 quarters since. 216 funds tracked by Wall St. Rank hold BLFS as of Q2 2026.

  • Jeff Yass held 142,680 shares of BioLife Solutions worth $4.03M as of Q2 2026.
  • Jeff Yass bought 127,996 BioLife Solutions shares in Q2 2026, an estimated $2.99M.
  • BioLife Solutions made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #5034 holding.
  • Jeff Yass first reported a position in BioLife Solutions in Q3 2016 and has held it in 21 quarters since.
  • 216 funds tracked by Wall St. Rank held BioLife Solutions as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.