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
2024 Q1	–	Sell	-12,500	Closed	-$203K	–	12189
2023 Q4	$203K	Buy	+12,500	New	+$159K	﹤0.01%	10653
2023 Q2	–	Sell	-14,700	Closed	-$320K	–	12083
2023 Q1	$320K	Sell	14,700 -17,100	-54%	-$385K	﹤0.01%	9580
2022 Q4	$579K	Buy	31,800 +8,200	+35%	+$169K	﹤0.01%	7469
2022 Q3	$537K	Buy	+23,600	New	+$505K	﹤0.01%	8287
2021 Q3	–	Sell	-7,900	Closed	-$352K	–	12742
2021 Q2	$352K	Sell	7,900 -16,600	-68%	-$585K	﹤0.01%	10424
2021 Q1	$882K	Sell	24,500 -20,600	-46%	-$815K	﹤0.01%	8057
2020 Q4	$1.8M	Buy	45,100 +2,000	+5%	+$68.2K	﹤0.01%	5311
2020 Q3	$1.25M	Buy	43,100 +31,100	+259%	+$672K	﹤0.01%	5591
2020 Q2	$196K	Buy	+12,000	New	+$165K	﹤0.01%	9053

Other funds holding BLFS

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Casdin Capital New York $2B AUM 147.21% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

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 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.