GAGNON SECURITIES LLC

Broker-Dealer

Position in BLFS — Biolife Solutions Inc

CIK 1125725 New York, NY

Position in BLFS

as of Mar 31, 2026 · filed Apr 22, 2026 Compact

Position Value

$10,236,648

-$2,684,104 QoQ

Shares Held

536,512

+0.4% QoQ

Ownership

1.10%

of shares outstanding

% of Portfolio

2.43%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2020

24 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Healthcare · as of Mar 31, 2026

GAGNON SECURITIES LLC holds $33,797,171 across 4 Medical Instruments & Supplies names. BLFS ranks #2 (30.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ISRG	Intuitive Surgical Inc	31,619	$14,576,042
2	BLFS	Biolife Solutions Inc This page	536,512	$10,236,648
3	OSUR	Orasure Technologies Inc	1,714,391	$5,143,173
4	ICUI	Icu Medical Inc/De	29,743	$3,841,308

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$10,236,648	536,512	+0.4%	Shares	Sole	2026-04-22
2025-12-31	$12,920,752	534,357	-0.3%	Shares	Sole	2026-02-13
2025-09-30	$13,667,161	535,757	-0.8%	Shares	Sole	2025-11-03
2025-06-30	$11,629,359	539,896	-0.2%	Shares	Sole	2025-07-23
2025-03-31	$12,355,343	540,952	-4.6%	Shares	Sole	2025-05-09
2024-12-31	$14,724,901	567,215	-0.4%	Shares	Sole	2025-01-24
2024-09-30	$14,257,225	569,378	-1.4%	Shares	Sole	2024-11-12
2024-06-30	$12,370,103	577,233	-2.7%	Shares	Sole	2024-08-14
2024-03-31	$11,007,421	593,392	-5.4%	Shares	Sole	2024-05-13
2023-12-31	$10,196,533	627,479	-0.9%	Shares	Sole	2024-02-14
2023-09-30	$8,746,743	633,363	-0.7%	Shares	Sole	2023-11-14
2023-06-30	$14,090,429	637,576	-1.9%	Shares	Sole	2023-08-08
2023-03-31	$14,135,716	649,918	+15.8%	Shares	Sole	2023-04-10
2022-12-31	$10,211,328	561,062	-0.6%	Shares	Sole	2023-02-07
2022-09-30	$12,839,258	564,363	-1.3%	Shares	Sole	2022-11-14
2022-06-30	$7,894,886	571,679	+50.6%	Shares	Sole	2022-08-01
2022-03-31	$8,626,171	379,506	+19.7%	Shares	Sole	2022-05-09
2021-12-31	$11,813,434	316,969	-0.7%	Shares	Sole	2022-02-08
2021-09-30	$13,514,595	319,343	-16.7%	Shares	Sole	2021-11-12
2021-06-30	$17,055,786	383,190	-3.2%	Shares	Sole	2021-07-28
2021-03-31	$14,251,680	395,880	-2.5%	Shares	Sole	2021-05-14
2020-12-31	$16,200,964	406,141	-0.0%	Shares	Sole	2021-02-12
2020-09-30	$11,758,293	406,299	+152.2%	Shares	Sole	2020-11-12
2020-06-30	$2,633,592	161,076	—	Shares	Sole	2020-08-13
No filing history on record for this holder in this stock.