BIOLIFE SOLUTIONS INC - Common Stock, par value $0.001 per share (BLFS)

CUSIP: 09062W204

Q1 2026 13F Holders as of 31 Mar 2026

Security type / class
Equity / Common Stock, par value $0.001 per share
Total 13F shares
49,884,763
Total 13F value
$951,654,024
Holder snapshot 6 signals
Share change
+899,471
SEC-reported price per share
$19.08
Number of holders
186
Value change
+$9,674,703
Number of buys
96
Number of sells
82
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
49,042,938

Security key

09062W204

Report period

Q1 2026

Institutions

186

Top holders

10

BLFS full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 Previous quarter: Q4 2025 BIOLIFE SOLUTIONS INC SEC filings BIOLIFE SOLUTIONS INC company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of BLFS - BIOLIFE SOLUTIONS INC - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
T. Rowe Price Investment ...
Disclosed value leader
Casdin Capital, LLC
Comparable rows
15/15
Latest evidence
31 Mar 2026
13D/G 13F 3/4/5 Lead comparable stake: 14% 13D/G row: T. Rowe Price Investment Management, Inc. Showing 1-6 of 15 holder rows.

Quick read

T. Rowe Price Investment Management, Inc. leads the comparable SEC ownership view at 14%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens T. Rowe Price Investment Management, Inc.'s linked filing trail.
Comparable ownership Top 5
T. Rowe Price Investment Manageme... 14%
Invesco Ltd. 4.9%
Karen A. Foster 0.22%
Sarah Aebersold 0.19%
Rachel Ellingson 0.12%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
T. Rowe Price Investment Management, Inc.
13D/G 13F
Company
13D/G 13F
14%
$130,842,618
6,506,346 shares
 +$26,656,247 31 Mar 2026
Invesco Ltd.
13F 13D/G
Company
13F 13D/G
4.9%
from 13D/G
$95,080,378
3,932,191 shares
 — 31 Dec 2025
Karen A. Foster
3/4/5
Chief Quality and Operations
3/4/5
0.22%
$2,084,890
108,758 shares
 -$2,089,462 23 Mar 2026
Sarah Aebersold
3/4/5
Chief Human Resources Officer
3/4/5
0.19%
$2,077,803
92,429 shares
 -$75,059 19 Mar 2026
Rachel Ellingson
3/4/5
Director
3/4/5
0.12%
$1,309,527
57,995 shares
 — 24 Feb 2026
Joydeep Goswami
3/4/5
Director
3/4/5
0.11%
$1,200,262
53,156 shares
 -$48,297 24 Feb 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
186
Shares
49,884,763
Rows available
186
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders
186
Q1 2026 holders
186
Holder diff
0
Investor Q4 2025 Shares Q1 2026 Shares Share Diff Share Chg % Q4 2025 value Q1 2026 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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