Security key
09062W204
BIOLIFE SOLUTIONS INC - Common Stock, par value $0.001 per share (BLFS)
CUSIP: 09062W204
Q3 2019 13F Holders as of 30 Sep 2019
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 10,248,020
- Total 13F value
- $170,376,845
- Share change
- +1,279,605
- SEC-reported price per share
- $16.63
- Number of holders
- 78
- Value change
- +$21,192,749
- Number of buys
- 39
- Number of sells
- 24
- Shares outstanding
- 49,042,938
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2019
Institutions
78
Top holders
10
BLFS full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2019
Previous quarter: Q2 2019
BIOLIFE SOLUTIONS INC SEC filings
BIOLIFE SOLUTIONS INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 09062W204
Recent filing periods:
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
Casdin Capital, LLC
Disclosed value leader
Casdin Capital, LLC
Comparable rows
15/15
Latest evidence
30 Jun 2019
13F
Lead comparable stake: 5%
Showing 1-6 of 15 holder rows.
Quick read
Casdin Capital, LLC leads the comparable SEC ownership view at 5%.
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 Casdin Capital, LLC's linked filing trail.
Comparable ownership
Top 5
Casdin Capital, LLC
5%
SANDLER CAPITAL MANAGEMENT
1.8%
VANGUARD GROUP INC
1.3%
BlackRock Finance, Inc.
1.1%
DRIEHAUS CAPITAL MANAGEMENT LLC
0.95%
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 |
|---|---|---|---|---|---|
| Casdin Capital, LLC |
13F
Company
|
5%
|
$39,408,375
2,428,571 shares
|
— | 30 Jun 2019 |
| SANDLER CAPITAL MANAGEMENT |
13F
Company
|
1.8%
|
$14,709,000
867,768 shares
|
— | 30 Jun 2019 |
| VANGUARD GROUP INC |
13F
Company
|
1.3%
|
$10,631,000
627,183 shares
|
— | 30 Jun 2019 |
| BlackRock Finance, Inc. |
13F
Company
|
1.1%
|
$9,177,000
541,305 shares
|
— | 30 Jun 2019 |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
Company
|
0.95%
|
$7,899,000
466,008 shares
|
— | 30 Jun 2019 |
| Park West Asset Management LLC |
13F
Company
|
0.7%
|
$5,835,000
344,255 shares
|
— | 30 Jun 2019 |
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 Q3 2019
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
78
Shares
10,248,020
Rows available
78
| 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 Q3 2019 vs Q2 2019 Across Filers
Q2 2019 holders
71
Q3 2019 holders
78
Holder diff
7
| Investor | Q2 2019 Shares | Q3 2019 Shares | Share Diff | Share Chg % | Q2 2019 value | Q3 2019 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend