BIOLIFE SOLUTIONS INC (BLFS) - Insider Holders & Insider Ownership

List of insiders holdings for BIOLIFE SOLUTIONS INC:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time
Shares Owned
Directly
Indirectly
Total
Shares Owned
Filing
1Casdin Partners Master Fund L.P.
Casdin Capital LLC
Casdin Partners GP LLC
Casdin Eli
10% Owner
2026-06-04 18:36:434,757,165
0
4,757,165Form 13G
2BAUST JOHN G PH D
CEO
2013-09-11 16:13:353,694,722
0
3,694,722Form 13G
3VILLIGER WALTER
WAVI Holding AG
10% Owner
2021-10-29 20:00:181,979,226
0
1,979,226Form 13D
4BRESLOW HOWARD S
Director
2012-05-15 17:47:081,600,000
0
1,600,000Form 4
5Sandifer Mark
Chief Quality Officer
2012-08-17 18:39:331,577,623
0
1,577,623Form 3
6Rice Michael
Former CEO and Director
2023-11-01 17:30:03347,085
0
347,085Form 4
7Taylor Daphne L
Chief Financial Officer
2015-05-06 20:15:39174,510
0
174,510Form 4
8Annicchiarico Joe
Chief Operating Officer
2015-05-06 20:11:20156,534
0
156,534Form 4
9Richardson Garrie
Chief Revenue Officer
2024-09-18 17:44:44114,773
0
114,773Form 4
10Foster Karen A.
Chief Quality and Operations
2026-03-31 17:19:44108,758
0
108,758Form 4
11Aebersold Sarah
Chief Human Resources Officer
2026-03-23 17:08:3992,429
0
92,429Form 4
12Phillips Geraint
SVP, Global Operations
2024-03-12 21:44:0865,998
0
65,998Form 4
13GIRSCHWEILER THOMAS
Taurus4757 GmbH
Director
10% Owner
2021-07-21 16:38:4453,488
0
53,488Form 13D
14GIRSCHWEILER THOMAS
Director
2021-07-21 16:38:4453,488
0
53,488Form 13D
15Schick Joseph C
Director
2024-03-12 21:42:0043,953
0
43,953Form 4
16Schulz Marcus
Chief Revenue Officer
2023-08-29 17:54:4042,097
0
42,097Form 4
17Tenney Dusty
COO and President
2021-05-13 20:00:4638,494
0
38,494Form 4
18COHEN RAYMOND W
Director
2021-07-14 20:00:5627,763
0
27,763Form 4
19Snyder Matt
Vice President, Global Sales
2016-03-17 18:31:5825,000
0
25,000Form 4
20Mathers James
Chief Revenue Officer
2020-06-01 20:01:3719,856
0
19,856Form 4
21Hinson Andrew G
Director
2021-08-18 20:00:2217,675
0
17,675Form 4
22Stewart Frederick
Director
2016-03-17 18:33:1010,000
0
10,000Form 4
23VAN BUSKIRK ROBERT
Director
2004-01-16 10:30:472
0
2Form 4
24RICH ALAN F
Director
2004-01-16 10:28:291
0
1Form 4
25Werner Sean
Chief Technology Officer
2026-10-08 21:54:360
0
0Form 4
26Berard Todd
Chief Marketing Officer
2026-10-08 21:55:470
0
0Form 4
27Mathew Aby J.
EVP & Chief Scientific Officer
2026-10-08 21:57:420
0
0Form 4
28MOORE TIMOTHY L.
Director
2026-10-08 21:57:450
0
0Form 4
29Hunt Anthony
Director
2026-10-08 21:58:140
0
0Form 4
30DE GREEF RODERICK
Chief Executive Officer
2026-10-08 21:58:270
0
0Form 4
31Coste Catherine
Director
2026-10-08 21:58:490
0
0Form 4
32DuRoss Amy
Director
2026-10-08 21:59:000
0
0Form 4
33Ellingson Rachel
Director
2026-10-08 21:59:100
0
0Form 4
34GOSWAMI JOYDEEP
Director
2026-10-08 21:59:330
0
0Form 4
35Wichterman Troy
Chief Financial Officer
2026-10-08 21:59:350
0
0Form 4