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Company
▲ Purchases (0 ops.)
▼ Sales (60 ops.)
Latest filing published 31 Mar 2026 for Biolife Solutions INC, €43k. Read the official filing
Filing timeline
BuySaleKaren A. Foster
Insider track record
Disclosed buys
0
Disclosed sells
60
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Karen A. Foster: trading record in brief
Karen A. Foster (senior executive) discloses dealings in Biolife Solutions Inc to SEC (Form 4). In total, 91 filings cover trades dated from 24 May 2021 to 23 March 2026.
The open-market record consists of 60 sales worth €2.7M, with no purchase. Outside the open market, there are 22 share grants and 9 option exercises. In 2026 alone, the filings show no purchases and 4 sales.
The latest filing, published on 31 March 2026, reports an open-market sale of €43k in Biolife Solutions Inc. The median gap between a trade and its publication by SEC (Form 4) is 2 days. US insiders must file a Form 4 within two business days of a trade. A sale on its own says little: insiders also sell to pay tax, fund a purchase or diversify. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Companies and markets linked to Karen A. Foster
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations91 total
2,577 shares@ US$19.170.0037% mcap3.1% of flowCommon StockSEC:0001628280-26-022501:0
1,907 shares@ US$19.122.8% of flowCommon StockSEC:0001628280-26-020576:0
96,923 shares@ US$20.1558.8% of flowCommon StockSEC:0001628280-26-016165:0
418 shares@ US$20.740.3% of flowCommon StockSEC:0001628280-26-015341:0
32,112 sharesCommon StockSEC:0001628280-26-012469:0
335 shares@ US$25.590.3% of flowCommon StockSEC:0001628280-26-001385:0
519 shares@ US$25.131.0% of flowCommon StockSEC:0001628280-25-057719:0
415 shares@ US$26.740.8% of flowCommon StockSEC:0001628280-25-054280:0
419 shares@ US$27.360.7% of flowCommon StockSEC:0001628280-25-045015:0
511 shares@ US$26.831.0% of flowCommon StockSEC:0001683151-25-000003:0
413 shares@ US$25.440.8% of flowCommon StockSEC:0001628280-25-041303:0
400 shares@ US$22.270.7% of flowCommon StockSEC:0001628280-25-034684:0
320 shares@ US$23.700.6% of flowCommon StockSEC:0001628280-25-031097:0
251 shares@ US$22.460.2% of flowCommon StockSEC:0001628280-25-028708:0
286 shares@ US$20.110.4% of flowCommon StockSEC:0001628280-25-017585:0
7,869 shares@ US$22.6612.1% of flowCommon StockSEC:0001628280-25-016634:0
19,099 sharesCommon StockSEC:0001628280-25-014187:0
1,331 shares@ US$25.002.2% of flowCommon StockSEC:0001628280-25-012678:0
324 shares@ US$25.460.6% of flowCommon StockSEC:0001628280-25-010566:0
78 shares@ US$26.540.1% of flowCommon StockSEC:0001628280-25-005842:0
328 shares@ US$27.020.6% of flowCommon StockSEC:0001628280-25-000983:0
252 shares@ US$27.200.5% of flowCommon StockSEC:0001628280-24-049476:0
66 shares@ US$26.340.1% of flowCommon StockSEC:0001628280-24-047994:0
277 shares@ US$23.150.4% of flowCommon StockSEC:0001628280-24-044813:0
240 shares@ US$22.500.4% of flowCommon StockSEC:0001628280-24-040834:0
25 of 91 declarations
