InsiderTrades

Mathew Aby J.

SEC CIK 1556355 · EDGAR

Buying vs selling by month open-market trades, last 60 months, BLFS
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
BLFSBIOLIFE SOLUTIONS INCEVP, Chief Scientific Off 387.3K — $13.33M 1302021-06-292026-09-18

Most active insiders at BLFS, 12 months

#InsiderTitleBoughtSold
1 Casdin Partners Master Fund, L.P.10% —$28.12M
2 Casdin Partners GP, LLC10% —$21.41M
3 DE GREEF RODERICKPres, CEO, Dir —$3.61M
4 Foster Karen A.Chief Quality, Ops —$2.07M
5 Wichterman TroyCFO —$873.5K
6 DuRoss AmyDir —$305.7K
7 Mathew Aby J.EVP, CSO —$65.2K
8 GOSWAMI JOYDEEPDir —$48.3K
9 Aebersold SarahCHRO —$45.0K
10 Berard ToddCMO —$42.4K

Transactions 130

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-09-22 17:11 2026-09-18 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO F - Tax $36.69 -564 387.3K -0.1% -$20.7K
2026-09-10 16:50 2026-09-08 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO F - Tax $35.38 -627 387.8K -0.2% -$22.2K
2026-07-13 17:03 2026-07-07 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO F - Tax $27.79 -516 388.5K -0.1% -$14.3K
2026-06-22 16:50 2026-06-18 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO F - Tax $26.04 -564 389.0K -0.1% -$14.7K
2026-06-10 17:01 2026-06-08 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO F - Tax $26.10 -627 389.5K -0.2% -$16.4K
2026-04-10 17:29 2026-04-08 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO F - Tax $19.27 -515 390.2K -0.1% -$9,924
2026-03-23 2026-03-19 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO F - Tax $19.12 -2,255 390.7K -0.6% -$43.1K
2026-03-05 2026-03-03 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $20.74 -529 392.9K -0.1% -$11.0K
M 2026-02-26 2026-02-24 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +59.7K 409.1K +17% —
2026-02-26 2026-02-24 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO F - Tax $22.65 -15.6K 393.5K -4% -$353.0K
2026-01-08 2026-01-06 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $25.59 -405 349.4K -0.1% -$10.4K
2025-12-17 2025-12-09 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $25.13 -631 349.8K -0.2% -$15.9K
2025-11-28 2025-11-25 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $26.74 -526 350.4K -0.1% -$14.1K
2025-10-14 2025-10-09 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $27.36 -509 350.9K -0.1% -$13.9K
2025-09-15 2025-09-11 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $26.83 -630 351.4K -0.2% -$16.9K
2025-08-28 2025-08-26 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $25.44 -531 352.1K -0.2% -$13.5K
2025-07-09 2025-07-07 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $22.27 -536 352.6K -0.2% -$11.9K
2025-06-12 2025-06-10 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $23.70 -637 353.1K -0.2% -$15.1K
2025-05-30 2025-05-28 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $22.46 -521 308.5K -0.2% -$11.7K
2025-05-30 2025-05-29 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +45.3K 353.8K +15% —
2025-04-11 2025-04-09 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $20.11 -569 309.0K -0.2% -$11.4K
2025-04-03 2025-04-01 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $22.66 -10.6K 309.6K -3% -$239.9K
M 2025-03-20 2025-03-18 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +59.6K 320.2K +23% —
2025-03-13 2025-03-11 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $25.00 -1,597 260.6K -0.6% -$39.9K
2025-03-05 2025-03-03 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $25.46 -425 262.2K -0.2% -$10.8K
2025-02-14 2025-02-12 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $26.54 -92 262.6K -0.0% -$2,442
2025-01-08 2025-01-06 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $27.02 -404 262.7K -0.2% -$10.9K
M 2024-12-19 2024-12-16+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $27.22 -20.8K 276.3K -7% -$566.2K
2024-11-29 2024-11-26 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $27.20 -523 283.9K -0.2% -$14.2K
D 2024-11-19 2024-11-15 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +10.0K 327.0K +3% +$20.6K
DM 2024-11-19 2024-11-15+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $20.70 -42.6K 302.0K -12% -$882.1K
2024-11-14 2024-11-12 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $26.34 -123 317.0K -0.0% -$3,240
2024-11-01 2024-10-30 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $23.15 -547 317.2K -0.2% -$12.7K
DM 2024-10-17 2024-10-15+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 327.7K +6% +$41.2K
DM 2024-10-17 2024-10-15+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $23.23 -20.0K 317.7K -6% -$464.5K
DM 2024-09-20 2024-09-18+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 327.7K +6% +$41.2K
DM 2024-09-20 2024-09-18+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $24.68 -20.0K 317.7K -6% -$493.7K
M 2024-09-18 2024-07-11+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $23.32 -767 317.7K -0.2% -$17.9K
2024-05-31 2024-05-29 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $21.78 -517 318.5K -0.2% -$11.3K
2024-05-21 2024-05-17 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $22.18 -98 319.0K -0.0% -$2,174
2024-04-23 2024-04-18 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $15.31 -584 319.1K -0.2% -$8,941
2024-03-29 2024-03-27 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $17.99 -454 319.7K -0.1% -$8,167
M 2024-03-12 2024-03-11+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $16.64 -6,834 326.7K -2% -$113.7K
M 2024-03-12 2024-03-08 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +51.8K 300.7K +21% —
2024-02-23 2024-02-21 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $17.35 -101 275.2K -0.0% -$1,752
2024-01-23 2024-01-19 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $16.76 -1,450 275.3K -0.5% -$24.3K
2024-01-04 2024-01-02 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $16.75 -697 276.8K -0.3% -$11.7K
2023-12-21 2023-12-03 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +796 277.5K +0.3% —
2023-12-19 2023-12-17 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +705 276.7K +0.3% —
2023-12-04 2023-12-01 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $12.37 -591 276.0K -0.2% -$7,311
2023-12-04 2023-11-19 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +826 276.6K +0.3% —
2023-11-15 2023-11-13 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $10.77 -132 275.7K -0.0% -$1,422
2023-11-13 2023-11-05 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +924 275.9K +0.3% —
2023-10-24 2023-10-22 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +1,034 274.9K +0.4% —
2023-10-10 2023-10-08 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +779 273.9K +0.3% —
2023-10-02 2023-09-24 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +802 273.8K +0.3% —
2023-10-02 2023-09-28 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $14.16 -659 273.1K -0.2% -$9,331
2023-09-12 2023-09-10 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +792 273.0K +0.3% —
2023-08-30 2023-08-27 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +966 272.2K +0.4% —
2023-08-29 2023-08-25 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $10.99 -519 271.2K -0.2% -$5,704
2023-08-16 2023-08-14 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $12.38 -180 271.7K -0.1% -$2,228
DM 2023-07-24 2023-07-19+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $20.27 -20.0K 271.9K -7% -$405.3K
DM 2023-07-24 2023-07-19+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 281.9K +8% +$41.2K
2023-06-29 2023-06-27 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $22.91 -695 271.9K -0.3% -$15.9K
DM 2023-06-23 2023-06-21+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 282.6K +8% +$41.2K
DM 2023-06-23 2023-06-21+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $23.14 -20.0K 272.6K -7% -$462.9K
2023-06-02 2023-05-31 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $23.21 -504 272.6K -0.2% -$11.7K
DM 2023-05-25 2023-05-24+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $22.23 -20.0K 273.1K -7% -$444.7K
DM 2023-05-25 2023-05-24+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 283.1K +8% +$41.2K
2023-05-17 2023-05-15 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $18.71 -125 273.1K -0.0% -$2,339
DA 2023-05-16 2023-03-31 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx — +4,891 275.3K +2% —
DA 2023-05-16 2023-04-06 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $20.03 -2,093 273.2K -0.8% -$41.9K
DM 2023-04-21 2023-04-19+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $19.36 -20.0K 268.4K -7% -$387.2K
DM 2023-04-21 2023-04-19+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 278.4K +8% +$41.2K
2023-04-10 2023-04-06 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $20.03 -2,093 268.4K -0.8% -$41.9K
2023-03-31 2023-03-29 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $20.62 -741 270.4K -0.3% -$15.3K
DM 2023-03-24 2023-03-22+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 281.2K +8% +$41.2K
DM 2023-03-24 2023-03-22+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $21.61 -20.0K 271.2K -7% -$432.3K
2023-03-09 2023-03-07 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $22.95 -415 271.2K -0.2% -$9,524
2023-03-03 2023-03-01 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $22.75 -2,086 271.6K -0.8% -$47.5K
2023-02-13 2023-02-09 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $24.60 -78 273.7K -0.0% -$1,919
DM 2023-02-03 2023-02-01+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $23.86 -20.0K 273.8K -7% -$477.2K
DM 2023-02-03 2023-02-01+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 283.8K +8% +$41.2K
D 2023-01-10 2023-01-03 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +20.9K 273.8K +8% —
DM 2023-01-05 2023-01-03+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO M - OptEx $2.06 +20.0K 253.3K +9% +$41.2K
DM 2023-01-05 2023-01-03+ BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale+OE $18.11 -20.0K 252.8K -7% -$362.3K
2022-12-30 2022-12-28 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $16.90 -712 252.8K -0.3% -$12.0K
2022-11-30 2022-11-29 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $19.93 -436 253.5K -0.2% -$8,689
2022-11-14 2022-11-10 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $23.16 -107 254.0K -0.0% -$2,478
2022-09-30 2022-09-29 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $23.02 -657 254.1K -0.3% -$15.1K
2022-09-01 2022-08-31 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $23.44 -425 254.7K -0.2% -$9,962
2022-08-16 2022-08-14 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +411 255.2K +0.2% —
2022-08-11 2022-08-10 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $23.17 -112 254.8K -0.0% -$2,595
2022-08-02 2022-07-29 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +524 254.9K +0.2% —
2022-07-19 2022-07-17 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +635 254.3K +0.3% —
2022-07-06 2022-07-03 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +690 253.7K +0.3% —
2022-06-30 2022-06-28 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $14.86 -704 253.0K -0.3% -$10.5K
2022-06-21 2022-06-19 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +733 253.7K +0.3% —
2022-06-07 2022-06-05 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO A - Grant — +735 253.0K +0.3% —
2022-06-01 2022-05-27 BLFS BIOLIFE SOLUTIONS INC Mathew Aby J. EVP, CSO S - Sale $14.53 -351 252.3K -0.1% -$5,100

Purchase Sale Sale after option exercise All abbreviations