Insider at

04

Insider transactions

05
0 buys (P) 5 sells (S) Net: $-42,414 + 35 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

35 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
March 3, 2026 BLFS S 10b5-1 353 $20.74 $7,321 165,940 Direct -0.21% Disposed 79.8% (price as of 2026-10-02)
Jan. 6, 2026 BLFS S 10b5-1 344 $25.59 $8,803 132,564 Direct -0.26% Disposed 45.8% (price as of 2026-10-02)
Dec. 9, 2025 BLFS S 10b5-1 358 $25.13 $8,997 132,908 Direct -0.27% Disposed 48.4% (price as of 2026-10-02)
Nov. 25, 2025 BLFS S 10b5-1 351 $26.74 $9,386 133,266 Direct -0.26% Disposed 39.5% (price as of 2026-10-02)
Oct. 9, 2025 BLFS S 10b5-1 289 $27.36 $7,907 133,617 Direct -0.22% Disposed 36.3% (price as of 2026-10-02)
Sept. 11, 2025 BLFS S 10b5-1 358 $26.83 $9,605 133,906 Direct -0.27% Disposed 39.0% (price as of 2026-10-02)
Aug. 26, 2025 BLFS S 10b5-1 354 $25.44 $9,006 134,264 Direct -0.26% Disposed 46.6% (price as of 2026-10-02)
Aug. 25, 2025 BLFS S 10,000 $25.53 $255,300 124,618 Direct -7.43% Disposed 46.1% (price as of 2026-10-02)
July 7, 2025 BLFS S 10b5-1 304 $22.27 $6,770 134,618 Direct -0.23% Disposed 67.5% (price as of 2026-10-02)
June 10, 2025 BLFS S 10b5-1 362 $23.70 $8,579 134,922 Direct -0.27% Disposed 57.4% (price as of 2026-10-02)
May 28, 2025 BLFS S 10b5-1 348 $22.46 $7,816 135,284 Direct -0.26% Disposed 66.1% (price as of 2026-10-02)
April 9, 2025 BLFS S 10b5-1 324 $20.11 $6,516 135,632 Direct -0.24% Disposed 85.5% (price as of 2026-10-02)
April 1, 2025 BLFS S 10b5-1 8,902 $22.66 $201,719 135,956 Direct -6.15% Disposed 64.6% (price as of 2026-10-02)
March 11, 2025 BLFS S 10b5-1 1,577 $25.00 $39,425 104,961 Direct -1.48% Disposed 49.2% (price as of 2026-10-02)
March 3, 2025 BLFS S 10b5-1 424 $25.46 $10,795 106,538 Direct -0.40% Disposed 46.5% (price as of 2026-10-02)
Feb. 12, 2025 BLFS S 10b5-1 102 $26.54 $2,707 106,962 Direct -0.10% Disposed 40.5% (price as of 2026-10-02)
Jan. 6, 2025 BLFS S 10b5-1 343 $27.02 $9,268 107,064 Direct -0.32% Disposed 38.0% (price as of 2026-10-02)
Nov. 26, 2024 BLFS S 10b5-1 349 $27.20 $9,493 107,407 Direct -0.32% Disposed 37.1% (price as of 2026-10-02)
Nov. 12, 2024 BLFS S 10b5-1 91 $26.34 $2,397 107,756 Direct -0.08% Disposed 41.6% (price as of 2026-10-02)
Oct. 30, 2024 BLFS S 10b5-1 311 $23.15 $7,200 107,847 Direct -0.29% Disposed 61.1% (price as of 2026-10-02)
Sept. 16, 2024 BLFS S 10b5-1 367 $25.12 $9,219 108,158 Direct -0.34% Disposed 48.5% (price as of 2026-10-02)
Aug. 21, 2024 BLFS S 10b5-1 82 $25.61 $2,100 108,525 Direct -0.08% Disposed 45.6% (price as of 2026-10-02)
July 11, 2024 BLFS S 10b5-1 287 $20.54 $5,895 108,607 Direct -0.26% Disposed 81.6% (price as of 2026-10-02)
June 14, 2024 BLFS S 10b5-1 10,000 $20.18 $201,800 108,894 Direct -8.41% Disposed 84.8% (price as of 2026-10-02)
May 29, 2024 BLFS S 10b5-1 345 $21.78 $7,514 118,894 Direct -0.29% Disposed 71.3% (price as of 2026-10-02)
May 17, 2024 BLFS S 10b5-1 73 $22.18 $1,619 119,239 Direct -0.06% Disposed 68.2% (price as of 2026-10-02)
May 15, 2024 BLFS S 10b5-1 10,000 $22.67 $226,700 119,312 Direct -7.73% Disposed 64.5% (price as of 2026-10-02)
April 18, 2024 BLFS S 10b5-1 332 $15.31 $5,083 129,312 Direct -0.26% Disposed 143.6% (price as of 2026-10-02)
April 15, 2024 BLFS S 10b5-1 10,000 $15.67 $156,700 129,644 Direct -7.16% Disposed 138.0% (price as of 2026-10-02)
March 27, 2024 BLFS S 10b5-1 515 $17.99 $9,265 139,644 Direct -0.37% Disposed 107.3% (price as of 2026-10-02)
March 12, 2024 BLFS S 10b5-1 7,107 $16.60 $117,976 140,159 Direct -4.83% Disposed 124.7% (price as of 2026-10-02)
March 11, 2024 BLFS S 10b5-1 401 $17.42 $6,985 147,266 Direct -0.27% Disposed 114.1% (price as of 2026-10-02)
Feb. 21, 2024 BLFS S 10b5-1 111 $17.35 $1,926 115,688 Direct -0.10% Disposed 115.0% (price as of 2026-10-02)
Jan. 19, 2024 BLFS S 10b5-1 1,232 $16.76 $20,648 115,799 Direct -1.05% Disposed 122.6% (price as of 2026-10-02)
Jan. 2, 2024 BLFS S 10b5-1 491 $16.75 $8,224 117,031 Direct -0.42% Disposed 122.7% (price as of 2026-10-02)
Dec. 1, 2023 BLFS S 10b5-1 394 $12.37 $4,874 117,522 Direct -0.33% Disposed 201.5% (price as of 2026-10-02)
Nov. 13, 2023 BLFS S 10b5-1 98 $10.77 $1,055 117,916 Direct -0.08% Disposed 246.3% (price as of 2026-10-02)
Sept. 28, 2023 BLFS S 10b5-1 464 $14.16 $6,570 118,014 Direct -0.39% Disposed 163.4% (price as of 2026-10-02)
Aug. 25, 2023 BLFS S 10b5-1 347 $10.99 $3,814 118,478 Direct -0.29% Disposed 239.4% (price as of 2026-10-02)
Aug. 14, 2023 BLFS S 10b5-1 134 $12.38 $1,659 118,825 Direct -0.11% Disposed 201.3% (price as of 2026-10-02)
June 27, 2023 BLFS S 10b5-1 489 $22.91 $11,203 118,959 Direct -0.41% Disposed 62.8% (price as of 2026-10-02)
May 31, 2023 BLFS S 10b5-1 337 $23.21 $7,822 119,448 Direct -0.28% Disposed 60.7% (price as of 2026-10-02)
May 15, 2023 BLFS S 10b5-1 92 $18.71 $1,721 119,785 Direct -0.08% Disposed 99.4% (price as of 2026-10-02)
April 6, 2023 BLFS S 10b5-1 1,545 $20.03 $30,946 119,877 Direct -1.27% Disposed 86.2% (price as of 2026-10-02)
April 6, 2023 BLFS S 1,545 $20.03 $30,946 116,267 Direct -1.31% Disposed 86.2% (price as of 2026-10-02)
March 29, 2023 BLFS S 521 $20.62 $10,743 117,812 Direct -0.44% Disposed 80.9% (price as of 2026-10-02)
March 1, 2023 BLFS S 874 $22.75 $19,884 118,333 Direct -0.73% Disposed 64.0% (price as of 2026-10-02)
Feb. 9, 2023 BLFS S 58 $24.60 $1,427 119,207 Direct -0.05% Disposed 51.6% (price as of 2026-10-02)
Feb. 8, 2023 BLFS S 10b5-1 9,000 $25.13 $226,170 119,265 Direct -7.02% Disposed 48.4% (price as of 2026-10-02)
Feb. 7, 2023 BLFS S 10b5-1 1,000 $25.29 $25,290 119,265 Direct -0.83% Disposed 47.5% (price as of 2026-10-02)
Jan. 23, 2023 BLFS S 10b5-1 3,500 $25.01 $87,535 119,265 Direct -2.85% Disposed 49.1% (price as of 2026-10-02)
Jan. 18, 2023 BLFS S 10b5-1 6,500 $25.04 $162,760 119,265 Direct -5.17% Disposed 49.0% (price as of 2026-10-02)
Dec. 28, 2022 BLFS S 501 $16.90 $8,467 107,380 Direct -0.46% Disposed 120.7% (price as of 2026-10-02)
Nov. 10, 2022 BLFS S 50 $23.16 $1,158 107,881 Direct -0.05% Disposed 61.1% (price as of 2026-10-02)
Sept. 29, 2022 BLFS S 463 $23.02 $10,658 107,931 Direct -0.43% Disposed 62.0% (price as of 2026-10-02)
Aug. 10, 2022 BLFS S 52 $23.17 $1,205 108,394 Direct -0.05% Disposed 61.0% (price as of 2026-10-02)
June 28, 2022 BLFS S 495 $14.86 $7,356 108,446 Direct -0.45% Disposed 151.0% (price as of 2026-10-02)
May 13, 2022 BLFS S 51 $12.32 $628 108,941 Direct -0.05% Disposed 202.8% (price as of 2026-10-02)
April 18, 2022 BLFS S 13,581 $17.59 $238,890 108,992 Direct -11.08% Disposed 112.1% (price as of 2026-10-02)
March 29, 2022 BLFS S 475 $22.24 $10,564 90,437 Direct -0.52% Disposed 67.7% (price as of 2026-10-02)
Feb. 10, 2022 BLFS S 254 $29.38 $7,463 76,893 Direct -0.33% Disposed 27.0% (price as of 2026-10-02)
Dec. 29, 2021 BLFS S 517 $39.37 $20,354 77,147 Direct -0.67% Disposed -5.3% (price as of 2026-10-02)
Dec. 7, 2021 BLFS S 10b5-1 10,000 $36.52 $365,200 77,664 Direct -11.41% Disposed 2.1% (price as of 2026-10-02)
Nov. 16, 2021 BLFS S 10b5-1 6,160 $50.63 $311,881 77,664 Direct -7.35% Disposed -26.3% (price as of 2026-10-02)
Nov. 15, 2021 BLFS S 10b5-1 6,160 $47.96 $295,434 77,664 Direct -7.35% Disposed -22.2% (price as of 2026-10-02)

Showing latest 100 of 225 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
March 31, 2023 BLFS Restricted Stock Award Common Stock (3,610) $0.00 · 3,610 Disposed
Feb. 8, 2023 BLFS Stock Option (Right to Buy) Common Stock (9,000) $2.06 May 4, 2025 9,000 Disposed
Feb. 7, 2023 BLFS Stock Option (Right to Buy) Common Stock (1,000) $2.06 May 4, 2025 1,000 Disposed
Jan. 23, 2023 BLFS Stock Option (Right to Buy) Common Stock (3,500) $2.06 May 4, 2025 3,500 Disposed
Jan. 18, 2023 BLFS Stock Option (Right to Buy) Common Stock (6,500) $2.06 May 4, 2025 6,500 Disposed
Jan. 3, 2023 BLFS Restricted Stock Award Common Stock (11,885) $0.00 · 11,885 Acquired
April 12, 2022 BLFS Restricted Stock Award Common Stock (32,136) $0.00 · 32,136 Disposed
Feb. 24, 2022 BLFS Restricted Stock Award Common Stock (14,019) $0.00 · 14,019 Acquired
Dec. 7, 2021 BLFS Stock Option (Right to Buy) Common Stock (10,000) $2.62 Aug. 7, 2024 10,000 Disposed
Nov. 16, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Nov. 15, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Oct. 15, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Oct. 14, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Sept. 16, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Sept. 15, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Aug. 17, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Aug. 16, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
July 16, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
July 15, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,165) $1.64 Dec. 20, 2021 6,165 Disposed
June 16, 2021 BLFS Share Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
June 15, 2021 BLFS Share Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
May 14, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
May 13, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
April 16, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
April 15, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
March 16, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
March 15, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Feb. 16, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,164) $1.64 Dec. 20, 2021 6,164 Disposed
Feb. 16, 2021 BLFS Stock Option (Right to Buy) Common Stock (6,160) $1.64 Dec. 20, 2021 6,160 Disposed
Feb. 8, 2021 BLFS Restricted Stock Award Common Stock (3,610) $0.00 · 3,610 Acquired
Nov. 13, 2020 BLFS Stock Option (Right to Buy) Common Stock (5,000) $2.06 May 4, 2025 5,000 Disposed
Nov. 12, 2020 BLFS Stock Option (Right to Buy) Common Stock (6,000) $2.06 May 4, 2025 6,000 Disposed
March 25, 2020 BLFS Restricted Stock Award Common Stock (16,068) $0.00 · 16,068 Acquired
March 25, 2020 BLFS Restricted Stock Award Common Stock (9,641) $0.00 · 9,641 Acquired
Dec. 16, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
Nov. 14, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
Oct. 15, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
Sept. 16, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
Aug. 15, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
July 15, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
June 17, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
May 15, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
April 15, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
March 14, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
Feb. 25, 2019 BLFS Restricted Stock Award Common Stock (6,491) $0.00 · 6,491 Acquired
Feb. 14, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
Jan. 15, 2019 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
Sept. 21, 2018 BLFS Stock Option (Right to Buy) Common Stock (3,000) $2.06 May 4, 2025 3,000 Disposed
March 8, 2018 BLFS Employee Stock Option Common Stock (123,209) $1.64 Dec. 20, 2021 123,209 Acquired
May 4, 2015 BLFS Stock Option (Right to Buy) Common Stock (100,000) $2.06 May 4, 2025 100,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

BLFS

Chief Commercial Officer
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2024 $336,373 · · · $148,004 · $12,258 $1,127,495
2020 $286,490 · · · · · · $734,451

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.