Security record · archived quarter
BLFS
BioLife Solutions, Inc. · Healthcare · Medical - Instruments & Supplies
72Tracked holders
-4Δ holders
28.22MShares held
$682.48MReported value
+0New positions
−4Exits
Momentum inputs (comparable managers):
holder breadth -5.3% ·
share flow +1.8% ·
net new positions -5.6%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 81 | +14 | 26.69M | $752.78M | +16 | −2 |
| Q1 2026 | 70 | -3 | 26.13M | $498.41M | +5 | −8 |
| Q4 2025 | 72 | -4 | 28.22M | $682.48M | — | −4 |
| Q3 2025 | 16 | +2 | 14.03M | $358.03M | +2 | — |
| Q2 2025 | 11 | +1 | 11.70M | $252.03M | +2 | −1 |
| Q1 2025 | 7 | -1 | 2.99M | $68.26M | — | −1 |
| Q4 2024 | 8 | +1 | 4.22M | $109.55M | +1 | — |
| Q3 2024 | 6 | 0 | 1.96M | $49.08M | +1 | −1 |
| Q2 2024 | 6 | — | 1.99M | $42.59M | — | — |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 5.91M | +5.6% | $142.94M | 0.0% | ▲ Add | 3 | SEC ↗ ×13 |
| 2 | Invesco Ltd. | 3.93M | — | $95.08M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 3 | The Vanguard Group ✦ (passive) | 3.09M | +4.0% | $74.65M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 4 | Fidelity (FMR) ✦ | 1.55M | +52.4% | $37.44M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 5 | State Street Global Advisors ✦ (passive) | 1.51M | +3.4% | $36.41M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | Dimensional Fund Advisors Lp | 1.03M | — | $24.79M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 7 | Massachusetts Financial Services Co… | 1.00M | — | $24.28M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 8 | Geode Capital Management ✦ (passive) | 953.13K | +0.1% | $23.05M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 9 | Ameriprise Financial Inc | 904.32K | — | $21.87M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 10 | Royal Bank Of Canada | 819.29K | — | $19.81M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 11 | Rockefeller Capital Management L.P. | 705.86K | — | $17.07M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 12 | Morgan Stanley ✦ | 535.04K | -7.9% | $12.94M | 0.0% | ▼ Trim | 2 | SEC ↗ ×8 |
| 13 | Bank Of America Corp /De/ | 521.33K | — | $12.61M | 0.0% | n/c | 1 | SEC ↗ ×7 |
| 14 | Voya Investment Management Llc | 496.94K | — | $12.02M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 15 | Raymond James Financial Inc | 440.05K | — | $10.83M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 16 | Northern Trust Corp | 418.68K | — | $10.12M | 0.0% | n/c | 1 | SEC ↗ ×7 |
| 17 | Charles Schwab Investment… | 379.74K | — | $9.18M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | New York State Common Retirement… | 298.62K | — | $7.22M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | JPMorgan Chase ✦ | 243.56K | -46.0% | $5.89M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 20 | UBS Group AG | 243.31K | — | $5.88M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 21 | Goldman Sachs Group ✦ | 228.94K | +26.0% | $5.54M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 22 | Renaissance Technologies ✦ | 224.70K | +16.9% | $5.43M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 23 | Envestnet Asset Management Inc | 223.92K | — | $5.41M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | Bank of New York Mellon Corp | 216.28K | — | $5.23M | 0.0% | n/c | 1 | SEC ↗ ×8 |
| 25 | Principal Financial Group Inc | 186.61K | — | $4.51M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 26 | Td Asset Management Inc | 170.97K | — | $4.13M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | D. E. Shaw & Co. ✦ | 166.38K | -41.7% | $4.02M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 28 | Russell Investments Group, Ltd. | 166.23K | — | $4.02M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 29 | Wells Fargo & Company/Mn | 128.97K | — | $3.12M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 30 | Sei Investments Co | 121.11K | — | $2.93M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 31 | Nuveen, LLC | 111.96K | — | $2.71M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 32 | Legal & General Group Plc | 105.01K | — | $2.54M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 33 | Nomura Asset Management… | 99.58K | — | $2.41M | 0.0% | n/c | 1 | SEC ↗ |
| 34 | State Of Wisconsin Investment Board | 98.21K | — | $2.37M | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Citadel Advisors ✦ | 97.31K | -29.7% | $2.35M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 36 | Rhumbline Advisers | 93.30K | — | $2.26M | 0.0% | n/c | 1 | SEC ↗ |
| 37 | Swiss National Bank | 80.30K | — | $1.94M | 0.0% | n/c | 1 | SEC ↗ |
| 38 | UBS AM, a distinct business unit of… | 75.37K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 39 | Barclays Plc | 64.09K | — | $1.55M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 40 | First Trust Advisors Lp | 50.35K | — | $1.22M | 0.0% | n/c | 1 | SEC ↗ |
| 41 | Cerity Partners LLC | 44.45K | — | $1.07M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 42 | Alliancebernstein L.P. | 44.01K | — | $1.06M | 0.0% | n/c | 1 | SEC ↗ |
| 43 | Jane Street Group, Llc | 43.97K | — | $1.06M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 44 | Citigroup Inc | 40.98K | — | $990,872 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 45 | California State Teachers… | 38.73K | — | $936,564 | 0.0% | n/c | 1 | SEC ↗ |
| 46 | Prudential Financial Inc | 35.75K | — | $864,483 | 0.0% | n/c | 1 | SEC ↗ |
| 47 | Qube Research & Technologies Ltd | 33.41K | — | $807,854 | 0.0% | n/c | 1 | SEC ↗ |
| 48 | T. Rowe Price ✦ | 29.78K | +15.6% | $721,000 | 0.0% | ▲ Add | 7 | SEC ↗ |
| 49 | Deutsche Bank Ag\ | 29.69K | — | $718,001 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 50 | Allspring Global Investments… | 24.62K | — | $595,360 | 0.0% | n/c | 1 | SEC ↗ |
| 51 | Janus Henderson Group Plc | 19.72K | — | $476,461 | 0.0% | n/c | 1 | SEC ↗ |
| 52 | Manufacturers Life Insurance… | 19.22K | — | $464,764 | 0.0% | n/c | 1 | SEC ↗ |
| 53 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 19.06K | — | $460,919 | 0.0% | n/c | 1 | SEC ↗ |
| 54 | Bnp Paribas Financial Markets | 18.96K | — | $458,453 | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Stifel Financial Corp | 16.43K | — | $397,346 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 56 | LPL Financial LLC | 13.73K | — | $332,016 | 0.0% | n/c | 1 | SEC ↗ |
| 57 | State Board Of Administration Of… | 9.99K | — | $241,607 | 0.0% | n/c | 1 | SEC ↗ |
| 58 | Quantinno Capital Management LP | 9.67K | — | $233,917 | 0.0% | n/c | 1 | SEC ↗ |
| 59 | Cetera Investment Advisers | 9.16K | — | $221,392 | 0.0% | n/c | 1 | SEC ↗ |
| 60 | Optiver Holding B.V. | 9.08K | — | $219,651 | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Zurcher Kantonalbank (Zurich… | 7.69K | — | $185,944 | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Canada Pension Plan Investment Board | 6.50K | — | $157,170 | 0.0% | n/c | 1 | SEC ↗ |
| 63 | Pnc Financial Services Group, Inc. | 2.67K | — | $64,513 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 64 | Us Bancorp \De\ | 2.55K | — | $61,634 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 65 | Wealth Enhancement Advisory… | 837 | — | $37,518 | 0.0% | n/c | 1 | SEC ↗ |
| 66 | BNP Paribas Asset Management… | 700 | — | $17,000 | 0.0% | n/c | 1 | SEC ↗ |
| 67 | Fifth Third Bancorp | 402 | — | $9,720 | 0.0% | n/c | 1 | SEC ↗ |
| 68 | Osaic Holdings, Inc. | 168 | — | $4,061 | 0.0% | n/c | 1 | SEC ↗ |
| 69 | Cwm, Llc | 139 | — | $3,000 | 0.0% | n/c | 1 | SEC ↗ |
| 70 | Jones Financial Companies Lllp | 121 | — | $2,926 | 0.0% | n/c | 1 | SEC ↗ |
| 71 | Northwestern Mutual Wealth… | 85 | — | $2,055 | 0.0% | n/c | 1 | SEC ↗ |
| 72 | Assetmark, Inc | 28 | — | $677 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Point72 Asset Management | $2.88M | was 0.0% |
| Gotham Asset Management | $760,504 | was 0.0% |
| Millennium Management | $706,576 | was 0.0% |
| Two Sigma Investments | $403,058 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 186 holders, 49.64M shares, $817.90M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Sep 24
SC 13G — GLAZER CAPITAL, LLC
Sep 08
SC 13G/A — T. Rowe Price Investment Management…
Jun 04
SC 13G — Casdin Capital, LLC
May 22
SC 13D/A — Casdin Capital, LLC
9.7% of class · View original SEC filing ↗
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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