BLFS · Biolife Solutions Inc · Holdings
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Institutional Ownership Trend
Holder Concentration
Across 216 13F filersWho Holds BLFS
Last 8 quarters through Sep 30, 2026 (filing window open)Each kind of 13F filer's share of the common shares 13F filers report. Holder type comes from regulatory records, never the filer's name; style, turnover and horizon are measured from each filer's own 13F book. The quarter selector does not change this card.
Jun 30, 2026, the newest closed quarter: 216 filers, like-for-like change -0.8%; actively managed books -3.6%; index-like books +6.7%.
| Holder type | Share | Filers | Change |
|---|---|---|---|
| Registered adviser | 43.0% | 107 | -5.0% |
| Exempt adviser | 0.1% | 2 | new |
| Adviser | 19.9% | 7 | -4.6% |
| Bank | 11.0% | 14 | +16.4% |
| Insurer | 0.5% | 3 | +17.9% |
| Broker-dealer | 0.0% | 2 | -3.1% |
| Benefit plan | 0.4% | 3 | +10.5% |
| Non-US | 0.7% | 7 | +5.8% |
| Holding company | 17.2% | 7 | +1.4% |
| Unknown | 7.2% | 64 | +5.0% |
| Style | Share | Filers | Change |
|---|---|---|---|
| Index-like | 28.5% | 29 | +6.7% |
| Systematic-like | 2.2% | 14 | +159.8% |
| Concentrated | 10.5% | 29 | -18.3% |
| Diversified active | 58.8% | 144 | -2.7% |
| Not measured | 0.0% | 0 | — |
| Unknown | 0.0% | 0 | — |
| Turnover | Share | Filers | Change |
|---|---|---|---|
| Low turnover | 60.1% | 127 | -10.4% |
| Medium turnover | 28.6% | 44 | +11.4% |
| High turnover | 3.9% | 27 | +325.5% |
| Unknown | 7.3% | 18 | +3.0% |
| Not measured | 0.0% | 0 | — |
| Holding horizon | Share | Filers | Change |
|---|---|---|---|
| Short horizon | 8.1% | 27 | +11.4% |
| Medium horizon | 28.2% | 22 | +4.7% |
| Long horizon | 59.0% | 155 | -5.7% |
| Unknown | 4.6% | 12 | +14.4% |
| Not measured | 0.0% | 0 | — |
| 13F book size | Share | Filers | Change |
|---|---|---|---|
| Under $1B | 3.5% | 31 | +18.0% |
| $1B to $10B | 19.5% | 57 | -17.4% |
| $10B to $100B | 10.1% | 65 | +6.0% |
| $100B or more | 67.0% | 63 | +3.3% |
| Not measured | 0.0% | 0 | — |
| Client base | Share | Filers | Change |
|---|---|---|---|
| Individuals and high net worth | 3.2% | 42 | -32.0% |
| Pooled investment vehicles | 13.8% | 18 | -2.0% |
| Registered funds and BDCs | 19.6% | 17 | +3.3% |
| Pension and profit sharing plans | 0.0% | 1 | +25.5% |
| Insurance companies | 0.3% | 4 | +9.5% |
| Governments and sovereign funds | 0.6% | 3 | -28.3% |
| Corporations | 0.5% | 1 | -11.5% |
| Other investment advisers | 0.1% | 4 | +5.6% |
| Other | 0.5% | 2 | +944.0% |
| Diversified | 4.4% | 15 | -23.1% |
| Unknown | 57.0% | 109 | +2.5% |
| Private funds | Share | Filers | Change |
|---|---|---|---|
| Hedge funds | 8.2% | 31 | +18.7% |
| Private equity funds | 0.6% | 7 | +467.9% |
| Venture capital funds | 0.0% | 1 | +36.7% |
| Real estate funds | 0.0% | 4 | +6.1% |
| Securitized asset funds | 0.3% | 2 | +5.0% |
| Other private funds | 5.3% | 11 | -9.3% |
| Mixed private funds | 9.5% | 2 | -21.6% |
| Private funds, type not stated | 2.2% | 2 | -9.3% |
| No private funds | 17.0% | 49 | -3.3% |
| Unknown | 56.9% | 107 | +2.4% |
| Location | Share | Filers | Change |
|---|---|---|---|
| United States | 94.4% | 184 | -2.3% |
| Outside the US | 5.6% | 32 | +31.0% |
The Sep 30, 2026 filing window is still open, so its bar carries the Jun 30, 2026 positions of filers that have not filed yet.
How the mix is measured
Shares are 13F common shares restated to today's split basis; options and principal amounts are left out. The change compares only filers with a 13F in both quarters and keeps each filer in its bucket of the later quarter on both sides; a filer that continues under a new CIK is compared through its successor. Holder type comes from each filer's current regulatory profile; client base and private funds come from the Form ADV roster current at each quarter end (rosters from December 2019, so an earlier quarter reads Unknown). Style, turnover, horizon and book size are measured from each filer's 13F book in the newest measured quarter, and Not measured means none was. Actively managed books are those measured systematic-like, concentrated or diversified active.
Excluded 2 holders with no observed 2026-03-31 13F and 1 holder with no observed 2026-06-30 13F. Compared across CIK changes: JANUS HENDERSON GROUP PLC continues as Jupiter Topco LLC.
Conviction and Crowding
216 13F filers, quarter ended Jun 30, 2026Measured across every 13F filer's common-share book once the quarter's filing window closed. Crowding counts filers with high turnover or that advise private funds on Form ADV.
Managers in the top fifth by current three-year FundScore alpha were net buyers of $0 (0 buying, 0 selling).
Estimated Holder Cost Basis
Quarter ended Jun 30, 2026, on that quarter's share basisEstimated, never filed: each 13F buy is costed at its quarter's average traded price and each sale keeps the average cost, so this is what holders paid on average if they traded evenly through each quarter.
Estimated cost covers 48.0% of the 13F shares; positions already held when a filer's 13F history starts, or bought in a quarter without a trusted average price, have no estimate.
Shared Holders
Companies BLFS's active holders also own, quarter ended Jun 30, 2026Shareholder Targets
13F filers that own its peers but not BLFS, quarter ended Jun 30, 2026Found through its holder-overlap peers: IRMD, AGYS, NCNO, WLDN, MAMA, CVLG, MLAB, VCEL, NVEC, CWST, BWMN, ELVA, LMAT, VERX, LGND, DV, PKE, COCO, KIDS, AMPL. 948 filers in all.
| # | Filer | In peers | Largest peers |
|---|---|---|---|
| 1 | WASATCH ADVISORS LP Registered adviser, Diversified active | $666,013,018 7 held | CWST, COCO, AGYS |
| 2 | CONGRESS ASSET MANAGEMENT CO Registered adviser, Diversified active | $510,652,184 4 held | LGND, VCEL, LMAT |
| 3 | WELLINGTON MANAGEMENT GROUP LLP Holding company, Diversified active | $490,709,709 11 held | CWST, COCO, AMPL |
| 4 | FRANKLIN RESOURCES INC Adviser, Diversified active | $414,595,660 16 held | LGND, AGYS, CWST |
| 5 | LOOMIS SAYLES & CO L P Registered adviser, Diversified active | $295,357,930 5 held | LGND, COCO, CWST |
| 6 | Capital Research Global Investors Adviser, Diversified active | $239,979,130 2 held | CWST, AGYS |
| 7 | AMERICAN CENTURY COMPANIES INC Unknown, Diversified active | $239,416,115 16 held | AGYS, CWST, CVLG |
| 8 | NEUBERGER BERMAN GROUP LLC Holding company, Diversified active | $219,468,794 7 held | CWST, LGND, LMAT |
| 9 | GW&K Investment Management, LLC Registered adviser, Diversified active | $204,092,190 4 held | LGND, VCEL, COCO |
| 10 | Capital International Investors Adviser, Diversified active | $199,215,071 1 held | CWST |
Fund Ownership of BLFS by Fund Type
Registered funds' Form N-PORT reports for the quarter ended Jun 30, 2026Index funds and index ETFs hold 20.54% of shares outstanding.
| Fund type | Of shares outstanding | Shares |
|---|---|---|
| Index funds | 4.13% | 2,020,988 |
| Index ETFs | 16.41% | 8,024,285 |
| Active ETFs | 0.80% | 390,012 |
| Active funds | 27.41% | 13,404,536 |
| Unclassified | 0.07% | 33,377 |
| All registered funds | 48.81% | 23,873,198 |
How fund types are measured
Each fund series counts once, with its latest Form N-PORT report dated inside the quarter; only long share positions count, restated to today's split basis. The fund type is the series' latest Form N-CEN answer on or before the quarter end (the index-fund box and the exchange-traded flag), never its name. Unclassified funds have no usable N-CEN; unit investment trusts are among them, so index ownership is a floor. Funds sit inside their advisers' 13F reports, so these shares overlap the 13F figures and are never added to them.
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega T. Rowe Price Investment Management, Inc. Adviser | $190,652,052 | 13.56% | 6,751,135 | Shares | 2026-08-14 | |
| Mega BlackRock, Inc. Holding company | $180,045,384 | 12.81% | 6,375,545 | Shares | 2026-08-07 | |
| Mid Casdin Capital, LLC Registered adviser | $131,457,200 | 9.35% | 4,655,000 | Shares | 2026-08-14 | |
| Mega Invesco Ltd. Adviser | $63,269,543 | 4.50% | 2,240,423 | Shares | 2026-08-14 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC Registered adviser | $55,465,732 | 3.95% | 1,964,084 | Shares | 2026-08-13 | |
| Mega STATE STREET CORP Bank | $46,763,378 | 3.33% | 1,655,927 | Shares | 2026-09-22 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC Registered adviser | $30,693,067 | 2.18% | 1,086,865 | Shares | 2026-08-12 | |
| Mega MASSACHUSETTS FINANCIAL SERVICES CO /MA/ Registered adviser | $30,478,584 | 2.17% | 1,079,270 | Shares | 2026-08-03 | |
| Large FRED ALGER MANAGEMENT, LLC Registered adviser | $30,430,774 | 2.16% | 1,077,577 | Shares | 2026-08-14 | |
| Mega DIMENSIONAL FUND ADVISORS LP Registered adviser | $29,546,154 | 2.10% | 1,046,252 | Shares | 2026-08-11 | |
| Mega FMR LLC Holding company | $28,045,312 | 1.99% | 993,106 | Shares | 2026-08-13 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $26,832,489 | 1.91% | 950,159 | Shares | 2026-08-14 | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC Registered adviser | $25,789,502 | 1.83% | 913,226 | Shares | 2026-08-13 | |
| Mega ROYAL BANK OF CANADA Bank | $25,159,239 | 1.79% | 890,908 | Shares | 2026-08-14 | |
| Mega UBS Group AG Bank | $23,499,717 | 1.67% | 832,143 | Shares | 2026-08-13 | |
| Mid Stephens Investment Management Group LLC Registered adviser | $20,012,727 | 1.42% | 708,666 | Shares | 2026-07-29 | |
| Mega MILLENNIUM MANAGEMENT LLC Registered adviser | $17,668,581 | 1.26% | 625,658 | Shares | 2026-08-14 | |
| Large ROYCE & ASSOCIATES LP Registered adviser | $17,618,230 | 1.25% | 623,875 | Shares | 2026-08-14 | |
| Mid GENEVA CAPITAL MANAGEMENT LLC Registered adviser | $16,439,661 | 1.17% | 582,141 | Shares | 2026-08-06 | |
| Mid CRAMER ROSENTHAL MCGLYNN LLC | $16,260,366 | 1.16% | 575,792 | Shares | 2026-08-13 | |
| Mid NEXT CENTURY GROWTH INVESTORS LLC Adviser | $15,781,330 | 1.12% | 558,829 | Shares | 2026-08-14 | |
| Small GAGNON SECURITIES LLC Registered adviser | $15,133,985 | 1.08% | 535,906 | Shares | 2026-08-05 | |
| Mega GOLDMAN SACHS GROUP INC Holding company | $15,011,875 | 1.07% | 531,582 | Shares | 2026-08-14 | |
| Mid Granahan Investment Management, LLC Registered adviser | $14,725,183 | 1.05% | 521,430 | Shares | 2026-08-14 | |
| Mega NORTHERN TRUST CORP Bank | $13,548,900 | 0.96% | 479,777 | Shares | 2026-08-13 | |
| Mega MORGAN STANLEY Holding company | $13,484,709 | 0.96% | 477,504 | Shares | 2026-08-13 | |
| Large Rockefeller Capital Management L.P. Registered adviser | $12,567,364 | 0.89% | 445,020 | Shares | 2026-08-13 | |
| Mega RAYMOND JAMES FINANCIAL INC | $12,361,549 | 0.88% | 437,732 | Shares | 2026-08-14 | |
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC Registered adviser | $11,377,783 | 0.81% | 402,896 | Shares | 2026-08-14 | |
| Mid PALISADE CAPITAL MANAGEMENT, LP Registered adviser | $9,961,292 | 0.71% | 352,737 | Shares | 2026-08-14 | |
| Mid PEREGRINE CAPITAL MANAGEMENT LLC Registered adviser | $9,188,787 | 0.65% | 325,382 | Shares | 2026-07-17 | |
| Small Roubaix Capital, LLC Registered adviser | $8,743,612 | 0.62% | 309,618 | Shares | 2026-08-10 | |
| Large NEW YORK STATE COMMON RETIREMENT FUND | $8,537,460 | 0.61% | 302,318 | Shares | 2026-07-29 | |
| Mega Russell Investments Group, Ltd. | $7,751,030 | 0.55% | 274,470 | Shares | 2026-08-06 | |
| Small Gagnon Advisors, LLC Registered adviser | $7,743,888 | 0.55% | 274,217 | Shares | 2026-08-05 | |
| Mega VANGUARD FIDUCIARY TRUST CO | $7,690,401 | 0.55% | 272,323 | Shares | 2026-08-13 | |
| Mid ABC ARBITRAGE SA | $7,347,312 | 0.52% | 189,120 | Shares | 2026-10-23 | |
| Large Thrivent Financial for Lutherans Registered adviser | $6,771,245 | 0.48% | 239,775 | Shares | 2026-08-14 | |
| Small Heights Point Management, LP Registered adviser | $6,745,124 | 0.48% | 238,850 | Shares | 2026-08-14 | |
| Mid Ranger Investment Management, L.P. Registered adviser | $6,735,833 | 0.48% | 238,521 | Shares | 2026-08-13 | |
| Large MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC Registered adviser | $6,653,528 | 0.47% | 171,262 | Shares | 2026-10-23 | |
| Mega JPMORGAN CHASE & CO Bank | $6,501,608 | 0.46% | 230,227 | Shares | 2026-08-12 | |
| Mega Bank of New York Mellon Corp Bank | $6,470,034 | 0.46% | 229,109 | Shares | 2026-08-06 | |
| Mega TD Asset Management Inc | $5,434,505 | 0.39% | 192,440 | Shares | 2026-08-04 | |
| Mega PRINCIPAL FINANCIAL GROUP INC Insurer | $5,415,753 | 0.39% | 191,776 | Shares | 2026-08-04 | |
| Mid Uniplan Investment Counsel, Inc. Registered adviser | $5,318,439 | 0.38% | 188,330 | Shares | 2026-08-14 | |
| Mega JANE STREET GROUP, LLC | $5,169,642 | 0.37% | 183,061 | Shares | 2026-08-14 | |
| Small Summit Creek Advisors LLC Registered adviser | $5,098,562 | 0.36% | 180,544 | Shares | 2026-08-07 | |
| Mega ENVESTNET ASSET MANAGEMENT INC Registered adviser | $4,559,545 | 0.32% | 161,457 | Shares | 2026-09-23 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $4,460,338 | 0.32% | 157,944 | Shares | 2026-09-02 | |
| Large DIAMOND HILL CAPITAL MANAGEMENT INC Registered adviser | $4,345,768 | 0.31% | 153,887 | Shares | 2026-08-06 | |
| Large Man Group plc | $4,109,004 | 0.29% | 145,503 | Shares | 2026-08-14 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $4,029,283 | 0.29% | 142,680 | Shares | 2026-08-14 | |
| Large Public Sector Pension Investment Board Non-US | $3,840,414 | 0.27% | 135,992 | Shares | 2026-08-13 | |
| Large Squarepoint Ops LLC Registered adviser | $3,754,282 | 0.27% | 132,942 | Shares | 2026-08-14 | |
| Mega BNP PARIBAS ARBITRAGE, SA Non-US | $3,752,841 | 0.27% | 132,891 | Shares | 2026-08-13 | |
| Mega SEI INVESTMENTS CO Holding company | $3,563,040 | 0.25% | 126,170 | Shares | 2026-08-14 | |
| Mid BARINGS LLC Registered adviser | $3,547,626 | 0.25% | 91,316 | Shares | 2026-10-22 | |
| Mid Conestoga Capital Advisors, LLC Adviser | $3,435,452 | 0.24% | 121,652 | Shares | 2026-07-24 | |
| Large STATE OF WISCONSIN INVESTMENT BOARD Benefit plan | $3,405,179 | 0.24% | 120,580 | Shares | 2026-08-14 | |
| Mega WELLS FARGO & COMPANY/MN Bank | $3,246,977 | 0.23% | 114,978 | Shares | 2026-08-14 | |
| Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. Adviser | $3,034,981 | 0.22% | 107,471 | Shares | 2026-08-14 | |
| Micro Trium Capital LLP Adviser | $2,961,613 | 0.21% | 76,232 | Shares | 2026-10-16 | |
| Mega RHUMBLINE ADVISERS Registered adviser | $2,936,254 | 0.21% | 103,975 | Shares | 2026-08-12 | |
| Mega Legal & General Group Plc | $2,615,898 | 0.19% | 92,631 | Shares | 2026-08-14 | |
| Micro Versor Investments LP Registered adviser | $2,373,657 | 0.17% | 61,098 | Shares | 2026-10-23 | |
| Mega Swiss National Bank | $2,326,976 | 0.17% | 82,400 | Shares | 2026-08-11 | |
| Mega Nuveen, LLC | $2,165,866 | 0.15% | 76,695 | Shares | 2026-08-11 | |
| Large NEW YORK STATE TEACHERS RETIREMENT SYSTEM | $2,162,429 | 0.15% | 55,661 | Shares | 2026-10-22 | |
| Large ExodusPoint Capital Management, LP Registered adviser | $2,149,628 | 0.15% | 76,120 | Shares | 2026-08-14 | |
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Registered adviser | $2,140,307 | 0.15% | 75,790 | Shares | 2026-08-13 | |
| Mid Hodges Capital Management Inc. Registered adviser | $2,061,520 | 0.15% | 73,000 | Shares | 2026-08-03 | |
| Large Verition Fund Management LLC Registered adviser | $1,957,709 | 0.14% | 69,324 | Shares | 2026-08-14 | |
| Large ZACKS INVESTMENT MANAGEMENT Registered adviser | $1,906,369 | 0.14% | 67,506 | Shares | 2026-08-13 | |
| Mega AMERIPRISE FINANCIAL INC Adviser | $1,886,742 | 0.13% | 66,811 | Shares | 2026-08-14 | |
| Mid XTX Topco Ltd | $1,801,231 | 0.13% | 63,783 | Shares | 2026-08-14 | |
| Mid Numerai GP LLC Registered adviser | $1,758,109 | 0.13% | 62,256 | Shares | 2026-08-14 | |
| Large JACOBS LEVY EQUITY MANAGEMENT, INC Registered adviser | $1,746,700 | 0.12% | 61,852 | Shares | 2026-08-14 | |
| Large PRUDENTIAL FINANCIAL INC Insurer | $1,716,766 | 0.12% | 60,792 | Shares | 2026-08-12 | |
| Large Cerity Partners LLC Registered adviser | $1,623,969 | 0.12% | 57,506 | Shares | 2026-08-14 | |
| Large Vestmark Advisory Solutions, Inc. Registered adviser | $1,565,625 | 0.11% | 55,440 | Shares | 2026-08-14 | |
| Mid CenterBook Partners LP Registered adviser | $1,518,408 | 0.11% | 53,768 | Shares | 2026-08-11 | |
| Mid TIG Advisors, LLC Registered adviser | $1,513,974 | 0.11% | 53,611 | Shares | 2026-08-14 | |
| Small Penbrook Management LLC Registered adviser | $1,433,370 | 0.10% | 36,895 | Shares | 2026-10-16 | |
| Mega ALLIANCEBERNSTEIN L.P. Registered adviser | $1,430,356 | 0.10% | 50,650 | Shares | 2026-08-14 | |
| Mega MILLENNIUM MANAGEMENT LLC Registered adviser | $1,412,000 | 0.10% | 50,000 | Call | 2026-08-14 | |
| Mega DEUTSCHE BANK AG\ Non-US | $1,292,486 | 0.09% | 45,768 | Shares | 2026-08-07 | |
| Mega PRICE T ROWE ASSOCIATES INC /MD/ Registered adviser | $1,290,935 | 0.09% | 45,713 | Shares | 2026-08-14 | |
| Mega CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Benefit plan | $1,215,251 | 0.09% | 43,033 | Shares | 2026-08-24 | |
| Mid KORNITZER CAPITAL MANAGEMENT INC /KS Registered adviser | $1,167,695 | 0.08% | 41,349 | Shares | 2026-07-31 | |
| Large CIBC Bancorp USA Inc. | $1,132,140 | 0.08% | 40,090 | Shares | 2026-08-13 | |
| Mega HSBC HOLDINGS PLC | $1,108,730 | 0.08% | 39,261 | Shares | 2026-08-14 | |
| Mega GOLDMAN SACHS GROUP INC Holding company | $1,059,000 | 0.08% | 37,500 | Put | 2026-08-14 | |
| Mega VANGUARD ASSET MANAGEMENT, Ltd | $1,057,446 | 0.08% | 37,445 | Shares | 2026-08-13 | |
| Small FOX RUN MANAGEMENT, L.L.C. Registered adviser | $1,036,662 | 0.07% | 36,709 | Shares | 2026-08-04 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $1,010,992 | 0.07% | 35,800 | Call | 2026-09-02 | |
| Large Point72 Asset Management, L.P. Registered adviser | $988,936 | 0.07% | 35,019 | Shares | 2026-08-14 | |
| Mid ISTHMUS PARTNERS, LLC | $976,067 | 0.07% | 25,124 | Shares | 2026-10-21 | |
| Large D.A. DAVIDSON & CO. | $958,804 | 0.07% | 33,952 | Shares | 2026-07-24 | |
| Large CANADA LIFE ASSURANCE Co | $903,934 | 0.06% | 32,009 | Shares | 2026-08-13 |
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