Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
212 institutional managers reported holding AXGN for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 45%. 41 opened new positions; 27 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| First Light Asset Management, LLC (focused) | 4.00M | 7.76% | $132.7M | trimmed -23.5% | 2020 Q3 |
| BlackRock | 3.87M | 7.50% | $128.3M | added +4.1% | 2014 Q2 |
| Vanguard Group | 3.20M | 6.19% | $105.9M | added +11.3% | 2013 Q3 |
| Morgan Stanley | 3.12M | 6.05% | $103.5M | added +20.7% | 2013 Q4 |
| ArrowMark Colorado Holdings LLC | 1.92M | 3.71% | $63.5M | added +29.9% | 2018 Q1 |
| Wasatch Advisors LP | 1.86M | 3.60% | $61.6M | added +101.1% | 2025 Q1 |
| Polar Capital Holdings PLC | 1.50M | 2.91% | $49.8M | opened | 2026 Q1 |
| Assenagon Asset Management S.a. | 1.38M | 2.68% | $45.8M | unchanged | 2020 Q2 |
| FMR (Fidelity) | 1.31M | 2.55% | $43.6M | added +655.2% | 2021 Q1 |
| Geode Capital | 1.22M | 2.37% | $40.4M | added +11.4% | 2014 Q4 |
| State Street | 1.15M | 2.22% | $38.0M | added +6.6% | 2016 Q2 |
| Divisadero Street Capital Management, LP | 1.10M | 2.12% | $36.3M | added +117.5% | 2023 Q4 |
| Balyasny Asset Management | 1.09M | 2.11% | $36.0M | added +28.3% | 2024 Q4 |
| Wellington Management | 964.6k | 1.87% | $32.0M | opened | 2026 Q1 |
| Armistice Capital, LLC | 936.0k | 1.81% | $31.0M | unchanged | 2024 Q3 |
| Next Century Growth Investors LLC | 866.0k | 1.68% | $28.7M | added +8.3% | 2025 Q4 |
| Millennium Management | 787.3k | 1.53% | $26.1M | trimmed -19% | 2019 Q2 |
| Perceptive Advisors LLC | 697.3k | 1.35% | $23.1M | trimmed -11.1% | 2025 Q4 |
| Capricorn Fund Managers LTD | 687.6k | 1.33% | $22.8M | opened | 2026 Q1 |
| Two Sigma | 682.1k | 1.32% | $22.6M | added +57.4% | 2024 Q1 |
| Soleus Capital Management, L.p. | 679.2k | 1.32% | $22.5M | trimmed -43.7% | 2022 Q3 |
| Bessemer Group INC | 660.6k | 1.28% | $21.9M | added +41.9% | 2025 Q3 |
| Bamco INC /NY/ | 643.7k | 1.25% | $21.3M | opened | 2026 Q1 |
| Deutsche Bank AG\ | 634.4k | 1.23% | $21.0M | added +7.7% | 2014 Q4 |
| Dimensional Fund Advisors | 583.2k | 1.13% | $19.3M | trimmed -3.1% | 2019 Q2 |
| Goldman Sachs | 583.0k | 1.13% | $19.3M | added +21.8% | 2018 Q1 |
| TimesSquare Capital Management, LLC | 575.4k | 1.11% | $19.1M | added +70.8% | 2025 Q4 |
| WCM Investment Management | 559.5k | 1.08% | $18.5M | added +39.7% | 2025 Q4 |
| Holocene Advisors | 553.8k | 1.07% | $18.4M | opened | 2026 Q1 |
| Bank OF America CORP /DE/ | 466.8k | 0.91% | $15.5M | unchanged | 2013 Q3 |
| Charles Schwab Investment Management | 429.9k | 0.83% | $14.3M | added +6.4% | 2016 Q2 |
| Northern Trust | 419.0k | 0.81% | $13.9M | added +9% | 2013 Q3 |
| Tocqueville Asset Management L.p. | 384.9k | 0.75% | $12.8M | trimmed -18.1% | 2020 Q2 |
| Jacobs Levy Equity Management, INC | 384.7k | 0.75% | $12.8M | trimmed -1.2% | 2019 Q4 |
| First Eagle Investment Management | 354.6k | 0.69% | $11.8M | trimmed -13% | 2025 Q2 |
| Artemis Investment Management LLP | 349.9k | 0.68% | $11.6M | opened | 2026 Q1 |
| HighMark Wealth Management LLC | 344.9k | 0.67% | $11.4M | unchanged | 2020 Q3 |
| Oberweis Asset Management INC/ | 342.4k | 0.66% | $11.4M | added +1.8% | 2024 Q1 |
| Parkman Healthcare Partners LLC | 268.2k | 0.52% | $8.9M | added +7.1% | 2024 Q3 |
| D. E. Shaw | 265.0k | 0.51% | $8.8M | added +64.8% | 2017 Q3 |
| Silvercrest Asset Management Group LLC | 263.8k | 0.51% | $8.7M | trimmed -10.1% | 2021 Q1 |
| Brown Capital Management LLC | 259.5k | 0.50% | $8.6M | trimmed -25.7% | 2025 Q3 |
| Arrowstreet Capital | 259.3k | 0.50% | $8.6M | trimmed -63.5% | 2023 Q4 |
| Dafna Capital Management LLC | 250.0k | 0.48% | $8.3M | trimmed -47.6% | 2021 Q4 |
| Stephens Investment Management Group LLC | 247.9k | 0.48% | $8.2M | added +60.9% | 2025 Q4 |
| Citadel Advisors | 245.1k | 0.47% | $8.1M | added +64.8% | 2017 Q2 |
| SummitTX Capital, L.p. | 234.5k | 0.46% | $7.8M | opened | 2026 Q1 |
| Driehaus Capital Management LLC | 228.4k | 0.44% | $7.6M | opened | 2026 Q1 |
| Sofinnova Investments, INC. | 210.7k | 0.41% | $7.0M | opened | 2026 Q1 |
| Point72 | 202.4k | 0.39% | $6.7M | opened | 2026 Q1 |
Largest 50 of 212 shown; the full ranked, searchable register is at boothcheck.com/holders/AXGN. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.