Artivion, Inc. (AORT) Ownership
AORT ownership summary
as of October 18, 2026- Institutions
- 96.4% of shares outstanding
- Insiders
- 4.29% of shares outstanding
- Shares outstanding
- 48.8M
- Float
- 46.3M shares available to trade
- Short interest
- 8.92% 3.6M shares short
- Days to cover
- 5.72 short interest up 23.7% vs prior month
- Institutions 96.40%
- Insiders 4.29%
AORT top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | BlackRock Inc | 13.69% | 6.7M | $145.4M | +199,163 (+3.1%) | June 30, 2026 |
| 2 | Delaware Management Holdings Inc | 6.53% | 3.2M | $69.4M | +728,828 (+29.7%) | June 30, 2026 |
| 3 | Morgan Stanley - Brokerage Accounts | 5.25% | 2.6M | $55.7M | +288,667 (+12.7%) | June 30, 2026 |
| 4 | Juniper Investment Co, LLC | 4.14% | 2.0M | $44.0M | +830,749 (+69.9%) | June 30, 2026 |
| 5 | Vanguard Capital Management, LLC | 4.11% | 2.0M | $43.7M | +52,611 (+2.7%) | June 30, 2026 |
| 6 | FMR Inc | 4.03% | 2.0M | $42.8M | −619,956 (−24.0%) | June 30, 2026 |
| 7 | State Street Corp | 3.81% | 1.9M | $40.5M | +175,778 (+10.4%) | June 30, 2026 |
| 8 | Ophir Asset Management Pty Ltd | 3.69% | 1.8M | $39.2M | +849,158 (+89.3%) | June 30, 2026 |
| 9 | Perceptive Advisors LLC | 3.56% | 1.7M | $37.8M | +100,000 (+6.1%) | June 30, 2026 |
| 10 | Conestoga Capital Advisors, LLC | 3.33% | 1.6M | $35.4M | +448,290 (+38.1%) | June 30, 2026 |
| 11 | Wellington Management Company LLP | 2.58% | 1.3M | $27.4M | +103,592 (+9.0%) | June 30, 2026 |
| 12 | Geode Capital Management, LLC | 2.29% | 1.1M | $24.3M | −18,206 (−1.6%) | June 30, 2026 |
| 13 | Silvercrest Asset Management Group LLC | 2.10% | 1.0M | $22.3M | +363,150 (+54.9%) | June 30, 2026 |
| 14 | Vanguard Portfolio Management, LLC | 2.03% | 988K | $21.5M | −49,226 (−4.7%) | June 30, 2026 |
| 15 | Dimensional Fund Advisors, Inc. | 1.94% | 948K | $20.6M | −79,634 (−7.7%) | June 30, 2026 |
| 16 | Citadel Advisors Llc | 1.70% | 828K | $18.0M | +756,725 (+1,067.8%) | June 30, 2026 |
| 17 | GW&K Investment Management, LLC | 1.63% | 794K | $17.3M | +55,775 (+7.6%) | June 30, 2026 |
| 18 | Arnhold & S. Bleichroeder Advisers, LLC | 1.42% | 693K | $15.1M | +381,545 (+122.4%) | June 30, 2026 |
| 19 | Royce & Associates, LP | 1.31% | 639K | $13.9M | +214,000 (+50.3%) | June 30, 2026 |
| 20 | YARGER WEALTH STRATEGIES, LLC | 1.30% | 634K | $13.8M | — | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 15 holders added 5.5M shares and 4 cut 767K.
AORT top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | iShares Core S&P Small-Cap ETF | 5.95% | 2.9M | $63.2M | +744 (+0.0%) | September 30, 2026 |
| 2 | Nomura Small Cap Core I | 3.89% | 1.9M | $41.4M | — | August 31, 2026 |
| 3 | Vanguard MStar Total Stk Mkt Idx Invest | 3.00% | 1.5M | $31.9M | — | August 31, 2026 |
| 4 | iShares Russell 2000 ETF | 2.42% | 1.2M | $25.7M | −13,632 (−1.1%) | September 30, 2026 |
| 5 | Conestoga Small Cap Investors | 1.97% | 963K | $21.0M | — | July 31, 2026 |
| 6 | Fidelity Small Cap Value Fund | 1.25% | 611K | $13.3M | +610,573 (0.0%) | July 31, 2026 |
| 7 | Fidelity Small Cap Growth | 1.09% | 533K | $11.6M | — | July 31, 2026 |
| 8 | Fidelity Stock Selector Small Cap | 1.05% | 511K | $11.1M | — | July 31, 2026 |
| 9 | Fidelity Small Cap Index | 1.02% | 499K | $10.9M | +3,413 (+0.7%) | July 31, 2026 |
| 10 | iShares S&P Small-Cap 600 Growth ETF | 0.93% | 452K | $9.8M | — | September 30, 2026 |
| 11 | State Street SPDR Port S&P 600 Sm CpETF | 0.92% | 447K | $9.7M | — | September 30, 2026 |
| 12 | iShares Russell 2000 Growth ETF | 0.88% | 428K | $9.3M | −541 (−0.1%) | September 30, 2026 |
| 13 | First Eagle Small Cap Opportunity I | 0.68% | 331K | $7.2M | +8,550 (+2.7%) | August 31, 2026 |
| 14 | AMG GW&K Small Cap Core N | 0.61% | 296K | $6.5M | +46,632 (+18.7%) | August 31, 2026 |
| 15 | Fidelity Series Small Cap Opps | 0.60% | 293K | $6.4M | −8,300 (−2.8%) | July 31, 2026 |
| 16 | State Street® SPDR® S&P 600™ Sm Cp GrETF | 0.58% | 281K | $6.1M | — | September 30, 2026 |
| 17 | Fidelity Small Cap Growth K6 | 0.54% | 265K | $5.8M | — | July 31, 2026 |
| 18 | Vanguard Russell 2000 ETF | 0.54% | 263K | $5.7M | +5,871 (+2.3%) | August 31, 2026 |
| 19 | Schwab US Small-Cap ETF™ | 0.53% | 259K | $5.6M | +171 (+0.1%) | September 30, 2026 |
| 20 | Vanguard Tax-Managed Small Cap Adm | 0.53% | 256K | $5.6M | — | August 31, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
AORT insider transactions
latest 20| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-04 | Jean F Holloway | Sell | $38.00 | 8,962 | $340,556 |
| 2026-03-03 | Marshall S Stanton | Sell | $37.78 | 2,149 | $81,189 |
| 2026-03-03 | Lance A Berry | Sell | $37.78 | 6,316 | $238,618 |
| 2026-03-03 | John E Davis | Sell | $37.78 | 4,573 | $172,768 |
| 2026-03-03 | Jean F Holloway | Sell | $37.78 | 3,843 | $145,189 |
| 2026-03-03 | James P Mackin | Sell | $37.78 | 17,887 | $675,771 |
| 2026-03-03 | Amy Horton | Sell | $37.78 | 901 | $34,040 |
| 2026-03-02 | John E Davis | Sell | $38.02 | 2,784 | $105,848 |
| 2026-03-02 | Marshall S Stanton | Sell | $38.02 | 1,513 | $57,524 |
| 2026-03-02 | Lance A Berry | Sell | $38.02 | 5,178 | $196,868 |
| 2026-03-02 | Jean F Holloway | Sell | $38.02 | 2,183 | $82,998 |
| 2026-03-02 | James P Mackin | Sell | $38.02 | 14,911 | $566,916 |
| 2026-03-02 | Amy Horton | Sell | $38.02 | 641 | $24,371 |
| 2026-02-24 | Marshall S Stanton | Sell | $35.69 | 1,259 | $44,934 |
| 2026-02-24 | Lance A Berry | Sell | $35.69 | 4,485 | $160,070 |
| 2026-02-24 | John E Davis | Sell | $35.69 | 2,075 | $74,057 |
| 2026-02-24 | Amy Horton | Sell | $35.69 | 830 | $29,623 |
| 2026-02-24 | Jean F Holloway | Sell | $35.69 | 1,668 | $59,531 |
| 2026-02-24 | James P Mackin | Sell | $35.69 | 13,936 | $497,376 |
| 2026-02-23 | John E Davis | Sell | $37.59 | 3,773 | $141,827 |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
AORT shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns AORT
Institutional investors own 96.4% of Artivion's shares and insiders 4.29%. The largest holder is BlackRock Inc with 13.69% of the shares (6.7M), as of June 30, 2026. Among the top 20 institutions, 15 added shares and 4 reduced their stake in the latest filings. Short interest is 8.92% of the float, or 5.72 days of average trading volume. The share count rose 80.2% since 2014.
Related: AORT analyst forecast, AORT key metrics. See the AORT stock overview for the latest quote and news.
AORT ownership FAQ
Who owns the most Artivion stock?
The largest shareholders of Artivion are BlackRock Inc (13.69%), Delaware Management Holdings Inc (6.53%), Morgan Stanley - Brokerage Accounts (5.25%), Juniper Investment Co, LLC (4.14%), Vanguard Capital Management, LLC (4.11%).
What percentage of Artivion is owned by institutions?
Institutions hold 96.4% of Artivion's shares outstanding; insiders hold 4.29%.
Which funds own Artivion?
The largest fund holders of Artivion are iShares Core S&P Small-Cap ETF (5.95%), Nomura Small Cap Core I (3.89%), Vanguard MStar Total Stk Mkt Idx Invest (3.00%), iShares Russell 2000 ETF (2.42%), Conestoga Small Cap Investors (1.97%).
What is Artivion's short interest?
3.6M shares of Artivion were sold short, 8.92% of the float; at the average daily volume it would take 5.72 days to cover.
Are insiders buying or selling Artivion?
Of the latest 20 reported insider transactions in Artivion (since February 23, 2026), 0 were purchases and 20 were sales.
How many shares of Artivion are outstanding?
Artivion has 48.8M shares outstanding, of which 46.3M are in the public float.