ARTIVION INC (AORT) Institutional Ownership Changes & 13F Activity
ARTIVION INC (AORT). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Citadel Advisors Llc, California State Teachers Retirement System, Ophir Asset Management Pty Ltd, Juniper Investment Company, Llc, and Fred Alger Management, Llc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | Buy | +25,778 | +127.4% | 46,004 | $1.03M | Q2 2026 | Sep 09, 2026 |
| Citadel Advisors Llc | Buy | +1,584,319 | +2235.6% | 1,655,188 | $37.19M | Q2 2026 | Sep 02, 2026 |
| Corient Private Wealth Llc | Buy | +477,872 | — | 477,872 | $10.74M | Q2 2026 | Aug 27, 2026 |
| California State Teachers Retirement System | Buy | +1,118,485 | +2184.0% | 1,169,698 | $1.17M | Q2 2026 | Aug 24, 2026 |
| First Eagle U.S. Value | Buy | +381,545 | +122.4% | 693,146 | $15.57M | Q2 2026 | Aug 24, 2026 |
| Ophir Asset Management Pty Ltd | Buy | +849,158 | +89.3% | 1,800,008 | $40.45M | Q2 2026 | Aug 14, 2026 |
| Juniper Investment Company, Llc | Buy | +830,749 | +69.9% | 2,019,885 | $45.39M | Q2 2026 | Aug 14, 2026 |
| Fred Alger Management, Llc | Sell | -745,260 | -61.7% | 463,111 | $10.41M | Q2 2026 | Aug 14, 2026 |
| Nomura Asset Management International Inc. | Buy | +728,828 | +29.7% | 3,184,974 | $71.57M | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | Buy | +431,690 | +6614.9% | 438,216 | $9.85M | Q2 2026 | Aug 14, 2026 |
| Sixth Street Partners Management Company, L.P. | Buy | +408,704 | — | 408,704 | $9.18M | Q2 2026 | Aug 14, 2026 |
| Silvercrest Asset Management Group Llc | Buy | +363,150 | +54.9% | 1,024,091 | $23.01M | Q2 2026 | Aug 14, 2026 |
| Balyasny Asset Management L.P. | Buy | +352,496 | +1192.7% | 382,051 | $8.58M | Q2 2026 | Aug 14, 2026 |
| Two Sigma Investments, Lp | Sell | -338,573 | -46.6% | 387,279 | $8.70M | Q2 2026 | Aug 14, 2026 |
| Qube Research & Technologies Ltd | Buy | +275,082 | +136.6% | 476,405 | $10.70M | Q2 2026 | Aug 14, 2026 |
| Royce & Associates Lp | Buy | +214,000 | +50.3% | 639,282 | $14.36M | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Sell | -189,914 | -49.5% | 193,546 | $4.35M | Q2 2026 | Aug 14, 2026 |
| Hrt Financial Lp | Buy | +178,895 | +2399.7% | 186,350 | $4.19M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +132,437 | +43.2% | 438,714 | $9.86M | Q2 2026 | Aug 14, 2026 |
| Parkman Healthcare Partners Llc | Sell | -113,074 | -44.9% | 138,940 | $3.12M | Q2 2026 | Aug 14, 2026 |
| Sei Investments Co | Sell | -110,689 | -65.9% | 57,323 | $1.29M | Q2 2026 | Aug 14, 2026 |
| Wellington Management Group Llp | Buy | +103,592 | +9.0% | 1,260,279 | $28.32M | Q2 2026 | Aug 14, 2026 |
| Perceptive Advisors Llc | Buy | +100,000 | +6.1% | 1,737,290 | $39.04M | Q2 2026 | Aug 14, 2026 |
| Susquehanna International Group, Llp | Buy | +87,544 | +584.1% | 102,531 | $2.30M | Q2 2026 | Aug 14, 2026 |
| Lazard Asset Management Llc | Buy | +83,458 | — | 83,458 | $1.88M | Q2 2026 | Aug 14, 2026 |
| Legal & General Group Plc | Buy | +74,227 | +40.1% | 259,298 | $5.83M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +68,071 | +18.2% | 443,117 | $9.96M | Q2 2026 | Aug 14, 2026 |
| Verition Fund Management Llc | Buy | +64,922 | — | 64,922 | $1.46M | Q2 2026 | Aug 14, 2026 |
| Voloridge Investment Management, Llc | Sell | -60,695 | -32.3% | 127,159 | $2.86M | Q2 2026 | Aug 14, 2026 |
| Sio Capital Management, Llc | Buy | +48,481 | — | 48,481 | $1.09M | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about AORT activity
Which institutional owners are buying AORT?
Institutional owners buying AORT include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in AORT activity?
"Buy" means an investor increased their reported position in AORT compared to the prior reporting period. This reflects growing exposure to ARTIVION INC (AORT) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in AORT increasing?
Institutional interest in AORT can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related AORT Institutional Insights
- AORT Overview
- AORT 13F Institutional Holders
- AORT Top Institutional Shareholders
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- AORT Insider Trading & SEC Form 4 Activity
- AORT Articles
- Top Institutional Investor Stock Rankings