Artivion
AORT
242 hedge funds and large institutions have $1.97B invested in Artivion in 2025 Q4 according to their latest regulatory filings, with 40 funds opening new positions, 88 increasing their positions, 79 reducing their positions, and 16 closing their positions.
150% more first-time investments, than exits
New positions opened: 40 | Existing positions closed: 16
11% more repeat investments, than reductions
Existing positions increased: 88 | Existing positions reduced: 79
11% more funds holding
Funds holding: 219 → 242 (+23)
10% more capital invested
Capital invested by funds: $1.79B → $1.97B (+$175M)
1.33% more ownership
Funds ownership: 89.69% → 91.02% (+1.3%)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
97% less call options, than puts
Call options by funds: $27K | Put options by funds: $812K
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SPPAM
Summit Partners Public Asset Management
Boston,
Massachusetts
|
+$38.5M |
| 2 |
Invesco
Atlanta,
Georgia
|
+$33.3M |
| 3 |
BlackRock
New York
|
+$14.2M |
| 4 |
Goldman Sachs
New York
|
+$14.1M |
| 5 |
DCM
Driehaus Capital Management
Chicago,
Illinois
|
+$11.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Macquarie Group
Sydney, NSW 2000,
Australia
|
-$105M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
-$19.9M |
| 3 |
CIP
Champlain Investment Partners
Burlington,
Vermont
|
-$17.9M |
| 4 |
OAM
Ophir Asset Management
Sydney,
Australia
|
-$17.5M |
| 5 |
PA
Perceptive Advisors
New York
|
-$13.3M |
AORT Hedge Fund Activity: Q4 2025 in Review
242 of the 8,266 institutional investors tracked by Wall St. Rank reported a position in Artivion (AORT) for Q4 2025, worth a combined $1.97B — up 9.8% from $1.79B a quarter earlier.
Buyers outnumbered sellers: 40 funds opened new AORT positions and 16 closed out — a net gain of 24 holders — while 88 added to existing stakes and 79 trimmed.
The largest buyer was Summit Partners Public Asset Management, opening a new position worth an estimated $38.5M. The largest seller was Macquarie Group, exiting entirely with an estimated $105M sold.
- 242 institutional investors held Artivion (AORT) as of Q4 2025, up from 219 in Q3 2025.
- Funds reported $1.97B of Artivion stock for Q4 2025, up 9.8% quarter-over-quarter.
- 40 funds opened new Artivion positions in Q4 2025 and 16 closed out, a net change of +24 holders.
- The largest Artivion buyer in Q4 2025 was Summit Partners Public Asset Management, an estimated $38.5M added.
- The largest Artivion seller in Q4 2025 was Macquarie Group, an estimated $105M sold.
Based on aggregated 13F filings for Q4 2025.