Altair Engineering Inc
ALTR
ALTR was delisted on the 25th of March, 2025.
298 hedge funds and large institutions have $6.27B invested in Altair Engineering Inc in 2024 Q4 according to their latest regulatory filings, with 93 funds opening new positions, 78 increasing their positions, 97 reducing their positions, and 44 closing their positions.
300% more funds holding in top 10
Funds holding in top 10: 2 → 8 (+6)
111% more first-time investments, than exits
New positions opened: 93 | Existing positions closed: 44
18% more funds holding
Funds holding: 252 → 298 (+46)
8% more capital invested
Capital invested by funds: $5.79B → $6.27B (+$479M)
20% less repeat investments, than reductions
Existing positions increased: 78 | Existing positions reduced: 97
57% less call options, than puts
Call options by funds: $19.3M | Put options by funds: $44.9M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HI
HBK Investments
Dallas,
Texas
|
+$287M |
| 2 |
UOC
UBS O'Connor
Chicago,
Illinois
|
+$92.6M |
| 3 |
MF
Magnetar Financial
Evanston,
Illinois
|
+$58.8M |
| 4 |
Goldman Sachs
New York
|
+$58.4M |
| 5 |
Millennium Management
New York
|
+$57.8M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Pictet Asset Management
Carouge,
Switzerland
|
-$234M |
| 2 |
CCA
Conestoga Capital Advisors
Wayne,
Pennsylvania
|
-$145M |
| 3 |
William Blair Investment Management
Chicago,
Illinois
|
-$141M |
| 4 |
Invesco
Atlanta,
Georgia
|
-$136M |
| 5 |
Janus Henderson Group
London,
United Kingdom
|
-$108M |
ALTR Hedge Fund Activity: Q4 2024 in Review
298 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in Altair Engineering Inc (ALTR) for Q4 2024, worth a combined $6.27B — up 8.3% from $5.79B a quarter earlier.
Buyers outnumbered sellers: 93 funds opened new ALTR positions and 44 closed out — a net gain of 49 holders — while 78 added to existing stakes and 97 trimmed.
The largest buyer was HBK Investments, opening a new position worth an estimated $287M. The largest seller was Pictet Asset Management, cutting an estimated $234M.
- 298 institutional investors held Altair Engineering Inc (ALTR) as of Q4 2024, up from 252 in Q3 2024.
- Funds reported $6.27B of Altair Engineering Inc stock for Q4 2024, up 8.3% quarter-over-quarter.
- 93 funds opened new Altair Engineering Inc positions in Q4 2024 and 44 closed out, a net change of +49 holders.
- The largest Altair Engineering Inc buyer in Q4 2024 was HBK Investments, an estimated $287M added.
- The largest Altair Engineering Inc seller in Q4 2024 was Pictet Asset Management, an estimated $234M sold.
Based on aggregated 13F filings for Q4 2024.