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ALTR

Altair Engineering Inc
ALTR

Delisted

ALTR was delisted on the 25th of March, 2025.

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3 hedge funds and large institutions have $53.7K invested in Altair Engineering Inc in 2025 Q1 according to their latest regulatory filings, with 0 funds opening new positions, 0 increasing their positions, 2 reducing their positions, and 290 closing their positions.

New
Increased
Maintained
Reduced
Closed

99% less funds holding

Funds holding: 298 → 3 (-295)

100% less funds holding in top 10

Funds holding in top 10: 8 → 0 (-8)

100% less capital invested

Capital invested by funds: $6.27B → $53.7K (-$6.27B)

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 290

100% less repeat investments, than reductions

Existing positions increased: 0 | Existing positions reduced: 2

Holders
3
Holders Change
-295
Holders Change %
-98.99%
% of All Funds
0.04%
Holding in Top 10
–
Holding in Top 10 Change
-8
Holding in Top 10 Change %
-100%
% of All Funds
–
New
–
Increased
–
Reduced
2
Closed
290
Calls
$14K
Puts
–
Net Calls
+$14K
Net Calls Change
+$25.7M

Top Buyers

No buyers this quarter

Top Sellers

Rank Fund Capital Flow
1
MCMC
Matrix Capital Management Company
New Hampshire
-$1.36B
2
BlackRock
BlackRock
New York
-$816M
3
Vanguard Group
Vanguard Group
Pennsylvania
-$752M
4
HI
HBK Investments
Texas
-$303M
5
State Street
State Street
Massachusetts
-$232M
Name Holding Trade Value Shares
Change 		Change in
Stake
AA
151
Apriem Advisors
California
– -$1.63M -14,965 Closed
Natixis Advisors
152
Natixis Advisors
Massachusetts
– -$1.62M -14,821 Closed
Pacer Advisors
153
Pacer Advisors
Pennsylvania
– -$1.6M -14,628 Closed
EAM
154
EdenTree Asset Management
United Kingdom
– -$1.58M -14,496 Closed
SOMRS
155
State of Michigan Retirement System
Michigan
– -$1.55M -14,200 Closed
Zurich Cantonal Bank
156
Zurich Cantonal Bank
Switzerland
– -$1.55M -14,164 Closed
Select Equity Group
157
Select Equity Group
New York
– -$1.54M -14,140 Closed
Thrivent Financial for Lutherans
158
Thrivent Financial for Lutherans
Minnesota
– -$1.53M -14,065 Closed
Creative Planning
159
Creative Planning
Kansas
– -$1.51M -13,859 Closed
BCM
160
BCK Capital Management
Connecticut
– -$1.51M -13,800 Closed
NMIMC
161
Northwestern Mutual Investment Management Company
Wisconsin
– -$1.45M -13,285 Closed
Pathstone Holdings
162
Pathstone Holdings
New Jersey
– -$1.45M -13,271 Closed
NAAA
163
New Age Alpha Advisors
New York
– -$1.42M -13,041 Closed
Neuberger Berman Group
164
Neuberger Berman Group
New York
– -$1.39M -12,757 Closed
BHMP
165
Bardin Hill Management Partners
New York
– -$1.38M -12,635 Closed
HM
166
Harvest Management
New York
– -$1.36M -12,500 Closed
KK
167
KLP Kapitalforvaltning
Norway
– -$1.34M -12,300 Closed
OPERF
168
Oregon Public Employees Retirement Fund
Oregon
– -$1.32M -12,130 Closed
NSEDCP
169
NJ State Employees Deferred Compensation Plan
New Jersey
– -$1.31M -12,000 Closed
Skandinaviska Enskilda Banken (SEB)
170
Skandinaviska Enskilda Banken (SEB)
Sweden
– -$1.31M -12,000 Closed
HCA
171
Harbor Capital Advisors
Illinois
– -$1.27M -11,678 Closed
PFSRSONJ
172
Police & Firemen's Retirement System of New Jersey
New Jersey
– -$1.26M -11,590 Closed
NMERB
173
New Mexico Educational Retirement Board
New Mexico
– -$1.25M -11,500 Closed
Vontobel Holding
174
Vontobel Holding
Switzerland
– -$1.24M -11,358 Closed
CIEC
175
Crédit Industriel et Commercial
France
– -$1.09M -10,000 Closed
5 6
7
8 9

ALTR Hedge Fund Activity: Q1 2025 in Review

3 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in Altair Engineering Inc (ALTR) for Q1 2025, worth a combined $53.7K — down 100% from $6.27B a quarter earlier.

Sellers outnumbered buyers: 290 funds closed out of ALTR and 0 opened new positions — a net loss of 290 holders — while 2 trimmed existing stakes and 0 added.

The largest seller was Matrix Capital Management Company, exiting entirely with an estimated $1.36B sold.

  • 3 institutional investors held Altair Engineering Inc (ALTR) as of Q1 2025, down from 298 in Q4 2024.
  • Funds reported $53.7K of Altair Engineering Inc stock for Q1 2025, down 100% quarter-over-quarter.
  • 0 funds opened new Altair Engineering Inc positions in Q1 2025 and 290 closed out, a net change of -290 holders.
  • The largest Altair Engineering Inc seller in Q1 2025 was Matrix Capital Management Company, an estimated $1.36B sold.

Based on aggregated 13F filings for Q1 2025.