We are live on ! Find out more
ALTR

Altair Engineering Inc
ALTR

Delisted

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

Back to rankings

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
Public Employees Retirement Association of Colorado
201
Public Employees Retirement Association of Colorado
Colorado
– -$610K -5,588 Closed
SO
202
STRS Ohio
Ohio
– -$589K -5,400 Closed
GCM
203
Graham Capital Management
Connecticut
– -$546K -5,000 Closed
MTCM
204
Mint Tower Capital Management
Netherlands
– -$546K -5,000 Closed
Mariner
205
Mariner
Kansas
– -$532K -4,878 Closed
TRCT
206
Tower Research Capital (TRC)
New York
– -$526K -4,819 Closed
CFB
207
Cullen/Frost Bankers
Texas
– -$525K -4,810 Closed
Citadel Advisors
208
Citadel Advisors
Florida
– -$488K -4,473 Closed
SAM
209
Securian Asset Management
Minnesota
– -$485K -4,442 Closed
MPI
210
Mairs & Power Inc
Minnesota
– -$483K -4,431 Closed
SIA
211
Schechter Investment Advisors
Michigan
– -$465K -4,261 Closed
CGH
212
Crossmark Global Holdings
Texas
– -$430K -3,941 Closed
CAPTRUST Financial Advisors
213
CAPTRUST Financial Advisors
North Carolina
– -$429K -3,936 Closed
Acadian Asset Management
214
Acadian Asset Management
Massachusetts
– -$425K -3,897 Closed
VPIM
215
Vanguard Personalized Indexing Management
California
– -$419K -3,837 Closed
CL
216
CSS LLC
Illinois
– -$415K -3,800 Closed
GC
217
Guggenheim Capital
Illinois
– -$371K -3,402 Closed
Mackenzie Financial
218
Mackenzie Financial
Ontario, Canada
– -$371K -3,396 Closed
Osaic Holdings
219
Osaic Holdings
Arizona
– -$345K -3,158 Closed
LA
220
Lindenwold Advisors
Pennsylvania
– -$337K -3,086 Closed
Lazard Asset Management
221
Lazard Asset Management
New York
– -$333K -3,052 Closed
ZIM
222
Zacks Investment Management
Illinois
– -$295K -2,703 Closed
KBC Group
223
KBC Group
Belgium
– -$291K -2,663 Closed
PA
224
Profund Advisors
Maryland
– -$290K -2,662 Closed
CWM
225
Congress Wealth Management
Massachusetts
– -$273K -2,502 Closed
7 8
9
10 11

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.