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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
LP
51
LMR Partners
United Kingdom
– -$18.7M -171,713 Closed
N
52
Nuveen
North Carolina
– -$18.5M -169,113 Closed
Principal Financial Group
53
Principal Financial Group
Iowa
– -$18.4M -168,665 Closed
Comerica Bank
54
Comerica Bank
Texas
– -$17.8M -163,222 Closed
Luther King Capital Management (LKCM)
55
Luther King Capital Management (LKCM)
Texas
– -$17.3M -158,402 Closed
Barclays
56
Barclays
United Kingdom
– -$16.3M -149,483 Closed
WIC
57
Water Island Capital
New York
– -$15.8M -144,509 Closed
OGC
58
One68 Global Capital
New York
– -$15.3M -140,043 Closed
Swiss National Bank
59
Swiss National Bank
Switzerland
– -$12.8M -116,900 Closed
Bank of America
60
Bank of America
North Carolina
– -$12.4M -113,823 Closed
Fidelity International
61
Fidelity International
Bermuda
– -$12.3M -113,000 Closed
Adage Capital Partners
62
Adage Capital Partners
Massachusetts
– -$11M -100,659 Closed
Legal & General Group
63
Legal & General Group
United Kingdom
– -$10.4M -95,743 Closed
CF
64
Corebridge Financial
Texas
– -$10.3M -94,231 Closed
Grantham, Mayo, Van Otterloo & Co (GMO)
65
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
– -$10.1M -92,434 Closed
Citigroup
66
Citigroup
New York
– -$9.98M -91,460 Closed
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
67
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
– -$9.93M -91,000 Closed
Marshall Wace
68
Marshall Wace
United Kingdom
– -$9.74M -89,273 Closed
Invesco
69
Invesco
Georgia
– -$9.58M -87,830 Closed
VOYA Investment Management
70
VOYA Investment Management
Georgia
– -$9.5M -87,089 Closed
NC
71
Nicholas Company
Wisconsin
– -$9.38M -85,960 Closed
Envestnet Asset Management
72
Envestnet Asset Management
Illinois
– -$8.83M -80,956 Closed
SIMG
73
Stephens Investment Management Group
Texas
– -$8.37M -76,735 Closed
NYLIM
74
New York Life Investment Management
New York
– -$8.33M -76,363 Closed
Squarepoint
75
Squarepoint
New York
– -$8.27M -75,779 Closed
1 2
3
4 5

ALTR Hedge Fund Activity: Q1 2025 in Review

3 of the 7,457 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.