Jane Street’s Altair Engineering Inc ALTR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q1
Sell
-17,500
Closed -$1.91M 11034
2024
Q4
$1.91M Sell
17,500
-23,728
-58% -$2.45M ﹤0.01% 4188
2024
Q3
$3.94M Sell
41,228
-133,696
-76% -$12.1M ﹤0.01% 3247
2024
Q2
$17.2M Sell
174,924
-128,748
-42% -$11.3M ﹤0.01% 1454
2024
Q1
$26.2M Buy
303,672
+275,030
+960% +$23.4M 0.01% 992
2023
Q4
$2.41M Buy
+28,642
New +$1.99M ﹤0.01% 4004
2023
Q3
Sell
-10,050
Closed -$762K 9551
2023
Q2
$762K Buy
10,050
+4,842
+93% +$346K ﹤0.01% 5667
2023
Q1
$376K Buy
+5,208
New +$308K ﹤0.01% 6823
2022
Q4
Sell
-6,532
Closed -$289K 10336
2022
Q3
$289K Buy
+6,532
New +$342K ﹤0.01% 7658
2022
Q2
Sell
-5,788
Closed -$373K 11144
2022
Q1
$373K Buy
5,788
+2,720
+89% +$172K ﹤0.01% 8023
2021
Q4
$237K Sell
3,068
-258
-8% -$19.3K ﹤0.01% 8568
2021
Q3
$229K Buy
+3,326
New +$237K ﹤0.01% 8653
2021
Q2
Sell
-41,883
Closed -$2.62M 10558
2021
Q1
$2.62M Buy
+41,883
New +$2.56M ﹤0.01% 3516
2020
Q3
Sell
-9,153
Closed -$364K 8086
2020
Q2
$364K Sell
9,153
-2,073
-18% -$70.4K ﹤0.01% 5549
2020
Q1
$297K Buy
+11,226
New +$385K ﹤0.01% 4215
2019
Q3
Sell
-20,647
Closed -$833K 5897
2019
Q2
$833K Buy
+20,647
New +$772K ﹤0.01% 2936
2019
Q1
Sell
-29,099
Closed -$803K 5770
2018
Q4
$803K Buy
+29,099
New +$959K ﹤0.01% 2875

Other funds holding ALTR

Jane Street's ALTR Position: Q1 2025 in Review

Jane Street sold out of Altair Engineering Inc (ALTR) in Q1 2025, closing a stake of 17,500 shares — an estimated $1.91M sold.

Jane Street first reported a position in ALTR in Q4 2018 and held it in 16 quarters. The position peaked at $26.2M in Q1 2024. 3 funds tracked by Wall St. Rank hold ALTR as of Q1 2025.

  • Jane Street reported no remaining Altair Engineering Inc position as of Q1 2025 after selling out during the quarter.
  • Jane Street sold 17,500 Altair Engineering Inc shares in Q1 2025, an estimated $1.91M.
  • Jane Street first reported a position in Altair Engineering Inc in Q4 2018 and held it in 16 quarters.
  • Jane Street's Altair Engineering Inc position peaked at $26.2M in Q1 2024.
  • 3 funds tracked by Wall St. Rank held Altair Engineering Inc as of Q1 2025.

Based on Jane Street's 13F filing for Q1 2025, filed 14 May 2025.