Citadel Advisors
ALTR

Citadel Advisors’s Altair Engineering Inc ALTR Stock Holding History

Citadel Advisors’s Portfolio ALTR Stock Details ALTR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-17,300
Closed -$1.89M – 15915
2024
Q4 		$1.89M Buy
17,300
+5,100
+42% +$526K ﹤0.01% 5752
2024
Q3 		$1.17M Sell
12,200
-3,100
-20% -$282K ﹤0.01% 6558
2024
Q2 		$1.5M Buy
15,300
+5,700
+59% +$501K ﹤0.01% 5844
2024
Q1 		$827K Sell
9,600
-11,400
-54% -$969K ﹤0.01% 7339
2023
Q4 		$1.77M Buy
21,000
+16,200
+338% +$1.13M ﹤0.01% 5590
2023
Q3 		$300K Buy
4,800
+200
+4% +$13.4K ﹤0.01% 9169
2023
Q2 		$349K Buy
4,600
+3,200
+229% +$229K ﹤0.01% 8706
2023
Q1 		$101K Sell
1,400
-14,700
-91% -$869K ﹤0.01% 11249
2022
Q4 		$732K Sell
16,100
-7,100
-31% -$332K ﹤0.01% 7444
2022
Q3 		$1.03M Sell
23,200
-13,200
-36% -$692K ﹤0.01% 6931
2022
Q2 		$1.91M Buy
+36,400
New +$1.99M ﹤0.01% 5632
2022
Q1 		– Sell
-4,200
Closed -$325K – 14781
2021
Q4 		$325K Buy
4,200
+300
+8% +$22.5K ﹤0.01% 10752
2021
Q3 		$269K Sell
3,900
-1,000
-20% -$71.4K ﹤0.01% 11310
2021
Q2 		$338K Buy
+4,900
New +$321K ﹤0.01% 10983
2021
Q1 		– Sell
-5,000
Closed -$291K – 13824
2020
Q4 		$291K Buy
+5,000
New +$252K ﹤0.01% 9135

Other funds holding ALTR

PS
Principal Securities Des Moines, Iowa $6.82B AUM 17.15% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $4.82B AUM 20.19% 1-Year Est. Return
HNB
Huntington National Bank Columbus, Ohio $18.1B AUM 24.69% 1-Year Est. Return

Citadel Advisors's ALTR Position: Q1 2025 in Review

Citadel Advisors sold out of Altair Engineering Inc (ALTR) in Q1 2025, closing a stake of 4,473 shares — an estimated $488K sold.

Citadel Advisors first reported a position in ALTR in Q4 2017 and held it in 27 quarters. The position peaked at $29.6M in Q1 2023. 3 funds tracked by Wall St. Rank hold ALTR as of Q1 2025.

  • Citadel Advisors reported no remaining Altair Engineering Inc position as of Q1 2025 after selling out during the quarter.
  • Citadel Advisors sold 4,473 Altair Engineering Inc shares in Q1 2025, an estimated $488K.
  • Citadel Advisors first reported a position in Altair Engineering Inc in Q4 2017 and held it in 27 quarters.
  • Citadel Advisors's Altair Engineering Inc position peaked at $29.6M in Q1 2023.
  • 3 funds tracked by Wall St. Rank held Altair Engineering Inc as of Q1 2025.

Based on Citadel Advisors's 13F filing for Q1 2025, filed 15 May 2025.