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HRT Financial’s Aspen Aerogels ASPN Stock Holding History

HRT Financial’s Portfolio ASPN Stock Details ASPN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.98M Buy
+870,435
New +$2.93M 0.01% 1322
2025
Q4 		– Sell
-167,423
Closed -$1.17M – 3155
2025
Q3 		$1.17M Sell
167,423
-428,319
-72% -$3.02M ﹤0.01% 1443
2025
Q2 		$3.53M Buy
595,742
+518,243
+669% +$2.98M 0.02% 681
2025
Q1 		$495K Sell
77,499
-4,203
-5% -$40.5K ﹤0.01% 1465
2024
Q4 		$970K Sell
81,702
-2,037
-2% -$34.7K 0.01% 1093
2024
Q3 		$2.32M Buy
+83,739
New +$2.1M 0.01% 827
2023
Q4 		– Sell
-18,703
Closed -$160K – 2295
2023
Q3 		$160K Sell
18,703
-42,753
-70% -$304K ﹤0.01% 1878
2023
Q2 		$484K Buy
+61,456
New +$428K ﹤0.01% 1378
2022
Q3 		– Sell
-60,500
Closed -$597K – 2774
2022
Q2 		$597K Buy
+60,500
New +$1.22M 0.01% 1354
2022
Q1 		– Sell
-20,867
Closed -$1.04M – 3067
2021
Q4 		$1.04M Buy
20,867
+8,605
+70% +$453K 0.01% 1080
2021
Q3 		$564K Buy
+12,262
New +$486K ﹤0.01% 1868

Other funds holding ASPN

KL
KIM LLC Wichita, Kansas $976M AUM 0.91% 1-Year Est. Return
OCMI
Oaktop Capital Management II Chatham, New Jersey $1.34B AUM 114.5% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
GKFF
George Kaiser Family Foundation Tulsa, Oklahoma $883M AUM 21.04% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
GS
Gagnon Securities New York $433M AUM 29.08% 1-Year Est. Return
RHJA
Rice Hall James & Associates San Diego, California $1.8B AUM 36.16% 1-Year Est. Return

HRT Financial's ASPN Position: Q1 2026 in Review

HRT Financial opened a new position in Aspen Aerogels (ASPN) in Q1 2026: 870,435 shares worth $2.98M. The stake represents 0.01% of the portfolio and ranks #1322 among its holdings. This is a return to the name: HRT Financial previously reported a position in ASPN as recently as Q3 2025.

HRT Financial first reported a position in ASPN in Q3 2021 and has held it in 11 quarters since. The position peaked at $3.53M in Q2 2025. 166 funds tracked by Wall St. Rank hold ASPN as of Q1 2026.

  • HRT Financial held 870,435 shares of Aspen Aerogels worth $2.98M as of Q1 2026.
  • Aspen Aerogels was a new HRT Financial position in Q1 2026.
  • Aspen Aerogels made up 0.01% of HRT Financial's portfolio in Q1 2026, its #1322 holding.
  • HRT Financial first reported a position in Aspen Aerogels in Q3 2021 and has held it in 11 quarters since.
  • HRT Financial's Aspen Aerogels position peaked at $3.53M in Q2 2025.
  • 166 funds tracked by Wall St. Rank held Aspen Aerogels as of Q1 2026.

Based on HRT Financial's 13F filing for Q1 2026, filed 14 May 2026.