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Driehaus Capital Management’s Aspen Aerogels ASPN Stock Holding History

Driehaus Capital Management’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
2024
Q4 		– Sell
-2,550,857
Closed -$70.6M – 389
2024
Q3 		$70.6M Buy
2,550,857
+394,068
+18% +$9.86M 0.61% 42
2024
Q2 		$51.4M Buy
2,156,789
+1,220,724
+130% +$28.7M 0.5% 62
2024
Q1 		$16.5M Sell
936,065
-59,978
-6% -$884K 0.16% 183
2023
Q4 		$15.7M Buy
+996,043
New +$10.3M 0.19% 180
2023
Q3 		– Sell
-613,233
Closed -$4.84M – 392
2023
Q2 		$4.84M Sell
613,233
-10,612
-2% -$73.8K 0.06% 272
2023
Q1 		$4.65M Sell
623,845
-1,197,535
-66% -$11.9M 0.07% 296
2022
Q4 		$21.5M Buy
1,821,380
+766,363
+73% +$8.76M 0.32% 99
2022
Q3 		$9.73M Buy
1,055,017
+25,498
+2% +$309K 0.15% 197
2022
Q2 		$10.2M Sell
1,029,519
-321,051
-24% -$6.48M 0.16% 195
2022
Q1 		$46.6M Sell
1,350,570
-24,521
-2% -$796K 0.57% 37
2021
Q4 		$68.5M Buy
1,375,091
+126,233
+10% +$6.65M 0.7% 41
2021
Q3 		$57.5M Buy
1,248,858
+392,956
+46% +$15.6M 0.68% 36
2021
Q2 		$25.6M Sell
855,902
-14,008
-2% -$286K 0.34% 93
2021
Q1 		$17.7M Buy
869,910
+210,598
+32% +$4.44M 0.26% 125
2020
Q4 		$11M Buy
+659,312
New +$8.67M 0.18% 166
2020
Q3 		– Sell
-428,350
Closed -$2.82M – 390
2020
Q2 		$2.82M Buy
428,350
+2,339
+0.5% +$15K 0.07% 240
2020
Q1 		$2.62M Buy
+426,011
New +$3.46M 0.09% 207
2014
Q3 		– Sell
-20,316
Closed -$224K – 531
2014
Q2 		$224K Buy
+20,316
New +$220K 0.01% 537

Other funds holding ASPN

KL
KIM LLC Wichita, Kansas $976M AUM 0.91% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
OCMI
Oaktop Capital Management II Chatham, New Jersey $1.34B AUM 114.5% 1-Year Est. Return
GKFF
George Kaiser Family Foundation Tulsa, Oklahoma $883M AUM 21.04% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
TAM
Telemark Asset Management Boston, Massachusetts $1.08B AUM 70.88% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Driehaus Capital Management's ASPN Position: Q4 2024 in Review

Driehaus Capital Management sold out of Aspen Aerogels (ASPN) in Q4 2024, closing a stake of 2,550,857 shares — an estimated $70.6M sold.

Driehaus Capital Management first reported a position in ASPN in Q2 2014 and held it in 18 quarters. The position peaked at $70.6M in Q3 2024. 231 funds tracked by Wall St. Rank hold ASPN as of Q4 2024.

  • Driehaus Capital Management reported no remaining Aspen Aerogels position as of Q4 2024 after selling out during the quarter.
  • Driehaus Capital Management sold 2,550,857 Aspen Aerogels shares in Q4 2024, an estimated $70.6M.
  • Driehaus Capital Management first reported a position in Aspen Aerogels in Q2 2014 and held it in 18 quarters.
  • Driehaus Capital Management's Aspen Aerogels position peaked at $70.6M in Q3 2024.
  • 231 funds tracked by Wall St. Rank held Aspen Aerogels as of Q4 2024.

Based on Driehaus Capital Management's 13F filing for Q4 2024, filed 14 Feb 2025.