Wellington Management Group
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Wellington Management Group’s Aspen Aerogels ASPN Stock Holding History

Wellington Management Group’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
2025
Q1 		– Sell
-64,700
Closed -$769K – 1946
2024
Q4 		$769K Sell
64,700
-85,932
-57% -$1.46M ﹤0.01% 1769
2024
Q3 		$4.17M Buy
+150,632
New +$3.77M ﹤0.01% 1381
2017
Q3 		– Sell
-916,900
Closed -$4.08M – 2197
2017
Q2 		$4.08M Hold
916,900
– – ﹤0.01% 1490
2017
Q1 		$3.81M Hold
916,900
– – ﹤0.01% 1534
2016
Q4 		$3.79M Hold
916,900
– – ﹤0.01% 1490
2016
Q3 		$5.46M Hold
916,900
– – ﹤0.01% 1350
2016
Q2 		$4.56M Sell
916,900
-442,173
-33% -$1.94M ﹤0.01% 1375
2016
Q1 		$6.12M Sell
1,359,073
-689,194
-34% -$3.13M ﹤0.01% 1309
2015
Q4 		$12.4M Sell
2,048,267
-107,629
-5% -$745K ﹤0.01% 1107
2015
Q3 		$16.2M Buy
2,155,896
+265,152
+14% +$1.93M ﹤0.01% 1035
2015
Q2 		$12.5M Buy
1,890,744
+187,028
+11% +$1.28M ﹤0.01% 1161
2015
Q1 		$12.4M Buy
1,703,716
+887,696
+109% +$6.72M ﹤0.01% 1188
2014
Q4 		$6.51M Buy
816,020
+80,855
+11% +$686K ﹤0.01% 1363
2014
Q3 		$7.41M Buy
735,165
+163,065
+29% +$1.65M ﹤0.01% 1326
2014
Q2 		$6.32M Buy
+572,100
New +$6.21M ﹤0.01% 1395

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
OCMI
Oaktop Capital Management II Chatham, New Jersey $1.34B AUM 114.5% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 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
AIC
AWM Investment Company New York $903M AUM 163.47% 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

Wellington Management Group's ASPN Position: Q1 2025 in Review

Wellington Management Group sold out of Aspen Aerogels (ASPN) in Q1 2025, closing a stake of 64,700 shares — an estimated $769K sold.

Wellington Management Group first reported a position in ASPN in Q2 2014 and held it in 15 quarters. The position peaked at $16.2M in Q3 2015. 221 funds tracked by Wall St. Rank hold ASPN as of Q1 2025.

  • Wellington Management Group reported no remaining Aspen Aerogels position as of Q1 2025 after selling out during the quarter.
  • Wellington Management Group sold 64,700 Aspen Aerogels shares in Q1 2025, an estimated $769K.
  • Wellington Management Group first reported a position in Aspen Aerogels in Q2 2014 and held it in 15 quarters.
  • Wellington Management Group's Aspen Aerogels position peaked at $16.2M in Q3 2015.
  • 221 funds tracked by Wall St. Rank held Aspen Aerogels as of Q1 2025.

Based on Wellington Management Group's 13F filing for Q1 2025, filed 13 May 2025.