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ASPEN AEROGELS INC

ASPN Net buying
CIK 0001145986 #3230 in the set updated 18 Sep 2026
Bought (120 mo)
$155.93M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$128.63M
$2.09M on a plan · $24.33M straight out of an exercise
Sold at will
$102.22M
27 of 63 sales
Net
+$27.30M
+$53.72M against sales at will

By person

27 insiders · 152 transactions
3.5×

Donald R. Young holds only 3.5 times base salary in stock. $2.06M of shares against $577.12K in salary for 2025.

Salary from the company's own proxy. The shares are what Donald R. Young last reported holding, valued at $3.23, the price Common Stock was last bought or sold at on the open market here, on 13 Nov 2025.

Insider
Role
Bought
Sold
Net
Holding
Worth
Change
KOCH INDUSTRIES INC entity
Former 10% owner
$50.00M (1)
+$50.00M
1,791,986
$5.79M
Young Donald R
President and CEO
$444.09K (14)
$20.46M (13) scheduled
−$20.02M
637,834
$2.06M
+1,433%
Wood River Capital, LLC entity
10% owner
$100.00M (1)
$82.25M (1)
+$17.75M
12,280,426
$39.67M
+585.3%
HUFF CRAIG A
10% owner
$12.53M (4)
−$12.53M
23,025
$74.37K
−99.2%
Whitaker Corby C
Chief Commercial Officer
$7.00M (18) scheduled
−$7.00M
205,315
$663.17K
+266.9%
Gervis Robert M.
Director
$5.08M (60)
+$5.08M
427,673
$1.38M
+1,534%
Conte Kelley
Senior Vice President, HR
$2.90M (12) scheduled
−$2.90M
128,183
$414.03K
+337.2%
Landes Gregg
Chief Operating Officer
$1.81M (6)
−$1.81M
102,931
$332.47K
+339.7%
RODRIGUEZ RICARDO C.
CFO & Treasurer
$978.39K (4) scheduled
−$978.39K
57,311
$185.11K
+732.3%
SCHILLING KEITH L
SVP, Technology
$536.90K (2) scheduled
−$536.90K
49,797
$160.84K
+1,297%
Mitchell Steven R
Director
$357.46K (2)
+$357.46K
156,898
$506.78K
+499.4%
Kool Kathleen
Director
$122.03K (1) scheduled
−$122.03K
34,323
$110.86K
Daniel Santhosh P
Chief Accounting Officer
$47.32K (2)
−$47.32K
15,330
$49.52K
+666.5%
SWEETNAM JAMES E
Director
$30.51K (1)
+$30.51K
36,321
$117.32K
Noetzel Mark L
Director
$22.58K (1)
+$22.58K
121,220
$391.54K
+204.9%
Ball Jeffrey Alan
VP, Operations
195,610
$631.82K
+41.4%
FAIRBANKS JOHN F
VP, CFO and Treasurer
141,277
$456.32K
+97.3%
NOGLOWS WILLIAM P
Director
124,156
$401.02K
+243.2%
Gould George L
Chief Technology Officer
95,381
$308.08K
+141.2%
Reilly Richard F
Director
79,231
$255.92K
+119.0%
Thoele Grant Douglas
CFO & Treasurer
77,732
$251.07K
+414.1%
DEEGAN GLENN E.
CAO, GC & Corp Secretary
67,176
$216.98K
Blalock Rebecca
Director
63,175
$204.06K
+488.4%
Johnson Virginia
CLO, GC, and Secretary
44,450
$143.57K
Pittman Stephanie
Chief Human Resources Officer
42,257
$136.49K
Robinson Cari
Director
22,616
$73.05K
SPRING CREEK CAPITAL LLC entity
10% owner
0
$0.00
−100.0%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Insider
Date
Role
Action
Shares
Price
Amount
Young Donald R
12 May 2025
President and CEO
Buy
20,000
$5.35
$107.00K
Mitchell Steven R
7 Sep 2023
Director
Buy
7,541
$6.50
$49.01K
Mitchell Steven R
5 Sep 2023
Director
Buy
50,000
$6.17
$308.46K
Noetzel Mark L
22 Aug 2023
Director
Buy
4,000
$5.65
$22.58K
Young Donald R
8 Aug 2023
President and CEO
Buy
25,000
$6.83
$170.70K
SWEETNAM JAMES E
6 Dec 2022
Director
Buy
2,700
$11.30
$30.51K
Wood River Capital, LLC
30 Nov 2022
10% owner
Buy
10,526,316
$9.50
$100.00M
Young Donald R
12 May 2022
President and CEO
Buy
5,000
$14.63
$73.15K
KOCH INDUSTRIES INC
28 Mar 2022
10% owner
Buy indirect
1,791,986
$27.90
$50.00M
Gervis Robert M.
22 Mar 2022
Director
Buy
135,870
$33.12
$4.50M
Young Donald R
9 Mar 2020
President and CEO
Buy
1,000
$7.01
$7.01K
Young Donald R
9 Mar 2020
President and CEO
Buy
1,000
$7.35
$7.35K
Young Donald R
4 Sep 2019
President and CEO
Buy
1,000
$6.00
$6.00K
Young Donald R
5 Aug 2019
President and CEO
Buy
1,009
$6.15
$6.21K
Young Donald R
28 May 2019
President and CEO
Buy
1,000
$4.70
$4.70K
Young Donald R
9 May 2019
President and CEO
Buy
5,000
$4.65
$23.25K
Young Donald R
8 May 2019
President and CEO
Buy
1,380
$4.59
$6.33K
Young Donald R
7 May 2019
President and CEO
Buy
5,100
$4.60
$23.46K
Gervis Robert M.
31 Aug 2017
Director
Buy indirect
100
$4.00
$400.00
Gervis Robert M.
31 Aug 2017
Director
Buy
100
$4.00
$400.00
Young Donald R
9 Aug 2017
President and CEO
Buy
920
$4.73
$4.35K
Young Donald R
8 Aug 2017
President and CEO
Buy
80
$4.75
$380.00
Gervis Robert M.
5 May 2017
Director
Buy
700
$4.00
$2.80K
Gervis Robert M.
5 May 2017
Director
Buy indirect
700
$4.00
$2.80K
Gervis Robert M.
4 May 2017
Director
Buy
200
$4.00
$800.00
Gervis Robert M.
4 May 2017
Director
Buy indirect
200
$4.00
$800.00
Gervis Robert M.
3 May 2017
Director
Buy
202
$4.00
$808.00
Gervis Robert M.
3 May 2017
Director
Buy indirect
189
$4.00
$756.00
Gervis Robert M.
1 May 2017
Director
Buy
140
$4.00
$560.00
Gervis Robert M.
1 May 2017
Director
Buy indirect
110
$4.00
$440.00
Gervis Robert M.
26 Apr 2017
Director
Buy
2,405
$4.00
$9.62K
Gervis Robert M.
26 Apr 2017
Director
Buy indirect
2,000
$4.00
$8.00K
Gervis Robert M.
25 Apr 2017
Director
Buy
800
$4.00
$3.20K
Gervis Robert M.
25 Apr 2017
Director
Buy indirect
1,100
$4.00
$4.40K
Gervis Robert M.
24 Apr 2017
Director
Buy
6,711
$4.00
$26.84K
Gervis Robert M.
24 Apr 2017
Director
Buy indirect
6,336
$4.00
$25.34K
Gervis Robert M.
21 Apr 2017
Director
Buy
2,554
$3.99
$10.19K
Gervis Robert M.
21 Apr 2017
Director
Buy indirect
2,600
$3.99
$10.37K
Gervis Robert M.
20 Apr 2017
Director
Buy
5,400
$3.99
$21.55K
Gervis Robert M.
20 Apr 2017
Director
Buy indirect
5,300
$3.99
$21.15K
Gervis Robert M.
19 Apr 2017
Director
Buy
4,600
$3.98
$18.31K
Gervis Robert M.
19 Apr 2017
Director
Buy indirect
4,200
$3.98
$16.72K
Gervis Robert M.
18 Apr 2017
Director
Buy
8,311
$3.99
$33.16K
Gervis Robert M.
18 Apr 2017
Director
Buy indirect
8,400
$3.99
$33.52K
Gervis Robert M.
17 Apr 2017
Director
Buy
3,599
$3.98
$14.32K
Gervis Robert M.
17 Apr 2017
Director
Buy indirect
3,606
$3.98
$14.35K
Gervis Robert M.
13 Apr 2017
Director
Buy
4,920
$3.99
$19.63K
Gervis Robert M.
13 Apr 2017
Director
Buy indirect
5,034
$3.99
$20.09K
Gervis Robert M.
12 Apr 2017
Director
Buy
2,401
$4.00
$9.60K
Gervis Robert M.
12 Apr 2017
Director
Buy indirect
2,500
$4.00
$10.00K
Gervis Robert M.
11 Apr 2017
Director
Buy
200
$3.99
$798.00
Gervis Robert M.
11 Apr 2017
Director
Buy indirect
300
$4.00
$1.20K
Gervis Robert M.
27 Mar 2017
Director
Buy
100
$3.98
$398.00
Gervis Robert M.
27 Mar 2017
Director
Buy indirect
100
$3.98
$398.00
Gervis Robert M.
23 Mar 2017
Director
Buy indirect
1,400
$3.95
$5.53K
Gervis Robert M.
23 Mar 2017
Director
Buy
1,100
$3.94
$4.33K
Gervis Robert M.
22 Mar 2017
Director
Buy
2,612
$3.96
$10.34K
Gervis Robert M.
22 Mar 2017
Director
Buy indirect
2,800
$3.95
$11.06K
Gervis Robert M.
21 Mar 2017
Director
Buy indirect
2,100
$3.95
$8.30K
Gervis Robert M.
21 Mar 2017
Director
Buy
2,100
$3.96
$8.32K
Gervis Robert M.
20 Mar 2017
Director
Buy
1,500
$3.99
$5.99K
Gervis Robert M.
20 Mar 2017
Director
Buy indirect
1,400
$3.99
$5.59K
Gervis Robert M.
10 Mar 2017
Director
Buy indirect
6
$4.00
$24.00
Gervis Robert M.
10 Mar 2017
Director
Buy
100
$4.00
$400.00
Gervis Robert M.
9 Mar 2017
Director
Buy
700
$4.00
$2.80K
Gervis Robert M.
9 Mar 2017
Director
Buy indirect
100
$4.00
$399.50
Gervis Robert M.
9 Mar 2017
Director
Buy indirect
255
$4.00
$1.02K
Gervis Robert M.
6 Mar 2017
Director
Buy indirect
100
$4.00
$400.00
Gervis Robert M.
3 Mar 2017
Director
Buy
100
$4.00
$399.90
Gervis Robert M.
3 Mar 2017
Director
Buy indirect
100
$4.00
$400.00
Gervis Robert M.
2 Mar 2017
Director
Buy
466
$4.00
$1.86K
Gervis Robert M.
2 Mar 2017
Director
Buy indirect
500
$4.00
$2.00K
Gervis Robert M.
27 Feb 2017
Director
Buy
2,200
$3.99
$8.78K
Gervis Robert M.
27 Feb 2017
Director
Buy indirect
2,300
$3.99
$9.18K
Gervis Robert M.
24 Feb 2017
Director
Buy
18,430
$3.96
$72.98K
Gervis Robert M.
24 Feb 2017
Director
Buy indirect
18,355
$3.96
$72.69K
Gervis Robert M.
29 Dec 2016
Director
Buy
100
$4.00
$400.00
Gervis Robert M.
29 Dec 2016
Director
Buy indirect
100
$4.00
$400.00
Gervis Robert M.
28 Dec 2016
Director
Buy indirect
200
$4.00
$800.00
Young Donald R
8 Dec 2016
President and CEO
Buy
1,000
$4.20
$4.20K

What was left out

Form 4 filings counted 332
Amendments (4/A) skipped 4
Filings about a different issuer 0
Unreadable filings 0
Joint filings 12
Sales on a Rule 10b5-1 plan 2
Sales straight out of an exercise 34
Sales at will 27
Transactions with no price 0
Shares from compensation/vesting 12,074,150
Sales filed before the plan box existed 21
History held since 13 Sep 2016