HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
PensionPosition in ASPN — Aspen Aerogels Inc
CIK 1535845
TORONTO, A6
Position in ASPN
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$997,916
+$459,608 QoQ
Shares Held
157,400
0.0% QoQ
Ownership
0.190%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#52
of 179 holders
Holding Since
Mar 2024
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ASPN Over Time
Shares Held
Position Value (USD)
Position in Specialty Chemicals
Basic Materials · as of Jun 30, 2026HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND holds $330,697,442 across 19 Specialty Chemicals names. ASPN ranks #17 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LIN |
Linde PLC
|
349,933 | $181,594,231 | |
| 2 | ECL |
Ecolab Inc.
|
167,736 | $46,732,926 | |
| 3 | PPG |
Ppg Industries Inc
|
176,936 | $21,460,567 | |
| 4 | SHW |
Sherwin Williams Co
|
48,140 | $16,575,564 | |
| 5 | ECVT |
Ecovyst Inc.
|
942,306 | $11,731,709 | |
| 6 | CLMT |
Calumet, Inc. /DE
|
264,107 | $9,513,134 | |
| 7 | RPM |
Rpm International Inc/De/
|
71,300 | $7,924,995 | |
| 8 | CC |
Chemours Co
|
382,599 | $7,850,931 |
All Filings in ASPN
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $997,916 | 157,400 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $538,308 | 157,400 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $445,442 | 157,400 | Shares | Sole | 2026-02-13 | |
| 2024-09-30 | $2,456,490 | 88,714 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $1,922,095 | 80,591 | Shares | Sole | 2024-09-20 | |
| 2024-03-31 | $850,924 | 48,348 | Shares | Sole | 2024-05-13 | |
| No filing history on record for this holder in this stock. | ||||||