Investment Management Corp of Ontario — 13F Holdings & Portfolio
CIK 1811568 · latest 13F-HR filed 2026-05-15
Investment Management Corp of Ontario manages $7.76B in 13F-reported U.S. long-equity assets across 664 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are NVDA (6.04%), AAPL (5.31%), MSFT (3.75%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 19 new positions, exited 24, added to 281, and trimmed 288.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$7.76B
Long-equity book
664
Distinct positions
2026-03-31
Filed 2026-05-15
+19 / −24 / ↑281 / ↓288
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- NEXTERA ENERGY INC$55.2M +350.3%
- SOUTHERN CO$48.4M +583.5%
- DUKE ENERGY CORP NEW$42.7M +489.3%
- CONSTELLATION ENERGY CORP$29.2M +293.6%
- EDISON INTL$28.3M +1090.9%
Top Trims
- MICROSOFT CORP-$88.1M -23.3%
- INVESCO EXCH TRADED FD TR II-$60.7M -22.1%
- TESLA INC-$40.7M -23.9%
- APPLE INC-$34.9M -7.8%
- COREWEAVE INC-$20.0M -35.8%
New Positions
- MEDLINE INC$45.1M
- MDA SPACE LTD$3.9M
- BOYD GROUP SERVICES INC$3.8M
- LUMENTUM HLDGS INC$3.6M
- COHERENT CORP$2.6M
Exited Positions
- AMCOR PLC$3.7M
- CYBERARK SOFTWARE LTD$1.5M
- DOCUSIGN INC$931.0K
- NUTANIX INC$891.9K
- DYNATRACE INC$882.5K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | NVIDIA CORPORATION | NVDA | 67066G104 | $468.6M | 6.04% | 2,687,125 | SH |
| 2 | APPLE INC | AAPL | 037833100 | $412.3M | 5.31% | 1,624,436 | SH |
| 3 | MICROSOFT CORP | MSFT | 594918104 | $290.6M | 3.75% | 785,108 | SH |
| 4 | AMAZON COM INC | AMZN | 023135106 | $219.6M | 2.83% | 1,054,281 | SH |
| 5 | INVESCO EXCH TRADED FD TR II | BKLN | 46138G508 | $213.6M | 2.75% | 10,465,977 | SH |
| 6 | ALPHABET INC | GOOGL | 02079K305 | $196.0M | 2.53% | 681,555 | SH |
| 7 | ALPHABET INC | GOOG | 02079K107 | $154.3M | 1.99% | 538,045 | SH |
| 8 | BROADCOM INC | AVGO | 11135F101 | $143.3M | 1.85% | 463,136 | SH |
| 9 | ISHARES TR | IVV | 464287200 | $137.6M | 1.77% | 210,706 | SH |
| 10 | META PLATFORMS INC | META | 30303M102 | $137.5M | 1.77% | 240,295 | SH |
| 11 | TESLA INC | TSLA | 88160R101 | $129.8M | 1.67% | 349,029 | SH |
| 12 | JPMORGAN CHASE & CO | JPM | 46625H100 | $102.3M | 1.32% | 347,717 | SH |
| 13 | ELI LILLY & CO | LLY | 532457108 | $74.7M | 0.96% | 81,250 | SH |
| 14 | NEXTERA ENERGY INC | NEE | 65339F101 | $71.0M | 0.91% | 764,462 | SH |
| 15 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $63.8M | 0.82% | 133,121 | SH |
| 16 | EXXON MOBIL CORP | XOM | 30231G102 | $63.1M | 0.81% | 371,631 | SH |
| 17 | HEICO CORP NEW | HEI.A | 422806208 | $59.6M | 0.77% | 282,579 | SH |
| 18 | SOUTHERN CO | SO | 842587107 | $56.7M | 0.73% | 586,932 | SH |
| 19 | VISA INC | V | 92826C839 | $54.0M | 0.70% | 178,706 | SH |
| 20 | JOHNSON & JOHNSON | JNJ | 478160104 | $53.5M | 0.69% | 218,955 | SH |
| 21 | WALMART INC | WMT | 931142103 | $51.6M | 0.66% | 414,907 | SH |
| 22 | DUKE ENERGY CORP NEW | DUK | 26441C204 | $51.4M | 0.66% | 392,800 | SH |
| 23 | CHEVRON CORPORATION | CVX | 166764100 | $49.9M | 0.64% | 241,104 | SH |
| 24 | ABBVIE INC | ABBV | 00287Y109 | $48.2M | 0.62% | 221,396 | SH |
| 25 | MASTERCARD INCORPORATED | MA | 57636Q104 | $47.1M | 0.61% | 94,318 | SH |
| 26 | WASTE MGMT INC DEL | WM | 94106L109 | $47.1M | 0.61% | 204,802 | SH |
| 27 | MEDLINE INC | MDLN | 58507V107 | $45.1M | 0.58% | 1,013,902 | SH |
| 28 | PALANTIR TECHNOLOGIES INC | PLTR | 69608A108 | $42.8M | 0.55% | 292,272 | SH |
| 29 | MICRON TECHNOLOGY INC | MU | 595112103 | $42.6M | 0.55% | 126,069 | SH |
| 30 | BANK AMERICA CORP | BAC | 060505104 | $42.4M | 0.55% | 869,797 | SH |
| 31 | ROYAL BK CDA | RY | 780087102 | $42.2M | 0.54% | 260,617 | SH |
| 32 | COSTCO WHOLESALE CORPORATION | COST | 22160K105 | $40.1M | 0.52% | 40,257 | SH |
| 33 | NETFLIX INC. | NFLX | 64110L106 | $40.1M | 0.52% | 417,132 | SH |
| 34 | HOWMET AEROSPACE INC | HWM | 443201108 | $40.0M | 0.52% | 173,587 | SH |
| 35 | CONSTELLATION ENERGY CORP | CEG | 21037T109 | $39.2M | 0.50% | 140,324 | SH |
| 36 | CATERPILLAR INC | CAT | 149123101 | $39.0M | 0.50% | 55,027 | SH |
| 37 | COCA COLA CO | KO | 191216100 | $36.3M | 0.47% | 477,353 | SH |
| 38 | COREWEAVE INC | CRWV | 21873S108 | $35.8M | 0.46% | 461,738 | SH |
| 39 | GE VERNOVA INC | GEV | 36828A101 | $35.6M | 0.46% | 40,801 | SH |
| 40 | RTX CORPORATION | RTX | 75513E101 | $34.8M | 0.45% | 180,623 | SH |
| 41 | CRH PLC | CRH | G25508105 | $34.6M | 0.45% | 329,542 | SH |
| 42 | ADVANCED MICRO DEVICES INC | AMD | 007903107 | $33.6M | 0.43% | 164,935 | SH |
| 43 | PROCTER & GAMBLE CO | PG | 742718109 | $33.2M | 0.43% | 229,893 | SH |
| 44 | SHOPIFY INC | SHOP | 82509L107 | $33.1M | 0.43% | 279,188 | SH |
| 45 | AT&T INC | T | 00206R102 | $32.9M | 0.42% | 1,135,569 | SH |
| 46 | DOMINION ENERGY INC | D | 25746U109 | $32.0M | 0.41% | 517,828 | SH |
| 47 | LAM RESEARCH CORP | LRCX | 512807306 | $31.9M | 0.41% | 149,078 | SH |
| 48 | EDISON INTL | EIX | 281020107 | $30.9M | 0.40% | 421,739 | SH |
| 49 | GOLDMAN SACHS GROUP INC | GS | 38141G104 | $30.7M | 0.40% | 36,329 | SH |
| 50 | MOTOROLA SOLUTIONS INC | MSI | 620076307 | $30.7M | 0.40% | 70,814 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-15 | $7.76B | 664 | 0001999371-26-010874 |
| 2025-12-31 | 2026-02-17 | $7.51B | 669 | 0001999371-26-003507 |
| 2025-09-30 | 2025-11-14 | $6.59B | 639 | 0001999371-25-017736 |