Source: Monitor by Modular Finance AB. Known 25 largest shareholders, compiled and processed data from various sources, including Euroclear Sweden, Euroclear Finland and Morningstar.
| Shareholder | Number of shares | Percentage of shares and votes (%) | Verified | |
| 1 | HANDELSBANKEN FUNDS | 6,003,606 | 7.66% | 2023-02-28 |
| 2 | HÆGGSTRÖM EDVARD OLOF | 5,409,405 | 6.90% | 2023-02-24 |
| 3 | MANDATUM LIFE INSURANCE COMPANY LIMITED | 4,864,229 | 6.20% | 2023-02-24 |
| 4 | UNIVERSITY OF HELSINKI FUNDS | 4,397,719 | 5.61% | 2023-02-24 |
| 5 | THE FOURTH SWEDISH NATIONAL PENSION FUND | 3,715,050 | 4.74% | 2023-02-24 |
| 6 | VARMA MUTUAL PENSION INSURANCE COMPANY | 3,066,996 | 3.91% | 2023-02-24 |
| 7 | KEEL CAPITAL | 2,841,974 | 3.63% | 2022-09-30 |
| 8 | ARBEJDSMARKEDETS TILLAEGSPENSION (ATP) | 2,700,708 | 3.45% | 2022-12-31 |
| 9 | FALCK KAI EDVIN | 2,700,000 | 3.44% | 2023-02-24 |
| 10 | YLIRUUSI JOUKO KALERVO | 2,685,182 | 3.43% | 2023-02-24 |
| 11 | AVOHOIDON TUTKIMUSSÄÄTIÖ SR | 2,559,686 | 3.27% | 2023-02-24 |
| 12 | FIDELITY INVESTMENTS | 2,268,061 | 2.89% | 2023-02-28 |
| 13 | HIGHCLERE INTERNATIONAL INVESTORS LLP | 1,798,117 | 2.29% | 2022-12-31 |
| 14 | NORGES BANK INVESTMENT MANAGEMENT | 1,716,620 | 2.19% | 2023-02-24 |
| 15 | DNB ASSET MANAGEMENT AS | 1,610,533 | 2.05% | 2023-02-28 |
| 16 | ILMARINEN MUTUAL PENSION INSURANCE COMPANY | 1,513,500 | 1.93% | 2023-02-24 |
| 17 | DNCA FINANCE S.A | 1,491,207 | 1.90% | 2022-11-30 |
| 18 | SÄÄSTÖPANKKI RAHASTOT | 1,224,925 | 1.56% | 2023-02-28 |
| 19 | SISSENER AS | 1,000,000 | 1.28% | 2023-02-28 |
| 20 | DANSKE INVEST | 911,935 | 1.16% | 2023-02-24 |
| 21 | OP RAHASTOT | 894,944 | 1.14% | 2023-02-24 |
| 22 | LASSILA ILKKA JOHANNES | 860,000 | 1.10% | 2023-02-24 |
| 23 | UNITED NATIONS | 717,204 | 0.92% | 2022-03-31 |
| 24 | HÆGGSTRÖM ALBERT ALEXANDER | 701,135 | 0.89% | 2023-02-24 |
| 25 | PARETO ASSET MANAGEMENT | 515,955 | 0.66% | 2023-02-28 |
| Top 25 known shareholders: | 58,168,691 | 74% | ||
| Other shareholders: | 20,224,273 | 26% | ||
| Total: | 78,392,964 | 100% | ||
| Nanoform’s shares are listed on the Premier-segment of Nasdaq First North Growth Market in Helsinki (ticker: NANOFH) and Stockholm (ticker: NANOFS) | ||||