# CYANOTECH CORP (CYAN)

> Institutional ownership reported to the SEC as of Q4 2023, from Form 13F filings. Source: https://holderbook.com/stocks/CYAN/

- Reporting holders: 11
- Reported value: $326.2K
- Shares held by institutions: 367,162 of 6,886,600 outstanding
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [RENAISSANCE TECHNOLOGIES LLC](https://holderbook.com/funds/1037389-renaissance-technologies-llc/) | $131.0K | 147,409 | 0.0% | 21 |
| [Coastline Trust Co](https://holderbook.com/funds/1324279-coastline-trust-co/) | $73.3K | 82,400 | 0.0% | 21 |
| [VANGUARD GROUP INC](https://holderbook.com/funds/102909-vanguard-group-inc/) | $47.0K | 52,822 | 0.0% | 11 |
| [TRAPHAGEN INVESTMENT ADVISORS LLC](https://holderbook.com/funds/2023380-traphagen-investment-advisors-llc/) | $27.2K | 30,600 | 0.0% | 3 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $24.0K | 27,270 | 0.0% | 11 |
| [SUSQUEHANNA INTERNATIONAL GROUP, LLP](https://holderbook.com/funds/1446194-susquehanna-international-group-llp/) | $11.3K | 12,789 | 0.0% | 1 |
| [BlackRock Inc.](https://holderbook.com/funds/1364742-blackrock-inc/) | $9.6K | 10,762 | 0.0% | 21 |
| [Tower Research Capital LLC (TRC)](https://holderbook.com/funds/1533421-tower-research-capital-llc-trc/) | $2.0K | 2,234 | 0.0% | 10 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $566 | 636 | 0.0% | 1 |
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $176 | 200 | 0.0% | 1 |
| [WELLS FARGO & COMPANY/MN](https://holderbook.com/funds/72971-wells-fargo-company-mn/) | $36 | 40 | 0.0% | 5 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q4 2023 | 11 | $326.2K |
| Q3 2023 | 10 | $296.8K |
| Q2 2023 | 10 | $351.7K |
| Q1 2023 | 12 | $410.9K |
| Q4 2022 | 11 | $636.2K |
| Q3 2022 | 11 | $1.3M |
| Q2 2022 | 11 | $1.8M |
| Q1 2022 | 11 | $1.5M |
| Q4 2021 | 14 | $1.8M |
| Q3 2021 | 11 | $1.3M |
| Q2 2021 | 11 | $1.3M |
| Q1 2021 | 10 | $1.1M |