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| Shannon River Fund Management LLC
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| CRD # | 161538 |
| SEC # | 801-73444 |
| CIK # | 0001301050 |
| AUM | 904.7 M (2026-03-26) |
| Employees | 9 (56% Investors, 0% Brokers) |
| Fees | |
| Minimum | |
| Phone | 212-331-6555 |
| Address | 850 Third Avenue, 13th Floor New York, NY 10022 |
| Source | [IAPD] [EDGAR] [Website] |
| Total AUM ($B) |
|---|
| CIK | Period |
|---|---|
| 0001301050 |
| Sector | Form 13F Holdings | Value ($M) | |
|---|---|---|---|
| Tower Semiconductor Ltd | 88.5 | ||
| Marvell Technology Inc | 55.8 | ||
| Live Nation Entertainment Inc | 44.9 | ||
| Airbnb Inc | 31.2 | ||
| Rambus Inc | 28.7 | ||
| II-VI Inc | 20.9 | ||
| Flextronics International Ltd | 20.4 | ||
| Taser International Inc | 20.1 | ||
| Extreme Networks Inc | 19.8 | ||
| Toast Inc | 19.4 | ||
| Legence Corp | 19.1 | ||
| Interdigital Inc | 16.3 | ||
| Hinge Health Inc | 16.1 | ||
| Adtran Inc | 15.3 | ||
| Celestica Inc | 15.1 | ||
| F5 Networks Inc | 14.5 | ||
| Lionsgate Studios Holding Corp | 10.0 | ||
| Guidewire Software Inc | 9.4 | ||
| Energy Fuels Inc | 9.3 | ||
| Madison Square Garden Entertainment Corp | 8.6 | ||
| Ambarella Inc | 5.9 | ||
| Applovin Corp | 5.8 | ||
| Digital Realty Trust Inc | 5.4 | ||
| Astera Labs Inc | 5.2 | ||
| OSI Systems Inc | 5.1 | ||
| Equinix Inc | 5.0 | ||
| Palantir Technologies Inc | 4.3 | ||
| Snowflake Inc | 4.0 | ||
| Prev | Page 1 | Next | |||
| Type | Form D Funds | Date | Sold | AUM |
|---|---|---|---|---|
| HF | Doonbeg Fund LP | [2012-02-13] | 520.5 M | 24.3 M |
| Filed 2026-02-10 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose | ||||
| HF | Doonbeg Fund Ltd | [2012-02-13] | 622.6 M | 100.7 M |
| Filed 2026-02-10 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Minimum $100,000 · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose | ||||
| HF | Doonbeg Inter-Fund LP | 2012-02-13 | 100.7 M | |
| HF | Doonbeg Master Fund LP | [2012-02-13] | 520.5 M | 688.4 M |
| Filed 2026-02-10 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose | ||||
| HF | Shannon River Inter-Fund LP | 2012-02-13 | 144.4 M | |
| HF | Shannon River Master Fund LP | [2012-02-13] | 669.8 M | 0.5 M |
| Filed 2020-10-07 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Minimum $100,000 · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose | ||||
| HF | Shannon River Partners II LP | [2012-02-13] | 731.6 M | 101.7 M |
| Filed 2020-10-07 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose | ||||
| HF | Shannon River Partners LP | 2012-02-13 | 61.6 M | |
| HF | Shannon River Partners Ltd | 2012-02-13 | 144.4 M | |
| AUM Breakdown | Accounts | AUM ($B) |
|---|---|---|
| By Client Type | ||
| (a) Individuals (other than high net worth individuals) | 0 | 0.0 |
| (b) Individuals (high net worth individuals) | 0 | 0.0 |
| (c) Banking or thrift institutions | 0 | 0.0 |
| (d) Investment companies | 0 | 0.0 |
| (e) Business development companies | 0 | 0.0 |
| (f) Pooled investment vehicles | 8 | 0.9 |
| (g) Pension and profit sharing plans | 0 | 0.0 |
| (h) Charitable organizations | 0 | 0.0 |
| (i) State or municipal government entities | 0 | 0.0 |
| (j) Other investment advisers | 0 | 0.0 |
| (k) Insurance companies | 0 | 0.0 |
| (l) Sovereign wealth funds and foreign official institutions | 0 | 0.0 |
| (m) Corporations or other businesses not listed above | 0 | 0.0 |
| (n) Other | 0 | 0.0 |
| Total | 8 | 0.9 |
| By Discretionary | ||
| Discretionary | 8 | 0.9 |
| Non-Discretionary | 0 | 0.0 |
| Total | 8 | 0.9 |
| By Non-United States Persons | ||
| Non-United States Persons | 0.5 | |
| United States Persons | 0.4 | |
| Total | 8 | 0.9 |
| Form D Directors | Role | # Filings | # Firms | 2011 - 2026 |
|---|---|---|---|---|
| Patrick Agemian | Director | 111 | 30 | |
| Philip Cater | Director | 96 | 25 | |
| Spencer Waxman | Director, Executive Officer | 5 | 2 |
| EDGAR Form | CIK | 2011 - 2026 |
|---|---|---|
| 13F-HR | [0001301050] | |
| SC 13D | [0001301050] | |
| SC 13G | [0001301050] |
| Firm Profile (Form ADV) | |
|---|---|
| Discretionary AUM | $2.6B |
| Serves | Institutional |
| Fund Types | Hedge Fund |
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