Shannon River Fund Management

Latest statistics and disclosures from Shannon River Fund Management's latest quarterly 13F-HR filing:

  • Top 5 stock holdings are TSEM, PEGA, U, LYV, MRVL, and represent 38.96% of Shannon River Fund Management's stock portfolio.
  • Added to shares of these 10 stocks: U (+$47M), LYV (+$36M), EXTR (+$32M), CLS (+$32M), ALAB (+$28M), KVYO (+$24M), AMBA (+$21M), COHR (+$15M), LGN (+$14M), CWAN (+$14M).
  • Started 12 new stock positions in QCOM, ALAB, U, KVYO, AMBA, HNGE, MU, EXTR, AXON, LGN. LYV, CLS.
  • Reduced shares in these 10 stocks: TSEM (-$42M), FROG (-$41M), IDCC (-$40M), FORM (-$35M), FLEX (-$32M), WIX (-$29M), CLH (-$27M), PEGA (-$21M), LRN (-$12M), NCNO (-$11M).
  • Sold out of its positions in BLZE, CLH, FORM, LRN, TSM, FROG.
  • Shannon River Fund Management was a net seller of stock by $-5.8M.
  • Shannon River Fund Management has $638M in assets under management (AUM), dropping by 2.63%.
  • Central Index Key (CIK): 0001301050

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Portfolio Holdings for Shannon River Fund Management

Shannon River Fund Management holds 26 positions in its portfolio as reported in the December 2025 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Tower Semiconductor Shs New (TSEM) 11.1 $71M -37% 603k 117.42
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Pegasystems (PEGA) 9.7 $62M -24% 1.0M 59.72
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Unity Software (U) 7.4 $47M NEW 1.1M 44.17
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Live Nation Entertainment (LYV) 5.7 $36M NEW 255k 142.50
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Marvell Technology (MRVL) 5.0 $32M -10% 378k 84.98
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Extreme Networks (EXTR) 5.0 $32M NEW 1.9M 16.65
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Celestica (CLS) 5.0 $32M NEW 107k 295.61
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Coherent Corp (COHR) 4.9 $31M +88% 168k 184.57
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Clearwater Analytics Hldgs I Cl A (CWAN) 4.7 $30M +82% 1.2M 24.12
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Ncino (NCNO) 4.6 $29M -28% 1.1M 25.64
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Astera Labs (ALAB) 4.4 $28M NEW 168k 166.36
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Guidewire Software (GWRE) 4.0 $25M 126k 201.01
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Klaviyo Com Ser A (KVYO) 3.7 $24M NEW 730k 32.47
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Credo Technology Group Holdi Ordinary Shares (CRDO) 3.4 $22M +73% 150k 143.89
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Ambarella SHS (AMBA) 3.3 $21M NEW 301k 70.84
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Flex Ord (FLEX) 3.0 $19M -63% 313k 60.42
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InterDigital (IDCC) 2.7 $17M -70% 54k 318.38
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Legence Corp Cl A (LGN) 2.3 $14M NEW 335k 43.04
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Axon Enterprise (AXON) 1.8 $12M NEW 21k 567.93
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Hinge Health Cl A (HNGE) 1.7 $11M NEW 233k 46.45
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Docusign (DOCU) 1.7 $11M -44% 157k 68.40
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Ccc Intelligent Solutions Holdings (CCC) 1.3 $8.6M 1.1M 7.95
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Qualcomm (QCOM) 1.2 $7.9M NEW 46k 171.05
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Micron Technology (MU) 0.9 $5.8M NEW 20k 285.41
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Palantir Technologies Cl A (PLTR) 0.8 $5.1M -49% 29k 177.75
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Wix SHS (WIX) 0.8 $4.9M -85% 47k 103.89
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Past Filings by Shannon River Fund Management

SEC 13F filings are viewable for Shannon River Fund Management going back to 2010

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