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SRFM

Shannon River Fund Management Portfolio holdings

AUM $1.12B
1-Year Est. Return 150.26%
This Fund
S&P 500
This Quarter Est. Return
+70.47%
1 Year Est. Return
+150.26%
3 Year Est. Return
+553.98%
5 Year Est. Return
+735.5%
10 Year Est. Return
+5,351.96%
AUM
$1.12B
AUM Growth
+$596M
Cap. Flow
+$335M
Cap. Flow %
29.93%
Top 10 Hldgs %
49.63%
Holding
50
New
22
Increased
12
Reduced
3
Closed
13

Top Buys

Rank Stock Value
1
AMD icon
Advanced Micro Devices
AMD
+$43.4M
2
CIEN icon
Ciena
CIEN
+$41.5M
3
IDCC icon
InterDigital
IDCC
+$38.7M
4
TWLO icon
Twilio
TWLO
+$35.7M
5
UTI icon
Universal Technical Institute
UTI
+$34.2M

Top Sells

Rank Stock Value
1
MRVL icon
Marvell Technology
MRVL
+$55.8M
2
TSEM icon
Tower Semiconductor
TSEM
+$29.1M
3
AXON
Axon Enterprise
AXON
+$20.1M
4
TOST icon
Toast
TOST
+$19.4M
5
LGN
Legence Corp
LGN
+$19.1M

Sector Composition

Rank Sector Weight
1 Technology 72.33%
2 Communication Services 9.19%
3 Industrials 5.24%
4 Consumer Discretionary 4.26%
5 Healthcare 4.16%

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Shannon River Fund Management's Q2 2026 Portfolio in Review

As of Q2 2026, Shannon River Fund Management held 50 positions worth $1.12B, up 114% from $524M the previous quarter. Its ten largest holdings account for 50% of the portfolio.

Shannon River Fund Management deployed $335M of net new capital in Q2 2026, opening 22 new positions and adding to 12 existing holdings. Its largest new stake was Advanced Micro Devices: 105,751 shares worth $61.4M.

By sector, the portfolio is most concentrated in Technology at 72% of assets, up from 67% a quarter earlier, followed by Communication Services and Industrials.

On the sell side, the largest reduction was Tower Semiconductor, an estimated $29.1M trimmed.

  • Shannon River Fund Management's largest Q2 2026 buy was Advanced Micro Devices: 105,751 shares worth $61.4M.
  • Shannon River Fund Management added most to InterDigital in Q2 2026, an estimated $38.7M increase.
  • Shannon River Fund Management's biggest Q2 2026 reduction was Tower Semiconductor, cutting an estimated $29.1M.
  • Shannon River Fund Management fully exited Marvell Technology in Q2 2026, selling an estimated $55.8M.
  • Shannon River Fund Management's ten largest holdings make up 50% of its $1.12B portfolio in Q2 2026.
  • Shannon River Fund Management opened 22 new positions and closed 13 in Q2 2026.
  • Shannon River Fund Management's portfolio value rose 114% quarter-over-quarter to $1.12B.

Based on Shannon River Fund Management's 13F filing for Q2 2026, filed 13 Aug 2026.