Starboard Value LP
Starboard Value LP reported 21 US-listed holdings worth $4.52 billion in its 13F for the quarter ended 30 June 2026, filed 14 August 2026. Its largest: iShares Core S&P Mid-Cap ETF (15.1%), Qorvo, Inc. (11.6%) and Kenvue Inc. (11.5%). Against the quarter before, it opened 2 positions, added to 1, trimmed 11 and sold out of 4.
The 14 largest of its 21 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q1 2026.
What the fund reported holding at each quarter's end; hover a bar for the number of positions
What it did on the quarter
Its positions against its 13F for the quarter to 31 March 2026; a change under 0.1% of a position counts as held
Opened 2
- Dynatrace, Inc. DT$389.3 million
- Flowserve Corp. FLS$106.9 million
Added to 1
- iShares Core S&P Mid-Cap ETF IJH+3.0 million shares · +52%
Trimmed 11
- Qorvo, Inc. QRVO-1.9 million shares · -25%
- Carmax Inc. KMX-3.0 million shares · -48%
- Riot Platforms Inc. RIOT-5.4 million shares · -35%
- Match Group, Inc. MTCH-3.6 million shares · -32%
- Healthcare Realty Trust Inc. HR-4.9 million shares · -72%
- News Corp. NWSA-3.6 million shares · -64%
- TripAdvisor, Inc. TRIP-5.7 million shares · -53%
- Fluor Corp. FLR-1.3 million shares · -45%
and 3 more in the table below
Sold out of 4
- Gen Digital Inc. GEN$147.0 million last quarter
- Clearwater Analytics Hldgs I CWAN$129.1 million last quarter
- Becton Dickinson & Co. BDX$100.1 million last quarter
- Rogers Corp. ROG$62.7 million last quarter
What it holds
| Company | Shares | Value | Of its book | Change in shares |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF IJH | 8,877,781 | $684.6 million | 15.14% | +3,047,125 |
| Qorvo, Inc. QRVO | 5,611,526 | $523.4 million | 11.57% | -1,899,345 |
| Kenvue Inc. KVUE | 27,307,632 | $521.8 million | 11.54% | no change |
| Dynatrace, Inc. DT | 8,866,692 | $389.3 million | 8.61% | new |
| Algonquin PWR Utils Corp. AQN | 57,189,420 | $335.1 million | 7.41% | no change |
| Match Group, Inc. MTCH | 7,775,125 | $295.8 million | 6.54% | -3,620,254 |
| Acacia Resh Corp. ACTG | 61,123,595 | $284.8 million | 6.30% | no change |
| Riot Platforms Inc. RIOT | 10,114,576 | $276.9 million | 6.12% | -5,430,000 |
| Bill Holdings, Inc. BILL | 7,025,748 | $254.1 million | 5.62% | +900 |
| Lamb Weston Holdings, Inc. LW | 5,733,982 | $247.6 million | 5.48% | -381,000 |
| Carmax Inc. KMX | 3,206,438 | $169.6 million | 3.75% | -2,994,924 |
| Flowserve Corp. FLS | 1,441,600 | $106.9 million | 2.36% | new |
| Fluor Corp. FLR | 1,586,327 | $83.1 million | 1.84% | -1,300,000 |
| Composecure Inc. GPGI | 5,027,028 | $79.7 million | 1.76% | no change |
| TripAdvisor, Inc. TRIP | 5,096,996 | $69.9 million | 1.55% | -5,678,000 |
| News Corp. NWS | 2,431,081 | $68.2 million | 1.51% | -158,000 |
| News Corp. NWSA | 2,040,100 | $50.7 million | 1.12% | -3,565,026 |
| Healthcare Realty Trust Inc. HR | 1,936,267 | $39.1 million | 0.86% | -4,885,000 |
| Bloomin Brands Inc. BLMN | 4,180,992 | $38.2 million | 0.85% | -3,800,000 |
| Bitcoin Infrastructure Acqui Usd Class BIXI | 300,000 | $3.0 million | 0.07% | no change |
| Bitcoin Infrastructure Acqui BIXIW | 149,999 | $47,460 | 0.00% | no change |
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Change is shares against its 13F for the quarter before; the 4 it sold out of are in the box above.Options it reported
| Company | Option | Shares under the options | Value of those shares |
|---|---|---|---|
| Riot Platforms Inc. RIOT | Puts | 2,423,400 | $1.9 million |
1 option lines. A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost; they are not counted in the holdings above.