← Holdings

Starboard

Starboard Value LPData: SEC EDGAR 13F · Filed 2026-08-14 · 13F filings are quarterly snapshots disclosed up to 45 days late; current positions may differ — not a real-time trading signal.
Period
2026 Q2
Total value
$4.5B
AUM QoQ -1.1%
Positions
22 positions
Filing date
2026-08-14
Letters & ResearchFull archive (15) →
2026-10-202026 Active-Passive Investor Summit – Starboard Value LPThis piece says the aggregates sector has been oversold due to diesel inflation fears, but history shows it can pass on costs, making now a buying opportunity. The author (Starboard Value) is optimist…2026-10-20Knife River Corporation: An Underappreciated Aggregates Platform with Dual Paths to Margin Improvement and Strategic ValueStarboard believes KNF's current profit margin of around 15% can be improved to 22% through operational enhancements. They estimate that pricing initiatives could generate approximately $125 million i…2026-10-202026 Active-Passive Investor Summit – Skyworks Solutions, Inc.This report says Skyworks (SWKS) is undervalued after buying Qorvo, because the market misses its big profit potential. The author thinks its P/E is only about 7x based on long-term goals, much lower…2026-10-20Solstice Advanced Materials: An Undervalued Portfolio of High-Quality Specialty MaterialsIn an October 2026 presentation, Starboard Value argued that Solstice Advanced Materials, a specialty materials company, is significantly undervalued by the market. The company has seven businesses, a…2026-09-24Starboard Value LP Letter to KNF CEO and BoardThis is about activist investor Starboard Value giving Knife River an ultimatum: either boost profit margins from 15% to 22% by 2029, or sell the company. Starboard says management has failed badly—th…2026-05-28Starboard Value LP Letter to FLS BoardThis is an activist investor letter from Starboard Value to the board of Flowserve, a pump and valve maker. The key message: Flowserve has strong businesses benefiting from nuclear power and data cent…
Year
Quarter
2 new positions · 1 adds · 11 trims · biggest add IJH +52.26%
#CompanyPeriod priceTodayValueWeight %Shares (QoQ)Change %
1
Ishares Tr
IJH
$77.11
—
$685M
15.13%
8.88M
5.83M
+52.26%
+3.05M sh
2
Qorvo Inc
QRVO
$93.27
—
$523M
11.57%
5.61M
7.51M
-25.29%
-1.90M sh
3
Kenvue Inc
KVUE
$19.11
—
$522M
11.54%
27.31M
27.31M
—
4
Dynatrace Inc
DT
$43.91
—
$389M
8.61%
8.87M
New
5
Algonquin Power & Utilities
AQN
$5.86
—
$335M
7.41%
57.19M
57.19M
—
6
Match Group Inc New
MTCH
$38.05
—
$296M
6.54%
7.78M
11.40M
-31.77%
-3.62M sh
7
Acacia Resh Corp
ACTG
$4.66
—
$285M
6.3%
61.12M
61.12M
—
8
Riot Platforms Inc
RIOT
$27.38
—
$277M
6.12%
10.11M
15.54M
-34.93%
-5.43M sh
9
Bill Holdings Inc
BILL
$36.16
—
$254M
5.62%
7.03M
7.02M
—
10
Lamb Weston Hldgs Inc
LW
$43.18
—
$248M
5.47%
5.73M
6.11M
-6.23%
-381K sh
11
Carmax Inc
KMX
$52.89
—
$170M
3.75%
3.21M
6.20M
-48.29%
-2.99M sh
12
Flowserve Corp
FLS
$74.16
—
$107M
2.36%
1.44M
New
13
Fluor Corp
FLR
$52.39
—
$83M
1.84%
1.59M
2.89M
-45.04%
-1.30M sh
14
Gpgi Inc
GPGI
$15.85
—
$80M
1.76%
5.03M
5.03M
—
15
Tripadvisor Inc
TRIP
$13.71
—
$70M
1.54%
5.10M
10.77M
-52.7%
-5.68M sh
16
News Corp New
NWS
$28.06
—
$68M
1.51%
2.43M
2.59M
-6.1%
-158K sh
17
News Corp New
NWSA
$24.83
—
$51M
1.12%
2.04M
5.61M
-63.6%
-3.57M sh
18
Healthcare Rlty Tr
HR
$20.17
—
$39M
0.86%
1.94M
6.82M
-71.61%
-4.88M sh
19
Bloomin Brands Inc
BLMN
$9.14
—
$38M
0.84%
4.18M
7.98M
-47.61%
-3.80M sh
20
Bitcoin Infrastructure Acqui
$9.99
—
$3M
0.07%
300K
300K
—
21
Riot Platforms Inc
RIOTPut
$0.79
—
$2M
0.04%
2.42M
793K
+205.79%
+1.63M sh
22
Bitcoin Infrastructure Acqui
$0.32
—
$0M
0%
150K
150K
—