Starboard Value LP 13F: Quarter-over-Quarter Portfolio Changes
Starboard Value LP reported a disclosed portfolio value of approximately $4.5 billion in its latest SEC Form 13F-HR filing for Q2 2026, down 1.0% quarter on quarter. Over the quarter, the fund initiated 2 new positions, bought more shares in 2 holdings, trimmed 11 holdings, and exited 4 positions.
Starboard Value LP's top buy was a new stake in Dynatrace INC (DT) , equal to 8.6% of the disclosed portfolio. Its top sell was Gen Digital INC (GEN) . The fund exited the position completely after it had accounted for 3.2% of the previous portfolio.
New PositionsQ2 2026
Securities disclosed for the first time in Q2 2026 that were not present in the prior 13F-HR filing.
| Company | Ticker | Initial Portfolio Weight | History |
|---|---|---|---|
| DYNATRACE INC | DT | 8.6% | History → |
| FLOWSERVE CORP | FLS | 2.4% | Holders → |
Top BuysQ2 2026
The fund's top buys among existing positions in Q2 2026. Ranked by portfolio-weight impact, with the percentage of additional shares shown separately.
| Company | Ticker | Portfolio Weight Change | More Shares | History |
|---|---|---|---|---|
| ISHARES TR | IJH | +6.5% | +52.3% | History → |
| BILL HOLDINGS INC | BILL | +-0.3% | +0.0% | History → |
Top SellsQ2 2026
Showing the top 10 sells among 11 existing positions where the fund sold shares in Q2 2026. Ranked by portfolio-weight impact. Full exits are listed separately.
| Company | Ticker | Portfolio Weight Change | Shares Sold | History |
|---|---|---|---|---|
| HEALTHCARE RLTY TR | HR | -1.7% | 71.6% | Holders → |
| NEWS CORP NEW | NWSA | -1.9% | 63.6% | Holders → |
| TRIPADVISOR INC | TRIP | -1.0% | 52.7% | Holders → |
| CARMAX INC | KMX | -1.9% | 48.3% | Holders → |
| BLOOMIN BRANDS INC | BLMN | -0.1% | 47.6% | Holders → |
| FLUOR CORP | FLR | -1.1% | 45.0% | Holders → |
| RIOT PLATFORMS INC | RIOT | 1.9% | 34.9% | History → |
| MATCH GROUP INC NEW | MTCH | -1.1% | 31.8% | History → |
| QORVO INC | QRVO | -1.2% | 25.3% | History → |
| LAMB WESTON HLDGS INC | LW | -0.2% | 6.2% | History → |
Full ExitsQ2 2026
Positions present in the prior 13F-HR filing that no longer appear in Q2 2026.
| Company | Ticker | Last-Reported Portfolio Weight |
|---|---|---|
| GEN DIGITAL INC | GEN | 3.2% |
| CLEARWATER ANALYTICS HOLDINGS INC | CWAN | 2.8% |
| BECTON DICKINSON & CO | BDX | 2.2% |
| ROGERS CORP | ROG | 1.4% |
Net Portfolio Value ChangeQ2 2026
- $4.6BPrior quarter
- $4.5BCurrent quarter
- $-0.0BNet delta
- -1.0%% change
Methodology & FAQ
How Starboard Value LP Quarterly Changes Are Computed
All deltas are sourced from sequential SEC Form 13F-HR filings for Starboard Value LP: each row joins the most recent filing against the immediately preceding quarterly filing for the same fund. Share-count changes reflect reported trading activity, while portfolio weights can also move because of market price changes. Portfolio weights are normalized to exclude listed options for comparability. A complete description, including how confidential treatment filings are handled, is documented in the Methodology.
What stocks did Starboard Value LP buy in Q2 2026?
In Q2 2026, Starboard Value LP initiated 2 new positions (DYNATRACE INC (DT), FLOWSERVE CORP (FLS)); bought more shares of ISHARES TR (IJH), BILL HOLDINGS INC (BILL).
What stocks did Starboard Value LP sell in Q2 2026?
In Q2 2026, Starboard Value LP fully sold 4 positions (GEN DIGITAL INC (GEN), CLEARWATER ANALYTICS HOLDINGS INC (CWAN), BECTON DICKINSON & CO (BDX), ROGERS CORP (ROG)); reduced holdings in HEALTHCARE RLTY TR (HR), NEWS CORP NEW (NWSA), TRIPADVISOR INC (TRIP), CARMAX INC (KMX), BLOOMIN BRANDS INC (BLMN) (the largest 5 of 11 reductions).
Which positions did Starboard Value LP initiate in Q2 2026?
Starboard Value LP established 2 new positions in Q2 2026: DYNATRACE INC (DT, 8.6%), FLOWSERVE CORP (FLS, 2.4%).
Which existing positions saw the largest allocation increases for Starboard Value LP in Q2 2026?
Of 2 existing positions with share-count increases in Q2 2026, the largest were: ISHARES TR (IJH, +6.5% weight, +52.3% shares), BILL HOLDINGS INC (BILL, +-0.3% weight, +0.0% shares).
Which positions did Starboard Value LP fully exit in Q2 2026?
Starboard Value LP fully exited 4 positions in Q2 2026: GEN DIGITAL INC (GEN, last-reported weight 3.2%), CLEARWATER ANALYTICS HOLDINGS INC (CWAN, last-reported weight 2.8%), BECTON DICKINSON & CO (BDX, last-reported weight 2.2%), ROGERS CORP (ROG, last-reported weight 1.4%).
Which existing positions saw the largest allocation reductions for Starboard Value LP in Q2 2026?
Of 11 existing positions with share-count reductions in Q2 2026, the largest were: HEALTHCARE RLTY TR (HR, -1.7% weight, -71.6% shares), NEWS CORP NEW (NWSA, -1.9% weight, -63.6% shares), TRIPADVISOR INC (TRIP, -1.0% weight, -52.7% shares), CARMAX INC (KMX, -1.9% weight, -48.3% shares), BLOOMIN BRANDS INC (BLMN, -0.1% weight, -47.6% shares), FLUOR CORP (FLR, -1.1% weight, -45.0% shares), RIOT PLATFORMS INC (RIOT, 1.9% weight, -34.9% shares), MATCH GROUP INC NEW (MTCH, -1.1% weight, -31.8% shares), QORVO INC (QRVO, -1.2% weight, -25.3% shares), LAMB WESTON HLDGS INC (LW, -0.2% weight, -6.2% shares).
Do quarter-over-quarter 13F allocation changes constitute explicit trading signals?
No. Quarter-over-quarter changes reflect a combination of active trading and market price movement. A weight increase can result from price appreciation alone, without the manager adding shares. Share-count delta is the cleaner indicator of explicit trading activity. All deltas on this page are sourced from sequential SEC Form 13F-HR filings.