CAPSTONE INVESTMENT ADVISORS, LLC
13F filer · CIK 1426196 · New York, NY
Summary
CAPSTONE INVESTMENT ADVISORS, LLC reported $54.04B across 1,641 positions in its 13F for 2026 Q2, filed Aug 17, 2026. The largest holdings are MSFT (3.0%), NVDA (2.5%), WDC 3 11.15.28 (2.5%). Versus 2026 Q1, leaving options aside, it opened 352 new positions, added to 276, trimmed 272 and sold out of 266.
Reported value$54.04B
Positions1,641incl. options
Report period2026 Q2
FiledAug 17, 2026
New positions352
Added276
Trimmed272
Sold out266
Top 25 holdings
By reported value, options listed separately · change vs 2026 Q1
Weight 3.0%Value $1.61BPrice $508.96Shares 4.30M +55.13%Since Jun 30 +36.44%
Weight 2.5%Value $1.37BPrice $227.21Shares 6.87M +71.09%Since Jun 30 +13.55%
Weight 2.5%Value $1.36BPrincipal $80.50M
Weight 2.2%Value $1.17BPrice $767.52Shares 1.56M +0.27%Since Jun 30 +2.49%
Weight 1.4%Value $736.35MPrice $246.67Shares 3.09M -46.45%Since Jun 30 +3.50%
Weight 1.1%Value $589.23MPrice $702.46Shares 858K +0.30%Since Jun 30 +2.28%
Weight 1.0%Value $556.45MPrice $352.84Shares 1.32M -9.02%Since Jun 30 -16.11%
Weight 0.6%Value $335.08MPrice $738.79Shares 595K +75.44%Since Jun 30 +31.16%
Weight 0.6%Value $314.40MPrice $737.93Shares 427K +1255.90%Since Jun 30 +0.21%
Weight 0.5%Value $270.46MPrice $329.40Shares 935K -5.24%Since Jun 30 +13.84%
Weight 0.5%Value $265.90MPrice $1065Shares 230K +331.45%Since Jun 30 -7.73%
ECHOSTAR CORPNo ticker matchAdd
Weight 0.4%Value $204.96MPrincipal $65.59M +25.20%
Weight 0.4%Value $193.83MPrice $10.36Shares 14.60MSince Jun 30 -21.99%
Weight 0.3%Value $178.39MPrice $137.79Shares 1.22M +37.67%Since Jun 30 -5.98%
Weight 0.3%Value $169.34MPrice $355.10Shares 448K +18.63%Since Jun 30 -6.00%
Weight 0.3%Value $138.82MPrice $149.24Shares 813KSince Jun 30 -12.65%
INTERDIGITAL INCNo ticker matchAdd
Weight 0.2%Value $127.72MPrincipal $34.89M +1.03%
BRIDGEBIO PHARMA INCNo ticker matchAdd
Weight 0.2%Value $124.49MPrincipal $69.87M +28.51%
Weight 0.2%Value $112.87MPrice $154.67Shares 1.30M +1948.08%Since Jun 30 +77.92%
Weight 0.2%Value $107.93MPrice $186.97Shares 925K +188.37%Since Jun 30 +60.26%
Weight 0.2%Value $98.76MPrice $502.35Shares 197K +628.07%Since Jun 30 +0.39%
Weight 0.2%Value $96.08MPrice $337.32Shares 272K -67.57%Since Jun 30 -4.53%
Weight 0.2%Value $90.78MPrice $30.85Shares 3.40M -66.63%Since Jun 30 +15.72%
Weight 0.2%Value $86.22MPrincipal $67.00M -26.58%
CHEFS WHSE INCNo ticker matchTrim
Weight 0.1%Value $79.76MPrincipal $35.64M -13.95%
| Stock | Weight | Value | Since Jun 30 | Shares change | Action |
|---|---|---|---|---|---|
| 3.0% | $1.61B | +36.44% | +55.13% | Add | |
| 2.5% | $1.37B | +13.55% | +71.09% | Add | |
| 2.5% | $1.36B | — | — | Hold | |
| 2.2% | $1.17B | +2.49% | +0.27% | Add | |
| 1.4% | $736.35M | +3.50% | -46.45% | Trim | |
| 1.1% | $589.23M | +2.28% | +0.30% | Add | |
| 1.0% | $556.45M | -16.11% | -9.02% | Trim | |
| 0.6% | $335.08M | +31.16% | +75.44% | Add | |
| 0.6% | $314.40M | +0.21% | +1255.90% | Add | |
| 0.5% | $270.46M | +13.84% | -5.24% | Trim | |
| 0.5% | $265.90M | -7.73% | +331.45% | Add | |
| ECHOSTAR CORPNo ticker match | 0.4% | $204.96M | — | +25.20% | Add |
| 0.4% | $193.83M | -21.99% | — | New | |
| 0.3% | $178.39M | -5.98% | +37.67% | Add | |
| 0.3% | $169.34M | -6.00% | +18.63% | Add | |
| 0.3% | $138.82M | -12.65% | — | New | |
| INTERDIGITAL INCNo ticker match | 0.2% | $127.72M | — | +1.03% | Add |
| BRIDGEBIO PHARMA INCNo ticker match | 0.2% | $124.49M | — | +28.51% | Add |
| 0.2% | $112.87M | +77.92% | +1948.08% | Add | |
| 0.2% | $107.93M | +60.26% | +188.37% | Add | |
 BRK.BBERKSHIRE HATHAWAY INC DEL | 0.2% | $98.76M | +0.39% | +628.07% | Add |
| 0.2% | $96.08M | -4.53% | -67.57% | Trim | |
| 0.2% | $90.78M | +15.72% | -66.63% | Trim | |
| 0.2% | $86.22M | — | -26.58% | Trim | |
| CHEFS WHSE INCNo ticker match | 0.1% | $79.76M | — | -13.95% | Trim |
Weight is the share of the reported 13F value, including options at notional value. “Since Jun 30” compares the latest close with the quarter-end price implied by the filing (value ÷ shares).
Largest buys in 2026 Q2
Largest sells in 2026 Q2
LUMENTUM HLDGS INCNo ticker match≈ $752.70MSold
Options
Notional value, listed apart from stocks · top 10 of 699
Source: SEC Form 13F, values as reported by the filer. Filings lag up to 45 days after quarter end and cover only certain long positions. Research only, not investment advice.