Clearline Capital LP
SEC Form 13F institutional filer · CIK 0001600136
13F-HR · 23 reported holdings · 2026-03-31
Reported long-US-equity value
$0.34B
Top-10 concentration
82.5%
Clearline Capital LP — $344M AUM allocation strategy
Clearline Capital LP files SEC Form 13F and reports $344M of long US equity value across 23 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 57.6%, followed by Utilities 12.6% and Communication Services 11.8%.
The top 10 holdings account for 82% of reported value — a conviction-weighted book concentrated in its best ideas. The sector and industry splits below are of the same reported value. Track quarter-over-quarter adds, trims, new positions and exits below — sourced from SEC 13F filings, public domain.
Clearline Capital LP — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$344M
total across 23 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
82% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$NVDA +100K sh · +$15.1M+$COO +93.4K sh · +$6.25M+$VST +43.5K sh · +$3.86M
Biggest trims (shares)
−$ECHO −538K sh · −$55.6M−$IP −214K sh · −$8.76M−$CNC −132K sh · −$6.18M
Exited to nil (held last quarter, gone now)
$MSFT ($36.8M last qtr)$SNDK ($16.8M last qtr)$CMCSA ($8.6M last qtr)$CSGP ($7.94M last qtr)$MRVL ($7.71M last qtr)
Sector allocation (share of reported value)
each slice is a share of the reported long-US-equity value — smaller sectors and the rest of the book roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Industry allocation (share of reported value)
- Semiconductors38.7%—
- Electric Utilities12.6%—
- Wireless Telecommunication Services11.8%—
- Internet Services & Infrastructure8.0%—
- Application Software7.0%—
- Broadline Retail5.8%—
- Health Care Supplies2.7%—
- Health Care Distributors2.5%—
- Other holdings11.1%—
the finer GICS cut of the same book — same denominator — smaller industries roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Top S&P 500 holdings
10 of 10 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 300K | $52.3M | +100K | 15.2% |
| $VST | Vistra Corp | 287K | $43.1M | +43.5K | 12.5% |
| $ECHO | EchoStar Corporation | 346K | $40.5M | -538K | 11.8% |
| $MU | Micron Technology Inc | 117K | $39.6M | -51.6K | 11.5% |
| $AMD | Advanced Micro Devices Inc | 152K | $30.8M | +18.1K | 9.0% |
| $AKAM | Akamai Technologies Inc | 238K | $27.3M | — | 7.9% |
| $AMZN | Amazon.com Inc | 95.7K | $19.9M | -76.7K | 5.8% |
| $AVGO | Broadcom Inc | 33.8K | $10.5M | — | 3.0% |
| $ORCL | Oracle Corporation | 68.8K | $10.1M | — | 2.9% |
| $COO | The Cooper Companies Inc | 134K | $9.58M | +93.4K | 2.8% |
…and 13 more holdings in the full 13F filing (top positions only shown).
SEC Form 13F data sets · public domain · 45-day filing lag · >$100M AUM managers · as reported
← All 13F filers·← QuantOrb.pro
How to read Δ QoQ — the five insight categories, and the caveats
The categories. Analysts, quants and retail traders look past total portfolio value to isolate actionable signals. Five categories matter.
Conviction & concentration shifts
New positions vs complete exits — a brand-new stock signals high conviction; a full liquidation suggests a broken thesis or tax-loss harvesting. Aggressive sizing — look at share count, not dollars: a 20% share increase during a drawdown is strong dip-buying. Concentration — a narrowing top-5/10 means conviction; spreading capital across more names means hedging.
Sector & macro allocation rotations
Aggregating Δ QoQ moves across sectors shows where smart money is leaning in or sneaking out — rotating out of growth into defensives or energy, for example. The fund's total long equity exposure quarter-over-quarter is a proxy for overall institutional risk appetite.
Crowding & smart-money consensus
When several managers initiate or expand the same stock in the same quarter, that is institutional consensus. Contrarian reads: top pickers buying hard into a beaten-down name the market is selling.
Derivative & option overlays
Reported call/put changes indicate whether managers are adding downside hedges or leveraging upside exposure. Note: a long increase may be half of a market-neutral pair trade.
Who reads this
| Retail "cloners" | High-conviction ideas to replicate ~45 days after quarter-end. |
| Corporate IR | Which funds bought or dumped the stock, before the next call. |
| Quant / algo traders | Cross-sectional factor inputs: flow, momentum, ownership. |
Four caveats before you trade on it
- 45-day lag — holdings are quarter-end; positions may already be closed.
- Long-only — 13Fs miss shorts, pair trades and cash.
- No non-US / fixed income — the picture is US equities plus options.
- Corporate actions — splits and spinoffs distort raw share deltas.
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