Analog Century Management LP
SEC Form 13F institutional filer · CIK 0001753384
13F-HR · 12 reported holdings · 2026-03-31
SEC-registered institutional investment manager.
Reported long-US-equity value
$1.12B
Top-10 concentration
94.8%
Analog Century Management LP — $1.12B AUM allocation strategy
Analog Century Management LP files SEC Form 13F and reports $1.12B of long US equity value across 12 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 100.0%.
The top 10 holdings account for 95% 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.
Analog Century Management LP — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$1.12B
total across 12 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
95% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$HPE +918K sh · +$21.3M+$AVGO +93.2K sh · +$19.3M+$APH +52.9K sh · +$284K
Biggest trims (shares)
−$AMAT −5.74M sh · −$28.4M−$MU −216K sh · −$54M−$CIEN −181K sh · −$4.23M
Exited to nil (held last quarter, gone now)
$KLAC ($87.1M last qtr)$TEL ($67M last qtr)$MPWR ($64.1M last qtr)$ON ($58.8M last qtr)
Sector allocation (share of reported value)
- $XLKInformation Technology100.0%—
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)
- Semiconductors29.1%—
- Communications Equipment27.0%—
- Semiconductor Materials & Equipment16.0%—
- Technology Hardware, Storage & Peripherals9.6%—
- Internet Services & Infrastructure9.5%—
- Electronic Components8.8%—
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 |
|---|---|---|---|---|---|
| $AMAT | Applied Materials Inc | 10.8M | $180M | -5.74M | 16.0% |
| $NVDA | NVIDIA Corporation | 750K | $131M | +17.2K | 11.7% |
| $LITE | Lumentum Holdings Inc | 158K | $111M | -176K | 9.9% |
| $AVGO | Broadcom Inc | 354K | $110M | +93.2K | 9.8% |
| $AKAM | Akamai Technologies Inc | 927K | $106M | — | 9.5% |
| $APH | Amphenol Corporation | 781K | $98.7M | +52.9K | 8.8% |
| $MSI | Motorola Solutions Inc | 222K | $96.4M | +36.6K | 8.6% |
| $CIEN | Ciena Corporation | 247K | $96.1M | -181K | 8.6% |
| $HPE | Hewlett Packard Enterprise Company | 3.64M | $86.6M | +918K | 7.7% |
| $MU | Micron Technology Inc | 144K | $48.7M | -216K | 4.3% |
…and 2 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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