Polymer Capital Management (HK) LTD
SEC Form 13F institutional filer · CIK 0001970465
13F-HR · 66 reported holdings · 2026-03-31
Reported long-US-equity value
$0.37B
Top-10 concentration
61.9%
Polymer Capital Management (HK) LTD — $371M AUM allocation strategy
Polymer Capital Management (HK) LTD files SEC Form 13F and reports $371M of long US equity value across 66 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 47.9%, followed by Health Care 12.1% and Consumer Discretionary 6.6%.
The top 10 holdings account for 62% 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.
Polymer Capital Management (HK) LTD — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$371M
total across 66 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
62% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$NVDA +181K sh · +$28.6M+$XLE +138K sh · +$9.72M+$GLW +63.5K sh · +$9.08M
Biggest trims (shares)
−$GOOGL −46K sh · −$15.6M−$WDC −40.7K sh · −$5.03M−$COHR −34.6K sh · −$4.76M
Exited to nil (held last quarter, gone now)
$IVZ ($12.9M last qtr)$RL ($4.33M last qtr)$FCX ($3.58M last qtr)$TJX ($3M last qtr)$MAR ($2.79M 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)
- Semiconductors26.1%—
- Pharmaceuticals12.1%—
- Technology Hardware, Storage & Peripherals12.1%—
- Electronic Components4.6%—
- Interactive Media & Services3.5%—
- Systems Software3.2%—
- Broadline Retail2.7%—
- Apparel, Accessories & Luxury Goods2.6%—
- Other holdings33.1%—
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
9 of 9 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 421K | $73.4M | +181K | 19.8% |
| $LLY | Eli Lilly and Company | 43.4K | $40M | -2.38K | 10.8% |
| $SNDK | Sandisk Corporation | 62K | $39.4M | -4.01K | 10.6% |
| $GOOGL | Alphabet Inc | 44.9K | $12.9M | -46K | 3.5% |
| $PANW | Palo Alto Networks Inc | 72.9K | $11.7M | — | 3.2% |
| $AMZN | Amazon.com Inc | 47.6K | $9.91M | +45.4K | 2.7% |
| $GLW | Corning Incorporated | 72.8K | $9.89M | +63.5K | 2.7% |
| $TPR | Tapestry Inc | 69.1K | $9.75M | +11.6K | 2.6% |
| $MU | Micron Technology Inc | 28.3K | $9.55M | — | 2.6% |
…and 57 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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