GLYNN CAPITAL MANAGEMENT LLC
SEC Form 13F institutional filer · CIK 0000911270
13F-HR · 26 reported holdings · 2026-03-31
Reported long-US-equity value
$0.08B
Top-10 concentration
99.3%
GLYNN CAPITAL MANAGEMENT LLC — $77.8M AUM allocation strategy
GLYNN CAPITAL MANAGEMENT LLC files SEC Form 13F and reports $77.8M of long US equity value across 26 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 55.4%, followed by Industrials 23.0% and Communication Services 10.8%.
The top 10 holdings account for 99% 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.
GLYNN CAPITAL MANAGEMENT LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$77.8M
total across 26 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
99% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$APP +6.75K sh · −$1.16M+$NFLX +27 sh · +$3.01K+$META +22 sh · +$4.5K
Biggest trims (shares)
−$VRT −52K sh · −$2.11M−$DDOG −19.5K sh · −$3.81M−$ANET −5.76K sh · −$1.39M
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)
- Electrical Components & Equipment23.0%—
- Communications Equipment22.5%—
- Application Software21.0%—
- Systems Software11.5%—
- Investment Banking & Brokerage10.7%—
- Advertising10.6%—
- Semiconductors0.3%—
- Interactive Media & Services0.2%—
- Other holdings0.3%—
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 |
|---|---|---|---|---|---|
| $VRT | Vertiv Holdings LLC | 71.2K | $17.9M | -52K | 22.9% |
| $ANET | Arista Networks Inc | 76.8K | $9.43M | -5.76K | 12.1% |
| $CRWD | CrowdStrike Holdings Inc | 22.6K | $8.84M | -4.98K | 11.4% |
| $PLTR | Palantir Technologies Inc | 59.8K | $8.74M | — | 11.2% |
| $HOOD | Robinhood Markets Inc | 120K | $8.28M | — | 10.6% |
| $APP | Applovin Corporation | 20.7K | $8.23M | +6.75K | 10.6% |
| $LITE | Lumentum Holdings Inc | 11.4K | $8.03M | — | 10.3% |
| $DDOG | Datadog Inc | 64.2K | $7.58M | -19.5K | 9.7% |
| $NVDA | NVIDIA Corporation | 889 | $155K | -104 | 0.2% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 397 | $114K | -77 | 0.1% |
…and 16 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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