JAG CAPITAL MANAGEMENT, LLC
SEC Form 13F institutional filer · CIK 0001080374
13F-HR · 96 reported holdings · 2026-03-31
JAG CAPITAL MANAGEMENT, LLC is an investment advisor.
Reported long-US-equity value
$0.79B
Top-10 concentration
56.4%
JAG CAPITAL MANAGEMENT, LLC — $793M AUM allocation strategy
JAG CAPITAL MANAGEMENT, LLC files SEC Form 13F and reports $793M of long US equity value across 96 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 37.0%, followed by Communication Services 12.8% and Consumer Discretionary 10.0%.
The top 10 holdings account for 56% 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.
JAG CAPITAL MANAGEMENT, LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$793M
total across 96 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
56% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$AMAT +46.9K sh · +$17.9M+$MSFT +37.5K sh · +$639K+$AMZN +32.9K sh · +$2.83M
Biggest trims (shares)
−$PLTR −82.2K sh · −$14.7M−$MU −46.1K sh · −$11.6M−$AMD −45.9K sh · −$10.3M
Exited to nil (held last quarter, gone now)
$TTWO ($26M last qtr)$UBER ($12.9M last qtr)$FICO ($12.6M last qtr)$NFLX ($9.38M last qtr)$BSX ($7.53M 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)
- Semiconductors14.5%—
- Interactive Media & Services10.9%—
- Technology Hardware, Storage & Peripherals9.0%—
- Systems Software7.2%—
- Broadline Retail5.6%—
- Electrical Components & Equipment5.0%—
- Automobile Manufacturers4.4%—
- Communications Equipment3.3%—
- Other holdings40.1%—
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 |
|---|---|---|---|---|---|
| $AAPL | Apple Inc | 282K | $71.5M | +11.9K | 9.0% |
| $NVDA | NVIDIA Corporation | 401K | $69.9M | +18.6K | 8.8% |
| $MSFT | Microsoft Corporation | 154K | $57.1M | +37.5K | 7.2% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 176K | $50.5M | +8.99K | 6.4% |
| $AMZN | Amazon.com Inc | 212K | $44.1M | +32.9K | 5.6% |
| $META | Meta Platforms Inc | 62.3K | $35.6M | +15.6K | 4.5% |
| $TSLA | Tesla Inc | 93.6K | $34.8M | +5.97K | 4.4% |
| $AVGO | Broadcom Inc | 109K | $33.7M | -23.8K | 4.2% |
| $CSCO | Cisco Systems Inc | 336K | $26.1M | +21.9K | 3.3% |
| $COST | Costco Wholesale Corporation | 24.3K | $24.2M | +7.92K | 3.1% |
…and 86 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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