Aristotle Capital Boston, LLC
SEC Form 13F institutional filer · CIK 0001633911
13F-HR · 12 reported holdings · 2026-03-31
Reported long-US-equity value
$0.07B
Top-10 concentration
98.2%
Aristotle Capital Boston, LLC — $73.9M AUM allocation strategy
Aristotle Capital Boston, LLC files SEC Form 13F and reports $73.9M of long US equity value across 12 reported holdings for 2026-03-31.
Its largest sector bet is Communication Services 29.4%, followed by Health Care 22.8% and Information Technology 8.4%.
The top 10 holdings account for 98% 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.
Aristotle Capital Boston, LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$73.9M
total across 12 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
98% of value
higher = narrower conviction; lower = spread / hedging
Biggest trims (shares)
−$CIEN −35.3K sh · −$8.1M−$IWM −33.8K sh · −$6.84M−$TKO −16K sh · −$4.1M
Added from nil (new positions)
None this quarter
Exited to nil (held last quarter, gone now)
None this quarter
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)
- Movies & Entertainment29.4%—
- Life Sciences Tools & Services22.8%—
- Electronic Equipment & Instruments6.2%—
- Industrial Machinery & Supplies & Components4.1%—
- Construction & Engineering3.7%—
- Health Care REITs3.2%—
- Multi-Utilities2.9%—
- IT Consulting & Other Services1.5%—
- Other holdings26.2%—
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
8 of 8 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $TKO | TKO Group Holdings Inc | 107K | $21.7M | -16K | 29.4% |
| $CRL | Charles River Laboratories International Inc | 97.4K | $16.8M | +11.2K | 22.8% |
| $TDY | Teledyne Technologies Incorporated | 7.57K | $4.62M | -43 | 6.2% |
| $IEX | IDEX Corporation | 15.7K | $3M | -332 | 4.1% |
| $J | Jacobs Solutions Inc | 21.4K | $2.74M | -458 | 3.7% |
| $DOC | Healthpeak Properties Inc | 144K | $2.37M | -418 | 3.2% |
| $PNW | Pinnacle West Capital Corporation | 21.4K | $2.15M | +26 | 2.9% |
| $IT | Gartner Inc | 7.18K | $1.14M | -118 | 1.5% |
…and 4 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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