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Institutional Cluster ·Filed Oct 23, 2026

LDOS

Leidos Holdings, Inc.
MIXED
Impact 3/10
Horizonweeks Processed3d 13h ago
Institutional cluster: 3 buyers, 1 sellers (bullish)
Actionable Insight ◆ Mixed

The cluster is dominated by one large seller (Robeco) offsetting three small buyers. Monitor whether Robeco continues reducing in Q4; if selling persists, it could signal a broader institutional de-rating. The small buyers' conviction is notable but too small in dollar terms to move the stock.

DirectionMixed
Confidencemedium
Horizonweeks
Latest settled — T+1d
LDOS ▲ +2.78% at T+1d
NEUTRAL call +2.78% · α vs SPY +2.07% · entry $136.08 → $139.86
Next anchor: T+5d in 3d
Entry = T+0 close
Oct 23, 2026
via day close
T+1d
+2.78%
call +2.78% · α +2.07%
$139.86
settled 21h ago
T+5d
Pending
in 3d
T+20d
Pending
in 24d
T+60d
Pending
in 3mo

Executive Summary

Three small asset managers added LDOS positions in Q3, while Robeco Institutional Asset Management trimmed a large stake. The net dollar flow is negative ($20.3M outflow) due to Robeco's sizable reduction, but the buyer count (3) exceeds sellers (1). The cluster is mixed: small active managers accumulating vs. a large institutional seller trimming.

Key Financial Metrics

Direction
mixed
Buy Value
$9.9M
Sell Value
$43.6M
Net Flow
-$20.3M

Institutional Positions

Net institutional flow: -$20.3M

▲ Buyers (3)

InstitutionActionChangePosition ValueValue Δ
Wealth Enhancement Advisory ServicesADD+64.7%$8.0M$3.5M
Mather GroupDOUBLED+372.9%$345.0K$283.0K
Hb Wealth ManagementADD+68.2%$1.6M$808.0K

▼ Sellers (1)

InstitutionActionChangePrev ValueValue Δ
Robeco Institutional Asset Management B.v.TRIM-63.8%$43.6M-$24.9M

Key Facts

  • 3 buyers added $4.6M in LDOS; 1 seller reduced by $24.9M
  • Wealth Enhancement Advisory Services added 27K shares (+64.7%), value now $8.0M
  • Mather Group nearly quadrupled its tiny position (+372.9%) to $345K
  • Hb Wealth Management added 5.4K shares (+68.2%), value now $1.6M
  • Robeco Institutional Asset Management trimmed 270.2K shares (-63.8%), value now $18.6M
  • Net institutional dollar flow: -$20.3M (sellers dominated by value)

Financial Impact

Three small asset managers accumulated $4.6M in LDOS, while one large institutional seller reduced by $24.9M, resulting in a net outflow of $20.3M.

institutional ownershipfloat

Risk Factors

  • 13F data is 45+ days stale; positions may have already been unwound
  • Robeco's large trim could indicate a fundamental concern not yet public
  • Small buyers' aggregate $4.6M is negligible relative to LDOS's ~$17B market cap

Investment Themes

Documents Analyzed

This report is based on 1 institutional 13F filing from SEC EDGAR.

DocumentAccession Number
INST-CLUSTER Data (Synthetic)inst-cluster-LDOS-2026-Q3
34 reports for LDOS
Performance horizon
67% Hit rate @ T+20 4 of 6 directional calls Went positive at some point 5 of 7 best @ T+20▲ +14.31%Sep 25, 2026
Filters
Rows
Reports for LDOS — sortable, filterable
TypeNow
Oct 23, 2026
3d ago
Institutional Cluster
MIXED ★ 3/10
$136.08awaiting T+20——
Oct 14, 2026
13d ago
Press Release
NEUTRAL ★ 3/10
$120.59awaiting T+20——
Oct 13, 2026
14d ago
GOVT-CONTRACT
NEUTRAL ★ 3/10
$120.59awaiting T+20——
Oct 6, 2026
20d ago
Press Release
NEUTRAL ★ 1/10
$116.69awaiting T+20——
Oct 5, 2026
21d ago
8-K
NEUTRAL ★ 5/10
$119.45awaiting T+20——
Oct 1, 2026
25d ago
8-K
NEUTRAL ★ 2/10
$121.97awaiting T+20——
Sep 29, 2026
27d ago
Press Release
NEUTRAL ★ 3/10
$123.10awaiting T+20——
Sep 29, 2026
28d ago
GOVT-CONTRACT
NEUTRAL ★ 4/10
$121.83awaiting T+20——
Sep 29, 2026
28d ago
GOVT-CONTRACT
BULLISH ★ 6/10
$121.83awaiting T+20——
Sep 25, 2026
4w ago
GOVT-CONTRACT
BULLISH ★ 5/10
$122.35 $139.86▲ +14.31%▲ +14.34%—
Showing 10 of 34

US Market Status

Market Closed — Opens in 4h 56m

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Report published Oct 23, 2026