Cross-source overlap — 13F Q4 2025 + Q1 2026 vs Congress PTR 12mo trailing
The premise: when a name appears as a new/increased position across multiple tracked 13F managers AND simultaneously appears as a substantive Congressional purchase in the same window, that's a TIER-1 signal because two independent disclosure systems (institutional 45-day-lagged 13F + retail STOCK-Act 30-45-day-lagged PTR) are pointing the same direction at the same time. Multi-source corroboration narrows the false-positive surface.
Methodology
- 13F adds/increases pulled from
2026-05-17-aggregate-2yr-backfill-summary.md(Q4 2025 + Q1 2026 multi-manager rows) - Congressional buys pulled from
2026-05-18-backfill.csv, filtered to:action == Purchasefiled_date >= 2025-10-01notional_range in {$15k+, $50k+, $100k+, ..., $5M-$25M}(excludes $1k-$15k routine flow)
TIER-1 overlaps found
GOOGL — Alphabet Inc
- 13F (Q4 2025): NEW / INCREASED at appaloosa-tepper, druckenmiller-duquesne
- Congress (12mo): 7 substantive buys by 5 distinct members — Boozman (R-AR), Mullin (R-OK), McCaul (R-TX), Pelosi (D-CA), Khanna (D-CA)
- Read: Cross-party, cross-chamber, cross-investor-style accumulation. The single strongest cross-source signal in this batch. Worth investigating what's driving it — antitrust resolution? Gemini monetization inflection? Continued cap-ex narrative? Already in RDCO hyperscalers thesis but the cross-source corroboration adds weight.
AMZN — Amazon.com Inc
- 13F (Q1 2026): INCREASED at appaloosa-tepper, druckenmiller-duquesne (also persistent top-10 at 3 managers across 8 quarters)
- Congress (12mo): 5 substantive buys by 4 distinct members — Mullin, Pelosi, Boozman, Khanna
- Read: TIER-1. Already-persistent darling getting fresh institutional adds + multi-member Congressional confirmation. Pelosi's specific Jan 2026 buy ($500k-$1M tranche) is notable directional vote.
INTC — Intel Corp
- 13F (Q1 2026): NEW at druckenmiller-duquesne, tiger-global (significant — both managers initiated fresh positions same quarter, a rare alignment)
- Congress (12mo): 1 substantive buy by Khanna
- Read: TIER-2 (only one Congress member). But Khanna is a tech-corridor D from CA, and the 13F double-initiation is itself a strong signal — the Congress data is supporting but not the primary driver. Worth a thesis-level "is Intel turning?" question into vault.
NFLX — Netflix Inc
- 13F (Q4 2025): INCREASED at gardner-russo-quinn, tiger-global
- Congress (12mo): 3 substantive buys by Boozman, McCaul, Khanna
- Read: TIER-1. Quality-compounder (Russo) + growth-tech (Tiger) both lean in same quarter, with bipartisan Congressional accumulation. Sub-thesis: post-password-crackdown earnings + ads tier monetization.
NOT overlapping (13F-only)
- SANDISK — 13F new at appaloosa + druckenmiller, ZERO Congress buys. 13F-pure-play; either too small/illiquid for Congressional managed accounts or genuinely undiscovered.
- CPNG (Coupang) — 13F increased at druckenmiller + tiger, ZERO Congress buys. Korean ADR — possibly off the standard managed-account universe.
These NOT-overlaps are themselves informative: 13F signal without retail/political confirmation suggests the thesis is institutional-only and either earlier-stage or off-radar.
Persistent-darling cross-source confirmation
Beyond the new-Q4/Q1 adds, here's the 13F-darling list (persistent top-10 across multiple managers) with Congress 12mo substantive buy counts:
| Ticker | 13F-persistent rank | Congress 12mo substantive buys | Cross-source verdict |
|---|---|---|---|
| MSFT | TOP-10 at 3 managers | 7 buys / 3 members | TIER-1 |
| AMZN | TOP-10 at 3 managers | 5 buys / 4 members | TIER-1 |
| GOOGL | TOP-10 at 3 managers | 7 buys / 5 members | TIER-1 |
| TSM | TOP-10 at 3 managers | 0 buys | 13F-only |
| NVDA | persistent | 3 buys / 2 members | TIER-2 |
| AVGO | RDCO thesis | 2 buys / 2 members | TIER-2 |
| META | hyperscaler-darling | 1 buy / 1 member | 13F-only |
| AAPL | declining at some 13F, persistent at others | 3 buys / 3 members | mixed signal |
| VST (Vistra) | RDCO power thesis | 1 buy / 1 member (Pelosi) | TIER-2 but high-conviction single |
| LLY | RDCO longevity (but trimmed at some 13F) | 1 buy / 1 member | weakening |
Implications for active RDCO theses
- Hyperscalers (already core): GOOGL + AMZN + MSFT cross-source confirmation reinforces. The thesis remains strong by both signals.
- AI-infra-chips: NVDA / AVGO Congress signal is present but mid-tier. The 13F-side rotation into Intel is new and warrants own analysis.
- Power: 13F managers are adding GE Vernova + Vistra. Pelosi alone added Vistra Jan 2026. Bipartisan Congressional power-name accumulation is NOT yet happening — this is still institutional-only thesis.
- Memory: SANDISK 13F-pure signal with no Congress confirmation — could be early; thesis-validation question is whether retail-political signal trails or precedes here.
- Longevity: LLY weakening across both signals.
Action items
- Add GOOGL to a "high-conviction cross-confirmed names" watchlist — single strongest TIER-1 in this batch.
- Investigate INTC — Druckenmiller + Tiger same-quarter initiation is a rare signal that warrants a quick thesis-level dig even though Congress confirmation is thin.
- Pelosi's VST single-buy — does it lead a broader political-class rotation into power? Recheck in 60-90 days.
- Next pass: add 2026 Q1 calendar-aligned filter to Congress data (currently using 12mo trailing). The 13F window is fundamentally quarterly and Congress is rolling, so overlap math should be re-cut at each quarter boundary.
Related
- [[01-projects/investing/anchors/smart-money/2026-05-17-aggregate-2yr-backfill-summary.md]] — 13F source
- [[01-projects/investing/anchors/smart-money/congress/2026-05-18-backfill-notes.md]] — Congress source
- [[.claude/skills/investing-smart-money-watch/SKILL.md]] — skill driving both sources