The Brief — edition, Wednesday, September 23 2026
session 2026-09-23 · 713 liquid names scanned · insight, not advice
One idea OBSERVATION
The single most interesting thing in what investors said publicly this quarter — not a recommendation, and not a prediction.
Thirty-three market voices call long-duration Treasuries a short — and not one of them actually holds the trade.
Among the public bears on long-duration Treasuries, including Andrew Sarna, Bob Doll, Bob Haber, Chris Whalen, Darius Dale, David Freeberg, David Rosenberg, and David Woo, zero disclosed a matching position. The bearish call on duration is one of the most widely voiced views in the corpus, and it is also one where talk and position have completely diverged: 33 talkers, 0 holders.
Counted from the corpus: 33 people are bearish on LONG_DUR_TREASURIES; 0 of them actually hold the position.
What changed in the themes OBSERVATION
Each desk theme against the prior edition (2026-09-22): movers versus the base rate, 8-K filings into the theme, and new dated views. Changed themes first.
AI & data centers changed
13 up, 2 down of 41 names moved >10% in 20 sessions (-15 pts vs last edition); 3 new dated views (2 bullish): Alex Edmans, Stephen Parker, Gargi Chaudhuri
Biggest 20-session moves: INTC +39.5%, ARM +38.0%, META +29.3%, AMD +28.1%
New dated views: Alex Edmans (bearish), Stephen Parker (bullish), Gargi Chaudhuri (bullish)
Defense & drones changed
1 up, 4 down of 16 names moved >10% in 20 sessions; 1 8-K filed into the theme: ONDS
Biggest 20-session moves: RCAT -27.2%, PL -23.4%, CLS +19.0%, USAR -17.8%
Energy (oil & gas) changed
3 up, 0 down of 21 names moved >10% in 20 sessions; 1 new dated view (1 bullish): Danielle Dimartino Booth
Biggest 20-session moves: NUAI +38.0%, CLMT +16.2%, VLO +10.4%, MPC +9.4%
New dated views: Danielle Dimartino Booth (bullish)
Nuclear & uranium changed
0 up, 5 down of 10 names moved >10% in 20 sessions (+32 pts vs last edition)
Biggest 20-session moves: UUUU -27.4%, UEC -25.0%, CCJ -14.9%, OKLO -12.4%
Power & the grid changed
3 up, 1 down of 8 names moved >10% in 20 sessions (+17 pts vs last edition); 1 8-K filed into the theme: SEI; 1 new dated view (1 bullish): Aaron Kennon
Biggest 20-session moves: VICR +44.7%, BE +26.8%, FPS +23.9%, OKLO -12.4%
New dated views: Aaron Kennon (bullish)
Robotics & autonomy changed
1 up, 1 down of 13 names moved >10% in 20 sessions (-15 pts vs last edition)
Biggest 20-session moves: DE +12.5%, MBLY -12.3%, ONDS -9.8%, AUR +9.8%
Has this worked? OBSERVATION
Every convergence we have ever flagged, priced from the next session’s open and measured against SPY over the same window — 291 of them at 60 sessions.
Average +0.74% vs SPY, but the median was 0.00% — the typical convergence matched the market exactly, and 43% beat it. The average is carried by a small number of large winners, not by being right consistently.
Build your own combination → How many voices, how many of them run money, whether anyone is actually positioned, macro or single names, and how long a hold.
Your book OBSERVATION
| Name | Price | 5d | IV (own-yr pctile) | Δ$ vs norm | Calls | Sell-put signals* |
|---|---|---|---|---|---|---|
| GOOGL Software | $339.05 | -1.8% | IV 33.2 (60p) | Δ$ 1.6× | calls 69.6% | high vol |
| GLD ETF | $392.88 | +0.29% | IV 20.3 (3p) | Δ$ 0.7× | calls 68.1% | not today |
| SLV ETF | $58.16 | +1.95% | IV 36.4 (3p) | Δ$ 0.8× | calls 75.0% | high vol |
*The three validated put-selling signals — explained in the next section.
Rich premium today VALIDATED
What this means: if any of these is a stock you'd own at the right price,
today is a well-paid day to sell its put. We check three conditions, each
independently validated on ten years of real option quotes — every one, on its
own, earned put sellers more per trade than selling on a random day:
high vol — the options are expensive in absolute terms (IV ≥ 30)
top of its year — premium in the top quarter of that name's own trailing year
post-drop — the stock fell 5%+ this week; protection is being bid
More conditions = a better day. Signal is from last night's close and typically
persists days, not hours — verify the live quote at the open. The example contract
is the shape our validation used: ~40 days out, ~20-delta, held to expiry,
assignment acceptable.
| Name | IV | Own-yr pctile | Why today | Example contract (last close) |
|---|---|---|---|---|
| VZ Telecom | 24.6 | 81 | top of its year, post-drop | Oct 30 $43p · $0.24 bid ≈ 0.56% / 37d |
| WFC Banks | 30.6 | 71 | high vol, post-drop | Oct 23 $76p · $0.62 bid ≈ 0.82% / 30d |
| NFLX Entertainment | 34.1 | 57 | high vol, post-drop | Oct 23 $65p · $1.09 bid ≈ 1.68% / 30d |
| COST Retail Earnings in 1d | 28.1 | 88 | top of its year | Oct 30 $855p · $6.85 bid ≈ 0.8% / 37d |
| JNJ Pharma | 25.5 | 87 | top of its year | Oct 30 $250p · $1.99 bid ≈ 0.8% / 37d |
| IBM Tech Hardware | 36.5 | 71 | high vol | Oct 23 $210p · $3.5 bid ≈ 1.67% / 30d |
Fact feed OBSERVATION
LEAPS & size builds
| Name | Δ$ vs norm | Elevated (last 5) | LEAPS | Calls | Δ$ | 5d |
|---|---|---|---|---|---|---|
| TTE Oil & Gas | 8.1× | 2/5 | 69.3% | 70.3% | $18.8M | +0.91% |
| PARR Oil & Gas | 5.5× | 2/5 | 42.5% | 94.3% | $9.6M | -9.34% |
| MTCH Software | 5.2× | 2/5 | 48.3% | 79.7% | $13.5M | -6.17% |
| TMUS Telecom | 4.7× | 2/5 | 31.5% | 65.9% | $215.0M | -5.99% |
| VICR Tech Hardware | 4.1× | 3/5 | 24.1% | 67.5% | $39.8M | +37.39% |
Volume out of the ordinary
The board OBSERVATION
What changed on the Idea Scout board since the last edition — new mentions from tracked speakers, flips against their own prior stance, and doubled-down repeats. Who said what, on the record — not who is right.
4 of today's 6 voices are from one conversation (Bloomberg Surveillance, Sep 23).
4 of today's 12 stances are from one conversation (The Big Picture (Ritholtz), Sep 22).
| Speaker | Idea | Call | Change | Where |
|---|---|---|---|---|
| Gargi Chaudhuri — Chief investment & portfolio strategist, Americas, BlackRock |
XLV ETF Healthcare is not disrupted by AI and has rallied 77% of the time during AI and semi selloffs, making it a… “healthcare actually has rallied 77% of the time” |
LONG | new | Bloomberg Surveillance 2026-09-23 |
| Gargi Chaudhuri — Chief investment & portfolio strategist, Americas, BlackRock |
IEF ETF With yields at multi-decade highs, a diversified multi-sector credit portfolio earning ~6-6.5% provides… “income especially in the front end and belly of the curve in a multi-sector fashion” |
NEUTRAL | new | Bloomberg Surveillance 2026-09-23 |
| Greg Peters — Co-CIO, PGIM Fixed Income |
IEF ETF Investors are in a recency-bias post-GFC mindset underpricing persistent inflation, term premium, and the… “five and a half percent is infinitely doable” |
SHORT | new | Bloomberg Surveillance 2026-09-23 |
| Stephen Parker — Co-head of global investment strategy, J.P. Morgan Private Bank |
SMH ETF Markets priced overly pessimistic earnings expectations for semis and hardware names, but the AI capex cycle… “markets are saying that the earnings expectations aren't achievable — that's reflected in valuations” |
LONG | new | Bloomberg Surveillance 2026-09-23 |
| Gargi Chaudhuri — Chief investment & portfolio strategist, Americas, BlackRock |
IWM ETF Small caps are most sensitive to interest rates and have already begun pulling back since Jackson Hole as the… “small caps is the area that you're supposed to allocate away from” |
SHORT | new | Bloomberg Surveillance 2026-09-23 |
| Gargi Chaudhuri — Chief investment & portfolio strategist, Americas, BlackRock |
EWJ ETF India and Japan offer geographic diversification away from AI-concentration risk in US equities while still… |
LONG | new | Bloomberg Surveillance 2026-09-23 |
| Winnie Cisar — Global head of strategy, CreditSights |
HYG ETF Surge in data center HY new issuance is forcing investors to be choosier, structures are novel and have… “data center deals have not performed particularly well this year” |
SHORT | new | Bloomberg Surveillance 2026-09-23 |
| Danielle Dimartino Booth — CEO & Chief Strategist, QI Research |
XLE ETF Data centers already under construction still require a reinforced energy grid to operate, making utilities… “there's a lot of data centers that are already under construction and they need this energy grid to be sounder” |
LONG | new | Danielle DiMartino Booth 2026-09-23 |
| Glen Kacher — CIO, Light Street Capital |
NVDA Semis Nvidia holds ~85% market share in AI accelerator GPUs and the market is underestimating their capacity to… “people right now are underestimating Nvidia's opportunity to innovate as well” |
LONG | new | The Big Picture (Ritholtz) 2026-09-22 |
| Glen Kacher — CIO, Light Street Capital |
AMD Semis AMD gains from both the GPU market (rising challenger to Nvidia in AI training) and the CPU market for… “as we move to agentic AI...there's certain advantages that AMD has” |
LONG | new | The Big Picture (Ritholtz) 2026-09-22 |
| Glen Kacher — CIO, Light Street Capital |
AVGO Semis Broadcom's multi-year custom chip work on Google's TPU has earned them new design-win opportunities with… “what they've done with Google, with their TPU over the years, is incredibly impressive, and it's gotten them now opportunities with OpenAI” |
LONG | new | The Big Picture (Ritholtz) 2026-09-22 |
| Glen Kacher — CIO, Light Street Capital |
MSFT Software Microsoft is the world's largest cybersecurity company and AI's proliferation structurally forces every… “Microsoft is the largest security company in the world, and one of the things that we've learned is that AI creates a lot of security vulnerabilities” |
LONG | new | The Big Picture (Ritholtz) 2026-09-22 |
The c8alpha take
Expedia and Fastly made opposite moves on similarly heavy tape — one sharp drop with the most concentrated options positioning flagged today, one sharp rally with elevated volume for a third consecutive session — and neither looks random; what's driving each is worth watching tomorrow for confirmation. The more striking market fact sits in the voices data: dozens of strategists and managers are on record bearish on long-duration Treasuries, and not one holds the position — the widest talk-versus-position gap in the dataset. In the themes panel, nuclear and uranium names have been broadly lower over the past month while grid infrastructure is moving the other way; Solaris Energy raised more than a billion dollars in new senior notes this week specifically for data center power capacity, turning the thesis into a financing event. SNX reports tomorrow with options pricing at the top of its recent history.
Written by our analyst model from tonight's computed facts only. Opinion, not advice.