📈 FDA's loosened approval bar creates markets — capital floods the biotech complex
The Aduhelm approval over a unanimous negative advisory vote is read as deliberate market-creation: with a defensible safety study now the effective bar, the FDA conjures multi-billion-dollar indications out of nothing, and startups plus incumbents rush the newly defined markets. The beneficiary is the emerging-biotech complex, not just Biogen.
0
CONVICTION
peaked 58.2 WATCH
DORMANT
band · contested
▲ LONG XBI
expression · bullish equities
MISS
outcome · R -53.7% · α -43.0%
2022-06-13
window closed
⚖ Why this verdict
fully deterministic — evaluate.py replays this from daily closes; nothing below is editable or hand-set
- Window: 2021-06-13 → 2022-06-13 — first mention + 12-month horizon, then the window locks.
- The call: ▲ LONG XBI (primary play). XBI fell 53.7% over the window → direction-adjusted R = -53.7% (the call lost money).
- Benchmark: holding SPY over the same window returned -10.7% → α = -53.7 − (-10.7) = -43.0% — what this call made or lost against just owning the index. This is the number the verdict uses.
- Rule fired:
· HIT — R ≥ +10% AND α ≥ +5· PARTIAL — R ≥ +5% OR α ≥ 0▶ MISS — everything else
- Credit: supporters of a MISS earn 0 each, opposers the inverse — this feeds the scoreboard weights. supported: Chamath, Sacks | opposed: Friedberg
Conviction timeline
bands: green ≥ 65 · watch ≥ 45 · ember ≥ 15
Plays vs SPY · % since first mention (2021-06-13)
Plays
| expression | symbol | kind | relevance | rationale |
|---|---|---|---|---|
| ▲ LONG | XBI | etf | PRIMARY | equal-weight emerging biotech — the direct expression of 'a lot of young startups will say I should be going after this market' |
| ▲ LONG | BIIB | stock | adjacent | the approval's direct beneficiary; added ~$20B of market cap in the five days after |
| ▲ LONG | IBB | etf | adjacent | large-cap-weighted biotech complex proxy for a looser approval regime |
Mention log
Chamath
equities w=0.84 · n=160
· E35 (2021-06-13) · explicit_prediction · strength 3
▶ 20:55
SUPPORT
“they applied an extremely aggressive free market approach to a market that has been completely bereft of solutions. ... And so if you can create a hundred billion dollar market overnight, I think it stands to reason that a lot of people will look at the increase in Biogen's market cap and the profits that Biogen can make over the next 10 or 15 years and say, I will attack that and do that cheaper, faster, better. It happens in every other market.”
Friedberg
equities w=0.87 · n=120
· E35 (2021-06-13) · explicit_prediction · strength 2
▶ 23:27
SUPPORT
· horizon 24mo
“Companies are going to rush in, they're going to try and get 10 things approved. Everyone's going to be taking an Alzheimer's drug in a couple of years because there's going to be so many available on the market. And none of them may actually be curing Alzheimer's.”
Sacks
equities w=0.89 · n=96
· E35 (2021-06-13) · sentiment · strength 2
▶ 17:08
SUPPORT
“But going to the sort of larger issue of FDA approval, I would make it a little bit easier to get drugs approved. I mean, look, I think that double-blind test is the gold standard. If the drug clearly doesn't work, you don't approve it. But this is a case where the evidence is a little bit inconclusive.”
Friedberg
equities w=0.87 · n=120
· E59 (2021-12-17) · explicit_prediction · strength 2
▶ 1:09:02
SUPPORT
“they really kind of struggled for years to find the right footing of what's the right business model and the right product and the FDA kind of struggled with approving this stuff. And then boom, COVID hit. ... I think there's now a few, a handful of these RNA interference products that have been approved by the FDA. And we're now starting to see many more of these cancer and immunotherapy drugs start to get approved as RNA therapies.”
Friedberg
equities w=0.87 · n=120
· E80 (2022-05-13) · explicit_prediction · strength 2
▶ 29:08
REVERSAL
“roughly one third of public biotech stocks are trading below cash. ... But because the capital markets are gone now for them, or the assumption is, hey, there's not going to be any capital left”
Who built this conviction
each voice's total force on the score — supports and opposes from every mention, weighted exactly as the replay applied them · share = % of all mention-driven movement
⏳ decay drained -53.1 over the idea's life — that's time passing, attributed to no one
Score events
| episode | kind | Δ | after | note |
|---|---|---|---|---|
| E35 2021-06-13 | init | +35.2 | 35.2 | E35 born by Chamath (explicit_prediction x3) [w=0.84] |
| E35 2021-06-13 | reinforce | +12.9 | 48.1 | E35 Sacks support x2 (new voice) [w=0.89] |
| E35 2021-06-13 | reinforce | +10.1 | 58.2 | E35 Friedberg support x2 (new voice) [w=0.87] |
| E36 2021-06-18 | decay | -2.3 | 55.9 | E36 silent |
| E37 2021-06-25 | decay | -2.2 | 53.6 | E37 silent |
| E38 2021-07-03 | decay | -2.1 | 51.5 | E38 silent |
| E39 2021-07-09 | decay | -2.1 | 49.4 | E39 silent |
| E40 2021-07-16 | decay | -2.0 | 47.5 | E40 silent |
| E41 2021-07-23 | decay | -1.9 | 45.6 | E41 silent |
| E42 2021-07-30 | decay | -1.8 | 43.7 | E42 silent |
| E43 2021-08-06 | decay | -1.7 | 42.0 | E43 silent |
| E44 2021-08-28 | decay | -1.7 | 40.3 | E44 silent |
| E45 2021-09-04 | decay | -1.6 | 38.7 | E45 silent |
| E46 2021-09-14 | decay | -1.5 | 37.2 | E46 silent |
| E47 2021-09-18 | decay | -1.5 | 35.7 | E47 silent |
| E49 2021-10-02 | decay | -1.4 | 34.2 | E49 silent |
| E50 2021-10-09 | decay | -1.4 | 32.9 | E50 silent |
| E51 2021-10-16 | decay | -1.3 | 31.6 | E51 silent |
| E52 2021-10-23 | decay | -1.3 | 30.3 | E52 silent |
| E53 2021-10-30 | decay | -1.2 | 29.1 | E53 silent |
| E54 2021-11-06 | decay | -1.2 | 27.9 | E54 silent |
| E55 2021-11-13 | decay | -1.1 | 26.8 | E55 silent |
| E56 2021-11-20 | decay | -1.1 | 25.7 | E56 silent |
| E57 2021-12-04 | decay | -1.0 | 24.7 | E57 silent |
| E58 2021-12-11 | decay | -1.0 | 23.7 | E58 silent |
| E59 2021-12-17 | reinforce | +9.9 | 33.6 | E59 Friedberg support x2 [w=0.87] |
| E60 2021-12-23 | decay | -1.3 | 32.3 | E60 silent |
| E61 2021-12-29 | decay | -1.3 | 31.0 | E61 silent |
| E62 2022-01-08 | decay | -1.2 | 29.8 | E62 silent |
| E63 2022-01-15 | decay | -1.2 | 28.6 | E63 silent |
| E64 2022-01-22 | decay | -1.1 | 27.4 | E64 silent |
| E65 2022-01-29 | decay | -1.1 | 26.3 | E65 silent |
| E66 2022-02-05 | decay | -1.1 | 25.3 | E66 silent |
| E67 2022-02-12 | decay | -1.0 | 24.3 | E67 silent |
| E68 2022-02-19 | decay | -1.0 | 23.3 | E68 silent |
| E70 2022-02-24 | decay | -0.9 | 22.4 | E70 silent |
| E71 2022-03-05 | decay | -0.9 | 21.5 | E71 silent |
| E72 2022-03-19 | decay | -0.9 | 20.6 | E72 silent |
| E73 2022-03-26 | decay | -0.8 | 19.8 | E73 silent |
| E74 2022-04-01 | decay | -0.8 | 19.0 | E74 silent |
| E75 2022-04-09 | decay | -0.8 | 18.2 | E75 silent |
| E76 2022-04-16 | decay | -0.7 | 17.5 | E76 silent |
| E77 2022-04-23 | decay | -0.7 | 16.8 | E77 silent |
| E78 2022-04-30 | decay | -0.7 | 16.1 | E78 silent |
| E79 2022-05-07 | decay | -0.6 | 15.5 | E79 silent |
| E80 2022-05-13 | reversal | -9.3 | 6.2 | E80 Friedberg flips |
| E81 2022-05-23 | decay | -0.2 | 5.9 | E81 silent |
| E82 2022-05-24 | decay | -0.2 | 5.7 | E82 silent |