Author
@AndrewHiesinger AndrewHiesinger
grade Cx.com/AndrewHiesinger ↗
QuantData founder posting mechanistic intraday options-flow and dealer-gamma SPY/QQQ levels
Publishes real-time index options-flow prints (call/put doll
trader score
-1.46
hit rate
10%
mean α
-0.27%
signals 14d
66
Grade = how their written analysis reads (A best). Trader score = how their last-20 timestamped calls performed vs SPY.
Their picks, scored
Across their last 20 scored bets: 10% hit rate, -0.27% mean alpha, trader score -1.46. Their last-14d mentions, direction-adjusted, have moved +0.3% since posting (mean over 46 mentions with price data).
Recent signals15receipts included
| date (PT) | ticker | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|---|
| 2026-08-28 | SPY | @AndrewHiesinger | +0.15 | Reports SPY closed at marked $770 support after holding the $770-$775 range | — | tweet ↗ |
| 2026-08-28 | SPY | @AndrewHiesinger | +0.05 | SPY is barely holding its range with $770 identified as the maximum gamma contract | — | tweet ↗ |
| 2026-08-28 | SPY | @AndrewHiesinger | +0.10 | Positive gamma grew at $780 while SPY tested prior $775 resistance | — | tweet ↗ |
| 2026-08-28 | SPY | @AndrewHiesinger | +0.30 | Reports a $6M spike in SPY call activity | — | tweet ↗ |
| 2026-08-28 | QQQ | @AndrewHiesinger | +0.30 | Reports an $8M spike in QQQ call activity | — | tweet ↗ |
| 2026-08-28 | · | @AndrewHiesinger | · | Says the Fed keynote provided little signal and rate probabilities remained unchanged | · | tweet ↗ |
| 2026-08-28 | SPY | @AndrewHiesinger | +0.15 | Maps positive gamma, support at $770, resistance at $775, and buildup at $780 | — | tweet ↗ |
| 2026-08-27 | QQQ | @AndrewHiesinger | +0.50 | Reports an $8M QQQ call spike and 45-minute divergence toward calls. | -0.6% | tweet ↗ |
| 2026-08-27 | SPX | @AndrewHiesinger | -0.20 | SPX implied-vol rank is below 15%, but the author expects volatility to rise into September. | · | tweet ↗ |
| 2026-08-27 | SPY | @AndrewHiesinger | +0.00 | Identifies positive gamma, resistance at 770, support at 765 and expects choppy trade. | -0.2% | tweet ↗ |
| 2026-08-26 | SPY | @AndrewHiesinger | +0.00 | Reports SPY remained pinned near the 765 gamma level for most of the session. | +0.4% | tweet ↗ |
| 2026-08-26 | NVDA | @AndrewHiesinger | +0.00 | Reports mixed short-dated Mag 7 options positioning ahead of Nvidia earnings. | +3.8% | tweet ↗ |
| 2026-08-26 | NVDA | @AndrewHiesinger | -0.35 | Reports $16M in net put activity ahead of Nvidia earnings. | +3.8% | tweet ↗ |
| 2026-08-26 | SPY | @AndrewHiesinger | -0.10 | Expects SPY to pin near 765, while warning downside could accelerate below it. | +0.4% | tweet ↗ |
| 2026-08-26 | SPY | @AndrewHiesinger | +0.05 | Identifies elevated negative gamma below spot and expects SPY to pin at 765 support. | +0.4% | tweet ↗ |
Grade is our human read-worthiness rating; trader score is a rolling 20-bet hit-rate/alpha composite — different things, often disagreeing. “Since then” is direction-unaware in the table; the summary line above adjusts for which way they leaned.