Palantir (PLTR) closesPolymarket historical data and price history
Palantir (PLTR) closes: a Polymarket equities series with markets recurring weekly. Marketlens has captured 287 markets since March 1, 2026, of which 276 resolved, with $44.3K in traded volume. Every market's order book is stored in full: periodic L2 snapshots plus every individual price change with a millisecond timestamp, alongside trades, candles, and the final resolution outcome.
For the equities archive as a whole, see Polymarket price history.
Data as of 2026-09-17 · Polymarket series PLTR Neg Risk Weekly · slug pltr-neg-risk-weekly
Resolution outcomes
Outcomes across 276 resolved markets with a recorded winning outcome. Settlement in the archive is by winning outcome, not by final traded price.
Markets in this series
The most recently resolved of 287 markets.
Backtest this series
from marketlens import MarketLens
client = MarketLens()
result = client.backtest(
MyStrategy(), "pltr-neg-risk-weekly",
after="2026-09-04", before="2026-09-12", initial_cash=1_000,
)
result.show() # inspect the run in the dashboardAvailable datasets
Common questions
How many Palantir (PLTR) closes markets are in the archive?
287 markets from March 1, 2026 through September 11, 2026, of which 276 have resolved and 11 are active.
What data exists for each Palantir (PLTR) closes market?
Full L2 order book history (snapshots plus every price change at millisecond resolution), individual trades, OHLC candles, and the resolution outcome. All of it is queryable by the series slug "pltr-neg-risk-weekly" through the API and Python SDK, or downloadable as Parquet.
How often do Palantir (PLTR) closes markets resolve No?
Of 276 resolved markets with a recorded outcome, 250 resolved No (90.6%) and 26 resolved Yes.
How much does a typical Palantir (PLTR) closes market trade?
Average traded volume is $333 per market, $44.3K across the series.
Can I backtest strategies on Palantir (PLTR) closes?
Yes. Pass the slug "pltr-neg-risk-weekly" to client.backtest() in the Python SDK. Execution mode replays every market's order book tick by tick and fills simulated orders against real historical depth with queue priority, latency, and fee modelling; Alpha mode replays one bar per market for slower signals over long windows.
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Try it
Replay Palantir (PLTR) closes tick by tick
The free tier includes 1M rows per day with full API and full archive access, no card required.
$ pip install marketlens