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Insider · CIK 0001757011

ARCH Venture Fund X, L.P.

owner

Files at SANA (Sana Biotechnology, Inc.), PRME (Prime Medicine, Inc.). First filing Feb 12, 2024, latest Feb 12, 2024.

In brief

ARCH Venture Fund X, L.P. files SEC Form 4 as 10% owner at SANA (Sana Biotechnology, Inc.), and also at PRME (Prime Medicine, Inc.). Since Feb 12, 2024, ARCH Venture Fund X, L.P. has reported 1 open-market buy worth $10.0M and 0 open-market sells worth $0, the latest filed on Feb 12, 2024.

A track record needs three past buys with six months of prices behind them; ARCH Venture Fund X, L.P. has 0, so none is measured yet.

The newest scored trade: bought $10.0M of SANA on Feb 8, 2024, filed Feb 12, 2024, scored 54 (moderate).

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
1 / 0
$10.0M bought, $0 sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

SANA: Sana Biotechnology, Inc.

SANAOct 12, 2026 · close 2.62

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
54Moderate
SANAbuy 3
Sana Biotechnology, Inc.
$10.0M
1,818,181 shares
+18%+120% from low-18% from high

Transactions

Every row this insider has filed, 3 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Feb 8, 2024SANA
Sana Biotechnology, Inc.
POpen-market purchase
Common Stockindirect: See Footnote
+363,637$5.50$2.0M10,667,387Feb 12, 2024
Feb 8, 2024SANA
Sana Biotechnology, Inc.
POpen-market purchase
Common Stockindirect: See Footnote
+727,272$5.50$4.0M12,446,022Feb 12, 2024
Feb 8, 2024SANA
Sana Biotechnology, Inc.
POpen-market purchase
Common Stockindirect: See Footnote
+727,272$5.50$4.0M12,446,022Feb 12, 2024

Questions about ARCH Venture Fund X, L.P.

Answered from the filings on this page, as of the latest one.

Is ARCH Venture Fund X, L.P. buying or selling?

Not in the last 12 months. ARCH Venture Fund X, L.P.'s latest open-market trade on SEC Form 4 was bought $10.0M of SANA on Feb 8, 2024.

How did ARCH Venture Fund X, L.P.'s past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and ARCH Venture Fund X, L.P. has 0.

Where does ARCH Venture Fund X, L.P. file Form 4?

ARCH Venture Fund X, L.P. has filed Form 4 at SANA (Sana Biotechnology, Inc.); PRME (Prime Medicine, Inc.). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

ARCH Venture Fund X, L.P.: insider trades and track record | InsiderTell