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Compare iShares MBS ETF (MBB) vs Upstart Holdings Inc (UPST) Price & Performance

iShares MBS ETFTrade
Upstart Holdings IncTrade

Price performance (Past 24H)

Key statistics

iShares MBS ETF vs Upstart Holdings Inc — how do they compare? iShares MBS ETF trades at $89.7 (market cap $35.41B), while Upstart Holdings Inc trades at $24.41 (market cap $2.35B). The key difference: iShares MBS ETF is far larger — about 15.1× Upstart Holdings Inc's market cap, and iShares MBS ETF is more actively traded (5,388,525 versus 4,203,337). Which is the better fit depends on your goals — on Pluang, investors hold iShares MBS ETF for 96 Days and Upstart Holdings Inc for 39 Days on average.

MBBUPST
Market Cap
$35.41B$2.35B
Volume
5,388,5254,203,337
Sector
Fixed IncomeFinancials
52-Week High
$96.91$52.74
52-Week Low
$89.09$22.81
Typical Hold Time
96 Days39 Days
Enterprise Value
—$3.88B

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

iShares MBS ETF

MBB (iShares MBS ETF) trades at $89.22, down 0.16% amid bearish technical signals with 18 sell indicators versus 2 buy signals. The ETF faces pressure from rising intermediate-term rates and inflation concerns, with short interest surging 98.3% in September 2026 to 6.57 million shares. Recent institutional activity shows mixed sentiment with some firms increasing positions while technical indicators point to continued downward momentum.

The outlook remains challenging with convexity risk and borrower prepayment optionality limiting upside potential. Investment opportunity exists for income-focused investors through consistent dividend payments, but risks include duration exposure during potential rate hikes and persistent inflation pressures affecting mortgage-backed securities performance.

Upstart Holdings Inc

Upstart Holdings (UPST) trades at $24.02, up 0.67% with mixed technical signals showing bearish momentum but neutral oscillators. The company reported revenue growth to $1.02B in 2025 with a return to profitability ($53.6M net income), though recent quarters show earnings misses. Analyst sentiment is divided with a $39.50 consensus target, while recent news highlights partnership expansions and sector volatility affecting consumer lending stocks.

The outlook balances AI-driven lending growth against credit market risks and earnings volatility. Investment opportunity lies in valuation upside if execution improves, but risks include debt levels rising to 61.48% of assets and consistent earnings underperformance. The stock's proximity to recent lows suggests cautious investor sentiment amid sector headwinds.

Returns comparison

Trailing returns across standard periods

Investor sentiment on Pluang

What Pluang investors did over the last 30 days

MBB
100% Buy0% Sell
Avg holding period · 96 Days
UPST
100% Buy0% Sell
Avg holding period · 39 Days

Top news

Latest headlines on both assets

About iShares MBS ETF

The fund will invest at least 80% of its assets in the component securities of the underlying index and TBAs that have economic characteristics that are substantially identical to the economic characteristics of the component securities of the index, and the fund will invest at least 90% of its assets in fixed income securities included in the underlying index that advisor believes will help the fund track the index.

Read more on MBB →

About Upstart Holdings Inc

Upstart Holdings Inc provides credit services. The company provides a proprietary, cloud-based, artificial intelligence lending platform. The platform aggregates consumer demand for loans and connects it to the network of Upstart AI-enabled bank partners. The revenue of the company is primarily comprised of fees paid by banks.

Read more on UPST →