STRO

SUTRO BIOPHARMA, INC.
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Company Information

Company Name
SUTRO BIOPHARMA, INC.
CIK
CIK0001382101
Category
Non-accelerated filer<br>Smaller reporting company
Ticker: Exchange
STRO: Nasdaq
Fiscal Year End
December 31
Owner Organization
03 Life Sciences
SIC
2836
SIC Description
Biological Products, (No Diagnostic Substances)
Ticker
STRO

SEC filing data through

Insider Sentiment

Last purchase
2025-10-15
Last sale
2024-01-29
Shares purchased (TTM)
111,754
Shares sold (TTM)
0
Buy ratio (TTM)100.0%

Institutional Sentiment

As of
2026-06-30
Institutional shares owned
16,121,440
Shares outstanding
16,571,602
Ownership
97.28%
+35.74% Y/Y

Earnings Market Reaction

Filing date
2026-08-12
Price on filing date
—
1-month reaction
-5.77%
3-month reaction
…
Drift continued6/11 (55%)
Faded / reversed5/11 (45%)

Balance Sheet

Values in millions ($)
Line item2026-06-302026-03-312025-12-312025-09-302025-06-302025-03-312024-12-312024-09-302024-06-302024-03-312023-12-312023-09-30Subscriber-only columnSubscriber-only columnSubscriber-only columnSubscriber-only columnSubscriber-only columnTrend
Assets Current
Cash And Cash Equivalents At Carrying Value547458666410619017591656982
Marketable Securities Current11012983102141143127214285202264239
Equity Securities Fv Ni-------050464234
Accounts Receivable Net Current61244814977313617
Prepaid Expense And Other Assets Current66611192518111110109
Assets Current176221151182232287343406443355422381
Property Plant And Equipment Net8911131517181919212222
Operating Lease Right Of Use Asset81011131516181920222324
Marketable Securities Noncurrent00-------0--
Other Assets Noncurrent110000775643
Restricted Cash Noncurrent111111111111
Assets194242174210262321387452489403471432
Liabilities Current
Accounts Payable Current3587481066896
Accrued Liabilities Current651513121213131071511
Contract With Customer Liability Current691191269707374212124
Operating Lease Liability Current788888777766
Debt Current----------47
Liabilities Current5371757274133132131130809474
Contract With Customer Liability Noncurrent012479131822465378
Operating Lease Liability Noncurrent468101214161820212325
Long Term Debt Noncurrent----------0-
Other Liabilities Noncurrent22222222222-
Liabilities298309306297294347343341337305321319
Stockholders Equity
Common Stock Value000000000000
Additional Paid In Capital Common Stock952950845844842837831825818716709703
Accumulated Other Comprehensive Income Loss Net Of Tax-0-000-0-000-0-000
Retained Earnings Accumulated Deficit-1,055-1,016-978-931-874-863-787-714-666-618-559-590
Stockholders Equity-103-67-132-87-32-264511115298150112
Liabilities And Stockholders Equity194242174210262321387452489403471432
Preferred Stock Par Or Stated Value Per Share0.000.000.000.000.000.000.000.000.000.000.000.00
Preferred Stock Shares Authorized101010101010101010101010
Preferred Stock Shares Issued000000000000
Preferred Stock Shares Outstanding000000000000
Common Stock Par Or Stated Value Per Share0.000.000.000.000.000.000.000.000.000.000.000.00
Common Stock Shares Authorized300300300300300300300300300300300300
Common Stock Shares Issued17179988888666
Shares Outstanding17179988888666

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Recent filings

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SUTRO BIOPHARMA, INC. (STRO) — SEC Financial Statements & Analysis

SUTRO BIOPHARMA, INC. (STRO) is a biological products, (no diagnostic substances) company. SUTRO BIOPHARMA, INC. trades on Nasdaq as: STRO. SUTRO BIOPHARMA, INC. (STRO)'s most recent SEC filing is a Form 10-Q for the period ended 2026-06-30, filed with the SEC on 2026-08-12. Based on that filing, SUTRO BIOPHARMA, INC. carries a market cap of $550.18M, a P/E ratio of -3.05x, a P/B ratio of -5.33x, a P/S ratio of 12.04x, an enterprise value of $495.84M, and an EV/EBITDA multiple of -3.54x. On profitability, it posts an operating margin of -319.57%, a net margin of -395.25%, a Return on Equity (ROE) of 266.76%, a Return on Assets (ROA) of -79.08%, and a Return on Invested Capital (ROIC) of -119.42%. Per share, it reports EPS of $-10.90, diluted EPS of $-10.90, free cash flow per share of $-8.76, and a dividend per share of $0.00. Over the trailing year, it posted revenue growth of -56.25% year-over-year, net income growth of -13.45% year-over-year, and EPS growth of -55.54% year-over-year. On the balance sheet, it maintains a current ratio of 3.32x, a quick ratio of 3.22x, working capital of $122.75M, a debt-to-equity ratio of -2.88x, a debt ratio of 1.53, free cash flow of $-145.17M (TTM), and net debt of $-54.34M. Figures sourced from SEC EDGAR.

Market Cap
$550.18M
P/E TTM
-3.05x
EPS TTM
$-10.90
P/B TTM
-5.33x
ROE TTM
266.76%
ROA TTM
-79.08%
Debt To Equity
-2.88x
Free Cash Flow TTM
$-145.17M
Net Revenue TTM Growth 1Y
-56.25%

Data as of 2026-06-30 · Source: SEC EDGAR

Frequently Asked Questions

What industry is SUTRO BIOPHARMA, INC. in?

SUTRO BIOPHARMA, INC. (STRO) operates in the Biological Products, (No Diagnostic Substances) industry.

What exchange does STRO trade on?

SUTRO BIOPHARMA, INC. (STRO) trades on the Nasdaq.

When was SUTRO BIOPHARMA, INC. (STRO)'s most recent SEC filing?

SUTRO BIOPHARMA, INC. (STRO)'s most recent SEC filing is a Form 10-Q for the period ended 2026-06-30, filed with the SEC on 2026-08-12.

What is STRO's market cap?

SUTRO BIOPHARMA, INC. (STRO) has a market capitalization of $550.18M as of 2026-06-30.

What is STRO's EPS (earnings per share)?

SUTRO BIOPHARMA, INC. (STRO)'s trailing twelve month EPS is $-10.90 as of 2026-06-30.

What is STRO's ROE (return on equity)?

SUTRO BIOPHARMA, INC. (STRO)'s trailing twelve month Return on Equity (ROE) is 266.76% as of 2026-06-30.

What is STRO's ROA (return on assets)?

SUTRO BIOPHARMA, INC. (STRO)'s trailing twelve month Return on Assets (ROA) is -79.08% as of 2026-06-30.

What is STRO's ROIC (return on invested capital)?

SUTRO BIOPHARMA, INC. (STRO)'s trailing twelve month Return on Invested Capital (ROIC) is -119.42% as of 2024-03-31.

What is STRO's EV/EBITDA?

SUTRO BIOPHARMA, INC. (STRO)'s trailing twelve month EV/EBITDA is -3.54x as of 2026-06-30.

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